NewSr. Staff Site Reliability Engineer-Federal, Security Clearance Zscaler, Inc.Sr. Staff Site Reliability Engineer-Federal, Security ClearanceArlington, VA$140,000–$200,000 / yearThe range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.
Senior Cyber Security Engineer CACI International IncSenior Cyber Security EngineerSpringfield, VA$113,200–$237,800 / yearA deep expertise in one of the following areas and working knowledge of one or more of the other following: Network Detection and Response (Vectra, Extrahop, Corelight etc), Endpoint Detection and Response (Carbon Black, CrowdStrike Falcon, Microsoft Defender), Next-Generation Firewalls (Palo Alto, Juniper, Cisco), Intrusion Detection/Prevention Systems (Cisco Firepower), F5 platforms, email/web security gateways (Proofpoint, Cisco). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security.
Senior Software Engineer, Emerging On-prem AI Infrastructure, Security GoogleSenior Software Engineer, Emerging On-prem AI Infrastructure, SecurityReston, VAWe're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google’s needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve.
Forward Deployed Security Engineer - US Government Palantir Technologies IncForward Deployed Security Engineer - US GovernmentWashington, DC$90,000–$150,000 / yearLife at Palantir We want every Palantirian to achieve their best outcomes; thats why we celebrate individuals strengths, skills, and interests from your first interview to your long-term growth, rather than rely on traditional career ladders. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more.
Network Management Systems (NMS) Database Admin CACI International IncNetwork Management Systems (NMS) Database AdminSterling, VA$131,800–$290,000 / yearThe successful candidate will be responsible for designing, implementing, optimizing, and maintaining the databases that support our network management systems, ensuring high performance, availability, and security of critical network data. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Application Network Services Specialist CACI International IncApplication Network Services SpecialistChantilly, VA$75,200–$158,100 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Manage DDI Services: Monitor and manage secure Domain Name Services (DNS), Dynamic Host Configuration Protocol (DHCP), and Network Time Protocol (NTP) for internal and customer infrastructures.
Senior Network Engineer (Wireless) PeratonSenior Network Engineer (Wireless)Washington, D.C.$146,000–$234,000 / yearFull timePeraton provides a secure, worldwide, high-performance communications network comprised of real-time interactive applications operating over a dedicated IP backbone with secure services for complex national and worldwide executive-level communications. Peraton provides the O&M of the network infrastructure and its components, integration for development of hardware and software solutions, and task support for the delivery of system, network, software, and security solutions.
Network Engineer L3- TS/SCI Poly required EmtakNetwork Engineer L3- TS/SCI Poly requiredAnnapolis Junction, MarylandThe ideal candidate brings strong analytical skills, hands‑on network administration experience, and the ability to translate mission needs into reliable, scalable network solutions. We are seeking a Network Engineer to support the full lifecycle of enterprise network operations—from design and implementation to maintenance, troubleshooting, and modernization.
Network Engineer L2 - TS/SCI Poly required EmtakNetwork Engineer L2 - TS/SCI Poly requiredAnnapolis Junction, MarylandThe ideal candidate brings strong analytical skills, hands‑on network administration experience, and the ability to translate mission needs into reliable, scalable network solutions. We are seeking a Network Engineer to support the full lifecycle of enterprise network operations—from design and implementation to maintenance, troubleshooting, and modernization.
Top Secret | Systems Network Engineer (DoS) ConcerasTop Secret | Systems Network Engineer (DoS)DCFull timeRequired Education & Experience: Bachelor’s degree in computer science, computer engineering, or a related discipline and at least 5 years of relevant experience; or a master’s degree and at least 3 years of experience. Familiarity with the Department of State environment, including data and voice networks, IT security systems, policies, and procedures; knowledge of Foreign Affairs Handbooks (FAHs) and Foreign Affairs Manuals (FAMs).
Referral Network Engineer - DHA Ne&S ASRC Federal Holding CompanyReferral Network Engineer - DHA Ne&Sarlington, VAUses diagnostic utilities to identify and isolate problems encountered on different mediums and network protocols, gather latency statistics and find specific network bottlenecks, evaluate problems and implement fix actions through device reconfiguration or replacement depending on the circumstances. Possess experience in routed, switched and shared LAN environments that operate such items as current supported versions of Microsoft OS, Windows Active Directory, UNIX and OpenVMS and employ routers, switches, and terminal servers as well as various local and long-haul WAN connectivity.
Network Solutions Engineer CACI International Inc.Network Solutions EngineerReston, VA$105,100–$231,100 / yearServing as a technical expert on established and ad-hoc project teams providing technical direction, interpretation, and alternatives on existing and new services to meet both architectural and operational needs. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Network Engineer L2 Jovian ConceptsNetwork Engineer L2Annapolis Junction, Annapolis JunctionIn lieu of a Masterâs degree, a Bachelorâs degree from an accredited college or university in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and an additional two (2) years of relevant professional experience providing Network Engineering support for a total of eight (8) years. Performs engineering analysis of telecommunications alternatives in support of strategic modernization efforts and telecommunications enhancement design for medium and large-scale telecommunication infrastructures.
PS_Network Engineer (SNR) Scott 1219 Ampcus IncorporatedPS_Network Engineer (SNR) Scott 1219Chantilly, VARemoteRole Overview: As a Network Engineer within the Professional Services team, you will be responsible for executing complex network migrations and configuration changes for enterprise-level clients. Infrastructure Updates: Execute migrations for Client WAN connections, including NAT space updates, VPN head-end transitions, and MPLS device configurations.
Senior IT Systems/Network Engineer - Fort Belvoir, VA OBXtek Inc.Senior IT Systems/Network Engineer - Fort Belvoir, VAFort Belvoir, VirginiaFull timeLead efforts collaboratively with developers, designers, product owners, and partner organizations to rapidly develop prototype technical software and hardware solutions. Major Duties and Responsibilities: Provide technical reviews of engineering design and implementation plans of network infrastructure modernization projects to ensure compliance with established network architecture.
Senior Manager, Network Engineering Peraton IncSenior Manager, Network EngineeringWashington, DC$135,000–$216,000 / yearThe ideal candidate will drive network modernization initiatives, maintain secure communications for senior executive leadership, and ensure continuous operational readiness of classified networks supporting national security missions. Lead network modernization efforts including full lifecycle management of network assets-from site surveys and facility layout optimization to rack builds, hardware integration, and decommissioning of end-of-life equipment.
Network & Systems Engineer - TS/SCI with Polygraph General Dynamics Information TechnologyNetwork & Systems Engineer - TS/SCI with PolygraphChantilly, VirginiaTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. Bachelor’s Degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.
NewPrincipal Network Engineer W/Top Secret Clearance TekSynap CorpPrincipal Network Engineer W/Top Secret ClearanceFort Belvoir, VA$160,000–$250,000 / yearTechnology moving at the speed of thought" embodies these principles - the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers. The salary range displayed is an estimate and will be determined on several factors regarding the individual's particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements.
Network Engineer Omm IT SolutionsNetwork EngineerWashington, WashingtonHands-on configuration, optimization, and troubleshooting for the Internet backbones, network fabric, data center interconnections, and remote access, which are traversing multiple platforms including on-premises and in the cloud, routing and switching, hardware and software, load-balancing VPN appliances, Wireless controller systems, Access points, and telecom equipment. Bachelor's degree in an IT-related field with minimum six (6) years of experience configuring and administering network technologies such as Cisco, managing site-to-site IPSEC connections to minimize and eliminate network downtime for mission critical applications.
NewInsider Threat Program Senior Network Engineer Abile Group, Inc.Insider Threat Program Senior Network EngineerLorton, VirginiaAbile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. With significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities.