Cyber Security Engineer jobs at ManTech - 136 jobs

**MANTECH** seeks a skilled and innovative **Cyber Threat Hunt Analyst** to support our cybersecurity operations in **McLean, VA.** As a Cyber Threat Hunter, you will be responsible for proactively detecting, investigating, and mitigating cyber threats within our large enterprise environment. Your primary focus will be on hypothesis-based threat hunting utilizing the HMM-4 approach and leveraging the Mitre ATT&CK framework. You will collaborate closely with cross-functional teams, including endpoint, network, offensive, threat intelligence, cloud, and data science experts, to identify, analyze, and respond to emerging threats. **Responsibilities include but are not limited to:** + Conduct proactive threat hunting using the HMM-4 approach and Mitre ATT&CK framework. + Develop and refine hypotheses for targeted threat hunts based on threat intelligence, internal data, and analysis of attacker tactics, techniques, and procedures (TTPs). + Collaborate with internal teams to collect and analyze security event data from various sources, such as logs, alerts, network traffic, and endpoint telemetry. + Utilize cutting-edge tools and technologies to identify indicators of compromise (IOCs) and anomalies that may indicate potential threats. + Perform in-depth analysis of identified threats, assess their impact, and recommend appropriate mitigation and response strategies. + Document investigative objectives and progress throughout threat hunt. Produce detailed reports and provide clear and concise communication on findings, to include root cause analysis and recommendations for remediation and risk mitigation. Propose enhanced detections where possible defensive gaps are identified. + Stay up to date with the latest cyber threats, attack techniques, and security technologies through continuous learning and knowledge sharing. **Minimum Qualifications** + 3+ years of experience as a cyber security analyst, incident responder, or other closely related cyber security discipline. + Experience and strong proficiency in hypothesis-based hunting (HMM-4), the Mitre ATT&CK matrix, and mapping adversary TTPs to observed activities. + Experience and proficiency with SIEM platforms, EDR solutions, network traffic analysis tools, and a deep understanding of cloud environments (AWS, Azure, etc.) + Experience problem-solving in high-pressure situations, with the ability to translate complex technical findings for both technical and non-technical audiences. + Relevant industry certifications (e.g., GCIH, CTIA, or CThH) + Experience with and a solid foundation in network protocols and endpoint security. **Preferred Qualifications** + Bachelors degree in electrical engineering, computer engineering, computer science, or related IT discipline + 4+ years of experience as a cyber security analyst, incident responder, or other closely related cyber security discipline. **Clearance Requirements** + An active/current TS/SCI with Polygraph clearance is required. **Physical Requirements** + Must be able to remain in a stationary position 50% of the time. + Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. + Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations. MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation. If you need a reasonable accommodation to apply for a position with MANTECH, please email us at ******************* and provide your name and contact information.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! This position will be based at Reston, VA Responsibilities: * Work with an expert team focused on implementing and operating next generation security solutions for government and commercial clients. * Perform hands-on evaluation, implementation, and operation of leading security Cyber defense tools and technologies. * Apply in-depth defense strategies to large and complex networks to rapidly identify vulnerabilities and threats, prioritize response actions, and develop effective countermeasures. * Apply thought leadership in a highly collaborative and innovative work environment to solve complex security challenges. * You will join a team and engineer solutions to complex challenges for customers using your knowledge of network engineering, system administration and Active Directory. * In this role, you'll closely impact mission success, protecting data and networks from malicious payloads and actors. * With mentoring, challenging hands-on problem-solving, and opportunities to learn new tools and skills, we focus on growing as a team to make the best solutions for our customers. Job Requirements Qualifications: * Experience architecting and designing IP networks, including developing and documenting network topologies * Experience with network engineering, including physical or logical, such as installation and activation of ports, configuration of switches, and LANS, VLANS, and network FW or appliances or network administration services, such as Active Directory, Guests LANS, and domain management * Knowledge of multi-domain architectures, including data center, WAN, and LAN in virtualized architectures * 1+ years of experience with performing systems administration Windows or Linux Administration, including performing basic troubleshooting and installation or configuration, monitoring system performance or availability, and performing security upgrades * TS/SCI clearance with the ability to obtain a counter-intelligence polygraph. * Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. * DoD 8570 IAT Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification. * Ability to obtain a DoD 8570 Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND Certification, within 30 days of start date. * Experience with deployment or daily maintenance of Forescout CounterACT appliances * Knowledge of federal information security policies, standards, procedures, directives, frameworks, federal security authorizations, assessment, and risk management processes for enterprise systems * Ability to install and deploy Forescout in a customer environment * Ability to integrate Cybersecurity data using enterprise or custom tools data aggregation and analysis tools, including Splunk * Ability to provide support in a Tier II IT operations and maintenance role, including ticket work information updates, issue responses, and remediation * Ability to be a self-starter, work without considerable direction, and work with a team * Possession of excellent verbal and written communication skills, including for coordinating efforts and establishing customer relations The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer. Job Type Full-Time Location Reston, VA 20191 US (Primary) Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! This position will be based at Reston, VA Responsibilities: * Be responsible for the successful installation, configuration, and integration of the Cyber Asset Attack Surface Management (CAASM) platform within complex client environments. * Hold an understanding of IT infrastructure, networking, and security tools to ensure seamless data onboarding and high customer satisfaction. * Collaborate closely with clients, project managers, and internal engineering teams to deliver a comprehensive and accurate asset inventory solution. * Configure and manage CAASM solution deployment in accordance with the systems engineering lifecycle (SELC). * Monitor, design, and onboard new data connections by integrating CAASM with a wide range of third-party security and management tools. * Create and maintain deployment scripts and automation processes to streamline installations and enhance data management efficiency. * Analyze and interpret complex Cyber datasets to uncover insights, performing exploratory analysis and ensuring data quality, accuracy, and reliability. * Document the installation and configuration of production deployments. * Perform system monitoring and ongoing daily maintenance for deployed CAASM instances, ensuring system health, data integrity, and adherence to security best practices. * Participate in on-call rotation for Production support. Job Requirements Qualifications: * 4+ years of experience architecting, implementing, integrating, and managing COTS solutions for hybrid cloud environments * 3+ years of experience performing systems administration in Windows, Linux, or VMware environments, including performing basic troubleshooting, installation, configuration, monitoring system performance or availability, and performing security upgrades * 3+ years of experience programming and debugging, shell scripting, application containerization, data storage, and retrieval from a variety of sources * 2+ years of experience deploying, hosting, monitoring, and securing solutions for Government customers * Experience with APIs and data pipelines to ingest, normalize, and correlate asset data with vulnerability feeds, threat intelligence, and security findings from multiple sources * Knowledge of scripting languages for automation and troubleshooting, and of APIs with their usage for data integration * Active TS/SCI clearance; willingness to take a polygraph exam * Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. * DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification * Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date Additional Qualifications: * 2+ years of experience automating workflows securely with COTS products via RESTful API's * 2+ years of experience integrating Axonius or Armis * 2+ years of experience in securing solutions in accordance with Federal regulatory compliance frameworks * Experience supporting Federal DoD and Intelligence Agencies, including supporting large Federal programs * Experience with SAFe Agile methodologies in a scaled enterprise setting * Experience with cloud platforms, particularly AWS and Azure * Knowledge of networking fundamentals * Ability to provide support in an IT operations and maintenance role, including ticket work information updates, issue response, and remediation * Possession of excellent communication and relationship skills to articulate technical topics and build consensus among stakeholders * Possession of strong problem-solving and analytical skills The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer. Job Type Full-Time Location Reston, VA 20191 US (Primary) Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! We are seeking a seasoned Endace Implementation & Sustainment Engineer to architect, deploy, integrate, and operate Endace packet capture, monitoring, and network recording platforms across a large, distributed enterprise. The ideal candidate has deep experience in network forensics, packet analytics, and telemetry architecture, combined with hands-on familiarity supporting Zero Trust visibility and segmentation strategies. This role owns the end-to-end lifecycle for Endace systems-including design, installation, configuration, maintenance, and long-term optimization-while integrating the platform with SIEM/SOAR, detection engineering, analytics tooling, and broader Zero Trust security controls. This position will be based at Reston, VA Responsibilities: * Lead the design, deployment, and configuration of Endace appliances for enterprise-scale packet capture. * Develop packet capture strategies aligned to network architecture, mission requirements, and Zero Trust visibility controls. * Build high-availability, scalable, and resilient Endace clusters across data centers and cloud-connected environments. * Integrate Endace with analytics ecosystems (SIEM, SOAR, NDR, EDR, threat intel, investigation platforms). * Maintain and tune Endace hardware and software for optimal performance, including upgrades, patching, sensor tuning, and storage lifecycle. * Troubleshoot packet loss, timing drift, flow indexing issues, clock synchronization, and performance bottlenecks. * Monitor device health, capacity, and telemetry fidelity to ensure consistent, forensically-sound data capture. * Manage PCAP retention strategies, indexing policies, and storage allocation across distributed deployments. * Align Endace visibility architecture with Zero Trust telemetry requirements and continuous verification workflows. * Ensure packet capture and telemetry support identity-aware network segmentation and policy enforcement. * Support development of traffic baselines, segmentation decisions, and enforcement models using Endace data. * Automate deployment, configuration, and sustainment workflows using Ansible, Terraform, or scripting. * Build dashboards, runbooks, playbooks, and investigation workflows for SOC, threat hunters, and IR teams. * Partner with network engineering, cloud teams, and security operations to ensure full-spectrum telemetry coverage. * Deliver training and guidance to operational teams on Endace platform usage and best practices. Job Requirements Qualifications: * 5+ years of experience in cybersecurity engineering, network security, or SOC tooling. * Strong understanding of packet analysis, network forensics, deep packet inspection, and PCAP workflows. * Proficiency in Linux administration and scripting (Python, Bash, PowerShell). * Experience supporting regulated or high-security environments (DoD, IC, FedRAMP, PCI, HIPAA). * Familiarity with Zero Trust Architecture, segmentation principles, and identity-centric policy models. * Demonstrated experience integrating Endace with SIEMs, SOAR tools, and investigation platforms. * Solid understanding of core network protocols (TCP/IP, TLS, DNS, HTTP/S, NetFlow/IPFIX, etc.) * Active TS/SCI clearance; willingness to take a polygraph exam * Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. * DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification * Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date * Proven hands-on experience deploying, configuring, and managing Endace DAG/EndaceProbe solutions in production. * Familiarity with complementary network tools (Zeek, Suricata, Arkime, NDR platforms). * Experience with cloud networking and packet capture strategies in AWS, Azure, or GCP. * Certifications such as CISSP, GCIA, GNFA, GCIH, or vendor-specific credentials. * Strong analytical and problem-solving ability. * Excellent communication and documentation skills. * Able to collaborate with cross-functional technical and non-technical stakeholders. * Comfortable leading architecture conversations and driving platform strategy. The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer. Job Type Full-Time Location Reston, VA 20191 US (Primary) Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! This position will be based at Reston, VA Responsibilities: * Architect, deploy, and configure Arkime clusters, capture nodes, viewer nodes, and storage subsystems. * Design packet capture strategies aligned to network topology, mission requirements, and Zero Trust monitoring needs. * Develop and automate deployment workflows using scripts, orchestration tools, and configuration management. * Integrate Arkime with SIEM, SOAR, EDR, and threat intel platforms to enrich detection and investigation workflows. * Conduct regular tuning of parsers, views, tags, and sessions to support detection engineering and threat hunting. * Perform version upgrades, patching, configuration changes, data lifecycle management, and log retention optimization. * Align Arkime data capture with Zero Trust Architecture (ZTA) telemetry requirements. * Support development of visibility baselines, identity-aware policies, and segmentation enforcement strategies. * Work with network engineering, cloud engineering, and security operations to ensure end-to-end telemetry coverage. * Develop dashboards, queries, workflows, and documentation for SOC, detection engineers, and incident responders. * Provide training, playbooks, and technical expertise to internal engineering and operations teams. Job Requirements Qualifications: * 5+ years of experience in cybersecurity, network security engineering, or security operations. * Strong background in packet analysis, PCAP management, DPI technologies, and network protocols (TCP/IP, DNS, TLS, HTTP, etc.). * Familiarity with Suricata, Zeek, or other packet/flow analysis platforms. * Experience engineering within a Zero Trust Architecture (ZTA), including segmentation, continuous verification, and identity-centric access. * Proficiency with Linux systems administration, containers, and distributed systems. * Experience leveraging SIEM/SOAR platforms and integrating packet telemetry with detection workflows. * Familiarity with automation tools (Ansible, Terraform, scripts) and infrastructure-as-code concepts. * Active TS/SCI clearance; willingness to take a polygraph exam * Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. * DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification * Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date * Hands-on experience implementing and maintaining Arkime/Moloch in production environments. * Experience with cloud networking and traffic inspection in AWS/Azure/GCP. * Experience with Elastic Stack or similar search/index pipelines. * Background supporting regulated or high-security environments (FedRAMP, DoD, IC, PCI, etc.). * Security certifications (e.g., CISSP, GCIH, GCIA, GNFA, GCED). * Strong analytical and problem-solving skills. * Ability to translate technical findings into clear operational guidance. * Comfortable leading discussions with engineers, analysts, architects, and leadership. The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer. Job Type Full-Time Location Reston, VA 20191 US (Primary) Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! We are looking for a Backend Security Engineering Case Management Engineer to architect and implement the backend foundation of our next-generation case management platform. This role is focused on backend systems design, data architecture, integration engineering, and workflow enablement, ensuring the platform serves as a scalable, extensible system-of-record for security programs. This position will be based at Reston, VA Responsibilities: * Collaborate with program architects to design the backend infrastructure for a modern security case management solution, including data models, storage layers, metadata standards, and service orchestration. * Establish engineering standards for API design, data handling, security, error management, and auditability. * Design and implement high-performance APIs, microservices, and system components that support case lifecycle workflows. * Build the foundational taxonomy and object models for cases, entities, evidence, workflows, and automation triggers. * Drive platform scalability, reliability, and performance through best-practice engineering patterns. * Develop backend integrations between the case management platform and security tools such as SIEM, EDR, vulnerability management platforms, threat intelligence sources, identity systems, and ticketing/ITSM platforms. * Build and maintain API services, event pipelines, data ingestion jobs, and synchronization services. * Implement automated backend workflows to support case routing, enrichment, evidence linkage, and cross-platform data federation. * Ensure the platform adheres to industry security practices, including authentication, authorization, and secure data transmission. * Maintain documentation including backend architecture diagrams, schema definitions, integration specs, and operational runbooks. * Collaborate with frontend teams, product owners, and platform architects to ensure cohesive end-to-end system design. Job Requirements Qualifications: * 5+ years of backend engineering or platform engineering experience. * Strong proficiency in backend languages (e.g., Python, Java, Go, Node.js). * Demonstrated experience architecting or integrating with workflow, case/ticketing, or automation platforms (e.g., ServiceNow, Jira, TheHive, custom-built systems). * Deep experience designing APIs (REST, GraphQL) and event-driven systems. * Strong skills in integrating complex systems using APIs, message queues, streaming platforms, and ETL pipelines. * Solid knowledge of security engineering concepts, secure coding standards, and platform hardening for highly regulated environments (e.g. DoD, Energy, Finance). * Active TS/SCI clearance; willingness to take a polygraph exam * Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. * DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification * Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date * Strong architectural and system design capabilities * Ability to translate platform requirements into scalable backend implementations * Strong attention to detail with a focus on reliability and maintainability * Excellent communication and cross-functional collaboration * Database expertise (SQL and NoSQL), schema design, and performance optimization. * Exposure to cloud-native architecture in AWS, GCP, or Azure. * Familiarity with data modeling for security or operational systems. The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer. Job Type Full-Time Location Reston, VA 20191 US (Primary) Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! This position will be based at Reston, VA Responsibilities: * Design, deploy, manage, and operationalize enterprise endpoint data protection controls as a Trellix Endpoint Data Loss Prevention (DLP) Engineer. * Serve as the technical owner for Trellix EDR/DLP components, ensuring sensitive data is identified, monitored, and protected across the enterprise. * Use analytical, engineering, and stakeholder engagement capabilities to assist with information protection strategy. * Play a core role in safeguarding the organization's data. * Build an enterprise-grade data protection program with visibility across security leadership, risk, and operational teams. * Lead enterprise deployment, configuration, tuning, and maintenance of Trellix Endpoint DLP, including policy automation, agent health, and performance optimization. * Assist with analyzing, testing, and operationalizing DLP policies, rulesets, classification logic, and incident workflows aligned to data governance requirements. * Integrate the Trellix DLP platform with SIEM, SOAR, CASB, CMDB, and identity security tools for end-to-end visibility and automated response. * Analyze DLP telemetry, alerts, and incidents to identify data exfiltration patterns, risk signals, and false positives. * Partner with legal, compliance, data governance, and HR to define rulesets, thresholds, and exception workflows. * Develop engineering playbooks, standard operating procedures, and runbooks for policy lifecycle management. * Manage endpoint agent health, upgrades, change control, and enterprise-wide platform stability. * Conduct root-cause analysis for user-impact, policy misfires, broken workflows, and endpoint inventory issues. * Provide guidance to application and business teams on data classification, tagging, and secure data-handling practices. * Align DLP implementations with Zero Trust, privacy, and enterprise data protection strategies. Job Requirements Qualifications: * 4+ years of experience in cybersecurity engineering, data protection, or endpoint security * 2+ years of experience with Trellix Endpoint DLP, Trellix ePO, associated modules, agent-based controls, and Windows and Linux endpoint management and troubleshooting * 2+ years of experience developing and deploying solutions for highly regulated industries such as healthcare, finance, federal, defense, and energy * Experience with integration patterns across SIEM, SOAR, and identity security platforms, and broader Trellix or McAfee security stack such as ENS, DLP Monitor, DLP Discover, and ePO * Experience with scripting in PowerShell, Python, or Bash for automation and workflow optimization, creating classification taxonomies, and integrating DLP with enterprise data catalogs * Ability to interpret data movement patterns and policy outcomes * Active TS/SCI clearance; willingness to take a polygraph exam * Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ years of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree * DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification such as Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification * Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification such as CEH, CHFI, CFR, Cloud+, or CND Certification, within 30 days of start date * Knowledge of data loss prevention concepts, endpoint security controls, and data classification models * Possession of strong analytical skills The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer. Job Type Full-Time Location Reston, VA 20191 US (Primary) Telos offers an excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos and its subsidiaries are an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! We are looking for a Backend Security Engineering Case Management Engineer to architect and implement the backend foundation of our next-generation case management platform. This role is focused on backend systems design, data architecture, integration engineering, and workflow enablement, ensuring the platform serves as a scalable, extensible system-of-record for security programs. This position will be based at Reston, VA Responsibilities: Collaborate with program architects to design the backend infrastructure for a modern security case management solution, including data models, storage layers, metadata standards, and service orchestration. Establish engineering standards for API design, data handling, security, error management, and auditability. Design and implement high-performance APIs, microservices, and system components that support case lifecycle workflows. Build the foundational taxonomy and object models for cases, entities, evidence, workflows, and automation triggers. Drive platform scalability, reliability, and performance through best-practice engineering patterns. Develop backend integrations between the case management platform and security tools such as SIEM, EDR, vulnerability management platforms, threat intelligence sources, identity systems, and ticketing/ITSM platforms. Build and maintain API services, event pipelines, data ingestion jobs, and synchronization services. Implement automated backend workflows to support case routing, enrichment, evidence linkage, and cross-platform data federation. Ensure the platform adheres to industry security practices, including authentication, authorization, and secure data transmission. Maintain documentation including backend architecture diagrams, schema definitions, integration specs, and operational runbooks. Collaborate with frontend teams, product owners, and platform architects to ensure cohesive end-to-end system design. Requirements Qualifications: • 5+ years of backend engineering or platform engineering experience. • Strong proficiency in backend languages (e.g., Python, Java, Go, Node.js). • Demonstrated experience architecting or integrating with workflow, case/ticketing, or automation platforms (e.g., ServiceNow, Jira, TheHive, custom-built systems). • Deep experience designing APIs (REST, GraphQL) and event-driven systems. • Strong skills in integrating complex systems using APIs, message queues, streaming platforms, and ETL pipelines. • Solid knowledge of security engineering concepts, secure coding standards, and platform hardening for highly regulated environments (e.g. DoD, Energy, Finance). • Active TS/SCI clearance; willingness to take a polygraph exam • Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. • DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification • Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date • Strong architectural and system design capabilities • Ability to translate platform requirements into scalable backend implementations • Strong attention to detail with a focus on reliability and maintainability • Excellent communication and cross-functional collaboration • Database expertise (SQL and NoSQL), schema design, and performance optimization. • Exposure to cloud-native architecture in AWS, GCP, or Azure. • Familiarity with data modeling for security or operational systems. The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! We are seeking a seasoned Endace Implementation & Sustainment Engineer to architect, deploy, integrate, and operate Endace packet capture, monitoring, and network recording platforms across a large, distributed enterprise. The ideal candidate has deep experience in network forensics, packet analytics, and telemetry architecture, combined with hands-on familiarity supporting Zero Trust visibility and segmentation strategies. This role owns the end-to-end lifecycle for Endace systems-including design, installation, configuration, maintenance, and long-term optimization-while integrating the platform with SIEM/SOAR, detection engineering, analytics tooling, and broader Zero Trust security controls. This position will be based at Reston, VA Responsibilities: Lead the design, deployment, and configuration of Endace appliances for enterprise-scale packet capture. Develop packet capture strategies aligned to network architecture, mission requirements, and Zero Trust visibility controls. Build high-availability, scalable, and resilient Endace clusters across data centers and cloud-connected environments. Integrate Endace with analytics ecosystems (SIEM, SOAR, NDR, EDR, threat intel, investigation platforms). Maintain and tune Endace hardware and software for optimal performance, including upgrades, patching, sensor tuning, and storage lifecycle. Troubleshoot packet loss, timing drift, flow indexing issues, clock synchronization, and performance bottlenecks. Monitor device health, capacity, and telemetry fidelity to ensure consistent, forensically-sound data capture. Manage PCAP retention strategies, indexing policies, and storage allocation across distributed deployments. Align Endace visibility architecture with Zero Trust telemetry requirements and continuous verification workflows. Ensure packet capture and telemetry support identity-aware network segmentation and policy enforcement. Support development of traffic baselines, segmentation decisions, and enforcement models using Endace data. Automate deployment, configuration, and sustainment workflows using Ansible, Terraform, or scripting. Build dashboards, runbooks, playbooks, and investigation workflows for SOC, threat hunters, and IR teams. Partner with network engineering, cloud teams, and security operations to ensure full-spectrum telemetry coverage. Deliver training and guidance to operational teams on Endace platform usage and best practices. Requirements Qualifications: • 5+ years of experience in cybersecurity engineering, network security, or SOC tooling. • Strong understanding of packet analysis, network forensics, deep packet inspection, and PCAP workflows. • Proficiency in Linux administration and scripting (Python, Bash, PowerShell). • Experience supporting regulated or high-security environments (DoD, IC, FedRAMP, PCI, HIPAA). • Familiarity with Zero Trust Architecture, segmentation principles, and identity-centric policy models. • Demonstrated experience integrating Endace with SIEMs, SOAR tools, and investigation platforms. • Solid understanding of core network protocols (TCP/IP, TLS, DNS, HTTP/S, NetFlow/IPFIX, etc.) • Active TS/SCI clearance; willingness to take a polygraph exam • Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. • DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification • Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date • Proven hands-on experience deploying, configuring, and managing Endace DAG/EndaceProbe solutions in production. • Familiarity with complementary network tools (Zeek, Suricata, Arkime, NDR platforms). • Experience with cloud networking and packet capture strategies in AWS, Azure, or GCP. • Certifications such as CISSP, GCIA, GNFA, GCIH, or vendor-specific credentials. • Strong analytical and problem-solving ability. • Excellent communication and documentation skills. • Able to collaborate with cross-functional technical and non-technical stakeholders. • Comfortable leading architecture conversations and driving platform strategy. The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! This position will be based at Reston, VA Responsibilities: Design, deploy, manage, and operationalize enterprise endpoint data protection controls as a Trellix Endpoint Data Loss Prevention (DLP) Engineer. Serve as the technical owner for Trellix EDR/DLP components, ensuring sensitive data is identified, monitored, and protected across the enterprise. Use analytical, engineering, and stakeholder engagement capabilities to assist with information protection strategy. Play a core role in safeguarding the organization's data. Build an enterprise-grade data protection program with visibility across security leadership, risk, and operational teams. Lead enterprise deployment, configuration, tuning, and maintenance of Trellix Endpoint DLP, including policy automation, agent health, and performance optimization. Assist with analyzing, testing, and operationalizing DLP policies, rulesets, classification logic, and incident workflows aligned to data governance requirements. Integrate the Trellix DLP platform with SIEM, SOAR, CASB, CMDB, and identity security tools for end-to-end visibility and automated response. Analyze DLP telemetry, alerts, and incidents to identify data exfiltration patterns, risk signals, and false positives. Partner with legal, compliance, data governance, and HR to define rulesets, thresholds, and exception workflows. Develop engineering playbooks, standard operating procedures, and runbooks for policy lifecycle management. Manage endpoint agent health, upgrades, change control, and enterprise-wide platform stability. Conduct root-cause analysis for user-impact, policy misfires, broken workflows, and endpoint inventory issues. Provide guidance to application and business teams on data classification, tagging, and secure data-handling practices. Align DLP implementations with Zero Trust, privacy, and enterprise data protection strategies. Requirements Qualifications: • 4+ years of experience in cybersecurity engineering, data protection, or endpoint security • 2+ years of experience with Trellix Endpoint DLP, Trellix ePO, associated modules, agent-based controls, and Windows and Linux endpoint management and troubleshooting • 2+ years of experience developing and deploying solutions for highly regulated industries such as healthcare, finance, federal, defense, and energy • Experience with integration patterns across SIEM, SOAR, and identity security platforms, and broader Trellix or McAfee security stack such as ENS, DLP Monitor, DLP Discover, and ePO • Experience with scripting in PowerShell, Python, or Bash for automation and workflow optimization, creating classification taxonomies, and integrating DLP with enterprise data catalogs • Ability to interpret data movement patterns and policy outcomes • Active TS/SCI clearance; willingness to take a polygraph exam • Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ years of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree • DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification such as Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification • Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification such as CEH, CHFI, CFR, Cloud+, or CND Certification, within 30 days of start date • Knowledge of data loss prevention concepts, endpoint security controls, and data classification models • Possession of strong analytical skills The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! This position will be based at Reston, VA Responsibilities: Be responsible for the successful installation, configuration, and integration of the Cyber Asset Attack Surface Management (CAASM) platform within complex client environments. Hold an understanding of IT infrastructure, networking, and security tools to ensure seamless data onboarding and high customer satisfaction. Collaborate closely with clients, project managers, and internal engineering teams to deliver a comprehensive and accurate asset inventory solution. Configure and manage CAASM solution deployment in accordance with the systems engineering lifecycle (SELC). Monitor, design, and onboard new data connections by integrating CAASM with a wide range of third-party security and management tools. Create and maintain deployment scripts and automation processes to streamline installations and enhance data management efficiency. Analyze and interpret complex Cyber datasets to uncover insights, performing exploratory analysis and ensuring data quality, accuracy, and reliability. Document the installation and configuration of production deployments. Perform system monitoring and ongoing daily maintenance for deployed CAASM instances, ensuring system health, data integrity, and adherence to security best practices. Participate in on-call rotation for Production support. Requirements Qualifications: • 4+ years of experience architecting, implementing, integrating, and managing COTS solutions for hybrid cloud environments • 3+ years of experience performing systems administration in Windows, Linux, or VMware environments, including performing basic troubleshooting, installation, configuration, monitoring system performance or availability, and performing security upgrades • 3+ years of experience programming and debugging, shell scripting, application containerization, data storage, and retrieval from a variety of sources • 2+ years of experience deploying, hosting, monitoring, and securing solutions for Government customers • Experience with APIs and data pipelines to ingest, normalize, and correlate asset data with vulnerability feeds, threat intelligence, and security findings from multiple sources • Knowledge of scripting languages for automation and troubleshooting, and of APIs with their usage for data integration • Active TS/SCI clearance; willingness to take a polygraph exam • Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. • DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification • Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date Additional Qualifications: • 2+ years of experience automating workflows securely with COTS products via RESTful API's • 2+ years of experience integrating Axonius or Armis • 2+ years of experience in securing solutions in accordance with Federal regulatory compliance frameworks • Experience supporting Federal DoD and Intelligence Agencies, including supporting large Federal programs • Experience with SAFe Agile methodologies in a scaled enterprise setting • Experience with cloud platforms, particularly AWS and Azure • Knowledge of networking fundamentals • Ability to provide support in an IT operations and maintenance role, including ticket work information updates, issue response, and remediation • Possession of excellent communication and relationship skills to articulate technical topics and build consensus among stakeholders • Possession of strong problem-solving and analytical skills The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer.

The most security-conscious organizations trust Telos Corporation to protect their vital IT assets. The reputation of our company rests on the quality of our solutions and the integrity of our people. Explore what you can bring to our solutions in the areas of cyber, cloud and enterprise security. Be a part of the Telos culture and see what sets us apart! Telos offers an excellent compensation package with benefits that include generous paid time off, medical, dental, vision, tuition reimbursement, and 401k. Our employees enjoy more than just a great work environment! You will directly shape our enterprise Zero Trust program, influence architectural decisions, and help safeguard mission-critical systems by deploying one of the most advanced segmentation platforms in the industry. This is a high-impact engineering role with visibility across security, cloud, and executive leadership. We are seeking an experienced Illumio Zero Trust Segmentation Platform Engineer to lead the design, implementation, and operational support of our enterprise micro-segmentation strategy. This role will own the Illumio Adaptive Security Platform (ASP) across hybrid environments and play a critical part in our Zero Trust initiative, partnering with security architects, cloud engineers, application teams, and IT operations to reduce lateral movement risk and strengthen our overall security posture. This position will be based at Reston, VA Responsibilities: • Lead the design, deployment, configuration, and optimization of Illumio Core and Illumio Edge across on-premises, virtualized, and cloud environments. • Architect and implement Zero Trust Segmentation policies, including application dependency mapping, labeling frameworks, enforcement boundaries, and zone-based controls. • Develop Illumio workflows, runbooks, dashboards, and segmentation models for enterprise workloads and critical applications. • Integrate Illumio with SIEM/SOAR, CMDB, C2C, vulnerability scanners, cloud-native controls, and enterprise automation pipelines. • Conduct traffic flow analysis using Illumio VEN telemetry and build policy recommendations to reduce attack surface and limit east-west movement. • Troubleshoot system performance, VEN installation issues, policy conflicts, and platform health across distributed infrastructure. • Partner with application owners to onboard workloads, validate segmentation plans, and support change management processes. • Perform lifecycle management: upgrades, health checks, certificate operations, and policy governance. • Collaborate with security architects to align Illumio policy models with broader Zero Trust and NIST 800-207 strategies. • Contribute to architectural standards, documentation, and enterprise security playbooks. Requirements Qualifications: • 5+ years in cybersecurity, cloud security, or infrastructure engineering. • 3+ years of expertise in Linux/Windows systems, virtualization (VMware, Hyper-V), and cloud environments (AWS, Azure, or GCP). • 2+ years of experience with network security (firewalls, routing, segmentation models, TCP/IP). • 2+ years of experience developing and deploying solutions for highly regulated mission-critical environments (finance, healthcare, federal, or energy). • 1+ year experience with infrastructure automation tools (Ansible, Terraform, or similar). • 1+ year experience with REST APIs, scripting (Python, Bash, PowerShell), or automation frameworks. • Active TS/SCI clearance; willingness to take a polygraph exam • Bachelor's degree and 5+ years of experience supporting IT projects and activities, or Master's degree and 1+ years of experience supporting IT projects and activities. Years of experience may be accepted in lieu of degree. • Active DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND • Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND certification within 30 days of start date • Prior Hands-on experience deploying and managing Illumio Adaptive Security Platform (ASP) in enterprise environments. • Illumio certifications (e.g., Illumio ASP Professional or Expert). • Experience with CMDB systems (ServiceNow), SIEM/SOAR tools, or vulnerability management platforms. • Strong understanding of Zero Trust principles, micro-segmentation, and lateral movement mitigation • Strong analytical and problem-solving skills with the ability to translate policies into technical controls. The successful candidate must meet eligibility requirements to access sensitive information, which requires US citizenship. Telos maintains a drug-free workplace and will conduct drug testing on all applicants who have accepted an offer of employment. Telos Corporation participates in the E-Verify program. Therefore, any employment with Telos will also be contingent upon confirmation from the Social Security Administration ("SSA") and/or the Department of Homeland Security ("DHS") of your authorization to work in the United States. Telos offers excellent compensation packages including salary commensurate with experience and benefits to meet your needs for today and the future. Telos Corporation and its subsidiaries are committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic. Telos Corporation will make reasonable accommodations for known physical or mental limitations of otherwise qualified employees and applicants with disabilities unless the accommodation would impose an undue hardship on the operation of our business. If you are interested in applying for an employment opportunity and feel you need a reasonable accommodation pursuant to the ADA, please contact us at **************. If you require relay service assistance, please click on the following link to review information on your state's relay service: ********************************** Telos Corporation is an EEO/AA employer.

Responsibilities We are seeking a highly skilled and experienced Cyber Analyst to join our team at Joint Base Langley-Eustis (JBLE), supporting the 480th ISR Wing (480 ISRW). The Cyber Analyst will play a critical role in cryptologic support to the 480 ISRW's mission of providing timely all-domain battlespace awareness and ISR-centric problem-solving for theater air components. This position requires expertise in cyber threat analysis, cryptologic support, and the ability to work in a fast-paced, mission-driven environment. Key Responsibilities: Conduct cyber threat analysis aligned with 480 ISRW Analysis & Exploitation Team (AET) mission requirements to monitor the disposition of adversary forces, provide actionable assessments for air component leadership and warfighters. Collaborate with cross-functional teams to integrate cyber domain analysis into target development and operational planning. Perform cryptologic support and cybersecurity operations to safeguard sensitive information and mission-critical systems. Ensure compliance with all security protocols, policies, and regulatory requirements. Some travel may be required ( Qualifications Required Qualifications: Experience Level: BA/BS with +8 Years Experience, preferably in cyber analysis, cryptologic support, or cybersecurity operations. Technical Expertise: Expertise in cryptologic support, cybersecurity operations, and proficiency in system administration. Familiarity with cyber defense tools, network security, and incident response methodologies. Strong understanding of cyber threat analysis and mitigation strategies. Skills: Exceptional analytical and problem-solving skills. Strong written and verbal communication skills for producing reports and collaborating with teams. Ability to work effectively in a high-pressure, mission-critical environment. Security Clearance: Active Top Secret/SCI clearance is required. This role may require CI Polygraph eligibility. Preferred Qualifications: Experience supporting 480 ISRW or similar military organization. Knowledge of cryptologic systems, tools, and methodologies. Familiarity with Air Force cybersecurity policies and procedures. Certifications such as CompTIA Security+, Certified Information Systems Security Professional (CISSP), or equivalent. DOD 8/140 Compliance based on functional role: Completion of a commercial, military, or U.S. Government cybersecurity training course or specialized certification. Active CI Polygraph. Why Join Us? Be part of a mission-critical team supporting the U.S. Air Force's ISR and cybersecurity operations. Work in a dynamic and collaborative environment at Joint Base Langley-Eustis, a hub for Air Force intelligence and cyber defense excellence. Access to professional development opportunities and career growth within the intelligence and cybersecurity community. #ACC Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure. Target Salary Range $112,000 - $179,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Responsibilities We are seeking a highly skilled and experienced Cyber Analyst to join our team at Joint Base Langley-Eustis (JBLE), supporting the 363rd ISR Wing (363 ISRW). The Cyber Analyst will play a critical role in cryptologic support to the 363 ISRW's analysis & targeting mission. This position requires expertise in cyber threat analysis, cryptologic support, and the ability to work in a fast-paced, mission-driven environment. Key Responsibilities: Conduct cyber threat analysis aligned with 363 ISRW analytical mission requirements and intermediate target development. Provide non-kinetic analysis to include Cyber, EW and Technical ELINT to support 363 ISRW requirements and associated mission partners. Collaborate with cross-functional teams to integrate cyber analysis into target development and operational planning. Perform cryptologic support and cybersecurity operations to safeguard sensitive information and mission-critical systems. Ensure compliance with all security protocols, policies, and regulatory requirements. Some travel may be required ( Qualifications Required Qualifications: Experience Level: At least 6 years of experience conducting analysis relevant to the specific labor category with at least a portion of the experience within the last 2 years. Required Education: Bachelor's degree from a college or university accredited by an agency recognized by the U.S. Department of Education or have associate's degree from a college or university accredited by an agency recognized by the U.S. Department of Education and an additional 4 years of related experience, for a total of 10 years, as a substitute to the bachelor's degree. Technical Expertise: Expertise in cryptologic support, cybersecurity operations, and proficiency in system administration. Familiarity with cyber defense tools, network security, and incident response methodologies. Strong understanding of cyber threat analysis and mitigation strategies. Skills: Exceptional analytical and problem-solving skills. Strong written and verbal communication skills for producing reports and collaborating with teams. Ability to work effectively in a high-pressure, mission-critical environment. Security Clearance: Active Top Secret/SCI clearance is required. This role may require CI Polygraph eligibility. Preferred Qualifications: Experience supporting Air Force Major Command (MAJCOM) Intelligence Directorate or similar military organization. Knowledge of cryptologic systems, tools, and methodologies. Familiarity with Air Force cybersecurity policies and procedures. Certifications such as CompTIA Security+, Certified Information Systems Security Professional (CISSP), or equivalent. DOD 8140 Compliance based on functional role: Completion of a commercial, military, or U.S. Government cybersecurity training course or specialized certification. Active CI Polygraph. #AFACC Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure. Target Salary Range $80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Responsibilities The Cyber Analyst shall provide cyber and technology expertise to advance the offices cyber related capabilities and help drive cyber related strategies. Analyst will perform cyber research and analysis as a member of a government and contractor team that conducts cyber, signal, imagery, and multi-source intelligence analysis. Analyst will leverage cyber tools to provide analysis of threats, patterns, and events to enable operational analysts to understand, manage, and respond to potential threats. Analyst will monitor multiple types of activities to identify and track changes related to topics of interest. Analyst will produce high-quality reports, presentations, recommendations, and findings for senior US government intelligence and network operations officials. Qualifications Required: Minimum of 8 years with BS/BA; Minimum of 6 years with MS/MA Active Top Secret/SCI with Poly Bachelor's degree in a relevant technical field, or 4 additional years of relevant technical experience may be accepted as equivalent 6+ years of cyber analysis or cyber targeting experience Skilled in Technical Analysis and exploitation of Data Sets Prior experience leveraging telecommunications tools for analysis Knowledgeable on telecommunications topics of interest to the IC Digital Network Analysis experience Desired: Proven ability to effectively communicate and collaborate with multiple offices/organizations with a team-focused mentality Skilled at IC report writing and using IC tools/databases Experience leveraging Python, Anaconda, Splunk, and/or SQL to support operations Experience with Tableau, Jupyter Notebooks, and/or Virus Total Experience with Cloud Service Providers (AWS, Microsoft, Oracle, and/or Google) in classified environments Industry certification(s) - CISSP, CCNA, CEH, etc. Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure. Target Salary Range $135,000 - $216,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Responsibilities We are seeking a skilled and motivated Cyber Analyst to join our team at Joint Base Langley-Eustis (JBLE), supporting the 363rd ISR Wing (363 ISRW). The Cyber Analyst will play a critical role in cryptologic support to the 363 ISRW's analysis & targeting mission. This position requires cyber threat analytical skills or cryptologic support experience, and the ability to work in a fast-paced, mission-driven environment. Key Responsibilities: Conduct cyber threat analysis aligned with 363 ISRW analytical mission requirements and intermediate target development. Provide non-kinetic analysis to include Cyber, EW and Technical ELINT to support 363 ISRW requirements and associated mission partners. Collaborate with cross-functional teams to integrate cyber analysis into target development and operational planning. Perform cryptologic support and cybersecurity operations to safeguard sensitive information and mission-critical systems. Ensure compliance with all security protocols, policies, and regulatory requirements. Some travel may be required ( Qualifications Required Qualifications: Experience Level: Minimum 3 years of experience conducting analysis relevant to the specific labor category, with at least a portion of the experience within the last 2 years. Required Education: Associate's degree from a college or university accredited by an agency recognized by the U.S. Department of Education. An additional 2 years of experience in the specific labor category, for a total of 5 years of experience in the specific labor category, may be substituted for an associate's degree Technical Expertise: Familiarity in cryptologic support and cybersecurity operations. Basic understanding of cyber threat analysis and mitigation strategies. Skills: Exceptional analytical and problem-solving skills. Strong written and verbal communication skills for producing reports and collaborating with teams. Ability to work effectively in a high-pressure, mission-critical environment. Security Clearance: Active Top Secret/SCI clearance is required. This role may require CI Polygraph Eligibility. Preferred Qualifications: Experience supporting 363 ISRW or similar ISR organizations. Knowledge of cryptologic systems, tools, and methodologies. Familiarity with Air Force cybersecurity policies and procedures. Certifications such as CompTIA Security+, Certified Information Systems Security Professional (CISSP), or equivalent. DOD 8140 Compliance based on functional role: Completion of a commercial, military, or U.S. Government cybersecurity training course or specialized certification. Active CI Polygraph. Why Join Us? Be part of a mission-critical team supporting the U.S. Air Force's ISR and cybersecurity operations. Work in a dynamic and collaborative environment at Joint Base Langley-Eustis, a hub for Air Force intelligence and cyber defense excellence. Access to professional development opportunities and career growth within the intelligence and cybersecurity community. #AFACC Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure. Target Salary Range $66,000 - $106,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Responsibilities We are seeking a highly skilled and experienced Cyber Analyst to join our team at Joint Base Langley-Eustis (JBLE), supporting the Air Combat Command (ACC) Intelligence Directorate (A2). The Cyber Analyst will play a critical role in cryptologic support, cybersecurity operations, and system administration to protect mission-critical systems and networks. This position requires expertise in cyber threat analysis, cryptologic operations, and the ability to work in a fast-paced, mission-driven environment. Key Responsibilities: Perform cryptologic support and cybersecurity operations to safeguard sensitive information and mission-critical systems. Conduct cyber threat analysis to identify vulnerabilities, assess risks, and recommend threat mitigation. Support the development and implementation of cyber defense measures to protect against emerging threats. Monitor, analyze, and respond to cyber incidents, ensuring timely resolution and reporting. Provide system administration support, including configuration, maintenance, and troubleshooting of enterprise and local network devices. Collaborate with cross-functional teams to integrate cybersecurity measures into ISR operations. Ensure compliance with all security protocols, policies, and regulatory requirements. Travel may be required (Up to 15%) Qualifications Required Qualifications: Experience Level: Masters Degree and 15 plus years or have a bachelor's degree from a college or university accredited by an agency recognized by the U.S. Department of Education and an additional 5 years of related expert experience, for a total of 20 years, as a substitute to the master's degree. Technical Expertise: Expertise in cryptologic support, cybersecurity operations, and proficiency in system administration. Familiarity with cyber defense tools, network security, and incident response methodologies. Strong understanding of cyber threat analysis and mitigation strategies. Skills: Exceptional analytical and problem-solving skills. Strong written and verbal communication skills for producing reports and collaborating with teams. Ability to work effectively in a high-pressure, mission-critical environment. Security Clearance: Active Top Secret/SCI clearance is required. This role may require CI Polygraph eligibility. Preferred Qualifications: Experience supporting Air Force Major Command (MAJCOM) Intelligence Directorate or similar military organization. Knowledge of cryptologic systems, tools, and methodologies. Familiarity with Air Force cybersecurity policies and procedures. Certifications such as CompTIA Security+, Certified Information Systems Security Professional (CISSP), or equivalent. DOD 8/140 Compliance based on functional role: Completion of a commercial, military, or U.S. Government cybersecurity training course or specialized certification. Active CI Polygraph. Why Join Us? Be part of a mission-critical team supporting the U.S. Air Force's ISR and cybersecurity operations. Work in a dynamic and collaborative environment at Joint Base Langley-Eustis, a hub for Air Force intelligence and cyber defense excellence. Access to professional development opportunities and career growth within the intelligence and cybersecurity community. #AFACC Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure. Target Salary Range $135,000 - $216,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

General information Requisition # R65035 Posting Date 12/29/2025 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a skilled and innovative Cyber Threat Hunt Analyst to support our cybersecurity operations in McLean, VA. As a Cyber Threat Hunter, you will be responsible for proactively detecting, investigating, and mitigating cyber threats within our large enterprise environment. Your primary focus will be on hypothesis-based threat hunting utilizing the HMM-4 approach and leveraging the Mitre ATT&CK framework. You will collaborate closely with cross-functional teams, including endpoint, network, offensive, threat intelligence, cloud, and data science experts, to identify, analyze, and respond to emerging threats. Responsibilities include but are not limited to: * Conduct proactive threat hunting using the HMM-4 approach and Mitre ATT&CK framework. * Develop and refine hypotheses for targeted threat hunts based on threat intelligence, internal data, and analysis of attacker tactics, techniques, and procedures (TTPs). * Collaborate with internal teams to collect and analyze security event data from various sources, such as logs, alerts, network traffic, and endpoint telemetry. * Utilize cutting-edge tools and technologies to identify indicators of compromise (IOCs) and anomalies that may indicate potential threats. * Perform in-depth analysis of identified threats, assess their impact, and recommend appropriate mitigation and response strategies. * Document investigative objectives and progress throughout threat hunt. Produce detailed reports and provide clear and concise communication on findings, to include root cause analysis and recommendations for remediation and risk mitigation. Propose enhanced detections where possible defensive gaps are identified. * Stay up to date with the latest cyber threats, attack techniques, and security technologies through continuous learning and knowledge sharing. Minimum Qualifications * 3+ years of experience as a cyber security analyst, incident responder, or other closely related cyber security discipline. * Experience and strong proficiency in hypothesis-based hunting (HMM-4), the Mitre ATT&CK matrix, and mapping adversary TTPs to observed activities. * Experience and proficiency with SIEM platforms, EDR solutions, network traffic analysis tools, and a deep understanding of cloud environments (AWS, Azure, etc.) * Experience problem-solving in high-pressure situations, with the ability to translate complex technical findings for both technical and non-technical audiences. * Relevant industry certifications (e.g., GCIH, CTIA, or CThH) * Experience with and a solid foundation in network protocols and endpoint security. Preferred Qualifications * Bachelors degree in electrical engineering, computer engineering, computer science, or related IT discipline * 4+ years of experience as a cyber security analyst, incident responder, or other closely related cyber security discipline. Clearance Requirements * An active/current TS/SCI with Polygraph clearance is required. Physical Requirements * Must be able to remain in a stationary position 50% of the time. * Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. * Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations. MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation. If you need a reasonable accommodation to apply for a position with MANTECH, please email us at ******************* and provide your name and contact information.

General information Requisition # R64178 Posting Date 11/21/2025 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! * This is for a future opportunity* MANTECH seeks a motivated, career and customer-oriented Cyber Security Analyst to join our team onsite in Herndon, VA or Reston, VA in support of a high-priority mission at one of our National Intelligence Customers. Responsibilities include but are not limited to: * Responsible for supporting the acceptance of an Authorization to Operate (ATO) for the new Modern Data Platform (MDP) transformation * Support the documenting and navigating the customer's accreditation process for ATO * Work closely with Security Engineers to ensure security solutions are meeting customer accreditation requirements and following security controls * Will use RMF (Risk Management Framework) NIST 800-53, NISPOM, and ICDs for cybersecurity and information security protocols to drive tasking and ensure compliance * ISSE/ISSO tasking in support of documenting and navigating the customer's accreditation process for ATO Minimum Qualifications: * Bachelor's degree in a related field OR additional equivalent work experience * 5+ years of experience relevant to this position * Experience with Software Development Lifecycle, application security, Cloud principles and engineering * Expert in System Accreditation process and protocols within the Intelligence Community * Experience with NIST 800-53 and implementing Risk Management Framework * Understanding of vulnerability assessment tools like Rapid7 or Nessus * Knowledge of User Access Monitoring and Identity Access Management * Experience creating and reviewing system design documents and workflows Preferred Qualifications: * Experience with Terraform, SIEM and AI/ML Governance * Knowledge of cross-domain solutions, Zero Trust, and/or IDP (Identity Provider) integration skills * DoD 8570-compliant certification (e.g., Security+, CYSA+, CEH, or CISSP) * Experience with security tools such as Splunk, CrowdStrike, or Wireshark * Familiarity with SCAP tools, STIGs, or automated compliance reporting * Knowledge of incident response and digital forensics processes Clearance Requirements: * Must have active TS/SCI with Polygraph Physical Requirements: * Must be able to remain in a stationary position 50% of the time * Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. * Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation. If you need a reasonable accommodation to apply for a position with MANTECH, please email us at ******************* and provide your name and contact information.