Network Engineer SME - TS/SCI w/Polygraph General Dynamics Information TechnologyNetwork Engineer SME - TS/SCI w/PolygraphHerndon, 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 - TS/SCI w/ Poly General Dynamics 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-Vienna, VA Georgia Tek SystemsNetwork Engineer-Vienna, VAVienna, VAAbility and willingness to grow skillset for SD-WAN and related technologies such as Cloud Interconnect and Cloud Security services for deployment and traffic flow engineering. Maximizes network performance, troubleshoots network problems and outages, scheduling upgrades and collaborating with network architects on network optimization.
Cybersecurity Engineer SME LeidosCybersecurity Engineer SMEBethesda, MarylandExperience applying system security engineering principles in areas such as system security design, lifecycle engineering, authentication and authorization mechanisms, cryptography, intrusion detection, contingency planning, incident handling, auditing, configuration management, and change control. Experience with cybersecurity tools such as Rapid7, Tenable/Nessus, HBSS/Trellix, SonarQube, or endpoint detection and response (EDR) platforms, as well as using STIG viewers and compliance tools to assess systems against established security configuration baselines.
NewLead Software Engineer, Full Stack (Cloud Security for Multi Cloud) (Cloud Operations Resilience Engineering) Capital OneLead Software Engineer, Full Stack (Cloud Security for Multi Cloud) (Cloud Operations Resilience Engineering)McLean, VirginiaShare your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community . Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full stack systems to create solutions that help meet regulatory needs for the company .
Senior IT Systems Engineer N4 SolutionsSenior IT Systems EngineerGreenbelt, MarylandN4 Solutions, LLC offers our public and private sector clients the collective intellectual knowledge, expertise, and experience of our company and associates to help our customers evaluate, collaborate, innovate, and create business, technology, and scientific solutions that enable them to accomplish their mission and achieve organizational objectives. Networking & Infrastructure Apply expertise in LAN, wireless, and cloud networking technologies to implement and troubleshoot solutions.
Network Engineer Leidos Holdings Inc.Network EngineerWashington, DC$92,300–$166,850 / yearThe successful candidate will be responsible for managing the agencies' local area network (LAN) and Wi-Fi, maintaining and upgrading network infrastructure, including wired and wireless access points, Zscaler Client-Connector end-user host clients, and Zscaler App-Connector instances, managing and configuring Zscaler Zero-Trust access policies, and providing security upgrades. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Network Firewall Engineer CACINetwork Firewall EngineerSterling, VirginiaPay 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. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
Insider Threat Program Senior Network Engineer Leidos Holdings Inc.Insider Threat Program Senior Network EngineerLorton, VA$139,100–$251,450 / yearThe ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlation which in turn help address and eliminate potential threat actors from compromising the DHS mission in safeguarding the homeland. The Digital Modernization Sector at Leidos currently has an opening for a Senior Network Engineer supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP).
Cisco Network Engineer Institute for Defense AnalysesCisco Network EngineerBowie, MD$100,556–$160,890 / yearMinimum Requirements/Qualifications: Bachelor of Science degree in Computer Science or related field coupled with six years minimum experience in Information Technology, which includes at least three years in network administration OR high school diploma with eight years minimum experience in Information Technology, which includes at least four years in network administration. Experience with switch image/code updates, backup/restore of configurations, VLAN configuration to include 802.1Q, configuring and troubleshooting Access Control Lists strongly preferred.
Senior Information Security Engineer, Offensive Security GrvtySenior Information Security Engineer, Offensive SecuritySterling, Virginia$175,000–$260,000 / yearSeeking experienced offensive security professionals to conduct security assessments, red team operations, and network exploitation activities in support of client security requirements. Pay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.
Security Operations Lead Accenture Federal ServicesSecurity Operations LeadWashington, DCThe pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is: $126,300—$243,100 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland .
Endpoint Security Architect Shield Consulting SolutionsEndpoint Security ArchitectAnnapolis Junction, MD$240,000–$250,000 / yearThis critical role bridges high-level systems architecture with operational defense capabilities, ensuring total endpoint visibility, robust threat containment, and resilient configuration management across all enterprise and mission-critical assets to defend national security infrastructure against sophisticated cyber threats. Operating in a highly classified, multi-domain infrastructure, the successful candidate will drive the strategic architectural design, end-to-end integration, deployment, and optimization of premier endpoint security platforms, specifically Microsoft Defender for Endpoint (MDE) and Trellix HX.
Endpoint Security Architect (Annapolis Junction, MD) Shield Consulting SolutionsEndpoint Security Architect (Annapolis Junction, MD)Annapolis Junction, MD$240,000–$250,000 / yearThis critical role bridges high-level systems architecture with operational defense capabilities, ensuring total endpoint visibility, robust threat containment, and resilient configuration management across all enterprise and mission-critical assets to defend national security infrastructure against sophisticated cyber threats. Operating in a highly classified, multi-domain infrastructure, the successful candidate will drive the strategic architectural design, end-to-end integration, deployment, and optimization of premier endpoint security platforms, specifically Microsoft Defender for Endpoint (MDE) and Trellix HX.
Project Network Engineer LeidosProject Network EngineerCamp Springs, MarylandDuties include providing specifications for network architecture design, evaluate and perform assessments of current infrastructure to ensure solution meets customer requirements, conduct proof of concepts and/or recommend hardware/software purchases in support of new technologies on ways to improve the environment. August 2, 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.
Security Engineer Data Protection & Email Security ConsultNetSecurity Engineer Data Protection & Email SecurityRockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. We are seeking an experienced Security Engineer to design, implement, and maintain security controls that protect enterprise systems and sensitive data.
NewSenior Systems/ Infrastructure Engineer AmentumSenior Systems/ Infrastructure EngineerMcLean, Virginia$140,000–$160,000 / yearEnterprise Backup and Recovery: Candidate must have advanced experience with enterprise backup and disaster recovery solutions with the design, configuration, scheduling, validation, and restore/recovery for both physical & virtual machines and application software (Exchange, SQL) Candidate must be capable of ensuring critical systems are properly backed up, recoverable, and tested in accordance with organizational requirements. Cisco Networking and General Networking : Candidate must have high-level networking experience with strong Cisco administration skills with network segmentation, VLANs, VPN, ACLs, routing/switching, port security, and firewalls.
NewSr. Telecomm Network Administrator TEKsystemsSr. Telecomm Network AdministratorAnnapolis, MD$60–$75 / hourYou will design (More optimization as the design is already completed), implement, and maintain network operations across Etherstack's global offices and cloud deployments, with a strong DevOps mindset — automating workflows, managing infrastructure as code, and building repeatable, resilient processes. The North American group has consistently grown through various large carrier contracts (Example: AT&T FirstNet) and they are quickly approaching the deployment of new hardware/software and applications which is driving the need to add to the team.
Senior Active Directory Engineer - Active Top Secret required GD Information TechnologySenior Active Directory Engineer - Active Top Secret requiredWashingtonTo 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. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
Senior Software Engineer Accenture Federal ServicesSenior Software EngineerTysons, VAThe pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is: $157,300—$215,100 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland .