Security engineer jobs in Sterling, VA

We are seeking multiple mid-level (5 years minimum) Cyber Defense Incident Responders that are available to work the midnight shift (11pm-7:30am) in a Security Operations Center. Clearance Requirements: Top Secret w/SCI Location: Washington, D.C. Job Description: Coordinate incident response functions. Coordinate and provide expert technical support to enterprise-wide cyber defense technicians to resolve cyber defense incidents. Correlate incident data to identify specific vulnerabilities and make recommendations that enable expeditious remediation. Perform analysis of log files from a variety of sources (e.g., individual host logs, network traffic logs, firewall logs, and intrusion detection system [IDS] logs) to identify possible threats to network security. Perform cyber defense incident triage, to include determining scope, urgency, and potential impact, identifying the specific vulnerability, and making recommendations that enable expeditious remediation. Perform cyber defense trend analysis and reporting. Perform initial, forensically sound collection of images and inspect to discern possible mitigation/remediation on enterprise systems. Perform real-time cyber defense incident handling (e.g., forensic collections, intrusion correlation and tracking, threat analysis, and direct system remediation) tasks to support deployable Incident Response Teams (IRTs). Receive and analyze network alerts from various sources within the enterprise and determine possible causes of such alerts. Track and document cyber defense incidents from initial detection through final resolution. Employ approved defense-in-depth principles and practices (e.g., defense-in-multiple places, layered defenses, security robustness). Collect intrusion artifacts (e.g., source code, malware, Trojans) and use discovered data to enable mitigation of potential cyber defense incidents within the enterprise. Coordinate with intelligence analysts to correlate threat assessment data. Monitor external data sources (e.g., cyber defense vendor sites, Computer Emergency Response Teams, Security Focus) to maintain currency of cyber defense threat condition and determine which security issues may have an impact on the enterprise. Basic Qualifications- To be considered for this position, you must minimally meet the knowledge, skills, and abilities listed below: Bachelor's degree or higher 5+ years' experience in Malware analysis, digital forensics, data/network analysis, penetration testing, information assurance, leading incident handling Must have,one of the following certifications: CERT Certified Computer Security Incident Handler (CSIH), ECC Certified Ethical Hacker (CEH), GIAC Certified Incident Handler (GCIH), GIAC Information Security Fundamentals (GISF), or ISC2 Certified Information System Security Professional (CISSP). Strong written and verbal communication skills. Knowledge of cyber attackers (e.g., script kiddies, insider threat, non-nation state sponsored, and nation sponsored). Knowledge of system administration, network, and operating system hardening techniques. Knowledge of cyber attack stages (e.g., reconnaissance, scanning, enumeration, gaining access, escalation of privileges, maintaining access, network exploitation, covering tracks). Ability to apply techniques for detecting host and network-based intrusions using intrusion detection technologies. Demonstrated ability to interact effectively with senior management and leadership. Ability to design incident response for cloud service models. Knowledge of incident categories, incident responses, and timelines for responses. Knowledge of incident response and handling methodologies. Knowledge of the common networking and routing protocols (e.g. TCP/IP), services (e.g., web, mail, DNS), and how they interact to provide network communications. Knowledge of Application Security Risks (e.g. Open Web Application Security Project Top 10 list) Desired Skills Experience identifying, capturing, containing, and reporting malware. Skill in preserving evidence integrity according to standard operating procedures or national standards. Strong securing network communications experience. Recognizing and categorizing types of vulnerabilities and associated attacks. Skill in protecting a network against malware. (e.g., NIPS, anti-malware, restrict/prevent external devices, spam filters). Experience performing damage assessments. Skill in using security event correlation tools and design incident response for cloud service models.

Role: Cybersecurity Engineer III Contract Job Responsibilities / Typical Day in the Role Implement design reviews to evaluate security controls Identify and communicate opportunities to enhance the security posture of Client Build and / or manage enterprise security platforms effectively Communicate effectively across all levels of management to articulate Client security goals and vision. Identify and communicate opportunities to enhance the security posture of Client Build and / or manage enterprise security platforms effectively (SAAS, on premise or in Cloud) Communicate effectively across all levels of management to articulate Client security goals and vision. Have a team player mentality; strive to contribute to team cohesion however can work independently if the need arises Plan, design, engineer and implement security-related technologies Understanding technical security issues, their implications within Client business units and able to effectively communicate them to management and other business leaders. Configure, troubleshoot, and maintain security infrastructure - including software and hardware in cloud environments, as well as on-premises. Conduct security audits and assessments to regularly determine the effectiveness of security platforms and identify areas of improvement. Host and operating systems hardening, auditing, monitoring and logging with appropriate security controls and best practices while meeting security best practices and business goals Research and explore emerging security technologies and determine their appropriate use within the company. Prepare, document, and create standard operating procedures and protocols. Crosstrain and mentor other team members as needed Must Have Skills / Requirements Implementing advanced cyber security technology in a complex environment 5+ years of experience; Hands-on experience in security engineering, hands-on experience in building, designing, and maintaining enterprise security tools. Scripting experience (using Python, Go, or other equivalent languages) 5+ years of experience. Hands-on Experience with automation technologies 3+ Years of experience; Terraform, Ansible, CloudFormation, etc. Linux Experience. 5+ years of experience; Ability to construct and maintain complex network infrastructures. Technology requirements: Engineer and administer security platforms including SIEM/SOAR systems, endpoint detection and response, vulnerability management, anomaly detection, and cloud analysis. Experience in managing the Brinqa vulnerability management platform and experience with Groovy programming language Must have 5+ years of scripting experience (using Python or other equivalent languages) Hands-on Experience in public cloud infrastructures like AWS (Amazon Web Services) Nice to Have Skills / Preferred Requirements Security and Cloud certifications are a plus. (CISSP, Splunk Admin, AWS Solution architect). Media/entertainment or distributed global network experience. Soft Skills Hands-on technical experience with networking and computing system architectures, specifically, the security aspects thereof. Thorough understanding of information security principles, techniques, principles, policy frameworks, and best practices Hands-on technical experience with compliance and regulatory frameworks and how they affect architecture designs and review

We are seeking a Cybersecurity Engineer with strong, hands-on experience implementing Data Loss Prevention (DLP) solutions, specifically using Azure Purview and Microsoft Intune. This role requires a technical practitioner who has directly deployed, configured, and operationalized security controls-not just monitored events. The engineer will design and implement secure architectures across cloud and hybrid environments, conduct threat modeling, integrate security into new platforms, and ensure alignment with industry best practices and regulatory frameworks such as NIST 800-53, FISMA, and FedRAMP. The ideal candidate must have 10+ years of experience that brings advanced knowledge of cloud security, IAM, encryption, authentication protocols, and modern DevSecOps practices. Additional responsibilities include developing reusable security patterns, performing architecture reviews, enhancing automation, and partnering with IT teams to mature the organization's security posture. Strong communication skills, deep technical proficiency, and experience with Azure/AWS infrastructures are essential for success in this role. This is an onsite direct hire opportunity in Arlington, VA, no contract, no sponsorship. Relocation assistance provided within the US. LI #HP-1

Come Forge the Future of Machine Identity Security for Operational Technology & Industrial Control Systems Where: Tysons, VA (Hybrid) Supporting: Our CTO At Corsha we're not just selling software; we're fundamentally reshaping how the most critical industrial and operational technology (OT) systems are secured. We're a cyber startup in the DC area, driven by a mission to bring trust, resilience, and identity to the operational systems that power our world - from factories to power grids. We're building the future of machine identity security, and we need a dynamic technical evangelist to join our front lines. Tired of the Status Quo? Ready to Secure the Unseen? Here's your Opportunity: If you're an engineer who thrives on solving hard problems, isn't afraid to get your hands dirty with industrial control systems and sees the immense potential of cybersecurity in unconventional environments, then read on. We move fast, we build for impact, and we need a security visionary to help us secure the machines that matter most. Your Mission: Secure the Industrial Edge We're looking for an OT Security Engineer to be a foundational engineer for our Machine Identity Platform (mIDP), specifically tailored for the unique and challenging landscape of OT systems. Your mission: implement, integrate, and defend the security infrastructure that underpins our cutting-edge solutions, with a heavy emphasis on industrial control systems and OT networks. This isn't just about keeping the lights on. It's about building security architectures that are inherently secure, highly available, and resilient against the most sophisticated threats, often in environments where traditional IT paradigms simply don't apply. You'll be bridging the gap between cutting-edge cybersecurity technologies and the operational realities of factories, power plants, and critical infrastructure. What You'll Be Forging: Architect and Implement OT Security Solutions: Design, deploy, and manage secure architectures for our mIDP, specifically tailored for OT environments. This includes network segmentation, routing, switching, firewall configurations, and intrusion detection systems. ICS/OT System Integration: Be the subject matter expert for integrating our mIDP with industrial control systems. This involves understanding and working with common industrial protocols (Modbus, OPC UA) and architectures (e.g., Purdue Model). Machine Identity Integration: Collaborate closely with our product and engineering teams to integrate security configurations with our mIDP, ensuring seamless and secure authentication and authorization for OT devices and applications. OT Network Hardening: Implement and enforce robust security best practices, including vulnerability management and access control for OT networks. Troubleshooting and Optimization: Proactively monitor, troubleshoot, and resolve complex security issues across ICS and OT environments. Identify and implement optimizations to enhance system performance, reliability, and security. Automation and Tooling: Develop and implement automation scripts and tools (e.g., Python, Ansible) to streamline provisioning, configuration management, and operational tasks. Documentation and Knowledge Sharing: Create comprehensive documentation, runbooks, and contribute to internal knowledge sharing to ensure maintainability and scalability of our infrastructure. Stay Ahead of the Curve: Continuously research and evaluate new cybersecurity technologies, security trends, and best practices, particularly as they relate to OT and industrial control systems. Collaborate and Mentor: Work closely with cross-functional teams (software engineers, security analysts, product managers) and provide mentorship to junior team members. What You'll Bring: 5+ years of intense experience in OT security or a related role, with a proven track record in complex, high-performance, and high-stakes environments. Deep, demonstrable expertise in industrial control systems and OT environments. You've implemented security products and solutions in real-world ICS/OT environments. Strong proficiency in network security principles: Firewalls, VPNs, intrusion detection/prevention systems (IDS/IPS), network access control (NAC), and secure communication protocols. Extensive hands-on experience with OT network architectures and protocols. You're comfortable with physical hardware and understand the nuances of industrial networks. Rock solid understanding of cybersecurity principles: vulnerability management, threat modeling, and incident response. Empathy for OT/ICS environments: You totally get the unique security challenges of Operational Technology, and understand common industrial protocols (Modbus, OPC UA) and architectures (e.g., Purdue Model). This isn't just a "nice-to-have"; it's critical. Proficiency in scripting and automation: Python, Ansible, or similar languages for automating security provisioning and operations. A relentless problem-solver: You thrive on diagnosing and resolving intricate security issues under pressure, with an unwavering focus on root cause analysis. Exceptional communication and collaboration skills: You can articulate complex technical concepts clearly and work seamlessly with cross-functional teams. Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience. Self-starter with an insatiable curiosity: You're eager to learn, adapt, and drive solutions in a rapidly evolving, high-impact startup environment. Bonus Points For: Experience with specific machine identity solutions (PKI, certificates, secrets management). Hands-on experience with Kubernetes Knowledge of software-defined networking (SDN) solutions. Relevant industry certifications (e.g., CISSP, GICSP, CISM). Experience in a fast-paced startup environment. Why Forge your Path with Corsha? Real-World Impact: Your work won't just sit on a server; it will actively defend the critical operational systems that underpin our society. This is an opportunity to make a tangible, immediate difference. Bleeding Edge: Be at the forefront of securing the intersection of cybersecurity, machine identity, and OT. We're defining the future, not just following trends. Growth & Ownership: This is a startup - your contributions will directly shape our product, our culture, and our success. You'll work with incredible people that care and have impact. Culture of Innovation: Join a team of brilliant, passionate engineers dedicated to solving the hardest problems. We foster a collaborative, intellectually stimulating, and supportive environment. Competitive Compensation & Benefits: Wellness days, Generous PTO, Company-covered healthcare, 401k matching, paid parental leave, and of course snacks, lunches, and sustenance. Ready to step up and secure the critical future of identity? Join Our Mission Today. Reach out to us with your resume and why you think you'd make a stellar Corshian to *****************. We are an Equal Opportunity Employer and reasonable accommodations may be made to enable individuals with disabilities.

Creates cyber-intelligence tools / methods and performs research and analysis in order to mitigate and eliminate data and cyber security risks. Develops acceptance criteria for cybersecurity architecture. Investigates computer and information security incidents to determine extent of compromise to national security information and automated information systems. Assists with defining security objectives and system-level performance requirements. Researches and stays abreast of tools, techniques, countermeasures, and trends in computer network vulnerabilities. Configures and validates secure systems, tests security products/systems to detect computer and information security weaknesses. Maintains the computer and information security incident, damage and threat assessment programs. Supports the formal Security Test and Evaluation (ST&E) required by each government accrediting authority through pre-test preparations, participation in the tests, analysis of the results and preparation of required reports. Involved in the periodic conduct of a review of each system's audits and monitors corrective actions until all actions are closed. Supports the development of integrated system solutions ensuring proprietary/confidential data and systems are protected. Involved in the establishment of strict program control processes to ensure mitigation of risks and supports obtaining certification and accreditation of systems. Minimum Qualifications Bachelor's Degree in Computer Science or a related field or equivalent experience. 2-4 years of experience in systems security. Other Job Specific Skills Must be able to communicate effectively and clearly present technical approaches and findings. Exercises a limited degree of latitude in determining technical objectives of assignments. Excellent attention to detail. Must be able to balance multiple tasks simultaneously. #cjpost

BASIC FUNCTION: The Senior Cybersecurity Engineer is responsible for safeguarding the client information systems, digital assets, and technology infrastructure. This role designs, deploys, and maintains advanced cybersecurity solutions that protect patient data, clinical systems, and enterprise applications. The Senior Cybersecurity Engineer ensures the client's technology environment remains secure, compliant, and resilient against emerging threats. This position combines hands-on technical expertise with strategic leadership, driving initiatives that enhance cybersecurity maturity and operational readiness across on-premises, hybrid, and cloud environments (e.g., Azure, AWS). The role is pivotal in incident response, risk management, and ongoing improvement of security controls in alignment with hospital policies and regulatory standards such as HIPAA, NIST 800-53, and ISO/IEC 27001. Salary: $130-140k Employment Type: Full-time, direct hire Location: Onsite 3 days/week, remote 2 days/week in Washington DC SUPERVISORY ACCOUNTABILITIES: This role does not have direct supervisory responsibility but may provide technical guidance and mentorship to junior cybersecurity staff, contractors, and project teams. The Senior Cybersecurity Engineer may lead cross-functional implementation teams and coordinate security initiatives with other IT departments. NATURE AND SCOPE: Operating in a fast-paced, high-impact healthcare technology environment, the Senior Cybersecurity Engineer reports to the Senior Director of Cybersecurity and collaborates with colleagues across Technology Services, including Infrastructure, Applications, Network Operations, and Compliance. Internal contacts include hospital administrators, clinical and research staff, faculty, and IT personnel. External contacts include technology vendors, auditors, and regulatory agencies. The role requires strong analytical skills, proactive threat awareness, and the ability to balance operational needs with strategic security objectives in a mission-critical healthcare setting. PRINCIPAL ACCOUNTABILITIES: Security Operations & Incident Response Monitor, analyze, and respond to security alerts, incidents, and anomalies across hospital systems. Conduct vulnerability assessments, penetration tests, and threat-hunting activities to identify and mitigate risks. Investigate and document security incidents, performing root cause analyses and recommending remediation measures. Utilize SIEM, EDR, and IDS/IPS platforms (e.g., CrowdStrike, Microsoft Sentinel) to enhance continuous monitoring. Security Engineering & Architecture Design, implement, and manage enterprise cybersecurity controls, including firewalls, NAC, DLP, CASB, and endpoint protection systems. Support secure configuration management using CIS Benchmarks and STIGs. Implement and maintain identity and access management (IAM), multifactor authentication (MFA), and privileged access controls. Integrate security practices into DevOps processes and CI/CD pipelines (DevSecOps). Support the adoption and enforcement of Zero Trust Architecture principles across hybrid and cloud environments. Governance, Risk, and Compliance Ensure adherence to cybersecurity frameworks and regulatory standards, including HIPAA, NIST 800-53, ISO/IEC 27001, PCI DSS, and GDPR. Contribute to the creation and maintenance of security policies, procedures, and documentation. Support internal and external audits, risk assessments, and compliance reviews. Participate in disaster recovery and business continuity planning activities. Collaboration, Training, and Awareness Collaborate with IT, Compliance, and Clinical Operations to integrate security into all technology operations. Provide mentorship and technical guidance to IT staff and cybersecurity personnel. Develop and deliver training on secure computing, phishing prevention, and data protection best practices. Communicate complex technical concepts clearly to diverse audiences, promoting shared responsibility for security. CORE COMPETENCIES: Strategic Thinking: Align cybersecurity initiatives with hospital priorities and risk management goals. Technical Expertise: Deep knowledge of enterprise and cloud security controls, architectures, and technologies. Incident Response: Skilled in threat analysis, vulnerability mitigation, and incident management. Collaboration: Strong interpersonal and communication skills for cross-departmental teamwork. Innovation: Ability to evaluate emerging tools, techniques, and threat intelligence for proactive defense. Compliance Knowledge: Familiarity with HIPAA, NIST, ISO 27001, PCI DSS, and related standards. Problem Solving: Detail-oriented and methodical approach to resolving complex security challenges. Adaptability: Capable of managing multiple priorities and responding quickly to evolving threats. MINIMUM REQUIREMENTS: Education: Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field required. Master's degree in Business Administration, Cybersecurity, or related discipline preferred. Experience: 7-10 years of progressive experience in information security, with at least 5 years in a security engineering role. Proven experience securing hybrid infrastructures, including on-premises systems and cloud environments (Azure, AWS, GCP). Hands-on expertise with enterprise tools such as Microsoft Defender Suite, Cisco ISE, CrowdStrike Falcon, and Azure Sentinel. Proficiency in scripting languages (e.g., PowerShell, Python) for automation and threat analysis. Certifications (one or more preferred): CISSP (Certified Information Systems Security Professional) CISM (Certified Information Security Manager) CCSP (Certified Cloud Security Professional) AWS Certified Security - Specialty Microsoft Certified: Azure Security Engineer Associate SABSA or TOGAF (preferred)

Employment Type: Full-Time Strategies SteerBridge Strategies is a CVE-Verified, Service-Disabled Veteran-Owned Small Business (SDVOSB) delivering a broad spectrum of professional services to the U.S. Government and private sector. Backed by decades of hands-on experience in federal acquisition and procurement, we deliver agile, best-in-class commercial solutions that drive mission success. Our strength lies in our people-especially the veterans whose leadership, discipline, and dedication shape everything we do. At SteerBridge, we don't just hire talent-we empower it. We cultivate meaningful career paths for those who have served and for those who share our commitment to excellence, innovation, and service. Position Overview SteerBridge Strategies is seeking a highly accomplished Security Architect to support our Modern Disability Claims (MDC) initiative-a transformative effort to modernize claims processing systems for the Department of Veterans Affairs (VA). This mission-critical project enhances the security, reliability, and operational efficiency of systems entrusted with sensitive Veteran information. As the Security Architect, you will serve as a strategic and technical authority, guiding cybersecurity architecture across cloud and hybrid environments, ensuring compliance with federal and VA mandates, and fortifying the systems that safeguard the data of those who have served our nation. This is a rare opportunity to apply your expertise at scale while shaping the future of secure digital services for millions of Veterans. Key Responsibilities Architect secure, scalable, and resilient solutions across cloud and hybrid infrastructures supporting VA claims systems. Partner with engineering, infrastructure, and compliance teams to embed secure design principles throughout the system lifecycle. Develop, maintain, and continuously refine System Security Plans (SSPs); lead all phases of the ATO process. Interpret and apply NIST 800-53, NIST 800-171, FedRAMP High, and VA-specific cybersecurity requirements across system and data environments. Lead full RMF lifecycle activities-from system categorization through continuous monitoring and ongoing authorization. Conduct comprehensive risk assessments, gap analyses, and vulnerability remediation planning. Oversee the creation of cyber policies, technical documentation, audit-ready control evidence, and security reporting. Coordinate and participate in security audits, penetration tests, incident response actions, and forensic investigations. Serve as a subject matter expert in data protection, encryption technologies, identity/access controls, and secure SDLC best practices. Collaborate with ISSOs, ISSEs, and federal security teams to ensure seamless security alignment and compliance. Required Qualifications U.S. Citizenship required Bachelor's or Master's degree in Cybersecurity, Information Systems, or a related field Active Secret clearance or ability to obtain one 10+ years of cybersecurity architecture experience in federal or large enterprise environments Deep expertise in NIST 800-171, NIST 800-53, FedRAMP, and federal cybersecurity frameworks Proven experience developing ATO packages and leading security authorization activities Strong background in system hardening, network security, encryption protocols, and secure SDLC Experience architecting secure solutions in AWS, Azure, and/or GCP environments Exceptional written and verbal communication skills with the ability to produce audit-ready documentation Experience coordinating with ISSOs, ISSEs, federal security teams, and cross-functional engineering groups Preferred Qualifications Certifications such as CISSP, CAP, CISM, or equivalent Cloud architecture experience or cloud-related certifications Familiarity with VA security requirements, VAEC, and Veteran-focused IT systems Hands-on experience designing solutions to FedRAMP High baselines Benefits Health Insurance Dental Insurance Vision Insurance Life Insurance 401(k) Retirement Plan with Company Matching Paid Time Off (PTO) Paid Federal Holidays A competitive salary commensurate with experience will be offered. Equal Opportunity Commitment SteerBridge Strategies is proud to be an Equal Opportunity Employer. We are committed to fostering a diverse and inclusive workplace where all qualified applicants and employees are treated with respect and dignity-regardless of race, color, gender, age, religion, national origin, ancestry, disability, veteran status, genetic information, sexual orientation, or any other characteristic protected by law. We also provide reasonable accommodations for individuals with disabilities. If you require assistance during the application process, please reach out so we can support your needs.

We are seeking a hands-on Solutions Architect who will also serve as the Information System Security Engineer (ISSE) for key cybersecurity systems supporting the Department of Veterans Affairs (VA). This role is ideal for someone with deep technical engineering skills, cloud and DevSecOps experience . This individual will also lead teams to develop and implement technical solutions to remediate vulnerabilities and other complex cybersecurity challenges. Candidates will have a solutions-oriented mindset to help the VA problem solve complex cybersecurity and IT challenges. The candidates should also be well-versed with facilitating working sessions and have the ability to distill complex concepts into non-technical/common language. The role will focus on analyzing and recommending system security architectures, vulnerability mitigation, policy-driven compliance implementation, and full-lifecycle support for the Department of Veteran's Affairs systems. Key Responsibilities: Cybersecurity Engineering & Architecture (Primary): Analyze complex technical findings and determine necessary resources needed to solve problem-sets across multiple cybersecurity and technical domains Able to partner with technical teams to develop and implement technical solutions Design, build, and deploy secure cloud-native architectures and infrastructure components for VA information systems Develop and maintain CI/CD pipelines with integrated security scanning, policy enforcement, and remediation tools Implement secure infrastructure as code/policy as code using tools such as Terraform/CloudFormation, including writing and implementing PaC scripts Align security architectures with Federal Zero Trust strategy, VA directives, and OMB policies Enable automation of system telemetry and analytics pipelines for cyber situational awareness ISSE Responsibilities: Provide engineering and technical analysis on behalf of Agency Authorizing Officials (AOs) for System Security Plans (SSPs), Risk Assessments, Security Controls Traceability Matrices (SCTMs), and POA&Ms Support system authorization and compliance activities including continuous monitoring and system audits Conduct regular and ad-hoc analysis of security control findings and develop and implement remediation strategies Minimum Qualifications: 8+ years of security engineering, DevSecOps, or cloud architecture experience Expertise in securing platforms hosted in AWS GovCloud and Azure Government Strong experience with NIST RMF, FISMA, FedRAMP, and Zero Trust architecture implementation Hands-on skills in IaC tools like Terraform and CI/CD tools such as GitLab/Jenkins, with ability to adopt new technologies if procured by the agency Experience with network isolation tools such as Palo Alto Next Generation Firewalls (NGFW) and Juniper Mist Network Access Control (NAC) solutions or comparable Demonstrated experience securing modern applications, APIs, and automated infrastructure Excellent written and oral communication skills; ability to explain complex, technical information in easily understood terms; ability to brief Senior VA leadership regularly U.S. Citizenship and ability to obtain and maintain a Public Trust clearance Bachelor's degree in computer science, Engineering, or technical equivalent with 5 years of technical experience or a total of 13 years in lieu of education Preferred Qualifications: Prior VA experience supporting VA OIS or major cybersecurity initiatives Experience authoring and maintaining ATO documentation in VA or HHS environments Experience with IoT/IoMT security solutions is a plus Knowledge of federal cybersecurity standards

Senior Security Engineer (Information Security Analyst IV) Clearance: Public Trust (U.S. Citizen or Green Card Holder; 3+ years U.S. residency required) Business Unit: Digital Modernization Role Summary The Senior Security Engineer supports the Department of Transportation's (DOT) Cybersecurity mission by enhancing and maintaining the security posture of DOT information systems and infrastructure. These systems play a critical role in safeguarding U.S. critical infrastructure, including highways, bridges, and roadways. This position provides advanced security engineering, participates in strategic security design, and delivers technical expertise for integrated security systems and endpoint protection. The role requires independent decision-making, leadership, and the ability to guide less experienced staff. It also involves complex problem-solving, interaction with senior federal leadership, and contributions that directly impact mission and schedule outcomes. Key Responsibilities Implement endpoint protection profile changes to address external threats and enforce security requirements. Coordinate with application, infrastructure, and engineering teams to troubleshoot endpoint protection software issues. Integrate endpoint security data with security log aggregation tools, including SIEM platforms. Participate in cybersecurity incident handling activities as requested. Stay current on emerging threats, vulnerabilities, and industry best practices related to endpoint security. Work assigned cybersecurity and security operations ITSM (ServiceNow) tickets through completion. Participate in Cybersecurity and Security Operations (SecOps) meetings. Collaborate on cybersecurity solutions that enhance the DOT's security posture. Configure, validate, and test secure systems and physical controls to detect security weaknesses. Contribute to strategic security design efforts, translating business and security requirements into technical solutions. Recommend policy changes and guide others in achieving departmental cybersecurity objectives. Required Technical Skills Endpoint protection management solutions (hands-on experience). Proven understanding of Federal cybersecurity requirements, including FISMA and the NIST 800 series. Ability to articulate endpoint security concepts to non-technical stakeholders. Demonstrated experience collaborating across cross-functional cybersecurity teams. Ability to evaluate complex security problems and apply judgment within established practices and policies. Experience with integration of endpoint security data into SIEM or log aggregation tools. Experience working security operations tickets within ServiceNow. Knowledge of security systems, secure configuration, validation, and testing methodologies. Preferred / Nice-to-Have Skills Foundational understanding of: Application and technology stacks Cloud-based systems Operating systems Databases Networking Firewalls Data Loss Prevention (DLP) Endpoint security software Network IDS/IPS Host-based IDS/IPS General cybersecurity best practices and industry standards Qualifications & Experience 9+ years of experience in Cybersecurity or related IT fields. Bachelor's degree + 9 years OR Master's degree + 7 years of experience Technical Certifications (one or more required): Network+ Security+ SSCP GISF ISACA Cybersecurity Fundamentals Or similar technical cybersecurity certification Ability to obtain and maintain a Public Trust clearance. Benefits (employee contribution): Health insurance Health savings account Dental insurance Vision insurance Flexible spending accounts Life insurance Retirement plan All qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Through NRI (formally Core BTS) Resource Management Services (RMS), we offer custom talent solutions to help our clients meet their evolving technology and business needs. We help effectively match the right technology professional to their organization, recruiting for contract, contract-to-hire, and direct roles. Our client within the financial industry is in need of a Network Security Engineer to join their team. Qualified candidates MUST be US Citizens with the ability to obtain a US Government issued security clearance. Overview The Network Security Engineer is primarily responsible for configuring, deploying and maintaining secure network infrastructures to protect organizational data and resources from internal and external threats. This role involves monitoring networks for security vulnerabilities, investigating incidents, and deploying security solutions to mitigate attacks. This role also includes ensuring the high availability of networking security infrastructure and developing processes and procedures for ongoing management of the network environment. The ideal candidate possesses a strong technical background, analytical skills, and a proactive approach to network defense. Responsibilities Design, configure, and manage secure network architectures, including firewalls, VPNs, IDS/IPS, and other security appliances Maintain Next Generation firewalls and monitor/manage consoles or systems Manage all firewalls at our client, including firewall rules to ensure alignment with IT Security Policies Interact and negotiate with vendors, outsourcers, and contractors to secure network products and services Support the deployment of workstations, network devices, servers, printers, scanners, firewalls, encryption systems, and all host security systems Monitor network traffic and system logs to identify suspicious activities and potential threats Respond to and investigate security incidents, performing root cause analysis and implementing corrective actions Enforce network security policies, procedures, and best practices Manage and update network access controls, including user authentication and authorization mechanisms Collaborate with IT teams to ensure secure integration of new technologies and systems Maintain up-to-date knowledge of the latest cybersecurity trends, threats, and technologies Create and/or maintain network design diagrams and documentation Create and/or maintain network service monitoring, alerting, and responding to incidents Coach and guide team members with less experience Maintain excellent communication with internal and external parties Participate in rotational “on‐call” schedules Remain cognizant of and adheres to our client's policies, procedures, and regulations pertaining to the Bank Secrecy Act (BSA) Qualifications Required Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field (or equivalent experience) Minimum 5 years proven experience in configuring and administering on-premises and cloud based Next Generation Firewalls (NGFW) and IDS/IPS systems such as; Cisco Firepower, Fortinet FortiGate, and Microsoft Azure Minimum 5 years proven experience in network security engineering or a related IT security role Strong understanding of networking protocols, network routing, operating systems, and security technologies (e.g., firewalls, proxies, SIEM, IDS/IPS) Understanding of network security applications and systems such as e-mail gateway, web gateway, firewalls, and proxies The ability to assist in authoring and reviewing security policy, standards, and procedures Excellent problem-solving, analytical, and communication skills Ability to work independently and collaboratively in a fast-paced, dynamic environment Strong attention to detail and commitment to maintaining confidentiality and integrity of sensitive information Effective oral and written communication skills Ability to interact effectively with all levels of the organization and/or with vendors Ability to obtain and maintain a secret level security clearance A standard 8-hour shift between the core hours of 7:00 AM and 5:00 PM is required to support our client's operations Occasional after-hours or on-call work may be required to respond to security incidents or perform system upgrades. Ability to work effectively on-site in our Herndon, VA headquarters and equally effectively remotely Network Security Engineers typically work in hybrid work environment consisting of three days on site at our client's Corporate Headquarters in Herndon, VA, and 2 days remote. Hybrid work is at management discretion and typically granted after an initial onboarding period Preferred Professional certifications such as CCNA, CISM, CCNP Security, or similar

Blu Omega is committed to delivering innovative solutions and services to our clients. We are looking for an Information System Security Officer (ISSO) to be responsible for ensuring the security and compliance of organizational information systems by implementing, monitoring, and managing cybersecurity policies, procedures, and controls. The ISSO serves as a key resource for system security, compliance, and risk management, working to protect systems and sensitive information from cybersecurity threats. This role is onsite in Ashburn, VA. Key Responsibilities: Ensure systems comply with security frameworks (e.g., RMF, NIST 800-53, FISMA) and manage ongoing system risk through assessments and reviews. Develop, maintain, and update System Security Plans (SSPs), security assessments, and Plans of Action and Milestones (POA&Ms). Monitor information systems for vulnerabilities and security events, and coordinate incident response efforts where needed. Support the A&A process and ensure systems meet necessary requirements for Authority to Test (ATT) and Authority to Operate (ATO) or meet other regulatory accreditations. Perform regular vulnerability scans, monitor patch management, and ensure secure system configurations. Provide cybersecurity training and foster awareness among users to promote adherence to security policies. Work with IT teams, management, and external authorities to maintain alignment on security goals and address identified risks. Qualifications and Requirements: Education: Bachelor's degree in IT, Cybersecurity, or related field (or equivalent experience). Certifications: CISSP, CAP, Security+, CISM, or other applicable certifications Experience: Eight (8) years of experience in information security, risk management, or related fields. Skills: Knowledge of RMF, NIST standards, vulnerability management, incident response, and security tools (e.g., Nessus, SIEM). Active CPB (Customs Border Patrol) clearance.

Veteran Owned Firm Seeking a Junior Information Systems Security Officer (ISSO) for an Onsite role in Washington, DC My name is Stephen Hrutka, and I am the owner of a Veteran Owned management consulting firm in Washington, DC focused on Technical/Cleared Recruiting for the DoD and IC. HRUCKUS helps other Veteran-Owned businesses recruit for positions across the VA, SBA, HHS, DARPA, and other cutting-edge R&D related defense agencies. We seek to fill a Junior Information Systems Security Officer (ISSO) position in Washington, DC. The ideal candidate is a DMV resident who holds active TS/SCI clearance with CI-Poly eligibility, a minimum of 3 years of ISSO experience, at least 5 years in a computer science or cybersecurity-related role, hands-on familiarity with tools such as Nessus or NMAP, and a core certification such as CISSP, GISP, or CASP. If you're interested, I'd be glad to provide more details about the role and further discuss your qualifications. Thanks, Stephen M Hrutka Principal Consultant HRUCKUS LLC Executive Summary: HRUCKUS is looking for an experienced Jr. ISSO for an onsite role in Washington, DC. The program provides support in the areas of Cybersecurity and Management to improve the Information Assurance (IA) posture of a federal customer. The contract's support functions are: IA Management, Federal Information Security Management Act (FISMA) coordination and reporting, Risk Management Framework (RMF) application, IA compliance measurements and metrics, Assessment and Authorization (A&A), Vulnerability Management, and Cyber Defense support. Key Responsibilities: Services to support IS Security performed by the Information System Security Officer (ISSO) at a minimum, shall consist of the following activities: Ensure the day-to-day implementation, oversight, continuous monitoring, and maintenance of the security configuration, practices, and procedures for each IS Provide liaison support between the system owner and other IS security personnel Ensure that selected security controls are implemented and operating as intended during all phases of the IS lifecycle Ensure that system security documentation is developed, maintained, reviewed, and updated on a continuous basis Conduct required IS vulnerability scans according to risk assessment parameters. Develop Plan of Action and Milestones (POAMs) in response to reported security vulnerabilities Manage the risks to ISs and other agency assets by coordinating appropriate correction or mitigation actions, and oversee and track the timely completion of (POAMs) Coordinate system owner concurrence for correction or mitigation actions Monitor security controls for agency ISs to maintain security Authorized To Operate (ATO) Upload all security control evidence to the Governance, Risk, and Compliance (GRC) application to support security control implementation during the monitoring phase Ensure that changes to an agency's IS, its environment, and/or operational needs that may affect the authorization status are reported to the system owner and IS Security Manager (ISSM) Ensure the removal and retirement of ISs being decommissioned in coordination with the system owner, ISSM, and ISSR Provide baseline security controls to the system owner, contingent upon the IS's security categorization, type of information processed, and entity type Provide a recommendation to the Authorizing Official, in consultation with the system owner, regarding systems' impact levels and ISs' authorization boundary Ensure that new entities are created in the GRC application with the security categorization of agency ISs Initiate, coordinate, and recommend to the agency Authorizing Official all Interconnection Security Agreement (ISAs), Memorandum of Understanding (MOUs), and Memorandum of Agreement (MOAs) that permit the interconnection of an agency IS with any non-agency or joint-use IS Perform an independent review of the System Security Plan (SSP) and make approval decisions Request and negotiate the level of testing required for an IS with the Enterprise Information Security Section and the agency Authorizing Official Schedule security control assessments in coordination with the system owner. Coordinate IS security inspections, tests, and reviews with the Security and system owner. Submit the final SAA package to the agency Authorizing Official for a security ATO decision Ensure that the Security ATO Electronic Communication (EC) is serialized into Sentinel under the applicable case file number Advise the agency Authorizing Official of IS vulnerabilities and residual risks. Ensure that all POA&M actions are completed and tested Coordinate initiation of an event-driven reauthorization with the agency Authorizing Official Ensure the removal and retirement of agency ISs being decommissioned, in coordination with the SO, ISSO, and ISSR. Required Qualifications: Current U.S. Government Top Secret Clearance w/ SCI and a CI-Polygraph eligibility At least 3 years serving as an Information Systems Security Officer (ISSO) at a cleared facility Minimum of 5 years of work experience in a computer science or cybersecurity-related field Familiarity with the use and operation of security tools including Tenable Nessus and/or Security Center, IBM Guardium, HP WeblInspect, Network Mapper (NMAP), and/or similar applications. Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) Global Information Security Professional (GISP), or the CompTIA Advanced Security Practitioner (CASP) or other certifications exemplifying skill sets such as those described in DoD Instruction 8570.1 Information Assurance Management (IAM) Level I proficiency Preferred Education: A bachelor's and/or advanced degree in computer science, business management, or IT-related discipline. Details: Job Title: Jr. Information Systems Security Officer (ISSO) Location: Washington, DC 20535 Clearance Requirement: Active Top-Secret Clearance w/ SCI and a CI-Polygraph eligibility Assignment Type: Full-time, Onsite Salary Range: $70,000 - $95,000 per year with benefits: Competitive salary for well-qualified applicants Relocation assistance available for highly qualified candidates 401(k) plan Annual performance bonus Certification and advanced degree attainment bonuses Student Loan / Tuition reimbursement Health Care Insurance (medical, dental, vision) Up to four weeks of paid vacation 11 Federal Holidays, and 3 Floating Holidays Team bonding events

Hybrid - remote allowed, but should live in driving proximity to Springfield, VA Travel: up to 25 percent mostly to Chicago and Atlanta** Direct Hire with Benefits In this role you will guide the security direction for a hybrid environment that spans on premises systems and cloud platforms including Microsoft Dynamics Microsoft 365 Azure directory and the Microsoft security ecosystem. You will also work hands on with firewalls support multi-site network uptime document standards train users and collaborate closely with software and security vendors. This position requires someone who enjoys being the subject matter expert who can see the big picture while also building and improving day to day systems. What you will do Lead security operations including assessment mitigation and incident response Support and maintain the network across multiple facilities with a focus on reliability and resilience Plan and implement architecture improvements for both on premises and cloud based environments Work with business and software vendors to evaluate tools resolve issues and drive enhancements Develop and maintain documentation playbooks and standards for network and security operations Provide user training on security best practices and new technologies Drive continuous improvement by exploring and recommending modern solutions What we are looking for Five or more years of hands on experience in security engineering or network security Experience supporting hybrid environments on premises and cloud Strong familiarity with Microsoft based ecosystems including Dynamics M365 Azure directory Sentinel Defender P2 and E5 Background working with firewalls pfsense or similar Ability to design troubleshoot and document network architectures Experience responding to security events and closing security gaps Comfort interacting with external vendors and internal teams Clear communication skills solid documentation habits and a growth mindset Candidates must be based in Virginia and open to regional travel up to 25 percent If you enjoy being the trusted expert for both networking and security and want the freedom to influence modern solutions this role offers the autonomy and impact you are looking for.

ISSO Industry: Government Contracting Our client is seeking a talented ISSO to join their team. This position will support the Assistant Secretary for Administration (ASA) under guidance from the CIO's Information System Security Manager (ISSM). The candidate will ensure a portfolio of 4 systems are in compliance with applicable NIST standards, and provide standard ISSO services. The candidate will also work closely with the other ISSOs supporting the client customers to provide leadership and mentoring and ensure consistent delivery of ISSO services. ISSO Key Responsibilities: · Ensure applicable cybersecurity policies are implemented for systems and information system-related physical security also under purview. · Maintain operational security posture consistent with current security policy. · Report actual or suspected computer-security incidents to DOT CSIRC within time frames established by DOT Incident Response policy for incident types in accordance with US-CERT. · Distribute cybersecurity notices and advisories to appropriate personnel and that vendor-issued security patches are expeditiously installed. · Serve as primary security to system owners, common control providers, and users. · Serve as focal point for cybersecurity incident reporting and subsequent resolution. · Assisting ISSM in reviewing contracts for information systems under the Component's control to ensure that cybersecurity is appropriately addressed in contract language. · Ensure all security-related SDLC documentation meets all identified security needs. · Maintain Security Assessment and Authorization (SA&A) documentation for information systems under purview according to DoT Cybersecurity Policy and Compendium. · Ensure selection of NIST SP 800-53 baseline security controls are appropriate for system based on FIPS 199 security categorization, NIST SP 800-53 guidance, and supplemental DOT policy specified in DoT Cybersecurity Compendium. · Assist System Owner, Information Owner, and ISSM in recording all known security weaknesses of assigned information systems in POA&Ms IAW DoT policy and procedures. · Track all security education and awareness training conducted for personnel and contractors, as required by DoT Cybersecurity Policy and Compendium. · Provide security advice to AO and System Owner on all matters (technical and otherwise) involving security of the information system. · Ensure required updates are performed to key documents in accordance with NIST SP 800-37 for continuous monitoring. · Identify changes to systems that may impact security controls, perform security impact assessment of proposed changes, report any change in risk posture, and provide recommendations for risk mitigation. · Ensure proper backup procedures exist for assigned information systems and that procedures are performed and tested in accordance with System Security Plan. · Assist System Owner and ISSM to ensure external connections to/from DoT information systems and networks are provided by an approved DoT Trusted Internet Connection Access Provider (TICAP) or DoT-approved Managed TIC Provider Service (MTIPS). · Ensure audit logs are captured, maintained, and analyzed as required by NIST SP 800- 53 and any supplemental Departmental Cybersecurity Policy and the Compendium. · Ensure DoT enterprise information security management system (CSAM or its successors) accurately contains required information system inventory, categorization, POA&Ms and other security metrics required by DoT CIO through this policy. · Complete mandatory annual specialized information security training. ISSO Required Skills:8+ years of experience in IT Security Certified Information Systems Security Professional (CISSP) certification. Understanding of NIST 800.53 and its applicability to IT Systems. Expertise with Risk Management Framework, FEDRAMP and FISMA. Understanding authentication in the cloud environment. Experience with continuous monitoring of a cloud system Experience working on assessments with third party assessments organization (3PAO) AWS/Azure associate certified ISSO Compensation and benefits: $120,000 Company-supported medical, dental, vision, life, STD, and LTD insurance Benefits include 10 federal holidays and PTO. 401(k) with company matching Flexible Spending Accounts for commuter, medical, and dependent care expenses Tuition Assistance

The selected candidate will be responsible for the following: Support the ITP network infrastructure, perform all routine maintenance activities, provide guidance on upgrades and system recapitalization, perform availability/capacity management. Oversee High Speed Guard Cross Domain solution that supports the transfer of data between multiple classification domains. Support all documentation to effectively capture the configuration baseline. Design and support system recapitalization plans to account for capacity growth and changes as directed by the customer. Serve as the subject matter expert on all ITP network infrastructure. Basic Qualifications: Bachelors degree and (12)+ years of prior relevant experience or Masters with (10)+ years of prior relevant experience Prior leadership responsibilities Excellent written and oral communication skills Experienced and adept at developing and maintaining technical documents, analyses, and reports Experienced with preparing and presenting briefings to senior customer management, and customer stakeholders Working knowledge of defense-in-depth principles, network/HW/SW security architecture, network topology, IT device integrity, and common security elements Active Top Secret government security clearance; ability to obtain DHS EOD SCI Preferred Qualifications: Master's degree from an accredited college or university in IT Management, Engineering, or related field Proven experience (10+ years) in IT service delivery management Experience with User Activity Monitoring products and platforms Experience with Everfox High Speed Guard Platform Experience with Cisco, Juniper LAN/WAN network infrastructure Experience with Palo Alto Firewalls DHS Cleared preferred CCNP or Higher ForcePoint/FirePower Experience

What this Job Entails: The Network Deployment Engineer II will design, develop, build and test systems and products based on optic, photonic and laser technologies. The position will interact with device, hardware and software design teams to assist in overall development of optical systems. The position will be responsible for specifying, selecting and qualifying active and passive optical components. The role will also assist with developing and benchmarking system performance models, developing and assisting with implementing test procedures and/or evaluating and selecting appropriate test instrumentation. Scope: Applies company policies and procedures to resolve a variety of issues Works on problems of moderate scope Receives general instructions on routine work and detailed instructions on new projects Your Roles and Responsibilities: Deploy, configure, and support a large-scale production and corporate network and server infrastructure in data centers and Point of Presence (POP) sites throughout the assigned region Calculate and document equipment power requirements and work with Engineering, Facilities Operations, and/or collocation vendors to meet these requirements Participate in project timelines to support network turn-up within expected completion intervals Responsible for asset management of networking gear in datacenter and POP sites Proactively contribute to documentation, automation and processes as they evolve Create network and server rack face elevations, floor plans, wiring diagrams, and detailed port maps for new deployments and documentation Create statements of work for vendors at the POP sites Prepare cage and rack designs, and understand the overall needs of POP infrastructure Document and follow RMA processes and procedures for all relevant vendors Follow, improve, and implement data center and POP best practices Provide necessary escalations to higher support tier; assist Sales and Customer Support with technical operations, and work with internal departments to ensure customer satisfaction Work closely with Network Engineering, Logistics, and equipment vendors as new equipment and technologies are integrated into the production network Use internal tools and scripts to configure, monitor, and repair servers and network equipment Detect and diagnose various error/failure conditions across an array of server types Other duties as required. This list is not meant to be a comprehensive inventory of all responsibilities assigned to this position Required Qualifications/Skills: Bachelor's degree (B.S/B.A) from four-college or university and 2 to 5 years' related experience and/or training; or equivalent combination of education and experience Builds productive internal and external working relationships Exercises judgment within defined procedures and practices to determine appropriate action Must have an understanding of data center network architecture and common issues related to data center networks Knowledgeable in data center practices (i.e. cable routing, calculating power usage and cooling) Experience with field-based work in POPs, carrier hotels, or central office environments Experience with enterprise and service provider network hardware platforms and architectures, including data center switching platforms Must have a sound and in-depth understanding of IP technologies such as MPLS, BGP, RSVP-TE, IS-IS Basic understanding of transmission technology and circuit troubleshooting techniques Solid understanding of fiber-optic technology including cable types, connector types, optic types, patch panels, and optical transport technologies Proficiency in various operating systems Ability to capture and analyze traffic Solid understanding of queue management for tasks and incidents, vendor engagement, and escalation and participation in ongoing POPs deployment projects Demonstrated ability to analyze complex situations and utilize troubleshooting skills, systems and tools, and creative problem solving abilities under pressure Excellent communication skills Experience in dealing with service providers and colocation facilities around the world Ability to work within a global team in a fast-paced and dynamic environment with limited supervision Strong attention to detail with excellent time management and organization skills 20% to 50% of travel required Preferred Qualifications: Understanding of various scripting languages is strongly desired Certification such as CCNA, JNCIA, RHCT, or equivalent experience Physical Demand & Work Environment: Must have the ability to lift/move 30-40 lbs. Must have the ability to perform office-related tasks which may include prolonged sitting or standing Must have the ability to move from place to place within an office environment Must be able to use a computer Must have the ability to communicate effectively Some positions may require occasional repetitive motion or movements of the wrists, hands, and/or fingers

We're hiring a Network Engineer to help design, build, and support a secure, high-availability enterprise network spanning voice, collaboration, data, and wireless. You'll own projects end to end-from architecture and documentation through deployment and ongoing operations-partnering with internal teams and external vendors to deliver resilient, well-instrumented connectivity across a global footprint. What you'll do Lead and contribute to network projects Recommend solutions for strategy, performance, and security; design and operate voice, data, and wireless services. Engineer and standardize the network Develop specifications, standards, and reference architectures; drive improvements in scale, security, and manageability. Optimize and modernize Analyze current-state infrastructure to improve reliability, efficiency, and ROI; plan for capacity and growth. Vendor and SOW management Coordinate with vendors to ensure scopes of work are accurate and implementations meet requirements. Operate and support Troubleshoot and resolve incidents to minimize business impact; perform routine and emergency maintenance across networking gear. Performance and observability Define and track KPIs for network health; contribute to capacity planning and performance tuning. Resilience and continuity Support DR/BC strategies to achieve minimal downtime; participate in testing and documentation. Collaboration and escalation Partner with adjacent IT teams to diagnose and resolve cross-domain issues; document resolutions in the knowledge base. Ownership and delivery Take the lead on assigned projects, follow work plans, and meet deadlines; participate in on-call rotation for 24/7 coverage. What you'll bring Education/Experience Bachelor's degree preferred (or equivalent experience). 5+ years supporting large, Cisco-centric enterprise networks and voice environments. Experience in regulated, client-service-oriented industries preferred. CCNA/CCNP (or equivalent demonstrated expertise); CCIE is a plus. Technical skills Strong grounding in routing/switching and network architecture: SD-WAN, QoS, BGP, EIGRP, and core TCP/IP. Hands-on with Cisco technologies: SD-WAN, Identity Services (ISE), Nexus (NX-OS), Catalyst 9K/9400 series. Security and cloud networking exposure: next‑gen firewalls (e.g., Palo Alto), secure access (e.g., Prisma Access), major cloud networking (e.g., Azure). Scripting/automation familiarity: Linux and Ansible for network automation a plus. Proficiency with Windows environments and productivity tooling. Problem solving Ability to analyze complex issues, introduce fit-for-purpose solutions (technology or process), and drive to resolution. Experience balancing standardization with practical constraints in dynamic environments. Communication Translate complex technical topics for non-technical stakeholders; create clear reports, runbooks, and procedure docs. Confident presenting to managers, partners, and broader audiences. Professionalism Detail-oriented, discreet, and client-focused; comfortable in high-energy, fast-changing settings. Strong prioritization and time management across multiple concurrent initiatives. Why this role High ownership across a modern, global Cisco ecosystem Blend of architecture, implementation, and operations Opportunity to raise the bar on reliability, security, and automation

Cleared Network Engineer Full-time, Onsite (JBAB D.C.) An active TS/SCI security clearance is a must to apply! We're looking for an adept networking professional who is passionate about deploying and operating technologies that enable highly scalable and available resources for the applications users rely upon. Company POC is a senior-level technologist with direct experience in the environment. This perspective along with the long-term thinking at the company drives focus on the best all-around match for the customer, team member, and company. Responsibilities: Work within the networking team to administer the existing network environment Serve as an escalation point for network administrators Assist with planning of system design, layout and development of baseline configuration for an enterprise network Assist with developing test plans and procedures to implement and validate the organization's requirement for reliability and high availability. Deploy health monitoring and predictive alerts across all sites and networks. Analyze legacy infrastructure and provide recommendations for lifecycle, modernization, and migration strategies. Collaborate with security teams to ensure compliance with security controls Mentor other technical staff on the team Assist in the design and implementation to scale network automation and management Requirements: 6 years of relevant experience CCNP Infrastructure, Datacenter, or Security (but must be well versed in enterprise route/switch)

Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. SME Network Engineer Location: Lorton, VA (22079) Citizenship: U.S. Citizen (required for access to DHS IT systems) Clearance: Must be able to obtain and maintain DHS/ICE Fitness Determination (Public Trust), including a favorable preliminary Fitness and full NBIS eAPP investigation (SF-85P, OF-306, SSA-89, fingerprints, PREA questionnaire if required) Schedule: Full-time; business hours (7:00-5:30, M-F) with required 24/7 on-call availability Hybrid Work: Lorton, VA roles may telework up to 2 days per week; 3 days onsite required (subject to mission needs) Travel: Occasional CONUS travel; local travel within 50 miles is not reimbursable Role Overview Harmonia Holdings Group is seeking an experienced SME Network Engineer to support DHS ICE Homeland Security Investigations (HSI) Title III and Linguists Unit (T3LU) under the CALEA program. This role provides hands-on leadership across all network engineering functions, including architecture, routing, switching, firewall engineering, VPN and PKI integration, segmentation design, troubleshooting, and IA/accreditation-grade documentation. The SME ensures the integrity, resilience, and performance of mission-critical CALEA networks and collaborates closely with Systems, Virtualization, Storage, and Field Engineering teams to ensure end-to-end operational success. This position supports DHS's mission while contributing to Harmonia's overarching goals: delivering premier technology services, driving mission-focused innovation, sustaining organizational excellence, and being an employer of choice for skilled professionals. Responsibilities Network Architecture & Design Design, document, and maintain CALEA network architecture, including: Layer 2/Layer 3 topology IP address schema and subnetting VLAN/VRF segmentation Routing design (OSPF, BGP, EIGRP, static routing) Firewall zoning, NAT policies, and security segmentation VPN tunnels, encrypted transport paths, and PKI integrations COOP/DR network routing and failover paths Produce and maintain authoritative network diagrams, data flows, trust boundaries, and configuration baselines. Evaluate, recommend, and implement enhancements to improve security, availability, and performance. Network Operations & Troubleshooting Serve as the primary network engineer for diagnosing, resolving, and preventing outages across the CALEA enterprise. Perform packet-level analysis (Wireshark/tcpdump), flow analysis, and log correlation to identify and remediate issues. Lead network upgrades, configuration changes, ACL/policy adjustments, and planned maintenance. Monitor network performance and availability; tune routing, firewall, and VPN parameters as needed. Firewall, Security & Accreditation Support Engineer and maintain firewall policies and segmentation (Palo Alto preferred; Fortinet/Cisco ASA experience acceptable). Support security hardening, vulnerability remediation, and IA/ATO documentation requirements. Produce accreditation-ready artifacts, including boundary diagrams, data-flow representations, rule documentation, and enclave segmentation maps. Collaborate with ISSO and security teams to address findings and strengthen compliance posture. Interoperability & Cross-Domain Integration Document and support network dependencies across Active Directory, DNS/DHCP, VMware/vSphere, SAN/iSCSI/NFS storage, and application tiers. Validate end-to-end system functionality after network changes. Partner with Systems, Virtualization, Storage, and Field SMEs to maintain seamless operations across CALEA sites. COOP/DR & Lab Engineering Contribute to COOP/DR planning, design, and testing to ensure high availability and rapid failover capabilities. Support lab environment setup for replication, patch validation, and network simulation. Documentation & Mission Coordination Maintain technical documentation, diagrams, IP plans, SOPs, and configuration repositories. Coordinate with Harmonia and ICE technical leads to resolve issues, support field operations, and sustain mission readiness. Required Qualifications Bachelor's degree in IT, Engineering, or related field OR +5 years equivalent experience. 10+ years of enterprise network engineering experience with increasing responsibility. Technical Proficiency Deep hands-on experience with: Cisco routing/switching (3k-9k platforms) Palo Alto or Fortinet firewalls and policy design VPN architecture, IPsec tunneling, PKI integration Network segmentation using VLANs, VRFs, and security zones Packet capture and analysis Network monitoring and telemetry tools (SolarWinds, NetFlow, Splunk, etc.) Demonstrated ability to produce complete network diagrams and architecture documentation based solely on device configuration, logs, and analysis. Strong understanding of cross-domain interactions (DNS, AD, VMware networking, SAN connectivity). Preferred Certifications CCNA, CCNP Enterprise, or CCNP Security PCNSE Fortinet NSE4/NSE5 CCIE-level competency (or equivalent expertise) Additional certifications may be required after hire and must be obtained within designated timelines. Professional Competencies Excellent communication skills with both technical and non-technical stakeholders. Proven ability to work independently in high-pressure, mission-critical environments. Strong analytical, investigative, and documentation skills. Preferred Experience Experience supporting federal law enforcement IT systems or CALEA-aligned mission operations. Hands-on participation in COOP/DR architecture or failover site execution. Experience with VPN transitions, network segmentation, and multi-site resiliency. Familiarity with Kubernetes/container environments (e.g., JSI platforms). Experience supporting 24/7 high-availability operations. Soft Skills Strong initiative and attention to detail. Adaptability to evolving mission requirements and operational tempo. Collaborative approach with technical teams, vendors, and government partners. Alignment with Harmonia's principles of excellence, collaboration, curiosity, and integrity. Physical Demands / Work Environment Must regularly lift/move up to 50 lbs.; occasionally up to 80 lbs. using a hand truck or lift cart. Requires standing, kneeling, crouching, and navigating server-room environments. Normal vision and hearing required; moderate server-room noise.