Jobs at Leidos
26,584 open positions
Leidos is a leading technology and engineering company that delivers solutions for defense, civil, and health agencies. With a focus on cyber, AI, and systems integration, Leidos helps clients protect critical infrastructure and innovate across national security and public health.
Leidos hires a wide spectrum of talent—from software engineers and data scientists to cybersecurity analysts, systems integrators, and project managers. Candidates can expect competitive benefits, continuous learning opportunities, and projects that have real‑world impact on government and commercial customers.
Checking Leidos listings on Job Transparency gives you instant access to salary ranges, employee sentiment, and market benchmarks, letting you negotiate confidently and find the best match for your career goals.
Marine Fleet Coordinator
Company: Leidos
Location: Remote
Posted Nov 07, 2024
Leidos is seeking a Marine Fleet Coordinator for a rewarding career challenge in Antarctica. The role involves overseeing and maintaining a fleet of small boats, executing maritime training and safety programs, and advising Station Management on all aspects of Marine Operations. The position requires US Citizenship, a Public Trust security clearance, and a USCG Captain's OUVP license. The candidate must have at least six years of experience as a vessel Captain or in senior engineering/systems design, with two years in small vessel systems and hulls maintenance. Deployment to Antarctica is required for six months starting late March 2025. Leidos Antarctic Support Contract supports the US Antarctic Program, providing science and logistics support for research stations and deep field sites.
Telecommunications Engineer
Company: Leidos
Location: Washington, DC
Posted Nov 07, 2024
Leidos is hiring a Telecommunications Engineer for their NISC IV program. The role involves managing and optimizing the radio frequency spectrum, ensuring compliance with regulatory requirements, and providing safe voice communication service channels. Key responsibilities include identifying and resolving technical issues related to communication networks and RFI, conducting site surveys and spectrum analysis, collaborating with cross-functional teams, and staying updated with industry trends and FCC regulations. The ideal candidate should have an active Secret security clearance, a Bachelor's degree in Telecommunications or related field, and at least 3-5 years of experience in RF engineering with a focus on RFI mitigation. Preferred qualifications include a Master's degree, professional certifications, and experience with cellular network design and satellite communications.
Senior Risk Mitigation Specialist
Company: Leidos
Location: Tampa, FL
Posted Nov 07, 2024
Leidos is seeking a Senior Risk Mitigation Specialist for a position at MacDill AFB, Tampa, FL. The role involves conducting classified and open-source research, identifying risks and threats, and developing countermeasures. The ideal candidate should have a BA/BS degree, 12 years of relevant experience, and a TS/SCI Security Clearance. They must possess extensive knowledge in Special Operations, Social Network Analysis, GEOINT, Geo-Political Analysis, and HUMINT/SIGINT Analysis. Advanced writing, communication, and Microsoft Office skills are also required. The pay range is $87,100.00 - $157,450.00.
Software Systems Engineer
Company: Leidos
Location: Huntsville, AL
Posted Nov 07, 2024
Leidos Defense Sector is looking for a Software Systems Engineer to join a multi-disciplinary team. The role involves supporting systems engineering needs throughout the software lifecycle, deriving requirements, defining architecture and interfaces, and maintaining a clear understanding of overall system functionality. The ideal candidate will have a Bachelor's degree in Systems Engineering or related field, experience with requirement database tools like DOORS or Cameo Systems Modeler, and understanding of top-down systems engineering process. They should also be able to collaborate effectively within a multi-disciplinary team and work in an Agile environment. The position is based in Huntsville, AL, and requires US Citizenship and a Secret Clearance.
Electrical Hardware Design Engineer
Company: Leidos
Location: Huntsville, AL
Posted Nov 07, 2024
Leidos Defense Sector is looking for a skilled Mid-Level Electrical Hardware Design Engineer to join their team in Huntsville, AL. The ideal candidate will have a Bachelor's degree in Electrical Engineering or related field, and 8+ years of experience. They will be responsible for high-speed and mixed-signal schematic design, system-level electrical design, parts selection, and PCB hardware design verification testing. The role involves working on the Enduring Shield ground-based force protection system and other mission-critical systems. The company offers a collaborative engineering environment and opportunities for growth.
Network Engineer
Company: Leidos
Location: Worcester, United Kingdom
Posted Nov 07, 2024
Leidos is seeking a Network Engineer with DV clearance for a role in Herefordshire. The successful candidate will support production network services, perform installations, and apply configurations. They will also need to stay updated on new technologies. Essential requirements include Cisco CCNA or CompTIA N+ certification, experience in a Network Operations Centre, and ability to explain technical concepts to non-technical stakeholders. Desirable skills include ITIL certification, experience with encryption devices, and network monitoring tools.
Lead Systems Engineer
Company: Leidos
Location: Remote
Posted Nov 07, 2024
Leidos Innovations UK Limited is seeking a Lead Systems Engineer for a high-performing team in Farnborough, with flexibility to work from home. The role involves managing day-to-day activities related to sensitive hypersonics efforts within the UK, requiring SC clearance or above. The successful candidate will work collaboratively with international business and engineering teams, applying systems engineering practices and managing engineering work packages. Leidos offers a competitive employment package, including a contributory pension scheme, private medical insurance, and flexible benefits. The company is committed to diversity and inclusion, fostering a sense of belonging and providing equal access to opportunities.
Systems Engineer
Company: Leidos
Location: Worcester, United Kingdom
Posted Nov 08, 2024
Leidos is seeking a Systems Engineer for a major program involving supplier deliveries. The role requires current or attainable DV clearance, Windows Server administration experience, and MS SQL Server Administration. Responsibilities include full lifecycle management, project delivery, and technical development of the core system. The position is based in Herefordshire with occasional travel. Leidos offers a competitive benefits package and a collaborative, flexible work environment.
Contracts Manager
Company: Leidos
Location: Hedge End, United Kingdom
Posted Nov 08, 2024
Leidos UK is seeking a Contracts Manager for the National Security and Defence area. The role involves assisting and reporting directly to the Head of Contracts / Commercial Director. Key responsibilities include leading contractual interactions with customers, managing contract change proposals, and ensuring contract compliance. The ideal candidate should have strong interpersonal and organizational skills, extensive experience in managing commercial and contractual elements of a contract change pipeline, and excellent negotiation and collaboration skills. Leidos offers a competitive employment package, including a contributory pension scheme, private medical insurance, and flexible benefits.
Network Administrator
Company: Leidos
Location: Dayton, OH
Posted Nov 07, 2024
Leidos' Digital Modernization Sector is seeking a Tier II Network Technician. The role involves supporting computer data communications systems, providing design specifications, testing, and inspections for computer networks. Key responsibilities include installing and maintaining LAN/WAN devices, resolving incidents, drafting standard network change requests, and performing configuration management functions. The ideal candidate should have 10 years of experience, compliance with DoD 8570 IAT Level 2, and be available to travel up to 20% of the time. Familiarity with CISCO/Juniper RMA process, Visio, ServiceNow, and Confluence is beneficial. The pay range is $68,900.00 - $124,550.00.
Microsoft 365 Engineer
Company: Leidos
Location: Rockville, MD
Posted Nov 07, 2024
The Health Missions Solution is currently seeking a Microsoft 365 Engineer for a role supporting the US Department of Health and Human Services (HHS) on the Next Generation IT Services (NGITS) contract. The engineer will manage all aspects of Microsoft 365 Government Community Cloud (GCC) Software as a Service (SaaS) offerings, including Entra ID/Azure AD, Exchange Online, Intune, Teams, Power Platform, Compliance and Purview, and Microsoft Defender. Key responsibilities include overseeing hybrid configuration, implementing security best practices, researching new technologies, and providing tier 3 support. The ideal candidate should have a Bachelor's degree in Computer Science or related field, extensive experience with Microsoft 365 offerings, strong MS Graph and PowerShell proficiency, and the ability to work cross-functionally with different teams.
Data Management Lead
Company: Leidos
Location: Remote
Posted Nov 07, 2024
Leidos is seeking a skilled Data Management Lead for their $4.3 billion DOD Healthcare Management System Modernization (DHMSM) program. The role involves guiding a team of Data Scientists and Architects to continually assess and improve the data quality of the Electronic Health Record (EHR) system. The candidate should have experience in Agile environments, strong knowledge in Data Modeling, Data Management, and related toolsets. They must be a US Citizen with the ability to obtain an ADP IT-II Public Trust. The role involves developing presentations, leading data science projects, and ensuring data integrity. Experience with medical data systems, DoD or Federal medical data, and Population Health Tools is highly valued.