Endpoint Engineer LeidosEndpoint EngineerBowie, MD$87,100–$157,450Ensure proper OS images are deployed to all endpoint devises, test and manage software updates, ensure appropriate and enforce security policies (EDR/AV), and automate workflows to ensure stable, compliant, and efficient computing environments for endpoint migrations. The Defense Enclave Services contract will unify the DoD Fourth Estate Defense Agencies and Field Activities’ (DAFAs) common use information technology systems, personnel, functions, and program elements under the direction of DISA’s Fourth Estate Network Optimization program office.
NewField Engineer LeidosField EngineerAlexandria, VA$92,300–$166,850 / yearIn this role you will support the Advanced Battle Management System (ABMS) Digital Infrastructure (DI) Processing Node (PN) team to design and implement solutions that can be delivered at speed, scale, and with the necessary security to deliver operational advantages to the joint warfighter. This is an exciting opportunity to bring your experience to support all-domain large-scale weapon systems, Information Technology Systems, and Command and Control Systems to realize the Department of Defense Joint All-Domain Command and Control (JADC2).
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.
Cloud Engineer LeidosCloud EngineerArlington, VA$87,100–$157,450If 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. June 25, 2026For 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.
Lead Systems Integration Engineer LeidosLead Systems Integration EngineerGlenwood, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 3, 2026For 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.
Enterprise Architect/Systems Engineer LeidosEnterprise Architect/Systems EngineerBethesda, MD$131,300–$237,350Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. 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.
Systems Integration Engineer LeidosSystems Integration EngineerMount Airy, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 25, 2026For 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.
Cloud Architect / Engineer LeidosCloud Architect / EngineerWashington, DC$131,300–$237,350Proven expertise with Generative AI infrastructure, including: Production-ready Retrieval-Augmented Generation (RAG) pipelines, Scalable vector databases (e.g., Pinecone, Weaviate, Milvus, FAISS, or managed services) with indexing, clustering, and optimized retrieval, GPU/TPU compute clusters, managed container orchestration (Kubernetes/EKS/AKS/GKE), and auto-scaling for large language model (LLM) workloads. Demonstrated experience implementing enterprise security and compliance frameworks (SOC 2, ISO 27001, HIPAA, PCI-DSS, CMMC, FedRAMP, etc.), including encryption, threat monitoring, and zero-trust architectures.
Active Directory Architect / Engineer LeidosActive Directory Architect / EngineerSilver Spring, MD$131,300–$237,350Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions). Deep expertise in designing, deploying, upgrading, and administering Microsoft Active Directory Domain Services (AD DS), including domain controllers, multi-domain/forest architectures, trusts, replication topologies, Group Policy Objects (GPOs), OU design, and security baselines.
Lead Systems Engineer LeidosLead Systems EngineerWashington, DC$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. June 22, 2026For 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.
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.
CISCO Network Engineer - FS Poly stanleyreidCISCO Network Engineer - FS PolyAnnapolis Junction, MarylandRenowned for their deep technical expertise, our client brings together comprehensive capabilities across all aspects of CNO, embedded development, reverse engineering, SIGINT analysis, testing, penetration testing, network engineering, and program management. Their robust, extensive contract portfolio allows their team to have direct involvement in challenging, mission-critical work across Maryland and Virginia, including their own PRIME contract.
Network Engineer (Palo Alto) Edgewater Federal Solutions, Inc.Network Engineer (Palo Alto)Washington, Washington, DC$120,000–$128,000 / yearFull timeEdgewater Federal Solutions is ISO 9001, 20000-1, 270001 certified, appraised at CMMI Level 3 Maturity for Development and Services, and has been named in the Top Workplaces in the Greater Washington Area Companies since 2018. . The Network Engineer works to maintain network reliability, resolve issues promptly, and collaborate with other IT teams to ensure that networking systems support the organization's operational needs.
NewMid-Level Network Engineer - Secret or Top-Secret IBSS CorporationMid-Level Network Engineer - Secret or Top-SecretWashington, DC$115,000–$140,000 / yearThe Mid-Level Network Engineer works alongside the Senior Network Engineer and Network Engineer/Architect to design, troubleshoot, and maintain reliable, high-performing, and secure network connectivity across the customer's Washington, DC and Boulder, CO locations, ensuring compliance with federal network security requirements throughout. Administer, configure, maintain, and troubleshoot Palo Alto Networks firewall infrastructure, including OS/software upgrades, security policies, routing, access control lists (ACLs), NAT, VPNs (including GlobalProtect), security profiles, and logging.
DOD Secret-- Jr.- SR.Cisco Network Engineer - CCNP Routing / CCNP Security Associates SystemsDOD Secret-- Jr.- SR.Cisco Network Engineer - CCNP Routing / CCNP SecurityMarylandBachelor’s degree in information technology, computer science, or an equivalent technical degree from an accredited college or university. Required IAT Level II, IAT Level III preferred - CCNP Routing or CCNP Security.
NewNetwork Engineer Level 1 - (Cisco, TCP/IP, Virtualization) AkinaNetwork Engineer Level 1 - (Cisco, TCP/IP, Virtualization)Annapolis Junction, MarylandCisco IOS, CatOS, NxOS, filter and access control, Ciscoworks, TACACS+, ASA, FWSM, HP Openview, Cisco routers, Cisco Switches, F5/Cisco load balancers, Infiniband, Juniper, FiberChannel (FC) SAN, and VPN (IPSEC). Must have datacenter network design and architecture experience to include installation and configuration of Cisco routers, switches, firewalls, and IPSEC virtual private networks.
Network Engineer Level 2 GRVTYNetwork Engineer Level 2Fort Meade, MD$130,000–$140,000 / yearCisco IOS, CatOS, NxOS, filter and access control, Ciscoworks, TACACS+, ASA, FWSM, HP Openview, Cisco routers, Cisco Switches, F5/Cisco load balancers, Infiniband, Juniper, FiberChannel (FC) SAN, and VPN (IPSEC). We are seeking a Network Engineer for a funded role to provide Network Communication services to enhance and complement High Performance Computing (HPC) sustainment capabilities.
Network Engineer Level 3 GRVTYNetwork Engineer Level 3Fort Meade, MD$161,000–$171,000 / yearCisco IOS, CatOS, NxOS, filter and access control, Ciscoworks, TACACS+, ASA, FWSM, HP Openview, Cisco routers, Cisco Switches, F5/Cisco load balancers, Infiniband, Juniper, FiberChannel (FC) SAN, and VPN (IPSEC). We are seeking a Network Engineer for a funded role to provide Network Communication services to enhance and complement High Performance Computing (HPC) sustainment capabilities.
Senior Network Engineer - Corporate Enterprise Network (WAN) AGE SolutionsSenior Network Engineer - Corporate Enterprise Network (WAN)Alexandria, VAProvide SME engineering services to design, configure, test, implement, and sustain STIG-compliant network and security architectures, including NAC (802.1x), reverse proxy and load balancing, web filtering, DNS/DHCP/IPAM, VPN, wireless/IDS, VDI support, VoIP/VTC/streaming, Check Point firewalls and MDM, NMS tool suites, MPLS architecture, SATCOM support, and DR/COOP planning; perform Tier IV troubleshooting and produce required technical documentation (ECRs, ITRs, NSOs, AARs, test plans/reports, and as-built diagrams). Provide Cloud-certified SME engineering support for on-premises to Cloud migrations, coordinating with CSPs (e.g., Azure, AWS, Oracle, Google Cloud, MilCloud2) and facilitating integration with Secure Cloud Computing Architecture (SCCA) BCAP in multi-cloud environments.
NewMid-Sr. Network Engineer TS/SCI Poly Leidos Holdings IncMid-Sr. Network Engineer TS/SCI PolyAnnapolis Junction, MD$92,300–$166,850 / yearWe are using Behavior Driven Development (BDD) and test automation tools alongside a full suite of team collaboration tools in providing system engineering, development, test, integration and operational support for a program that is injecting new technology and adding advanced capabilities, while continuing to support an on-going mission and operational system. Job Summary: Leidos is looking for a Mid-Senior Level Network Engineer to join a highly performing agile team using the Scaled Agile Framework (SAFe) methodology to support a large, complex, fast-paced program.