NewNetwork Administrator Inserso CorporationNetwork AdministratorWashington, DC$70,000–$90,000 / yearMust maintain a state of travel readiness required to take prompt action on support requests which may require local and/or overnight travel to Government locations (Local short notice travel to customer sites is common, extended overnight and air travel is typically less than 5% per year). The Network Administrator reports to a Team Lead and provides IT Field Operations (ITFO) support for 24x7 LANs and associated applications, peripherals, connectivity, and end-users in a Service Desk supported Tier II environment.
Senior Network Engineer LeidosSenior Network EngineerAccokeek, MD$107,900–$195,050The Senior Systems Engineer will provide technical leadership and support in the areas of IT planning, solution specification/design, implementation and target architecture development for the AFNCR Consolidated Communication Center (CCC). If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Network Support Technician Inserso CorporationNetwork Support TechnicianAlexandria, VAMust maintain a state of travel readiness required to take prompt action on support requests which may require local and/or overnight travel to Government locations (Local short notice travel to customer sites is common, extended overnight and air travel is typically less than 5% per year). The Network Support Technician reports to an Area Technical Lead and provides IT Field Operations (ITFO) support for 24x7 LANs and associated applications, peripherals, connectivity, and end-users in a Service Desk supported Tier II environment.
Systems Network Administrator I/Service Desk Support LeidosSystems Network Administrator I/Service Desk SupportLaurel, MD$59,150–$106,925 / yearOur team is at the cutting edge of Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and advanced analytics —delivering solutions that directly support critical national security missions. You’ll also provide hands-on support to users both at headquarters and across the enterprise—delivering excellent customer service while managing multiple priorities.
Senior System/Network Administrator – Systems Integration LeidosSenior System/Network Administrator – Systems IntegrationLaurel, MarylandYou will administer Linux, UNIX, and Windows environments; build and maintain virtual and storage environments; configure network components; resolve complex technical problems; and support reliable day-to-day infrastructure operations. August 24, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Systems Engineer LeidosSystems EngineerTemple Hills, MD$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. • The candidate should be a proactive leader and team player with strong communication, management, analytical, and problem solving skills; proven ability to thrive in environments that constantly embraces new technology.
NewSenior Network Administrator (Secret Clearance #26-156) Strategic Analysis, Inc.Senior Network Administrator (Secret Clearance #26-156)Arlington, VA$120,000–$135,000 / yearAzure AD/Entra ID identity services, including MFA, Conditional Access, SSO, and Azure AD Connect.·Configure and maintain Intune/Endpoint Manager for device compliance, configuration profiles, and Autopilot deployments.·Implement and maintain network and cloud security policies, including firewall rules, DLP, Defender for Office 365, and Zero Trust principles.·Monitor network and system performance using tools such as, PRTG, or; respond to alerts and outages.·Perform root_cause analysis and resolve escalated technical issues across both cloud and on_prem environments.·Support disaster recovery planning, backups, and failover testing.·Maintain accurate documentation including network diagrams, configuration records, and SOPs.·Participate in infrastructure upgrades, cloud migrations, and modernization initiatives.·Collaborate with IT team members to support end users and escalate issues when necessary. This role is responsible for ensuring high availability, security, compliance, and performance across all enterprise systems by managing the physical network systems (switches, firewalls, servers, etc.) as well as Microsoft 365 (Azure AD/Entra ID, Intune, etc.).
Network Engineer - TS/SCI w/ Poly GD Information TechnologyNetwork Engineer - TS/SCI w/ PolyMcLean, VirginiaManage and allocate network installation and engineering tasks, configure and maintain communications systems, familiarity with implementation of LAN and WAN equipment including firewalls, servers, workstations, routers, switches, hubs, storage devices, A/V equipment and equipment racks. Candidate should be able to define internal and external customer IT infrastructure architecture needs and then design solutions to meet those needs to include: capacity planning, systems configuration and tuning, monitoring backups, and installations of hardware and software.
Network Engineer Castalia SystemsNetwork EngineerArlington, VA$125,000–$135,000 / yearBS Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering or related degree; or HS Diploma and 7+ years network administration, network engineering or systems administration experience. Castalia Systems is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution.
Digital Network Exploitation Analyst (DNEA) 1-3 Weeghman & Briggs LLCDigital Network Exploitation Analyst (DNEA) 1-3Jessup, MD$116,333–$196,000 / yearFull timeDigital Network Exploitation Analyst 1-3Location: Annapolis Junction, MD | Onsite Clearance Required: TS/SCI with Polygraph Employment Type: Full-Time Salary Range: $116,333 - $196,000Join a Growing Team at Weeghman & BriggsWeeghman & Briggs is seeking a motivated and mission-driven Digital Network Exploitation Analyst (DNEA) support critical government initiatives in Annapolis Junction, MD.Founded in 2016 by Anthony Jordan, Weeghman & Briggs specializes in delivering high-impact analytical services to Government Agencies and private organizations. Completion of military training in a relevant area such as JCAC (Joint Cyber Analysis Course) may be considered towards the relevant experience requirement (i.e., 24-week JCAC course may count as 6 months of experience).Active TS/SCI with polygraphSpecific labor category determined by years of experience + educational degrees.
VDOT - Network Admin 4 - PHONE/IN PERSON IVS - 100% ONSITE in NOVA Nleague Services IncVDOT - Network Admin 4 - PHONE/IN PERSON IVS - 100% ONSITE in NOVAFairfax, Virginia$57.92 / hourContractorRequires experience, creativity and multi-tasking to independently and collaboratively achieve department service and support objectives for the Transportation Operations Center. 1-2 years of experience in the field or related subject matter area.
C2 - Integrator (Network Communications 3) HII Mission Technologies DivisionC2 - Integrator (Network Communications 3)Quantico, VA$94,352–$130,000 / yearAssist the Mission Coordinator in working with the Marine Enterprise Training Network (MTEN) and Navy Continuous Training Environment (NCTE) local and remote operators and engineers, and external Joint Live Virtual Constructive (JLVC) teams to coordinate and plan systems and personnel support for events. The C2 Systems Integrator works onsite at the Marine Corps Base Quantico, Virginia supporting Naval Surface Warfare Center- Corona (NSWC-Corona) in providing LVC training for US Marin Corps and reports directly to the LVC Mission Coordinator.
SATCOM Network Engineer Science Applications International CorpSATCOM Network EngineerChantilly, VAThe role involves performing vulnerability assessments, maintaining configuration records, developing technical and program management documentation, and ensuring end‑to‑end system readiness while collaborating closely with government and commercial stakeholders. In this role you will support mission-focused operations by applying expertise in RF communications, IP networking, and information security to configure, troubleshoot, and secure satellite and ground-segment systems.
Linux Systems Administrator TS/SCI POLY ParsonsLinux Systems Administrator TS/SCI POLYCentreville, VirginiaWe promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Education: Bachelor’s degree in a technology-related discipline and a minimum of 8 years of professional experience (additional years of experience in lieu of degree will be considered).
Network Engineer VTG.Network EngineerMcLean, VAThe ideal candidate will have strong expertise in routing, switching, network security, and troubleshooting, with a focus on ensuring high availability, performance, and security across the organization's network environment. We are seeking a skilled Network Engineer with at least 5 years of experience designing, implementing, and supporting enterprise network infrastructure.
Digital Network Exploitation Analyst (DNEA), Senior Associate TS/SCI w/poly Peraton IncDigital Network Exploitation Analyst (DNEA), Senior Associate TS/SCI w/polyFort Meade, MD$86,000–$138,000 / yearBackground in one or more of the following: systems design, software/hardware engineering, cybersecurity, network security, vulnerability analysis, penetration testing, digital forensics, or network administration. Join a team of elite professionals developing next-generation cybersecurity and intelligence solutions that safeguard our nation's most vital networks.
Network Operations Lead Computer World ServicesNetwork Operations LeadAshburn, VirginiaThe Network Operations Lead leads the NOC operational teams responsible for maintaining continuous network availability, performance, and reliability across the CBP enterprise, which includes services provided across geographically dispersed sites. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact Human Resources at [email protected] We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses.
Network Engineering, Advisor Peraton IncNetwork Engineering, AdvisorLandover, MD$135,000–$216,000 / yearThis program delivers full life-cycle engineering support for all system elements including Development (hardware, software and networking), Systems and Security Engineering (Integration, Testing and Deployment), Sustainment (Logistics, and Field Support), Network Operations Center (NOC)/Help Desk, and training support for the user community. Conduct cost/benefit analysis and provide specific detailed information to the customer for hardware and software selection, implementation techniques and tools for the most efficient solution to meet program mission needs, including present and future capacity requirements.
Network Operations Lead Computer World Services CorpNetwork Operations LeadAshburn, VA$130,000–$210,000 / yearThe Network Operations Lead leads the NOC operational teams responsible for maintaining continuous network availability, performance, and reliability across the CBP enterprise, which includes services provided across geographically dispersed sites. CWS seeks a Network Operations Lead to lead the U.S. Customs and Border Protection's (CBP) Network Operations Center (NOC) contract operational teams.
Optical Network Test Engineer Quadrant IncOptical Network Test EngineerFt. Meade, MDAnalyze new/old optical transport equipment functionality and interoperability amongst various transport networks (Optical Transport Networks (OTN), Synchronous Optical Network (SONET), Ethernet) and cryptographic equipment. Tier III Support: Work with DISA Tier II optical engineers to identify, track, and develop solutions to complex network problems.