Network engineer jobs in Gaithersburg, MD - 4,209 jobs

GovCIO is currently hiring a Zero Trust Security Engineer to join our team, supporting a critical program with the U.S. Coast Guard. This position is located in Alexandria, VA and will be a hybrid remote position. Responsibilities: The Zero Trust Security Engineer will be responsible for leading the strategic implementation and operationalization of Zero Trust principles across the enterprise. This role involves serving as the definitive technical authority on all matters related to ZT methodology and its practical application. Serve as the primary Subject Matter Expert (SME) for Zero Trust architecture, guiding the adoption and operational integration of ZT principles across the entire IT infrastructure. Lead the design, implementation, and refinement of ZT strategies, focusing on the core tenets of "never trust, always verify" and the micro-segmentation of critical assets. Conduct in-depth analysis of current network architectures, access controls, and security policies to identify gaps and develop comprehensive ZT migration roadmaps. Collaborate directly with engineering, architecture, and cybersecurity teams to engineer and implement permanent, scalable ZT resolutions and security controls. Architect and implement strategic process improvements, develop sophisticated, expert-level ZT implementation guides, and curate the knowledge base to significantly elevate the technical capabilities of the entire cyber operations organization. Manage complex user identity, device, and application access controls within enterprise Identity and Access Management (IAM) systems, ensuring ZT principles and compliance standards are rigorously met. Utilize advanced scripting and automation (PowerShell, Python) to automate ZT policy enforcement, enhance diagnostic capabilities, and streamline continuous monitoring processes. Mentor and provide expert technical coaching to all levels of the security operations and IT support teams, acting as a technical leader and driving continuous skill development in ZT methodologies. Maintain rigorous and detailed documentation of ZT architectures, configurations, and operational procedures within the enterprise knowledge management systems, strictly adhering to industry frameworks (e.g., ITIL, NIST, DoD). #JP #USCG Qualifications: Bachelor's with 12+ years (or commensurate experience) Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or a related field (or an equivalent combination of education and extensive, directly relevant experience) with 12+ years (or commensurate experience) Required Skills and Experience Minimum 8+ years of progressive, hands-on experience in cybersecurity, system architecture, or network engineering, with a minimum of 3 years spent specifically in a senior SME/escalation, engineering, or technical leadership role focused on Zero Trust or advanced security architecture. Clearance Requirement: Must be clearable up to an active Secret clearance. Company Overview: GovCIO is a team of transformers--people who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve our citizens. But we can't do it alone. We need great people to help us do great things - for our customers, our culture, and our ability to attract other great people. We are changing the face of government IT and building a workforce that fuels this mission. Are you ready to be a transformer? What You Can Expect Interview & Hiring Process If you are selected to move forward through the process, here's what you can expect: During the Interview Process Virtual video interview conducted via video with the hiring manager and/or team Camera must be on A valid photo ID must be presented during each interview During the Hiring Process Enhanced Biometrics ID verification screening Background check, to include: Criminal history (past 7 years) Verification of your highest level of education Verification of your employment history (past 7 years), based on information provided in your application Employee Perks At GovCIO, we consistently hear that meaningful work and a collaborative team environment are two of the top reasons our employees enjoy working here. In addition, our employees have access to a range of perks and benefits to support their personal and professional well-being, beyond the standard company offered health benefits, including: Employee Assistance Program (EAP) Corporate Discounts Learning & Development platform, to include certification preparation content Training, Education and Certification Assistance* Referral Bonus Program Internal Mobility Program Pet Insurance Flexible Work Environment *Available to full-time employees Our employees' unique talents and contributions are the driving force behind our success in supporting our customers, which ultimately fuels the success of our company. Join us and be a part of a culture that invests in its people and prioritizes continuous enhancement of the employee experience. We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, disability, or status as a protected veteran. EOE, including disability/vets. Posted Pay Range The posted pay range, if referenced, reflects the range expected for this position at the commencement of employment, however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, education, experience, and internal equity. The total compensation package for this position may also include other compensation elements, to be discussed during the hiring process. If hired, employee will be in an “at-will position” and the GovCIO reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, GovCIO or individual department/team performance, and market factors. Posted Salary Range: USD $145,000.00 - USD $190,000.00 /Yr.

MANTECH seeks a motivated, career and customer-oriented Senior Network Deployment Engineer to join our team in Chantilly, VA. This is an onsite position. Responsibilities include but are not limited to: Coordinate and execute site deployments, including planning, scheduling, and on-site installation of hardware and configurations Conduct site surveys to assess network environments, gather user requirements, and document current configurations Configure routers, switches, computers, and peripherals; implement and maintain secure, reliable network architectures Provide daily IT support across client/server/storage/network systems, including monitoring, troubleshooting, and problem resolution Manage system configurations and documentation, oversee hardware procurement, inventory, equipment movement, and shipping Ensure compliance with security directives and support architecture improvements through change requests and performance recommendations Travel up to 50% within the U.S. and occasionally (5-10%) OCONUS to perform deployment activities, surveys, installations, and on-site support Minimum Qualifications: Bachelor's degree and 2+ years of IT-related experience; an additional 4+ years of IT experience may be substituted for a degree DoD 8570 IAT Level II Certification, e.g., Security+ DoD 8570 Computing Environment Certification required within 6 months of hire, e.g., MCSA, VCP, or equivalent Experience with Microsoft Windows 2008/2012/2016/2019 Servers; Microsoft Windows 10; administering Microsoft Exchange, Active Directory, and workstation and server hardware; administering Microsoft Office 2010/2016; administering DNS, Group Policy, and PKI; administering vSphere, Horizon View, data backup, and antivirus software; basic networking including DHCP/TCPIP; experience with deploying workstation images; and experience with thin and/or zero clients Knowledge and experience with Microsoft Windows Systems, HP SANs, or VMware products Proficiency using Microsoft Office Suite and CRM software Experience using a Service Desk ticketing system, such as ServiceNow Preferred Qualifications: Outstanding customer relationship management skills Ability to operate under minimal supervision. Experience in the following areas: hardware/software security, router and switch communications protocols, network management, encryption techniques, firewall rule definition and authentication technologies Working knowledge of communication security (COMSEC) policies and integration Good working knowledge of Microsoft Windows systems, including DNS, Group Policy, and PKI Good working knowledge of applying security best practices from DISA and/or vendors ITIL Foundations certification Ability to manage multiple tasks and prioritize effectively. Clearance Requirements: Must have a current/active TS/SCI and be willing and able to obtain a polygraph. Physical Requirements: The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. L3Harris Engineering Career Fair - Herndon, VA Date: Wednesday, January 28th, 2026 Time: 2:00 pm - 6:00 pm EST Location: DoubleTree by Hilton McLean Tysons, 1960 Chain Bridge Rd, McLean, VA 22102 L3Harris Surface & C5 Systems - Herndon is a worldwide leader in the engineering, development, manufacture and integration of high assurance encryption systems for defense and governmental applications. The company's encryption solutions can be found in a wide range of demanding military environments around the world. Join our dynamic team! Qualified engineering & program management applicants must be US citizens and possess active government issued security clearance. Applicants withoutan active government issued security clearance will not be eligible for hire. This is a hiring event for experienced professionals, not aimed at recent college graduates, and all positions will be onsite. We will be interviewing and hiring for the following positions: RUST Software Engineers/Developers Embedded / C++ Software Engineers with experience Systems Security/Network Engineers VHDL/Electrical Design Engineers Click 'APPLY NOW' to confirm your attendance. #LI-IK1 L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

A staffing agency for government contracts is seeking an experienced Firewall Security Engineer with expertise in Palo Alto Firewalls. This hybrid role, located in Washington, DC, offers a pay range of $60 to $68 per hour, requiring at least 5 years of relevant experience and the ability to pass a federal background check. Candidates must have strong knowledge of advanced firewall features and work in cloud environments. #J-18808-Ljbffr

Akkodis is seeking a Cisco Contact Center Expert - Tier 3 Support for a Contract job with a client in Fairfax Virginia (different locations). Looking for a solid background in operational support following major migrations Cisco and WebEx/ WxCC/UCCX. This is 5+months of contract with possibilities of extension. Pay Range: $95/hr-$100/hr. The rate may be negotiable based on experience, education, geographic location, and other factors. Required Skills & Experience Deep expertise in Cisco Contact Center platforms (UCCX, WxCC) and CUCM. Strong understanding of SIP, QoS, routing, and trunking. NOTE - Candidate will be asked to work nights. Equal Opportunity Employer/Veterans/Disabled Benefit offerings available for our associates include medical, dental, vision, life insurance, short-term disability, additional voluntary benefits, an EAP program, commuter benefits, and a 401K plan. Our benefit offerings provide employees the flexibility to choose the type of coverage that meets their individual needs. In addition, our associates may be eligible for paid leave including Paid Sick Leave or any other paid leave required by Federal, State, or local law, as well as Holiday pay where applicable. Disclaimer: These benefit offerings do not apply to client-recruited jobs and jobs that are direct hires to a client. To read our Candidate Privacy Information Statement, which explains how we will use your information, please visit ****************************************** The Company will consider qualified applicants with arrest and conviction records in accordance with federal, state, and local laws and/or security clearance requirements, including, as applicable: · The California Fair Chance Act · Los Angeles City Fair Chance Ordinance · Los Angeles County Fair Chance Ordinance for Employers · San Francisco Fair Chance Ordinance

Zachary Piper Solutions is seeking an Enterprise Network Architect to lead the design, automation, and implementation of secure, scalable, and high-performance enterprise network solutions. This is a long-term opportunity and is hybrid, with on-site work in Alexandria, VA as needed. This position requires an active Secret clearance Responsibilities for the Enterprise Architect include: Engage with clients to understand business requirements and translate them into tailored network architecture solutions Assess existing infrastructure for optimization opportunities in scalability, resiliency, and security Design, document, and present end-to-end enterprise network architectures across on-premises, cloud, and hybrid environments Lead implementation efforts and ensure deployments align with design specifications and best practices Drive adoption of network automation, infrastructure-as-code (IaC), and orchestration frameworks (e.g., Ansible, Terraform, Python) Develop and maintain automated configuration management and CI/CD pipelines for network deployments Standardize network architectures and create reusable templates to streamline deployments Collaborate with internal teams, vendors, and partners to deliver integrated solutions aligned with client outcomes Provide mentorship and technical leadership on automation tools and emerging technologies Research and evaluate technologies such as SDN, SASE, Zero Trust, NFV, and cloud-native networking Serve as a trusted advisor during technical discussions and architecture reviews Troubleshoot complex network and automation issues, driving root cause analysis and resolution Required Qualifications for the Enterprise Architect include: Bachelor's degree in Computer Science, IT, Engineering, or related field (preferred) 7+ years of experience in network architecture or engineering Proven experience designing and implementing enterprise-grade network infrastructures (on-premises, cloud, hybrid) Strong knowledge of networking protocols and technologies (TCP/IP, BGP, OSPF, MPLS, QoS, VPNs, SD-WAN) Expertise in network security design (firewalls, segmentation, access control) Hands‑on experience with automation tools (Ansible, Python, Terraform, NetBox, Nornir, REST APIs) Experience integrating automation into CI/CD processes Familiarity with cloud networking (AWS, Azure, Google Cloud) and hybrid connectivity Exposure to SDN, SASE, Zero Trust, and microsegmentation Strong documentation, presentation, and communication skills Certifications: Cisco Certified Network Professional (CCNP) or equivalent (required) Cisco Certified Internetwork Expert (CCIE) or equivalent (preferred) Network automation or DevNet certifications (e.g., Cisco DevNet Professional) a plus Preferred Skills: Experience with infrastructure-as-code and DevOps methodologies Familiarity with monitoring and telemetry tools (Prometheus, Grafana, Splunk, Cisco ThousandEyes) Understanding of containerized networking (Docker, Kubernetes, CNI plugins) Ability to lead architecture discussions and influence technology strategy Strong analytical, troubleshooting, and project management skills Compensation: $160,000-180,000 annual salary, depending on experience Full benefits: medical/dental/vision, 401k, PTO, paid holidays, sick leave as required by law #J-18808-Ljbffr

Sr. Network Security Engineer will start 100% Onsite but could change to a hybrid role. Complete Description: The contractor is responsible for the planning, analysis, design, development, testing, quality assurance, configuration, installation, implementation, integration, maintenance, and/or management of networked systems used for the transmission of information in voice, data, and/or video formats. • Analyzing and defining network systems requirements. • Plan and track projects and coordinate interagency efforts in the areas of networking, infrastructure, security and inter-operability. • Defining and maintaining network architecture and infrastructure. • Configuring and optimizing network servers, hubs, routers, and switches. • Analyzing network workload. • Monitoring network capacity and performance. • Diagnosing and resolving network problems. • Developing network backup and recovery procedures. • Installing, testing, maintaining, and upgrading network operating systems software • Ensuring the rigorous application of information security/information assurance policies, principles, and practices in the delivery of network services. • Manage the agency's telephony infrastructure including voice terminals, VOiP, voice switching, provisioning, analog lines, ACD and IVR systems. • Implement and enforce the agency's policies and procedures in network and infrastructure management, auditing, inspection, security, disaster recovery, encryption and compliance. • Monitor network infrastructure and systems using tools such as Cisco ISE, Cisco Umbrella, Cisco FMC, SSH, Microsoft Active Directory Tools and Utilities, Microsoft Intune, Kaseya, Cayosoft, RDP, and managing appliances including IDS/IPS devices, firewalls, VMware vCenter, Windows Servers, DHCP, DNS, and other tools as available or necessary. • Performs other related duties as assigned. Highly Desired Certifications: •Certification in network or system administration is highly desired, such as CCNA, CCNP, CCIE, CISSP, MCSE, MCSA, or other related and similar certifications Qualifications: Must have knowledge in the development, configuration, installation, and maintenance of networked systems including local area networks (LANs) and wide area networks (WANs), telephony systems; and perform routing network configuration management functions. Must have knowledge of network standards, protocols, and procedures. Knowledge in network architecture and topology, including transmissions protocols, broadcasting, switching, control, and management. Must have knowledge in performing routing networking configuration management functions. Must have knowledge in network systems management methods including end-to -end systems performance monitoring. Must have experience with using various tools, utilities and appliances, to perform network management, analysis, monitoring, troubleshooting and mitigation. Compensation: $55.00 per hour Apply with Indeed (if you already have a resume on Indeed) Or apply here. * required fields First Name * Last Name * Email * Phone * Yes, Text Me! I want to get text messages for this job from Go intellects Inc. #J-18808-Ljbffr

A leading cybersecurity firm in Washington, DC, is looking for an experienced cybersecurity professional to manage advanced security solutions for government and commercial clients. You'll oversee systems administration, develop network architectures, and contribute to risk assessments. Candidates must have a TS/SCI clearance and 5+ years of relevant experience. This position offers competitive compensation, flexible work arrangements, and various employee benefits. #J-18808-Ljbffr

Job Title: Cybersecurity and Network Security Engineer Job Type: Full-time Dynanet started with a focus on IT infrastructure and operations, helping organizations enhance their networks and overcome the limitations of 1990s technology. From strengthening communication channels to introducing innovative ways to collaborate and share information, Dynanet played a crucial role in shaping the early stages of digital transformation. The company's efforts helped organizations build the very fabric of connectivity that now powers our modern world. Over the last three decades, Dynanet has grown into a trusted partner for organizations looking to innovate boldly and transform seamlessly. While technology continues to evolve and unlock new opportunities, for nearly 30 years, Dynanet remains committed to delivering cutting-edge solutions that drive lasting change for its customers. Through agility, foresight, and an unwavering dedication to excellence, Dynanet continues to empower organizations to thrive in a rapidly changing digital landscape. Our story is more than just a story of technology - it's a story of vision, growth, and transformation that has shaped the past and continues to pave the way for the future. Taking inventory of client's hardware & software assets and assessing those assets for security vulnerabilities, obsolescence, and other risks. Reviewing network architectures and determining if good practices are being followed (e.g., the “zones & conduits” concept, proper network segmentation, use of Industrial DMZ, etc.); and providing recommendations to comply with applicable cybersecurity framework. Reviewing security products utilized (e.g., firewalls, IDS, IPS) and determining if they are configured properly. Deploying network infrastructure devices (e.g., switches, routers, etc.), security appliances (e.g., firewalls, IDS, etc.), and virtualization solutions. Reviewing US government cyber security policies, plans, and procedures; assessing network monitoring capabilities; analyzing system logs, security events, and packet captures to identify security threats; and providing recommendations to comply with applicable cybersecurity framework. Reviewing administrative, technical, and cybersecurity controls and providing recommendations to mitigate the identified cyber security risks. Performing cyber security vulnerability and risk assessments within manufacturing and critical infrastructure environments to identify security risks and threats (e.g., unsecure remote access points, suspicious remote connections, unauthorized devices on the network, etc.) and providing recommendations to remediate the identified issues. Creating detailed diagrams (e.g., network, cabling, server, rack, logical architecture, etc.), procedures, and plans (e.g., implementation, SAT, mitigation, etc.) as needed to support projects. Travel to the NIH sites as required. Preferred Professional Skills: Certified SCADA Security Architect (CSSA) GIAC certifications (e.g., GICSP, GRID, Critical Infrastructure Protection) ISA/IEC 62443 Cybersecurity Certificates Cybersecurity certification (e.g., CEH, CISA, CISM, CCSP, etc.) Understanding of MITRE ATT&CKS for ICS or NERC CIP frameworks Understanding of general cybersecurity frameworks (ISO IEC 27001/27002, ISO 15408, NIST Cybersecurity Framework (CSF), NIST SP800-53) A working knowledge of industrial control systems (e.g., DCS, PLCs, SCADA, etc.) Ability to perform vulnerability / penetration testing in ICS/OT environment, and/or threat hunting Prior experience Control System Engineer or SCADA Engineer working in manufacturing environments or power generation facilities Certified professional engineer The ICS/OT Cybersecurity and Network Security Engineer shall demonstrate: High integrity A willingness to go beyond the ordinary to meet and exceed client expectations A desire for continual challenges and development Excellent written and verbal communication skills Dynanet Team Requirements and Expectations: Possess Strong written and verbal communication skills. Highly organized with an ability to prioritize, balance, and effectively advance multiple competing priorities in a high-volume, fast-paced environment. Ability to interact in a professional and collaborative manner with fellow Dynanet Teammates and the clients, and business partners that we work with. Ability and desire to challenge and educate yourself to support and advance IT services delivery in the Federal agencies we serve. Excellent judgment and creative problem-solving skills. Respond to team member and client requests via email, MS teams, or other communication means during core business hours. Active listening skills to understand clients' needs, and collaboration skills to work with other developers and designers. Education/Experience Requirements: Certified Information Systems Security Professional (CISSP). Bachelors Degree in Engineering (Electrical, Mechanical, Chemical, or similar), Computer Science, or similar scientific / technical field. Strong understanding of cybersecurity frameworks for ICS/OT environments (ISA-99/IEC 62443, NIST SP 800-82, CIS, Perdue Reference Model etc.). Strong understanding of OT network communication protocols (e.g., Ethernet/IP, CIP, Modbus, OPC, etc.) and industrial networking topologies (e.g., ring, star, etc.). A minimum of Five (5) years “hands on” experience assessing, designing, and implementing ICS/OT network architectures. Demonstrated technical skills to analyze, design, and deploy complex Ethernet/IP architecture and communication technologies. Experience with Nazomi Cyber-Physical System (CPS). #J-18808-Ljbffr

A dynamic technology services company is seeking a skilled Network Security Engineer to ensure optimal operation of their network infrastructure. This role focuses on troubleshooting Cisco routing and switching environments, managing Palo Alto firewalls, and performing migrations. The ideal candidate should have strong skills in network protocols and problem-solving. The position offers a competitive salary, career growth opportunities, and the chance to work in a hybrid setting, primarily onsite 4-5 days a week. #J-18808-Ljbffr

Quartermaster is seeking a hands‑on, deeply technical Linux & Networking Systems Engineer to support the design, deployment, and maintenance of our edge‑connected sensing platforms. This role focuses on building and managing robust, secure, and remotely operable Linux‑based systems deployed in the field-often in challenging, bandwidth‑limited maritime environments. You'll be responsible for network configuration, system hardening, remote management, and hardware‑level debugging of edge nodes built around IoT, AI, and embedded components. If you're fluent in Mikrotik (or similar routing environments), know how to lock down a Linux box, and enjoy working close to hardware, this is for you. Key Responsibilities Configure, deploy, and maintain Linux‑based edge systems for remote sensor and compute platforms Work with Mikrotik (RouterOS), OpenWRT, or similar routers to build secure, reliable WAN/LAN connectivity for field‑deployed units Implement and enforce security best practices, including VPN configurations, firewall rules, SSH hardening, and OS‑level lockdown Debug network, system, and hardware issues across embedded systems, wireless modules, and field‑deployed compute nodes Create and maintain scripts and tooling for remote updates, health monitoring, and automated provisioning Collaborate with hardware and software engineers to integrate connectivity solutions with onboard services and cloud APIs Participate in design reviews to ensure system‑level reliability, security, and serviceability Maintain documentation for network topologies, device configurations, and secure deployment processes Test, validate, and stress field hardware in the lab to simulate real‑world deployment scenarios Qualifications (preferred) 8+ years of experience in Linux systems engineering, embedded networking, or IoT deployment roles Expert‑level proficiency with Linux (Debian, Ubuntu, Alpine or similar), including shell scripting and system‑level debugging Hands‑on experience configuring Mikrotik routers (RouterOS), OpenWRT, Ubiquiti, or equivalent routing systems Strong grasp of networking fundamentals-routing, NAT, VLANs, VPNs, DNS, DHCP, and security hardening Experience deploying and troubleshooting headless devices in remote or unreliable environments Familiarity with secure update mechanisms, remote device management, and observability practices Comfort debugging hardware interfaces (serial, USB, GPIO, etc.) and working alongside electrical/mechanical teams Bonus: experience with cellular networking (LTE modems, failover), ZeroTier/WireGuard, or container‑based edge systems Benefits Competitive salary Flexible work hours and the option for remote work. Opportunities for professional development and continued education. #J-18808-Ljbffr

GovCIO is currently hiring for a Senior Network Architect/SME in Service Provider Backbone, LAN/WAN and DW/DM for our NIH-CIT proposal. This position is located in Bethesda, MD and is a remote/hybrid position. Responsibilities • The SME role's responsibilities include: Coordinate with the Section Manager to evaluate, design, and test architecture designs and services from the roadmap backlog Lead the transition of user accepted designs and services to the Operations and Security Teams Provide subject matter expertise in Service Provider backbone Provide subject matter expertise in Enterprise-level LAN/WAN Provide subject matter expertise in Enterprise-level DWDM (Dense Wave Division Multiplexing. • The Network Architecture role's responsibilities include: Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives Software and hardware installation, configuration, upgrades, and maintenance Team with the Security Section to achieve security architecture requirements Maintain technical architecture documentation Troubleshooting and problem resolution Change management Support resources responsible for security implementation, monitoring, maintenance, and vulnerability remediation Strategic & Transformative planning for network architecture services Qualifications Bachelor's with 12+ years (or commensurate experience) Required Skills and Experience CCIE Certification: Written and practical Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center and Wireless Clearance Required: Must be able to obtain and maintain a Public Trust clearance. Company Overview GovCIO is a team of transformers-people who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve our citizens. But we can't do it alone. We need great people to help us do great things- for our customers, our culture, and our ability to attract other great people. We are changing the face of government IT and building a workforce that fuels this mission. Are you ready to be a transformer? What You Can Expect Interview & Hiring Process During the Interview Process Virtual video interview conducted via video with the hiring manager and/or team Camera must be on A valid photo ID must be presented during each interview During the Hiring Process Enhanced Biometrics ID verification screening Background check, to include: Criminal history (past 7 years) Verification of your highest level of education Verification of your employment history (past 7 years), based on information provided in your application Employee Perks Employee Assistance Program (EAP) Corporate Discounts Learning & Development platform, to include certification preparation content Training, Education and Certification Assistance* Referral Bonus Program Internal Mobility Program Pet Insurance Flexible Work Environment *Available to full-time employees We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, disability, or status as a protected veteran. EOE, including disability/vets. Posted Pay Range The posted pay range, if referenced, reflects the range expected for this position at the commencement of employment, however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, education, experience, and internal equity. The total compensation package for this position may also include other compensation elements, to be discussed during the hiring process. If hired, employee will be in an “at-will position” and the GovCIO reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, GovCIO or individual department/team performance, and market factors. Posted Salary Range: USD $108,310.00 - USD $149,027.00 /Yr. #J-18808-Ljbffr

United States Job Identification 313489 Job Category Pre Sales Posting Date 12/16/2025, 03:30 PM Job Type Regular Employee require a security clearance? No Years 6 to 10+ years Additional Info Visa / work permit sponsorship is not available for this position Applicants are required to read, write, and speak the following languages English Job Description Partners with customers, sales, engineering and product teams to design, demonstrate and deploy Oracle Cloud architectures that address customer business problems. Drives Oracle Cloud customer consumption by accelerating the adoption of Oracle cloud services including discovery, design and deployment. Responsibilities Engages with strategic customers, builds leadership relationships at multiple levels within organizations in order to design and implement solutions. Works directly with customers to gather requirements, develop architectures and translates business needs into solutions. May implement solutions and ensure successful deployments through code development and scripting. Displays product/application understanding through highly customized presentation demonstrations to customers, and at conferences, and events. Supports customer from Proof of Concept (POC) through production deployment of services via resource configuration, planning, and customer education/training. Creates and distributes technical assets (white papers, solution code, blog posts, and video demonstrations). Serves as a leading contributor for customers and sales on technical cloud solutions and customer success. Identifies gaps and enhancements to influence engineering roadmaps for customer driven features. Leading contributor, may provide direction and mentoring to others. Work is non-routine and very complex, involving the application of advanced technical/business skills in area of specialization. May interact with C level. Maintains expertise by staying current on emerging technologies. Qualifications Disclaimer: Certain US customer or client-facing roles may be required to comply with applicable requirements, such as immunization and occupational health mandates. Range and benefit information provided in this posting are specific to the stated locations only US: Hiring Range in USD from: $113,100 to $185,100 per annum. May be eligible for equity. Eligible for commission with an estimated pay mix of 70/30. Oracle maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, market conditions and locations, as well as reflect Oracle's differing products, industries and lines of business. Candidates are typically placed into the range based on the preceding factors as well as internal peer equity. Oracle US offers a comprehensive benefits package which includes the following: Medical, dental, and vision insurance, including expert medical opinion Short term disability and long term disability Life insurance and AD&D Supplemental life insurance (Employee/Spouse/Child) Health care and dependent care Flexible Spending Accounts Pre-tax commuter and parking benefits 401(k) Savings and Investment Plan with company match Paid time off: Flexible Vacation is provided to all eligible employees assigned to a salaried (non-overtime eligible) position. Accrued Vacation is provided to all other employees eligible for vacation benefits. For employees working at least 35 hours per week, the vacation accrual rate is 13 days annually for the first three years of employment and 18 days annually for subsequent years of employment. Vacation accrual is prorated for employees working between 20 and 34 hours per week. Employees working fewer than 20 hours per week are not eligible for vacation. 11 paid holidays Paid sick leave: 72 hours of paid sick leave upon date of hire. Refreshes each calendar year. Unused balance will carry over each year up to a maximum cap of 112 hours. Paid parental leave Adoption assistance Employee Stock Purchase Plan Financial planning and group legal Voluntary benefits including auto, homeowner and pet insurance The role will generally accept applications for at least three calendar days from the posting date or as long as the job remains posted. Career Level - IC4 About Us As a world leader in cloud solutions, Oracle uses tomorrow's technology to tackle today's challenges. We've partnered with industry-leaders in almost every sector-and continue to thrive after 40+ years of change by operating with integrity. We know that true innovation starts when everyone is empowered to contribute. That's why we're committed to growing an inclusive workforce that promotes opportunities for all. Oracle careers open the door to global opportunities where work-life balance flourishes. We offer competitive benefits based on parity and consistency and support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs. We're committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing accommodation-request_************* or by calling *************** in the United States. Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans' status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law. Request a referral from an Oracle employee. #J-18808-Ljbffr

Benefits: 401(k) matching Dental insurance Health insurance Vision insurance ANG SIGNAL is looking for a Network Architect to join our team supporting the federal government. In this role, the candidate will be responsible for providing technical leadership on a variety of network projects. The Network Architect must have considerable specialist skills and knowledge that allow them to provide technical leadership as well as training and support to team members. The Network Architect should be able to design, communicate, and implement solutions within a timely manner. This is a customer facing role and the candidate must be able to communicate complex information to a variety of audiences with different knowledge backgrounds. About Us: ANG SIGNAL is a technology focused company specialized in delivering world class network services and mission critical solutions to the federal government. We strongly believe that our staff is our greatest asset and the backbone of our company; and that a company is only as good as its team members. We strive to hire the most highly qualified applicants for a wide range of challenging and fulfilling positions. Our diverse team embraces challenges in an inclusive atmosphere that values work-life balance. We are an Equal Opportunity Employer encouraging diversity in the workplace. All qualified applicants receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status or any other characteristic protected by law. ANG SIGNAL offers a competitive benefits package including paid time off, paid holidays; medical, dental, vision and prescription drug coverage plans; matching 401K plan and tuition/training reimbursement. Key Responsibilities Work with a team of network experts to support a service provider scale network that connects multiple high performance computing sites and data centers, and provides network services to over 22,000 users nationwide Provide technical leadership to the team to execute multiple mission critical projects and maintain a stable operations environment Provide analysis and recommendations for the continuous improvement of cloud network Manage the day‑to‑day operations of the network. Troubleshoot complex and escalated network problems and coordinate with the various department administrators to facilitate connectivity issue resolution Design and implement network solutions and participate in lab testing of new technologies High degree of engagement with both customer and development personnel Effectively support the coordination of project development from kickoff briefing to delivery, under the guidance of Managing Director Write and manage technical documentation, Standard Operating Procedures, maintenance plans. Provide status reports as required by the upper management, and participate in data calls and other operational and maintenance tasks Analyze existing operations and make recommendations for the improvement and growth Define project scope, goals and deliverables that support business goals in collaboration with the team, government client, senior management and other stakeholders Qualifications 10+ years of functional experience in a Network Engineering role, with at least 5 years of experience as a Technical Lead or SME in a large scale enterprise network environment In‑depth knowledge of network design to include complex routing and switching, remote access, wireless and network security solutions Strong knowledge of MPLS, BGP, OSPF and other R&S technologies Experience with cloud networks and security; Azure, AWS or GCP Cisco/Juniper Routers and Switches hands‑on experience Experience with Cisco ISE, Aruba wireless and Clearpass is preferred In‑depth knowledge of network security and security operations, including but not limited to firewalls (Cisco ASA, Fortigate, PaloAlto), UTM, IPS, etc. Ability to communicate designs and network concepts to a variety of audiences, including peers and customers, verbally and in writing General understanding of project management processes and terminology Strong leadership skills, personal drive, and ability to see projects through to execution in a matrixed environment Strong organizational and mentoring skills Possesses strong written, verbal, and presentation skills Bachelor's Degree or equivalent Professional certification (e.g. CCIE, JNCIE) Hybrid Telework/Silver Spring, MD position. Background check / Clearance Requirements Applicants selected will be subject to a government security investigation and may need to meet eligibility requirements for access to classified information. We wish to thank all applicants for their interest and effort in applying for the position; however, only candidates selected for interviews will be contacted. We are unable to sponsor applicants for work visas at this time. #J-18808-Ljbffr

Required Qualifications Bachelor's Degree and 8 years of experience OR 12 years of experience with a HS Degree/Diploma. 8+ years of progressive, hands-on experience engineering, administering, and supporting enterprise infrastructure environments, including servers, storage, data centers, and cloud platforms. 5+ years supporting or leading infrastructure operations for large-scale federal or enterprise environments (5,000+ end users, multi-site). Demonstrated experience with data center operations, HPE (or equivalent) server platforms, enterprise storage solutions (e.g., NetApp), and hybrid AWS/Azure cloud environments. Proven expertise in server management, patching, configuration baselines, release management, and vulnerability remediation in accordance with federal security and compliance standards. Experience supporting Microsoft Online Services, including M365, Exchange Online, Teams, SharePoint, and identity/integration with Azure AD. Strong familiarity with monitoring and observability tools such as Splunk, SolarWinds, Dynatrace, or Datadog, and performance/availability management practices. Solid understanding of ITIL / ITSM processes, including incident, change, problem, and configuration management in a federal environment. Excellent communication skills and ability to collaborate with technical teams, program leadership, and federal customer stakeholders. Ability to work full-time on-site at SEC Headquarters in Washington, D.C. Must be a US Citizen. Must be able to obtain and maintain the required agency clearance. Desired Skills Preferred certifications include: AWS Solutions Architect - Associate Azure Administrator - Associate NetApp Certified Data Administrator (NCDA) VMware VCP-DCV Microsoft 365 Administrator Security+ ITIL v4 Foundation Experience engineering and operating enterprise data center environments using HPE servers, NetApp storage, and VMware vSphere. Overview We are seeking an experienced Lead Infrastructure Engineer to support the delivery, reliability, and evolution of enterprise infrastructure services under the SEC's Infrastructure Support Services (ISS) program. In this role, you will partner closely with the Infrastructure Manager and other technical leads to guide day-to-day infrastructure operations, coordinate engineering activities, and ensure services align with SEC OIT standards and mission requirements. This program provides comprehensive enterprise IT services in support of the Securities and Exchange Commission (SEC) Office of Information Technology (OIT). Services include customer service and infrastructure support across SEC headquarters in Washington, D.C., regional offices, data centers, and cloud environments. The mission is to deliver exceptional customer service through modern, industry-leading IT capabilities that strengthen confidence in SEC technology operations. Responsibilities Oversee day-to-day data center operations, including server hardware management, capacity planning, and coordination of planned maintenance activities. Manage and optimize enterprise storage platforms, ensuring availability, performance, and resiliency across NetApp and related solutions. Support and evolve cloud infrastructure by coordinating engineering activities across AWS, Azure, and hybrid environments. Ensure reliable delivery of Microsoft Online Services, including M365, Exchange Online, Teams, and other enterprise collaboration platforms. Lead server management activities, including configuration, provisioning, performance tuning, lifecycle planning, and troubleshooting complex issues. Manage and optimize virtualization and container platforms, including VMware vSphere, Hyper-V, and OpenShift, to deliver stable, high-performance compute services. Oversee patching, update, and release management processes to maintain security compliance, system stability, and alignment with SEC OIT policies. Maintain and enhance application and infrastructure monitoring capabilities to proactively identify issues and improve service performance. Collaborate with the Infrastructure Manager and peer technical leads to plan and execute infrastructure improvements, resolve cross-domain issues, ensure SLA compliance, and support SEC mission needs. #J-18808-Ljbffr

Spry Methods is seeking an Information Systems Security Engineer (ISSE) to support secure, mission-focused information systems in a high-impact government environment. The ISSE will contribute to the design, implementation, and maintenance of cybersecurity controls across enterprise and mission systems, working closely with engineering, operations, and security teams to ensure systems meet federal cybersecurity and authorization requirements. What Your Day-To-Day Looks Like (Position Responsibilities): Support the identification of information protection needs and security requirements for information systems and network environments Contribute to the design and implementation of security architectures and security controls across system components Assist with security engineering activities throughout the system lifecycle, including requirements, design, implementation, testing, and operations Support the implementation of security measures that ensure confidentiality, integrity, availability, authentication, and non-repudiation Participate in Risk Management Framework (RMF) activities, including security control implementation, assessment support, and continuous monitoring Develop and maintain security documentation such as System Security Plans (SSPs), security control artifacts, POA&Ms, and ATO packages Assist in assessing the security impact of system changes, enhancements, and architectural modifications Support vulnerability management efforts, including reviewing scan results and coordinating remediation actions Collaborate with system engineers, network engineers, developers, and security stakeholders to support authorization activities What You Need to Succeed (Minimum Requirements): TS Clearance with SCI eligibility. 3 - 5 years of demonstrated experience supporting cybersecurity or information assurance activities within enterprise or mission systems Working knowledge of the NIST Risk Management Framework (RMF), FISMA and ATO processes Familiarity with common security assessment, vulnerability scanning, and monitoring tools (e.g., Nessus, NMAP, Guardium, WebInspect, or similar) Understanding of system and network security principles, including access control, boundary protection, and secure system design Experience supporting cloud security in environments such as AWS GovCloud, C2S, SC2S, and Microsoft Azure. Analyze logs using Splunk and AWS tools. Ability to document security controls and communicate technical information clearance Hands-on experience with vulnerability assessment and configuration tools such as Nessus, ACSA, and Splunk. Ideally, You Also Have (Preferred Qualifications): Certifications: CISSP, CISM, CASP+, CECAP, Security+, AWS Certified Security - Specialty, or other relevant certifications. Experience in a high-side or multi-enclave (U/S/TS) environment. Experience working with Agile development teams and CI/CD pipelines. Familiarity with NIST 800-53 Rev. 5 #CJ #J-18808-Ljbffr

About the team The OpenAI for Government team is a dynamic, mission-driven group leveraging frontier AI to transform how governments achieve their missions. Our team works to empower public servants with secure, compliant AI tools (e.g., ChatGPT Enterprise, ChatGPT Gov) and mission-aligned deployments that meet government technical requirements with strong reliability and safety. About the role Forward Deployed Engineers (FDEs) lead complex deployments of frontier models in production. You will embed with our most strategic government and public sector customers-where model performance matters, delivery is urgent, and ambiguity is the default. You'll map their problems, structure delivery, and ship fast. This includes scoping, sequencing, and building full-stack solutions that create measurable value, while driving clarity across internal and external teams. You will work directly with defense, intelligence, and federal stakeholders as their technical thought partner, guiding adoption, maximizing mission impact, and ensuring successful deployments at scale. Along the way, you'll identify reusable patterns, codify best practices, and share field signal that influences OpenAI's roadmap. This role is based in Washington DC, Seattle or San Francisco. We use a hybrid work model of 3 days in the office per week. We offer relocation assistance. Travel up to 50% is required, including on-site work with customers. In this role you will Own technical delivery across multiple government deployments, from first prototype to stable production. Deeply embed with public sector customers to design and build novel applications powered by OpenAI models. Enable successful deployments across customer environments by delivering observable systems spanning infrastructure through applications. Prototype and build full-stack systems using Python, JavaScript, or comparable stacks that deliver real mission impact. Proactively guide customers on maximizing business and operational value from their applications. Forge and manage relationships with customer leadership and stakeholders, ensuring successful deployment and scale. Scope work, sequence delivery, and remove blockers early-making trade-offs between scope, speed, and quality. Contribute directly in the code when clarity or momentum depends on it. Codify working patterns into tools, playbooks, or building blocks others can use. Share field feedback with Research and Product to influence model and product development. Keep teams moving through clarity, judgment, and consistent follow-through. You might thrive in this role if you Bring 5+ years of engineering or technical deployment experience, ideally in customer-facing or government environments. Active TS/SCI clearance or equivalent Have scoped and delivered complex systems in fast-moving or ambiguous contexts. Write and review production-grade code across frontend and backend, using Python, JavaScript, or similar stacks. Are familiar with cloud deployment models (Azure, AWS), Kubernetes, Terraform, and related infrastructure. Have experience building or deploying systems powered by LLMs or generative models, and understand how model behavior affects product experience. Simplify complexity, make fast, sound decisions under pressure, and communicate clearly across technical and non-technical audiences. Spot risks early, adjust without slowing down, and model calm judgment when stakes are high. Are humble, collaborative, and eager to help others with empathy. Operate with high horsepower, thrive in dynamic environments, and can ruthlessly prioritize across multiple projects. About OpenAI OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. For additional information, please see OpenAI's Aff… Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations. To notify OpenAI that you believe this job posting is non-compliant, please submit a report through this form. No response will be provided to inquiries unrelated to job posting compliance. We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link. OpenAI Global Applicant Privacy Policy At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology. #J-18808-Ljbffr

MANTECH is seeking a motivated, career and customer-oriented Senior Network Engineer to join our team in Chantilly, VA. This is a position requiring onsite work at customer locations within the local area (up to 10% travel). Responsibilities include but are not limited to: Designing and integrating comprehensive network, VoIP, VTC, and data center solutions, adhering to security guidelines and customer specifications to ensure robust and secure communication infrastructures. Managing the end-to-end integration of black and red networks, overseeing design, installation, maintenance, and coordination of a growing network with multiple external services to support operational needs. Manage a Cisco Unified Communications Manager (CUCM) environment and can setup and troubleshoot IP phones, Video Teleconferencing devices and solutions. Helps in diagnosing and resolving complex issues related to customer sites, telecommunications circuits, routing, switching, VoIP, VTC, network encryption devices, and Cisco data center/security to maintain network stability and performance Diagnosing and resolving complex issues related to customer sites, telecommunications circuits, routing, switching, VoIP, VTC, network encryption devices, and Cisco data center/security to maintain network stability and performance. Developing and maintaining detailed documentation, diagrams, and standard operating procedures to facilitate knowledge sharing and efficient network management. Providing expert guidance, training, and support to network administrators, service desk personnel, and junior engineers to enhance team capabilities and operational effectiveness. Minimum Qualifications: Bachelor's degree in Computer Science, Network Engineering, or equivalent field, demonstrating a strong academic foundation in related disciplines. 1.5 years of experience is equivalent to 1 year of college. At least 5 years of experience in networking, including VoIP, VTC, data circuits, network encryption devices (e.g., General Dynamics TACLANE), and virtualization technologies. Proficiency in dynamic routing protocols such as OSPF and BGP, with a deep understanding of MPLS and DMVPN Hub and Spoke technology for efficient network routing. DoD 8140 IAT Level II certification: SecurityCE and Computing Environment (CE) certification in Cisco technology (CCNA Voice) required. Valid US Drivers License with the ability to travel up to 10% locally to customer sites. Preferred Qualifications: Cisco Collaboration, Data Center, or Security certifications, indicating advanced expertise and specialized knowledge in relevant Cisco technologies. Experience implementing or troubleshooting VMware NSX-T virtualized networking and security platform developed by VMware. It enables automated implementation of network policies, network objects, isolation, and micro-segmentation. Clearance Requirements: Must have an active DoD TS/SCI with the ability to obtain a polygraph. Physical Requirements: The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations

A leading technology firm is seeking a Cybersecurity and Network Security Engineer to assess and improve client security architectures. The role involves ensuring compliance with cybersecurity frameworks and performing vulnerability assessments. Ideal candidates will possess a CISSP certification and have at least five years of relevant experience with ICS/OT systems. This full-time position is hybrid, based in Bethesda, MD. #J-18808-Ljbffr