Solution Architect / Engineer LeidosSolution Architect / EngineerCheltenham, MD$131,300–$237,350This role combines high level architectural design with deep technical implementation, requiring an individual who can define target-state architectures, build and optimize solutions, and guide modernization across hybrid and multi cloud environments. Proven hands-on experience designing and implementing solutions across hybrid/multi-cloud environments (AWS and Azure strongly preferred), on-premises data centers, virtualization platforms, and containerized workloads (e.g., Kubernetes/Docker).
M365 Engineer LeidosM365 EngineerBethesda, MD$107,900–$195,050Engineer, administer, and provide lifecycle support for Microsoft 365 (government community cloud (GCC) services including but not limited to: Entra ID (Azure AD), Exchange Online, Intune, Teams, Power Platform, Purview. Leidos Dig Mod Health IT division is seeking a skilled and collaborative M365 Engineer to support the HHS enterprise by managing all aspects of Microsoft 365 Government Community Cloud (GCC) Software as a Service (SAAS) offering.
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.
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 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.
NewSystems Administrator/Helpdesk Engineer LeidosSystems Administrator/Helpdesk EngineerGaithersburg, MD$73,450–$132,775If 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 . August 4, 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.
NewEndpoint Security as a Service (ESS) Engineer LeidosEndpoint Security as a Service (ESS) EngineerWashington, DC$92,300–$166,850If 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 30, 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.
NewSenior Virtualization/Storage Engineer LeidosSenior Virtualization/Storage EngineerFort Belvoir, VA$92,300–$166,850If 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 . Leidos is seeking an experienced Senior Virtualization and Storage Engineer to support the DTRA I3TS Infrastructure Services team to support, maintain and optimize critical mission operations across multiple geographic locations.
Refinery Inspection Engineer United States ArmyRefinery Inspection EngineerKensington, ILRequirements: Attend a 21-week paid training program to gain skills and certifications in bulk fueling systems operations, fuel system maintenance, fuel accountability, forecasting, fuel distribution, bulk fuel distribution, petroleum storage, packaged petroleum logistics, petroleum shipment, environmental regulation compliance, hazmat compliance, emergency management, technical inspections, and OSHA regulations. Your position provides an opportunity for honing technical skills by acquiring expertise in assembling refueling systems and equipment, conducting precise quality assurance checks, and efficiently managing the supply and storage of fuel from a variety of sources.
Lead AI Engineer(Agentic Test Automation) Donato Technologies IncLead AI Engineer(Agentic Test Automation)Tysons, VA$85–$92 / hourContractorMust have hands on experience building agentic workflows, automating testing using AI, and working with tools such as GitHub, Copilot, and Claude. Must Have Qualifications: Must have 5+ years of experience and a strong AI development background.
NewSafety Engineer/Coordinator - Multifamily Projects -NoVA/DC Michael Page USASafety Engineer/Coordinator - Multifamily Projects -NoVA/DCArlington, VA$80,000–$100,000 / yearFull timeJoin a highly respected general contractor as a Safety Engineer, Coordinator, or Manager supporting large-scale construction projects throughout the Northern Virginia and Washington, DC market. Known for its long-standing client relationships and strong pipeline of negotiated work, the company delivers projects from concept through completion across a variety of asset classes.
Lead Engineer AAA COMPLETE BUILDING SERVICES, INC.Lead EngineerWashington DC, DCLead Engineers provide 24/7 coverage M-F as well as on-site weekends and holidays to cover the building and ensure no equipment interruptions, acting as the technical lead in lieu of the Chief Engineer''s absence. Comprehensive knowledge of MEP systems, specialized subcontracted trades, and mission critical operating characteristics to oversee and direct daily equipment and systems operations.
Lead Engineer CBSLead EngineerWashington DC, Washington, DCFull timeLead Engineers provide 24/7 coverage M-F as well as on-site weekends and holidays to cover the building and ensure no equipment interruptions, acting as the technical lead in lieu of the Chief Engineer's absence. Why You'll Love Working With Us: Complete Building Services (CBS) is a company that is dedicated to the operation and maintenance of buildings/facilities in the commercial and government sectors.
Lead Engineer Donohoe Companies Inc., TheLead EngineerWashington DC, Washington, DCLead Engineers provide 24/7 coverage M-F as well as on-site weekends and holidays to cover the building and ensure no equipment interruptions, acting as the technical lead in lieu of the Chief Engineer's absence. Comprehensive knowledge of MEP systems, specialized subcontracted trades, and mission critical operating characteristics to oversee and direct daily equipment and systems operations.
Hypersonic Wind Tunnel Lead Engineer - REMOTE Scientific Research CorporationHypersonic Wind Tunnel Lead Engineer - REMOTEAlexandria, VirginiaRemoteFull timeWe are seeking an experienced Test Facility Lead Engineer to provide comprehensive technical oversight for the design, integration, operation, and maintenance of new and existing large-scale hypersonic ground test capabilities while providing technical leadership to ensure that once functional, the facility and its systems operate safely, reliably, and in alignment with performance requirements. Representing the government program office while attending contractor-chaired Integrated Product Team (IPT) meetings, Technical Interchange Meetings (TIMs), technical design reviews, and milestone reviews applying subject matter expertise to provide insights and communicate government questions and concerns to the contractor.
Senior Modeling & Simulation Lead Engineer Remote Scientific Research CorpSenior Modeling & Simulation Lead Engineer RemoteAlexandria, VARemoteServing as a key technical advisor during all performer-driven project reviews, including the System Requirements Review (SRR), Integrated Baseline Review (IBR), Preliminary Design Review (PDR), Critical Design Review (CDR), and Technical Interchange Meetings (TIMs), with a focus on M&S-related content. Assessing contract performer strategies for creating and maintaining the "Digital Thread," ensuring data continuity from requirements definition in Model-Based Systems Engineering (MBSE) models through design, simulation, test, and operations.
Senior Modeling & Simulation Lead Engineer - Remote Scientific Research CorporationSenior Modeling & Simulation Lead Engineer - RemoteAlexandria, VirginiaRemoteFull timeServing as a key technical advisor during all performer-driven project reviews, including the System Requirements Review (SRR), Integrated Baseline Review (IBR), Preliminary Design Review (PDR), Critical Design Review (CDR), and Technical Interchange Meetings (TIMs), with a focus on M&S-related content. Assessing contract performer strategies for creating and maintaining the "Digital Thread," ensuring data continuity from requirements definition in Model-Based Systems Engineering (MBSE) models through design, simulation, test, and operations.
Lead Engineer Building Maintenance Systems Inc (BMSI)Lead EngineerTysons Corner, VAFull timeDaily duties will include working with the property management team to perform preventive maintenance, respond to service tickets, and provide a safe environment for building tenants and visitors. Basic technology skills necessary to manage work order applications on mobile phone and learn to operate Building Automation Systems.
Lead Engineer BXPLead EngineerReston, VA$42.18–$54.66 / hourPrimary Purpose of Position: Maintain the integrity of all building systems, operate the building in an efficient manner, and perform a variety of tenant services while maintaining positive tenant relations in accordance with BXP's established operational and safety procedures. In the absence of a Chief Engineer, (i) the Building/Operations Manager and/or Property Manager will provide supervision, direction and assistance to the Lead Engineer and (ii) the Director of Engineering will provide supplemental direction and assistance to the Lead Engineer.
Lead Engineer BXP IncLead EngineerReston, VA$42.18–$54.66 / hourPrimary Purpose of Position: Maintain the integrity of all building systems, operate the building in an efficient manner, and perform a variety of tenant services while maintaining positive tenant relations in accordance with BXP''s established operational and safety procedures. In the absence of a Chief Engineer, (i) the Building/Operations Manager and/or Property Manager will provide supervision, direction and assistance to the Lead Engineer and (ii) the Director of Engineering will provide supplemental direction and assistance to the Lead Engineer.