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.
SIGINT Analyst - RF and EW
Company: Leidos
Location: San Antonio, TX
Posted Dec 24, 2024
Leidos Defense Systems is looking for a skilled SIGINT Analyst to join their diverse team in San Antonio. The role involves operating SIGINT and RF equipment to replicate adversary-specific threat methodologies, conducting field assessments, and providing full mission profile analysis. The team analyzes vulnerabilities in DoD systems, stressing them to the breaking point in lab and test range environments. The ideal candidate should have 10 years of experience in SIGINT analysis, hands-on experience with associated equipment, and competent technical writing skills. Preferred qualifications include experience with software defined radio, Linux, and an active Top Secret Clearance.
Electrical Hardware Design Engineer
Company: Leidos
Location: Huntsville, AL
Posted Dec 24, 2024
Leidos Defense Sector is looking for a skilled Electrical Design Engineer to join their team in Huntsville, AL. The ideal candidate will work on advanced electrical system designs, particularly for the Enduring Shield ground based force protection system. They should have a Bachelor's degree in Electrical Engineering or related field, 8+ years of engineering experience, and experience in high speed and mixed signal schematic design. The role involves system level electrical design, parts selection, and collaboration with multi-disciplinary teams. The candidate must be a US Citizen with a Secret Clearance or eligibility to obtain one.
Systems Engineer
Company: Leidos
Location: Reston, VA
Posted Dec 24, 2024
Leidos' Multi-Domain Solutions Division is seeking a Secret cleared Systems Engineer for a role supporting the Advanced Battle Management System's (ABMS) Digital Infrastructure (DI) Network Manager program. The role involves managing the design, development, integration, validation, operation, and maintenance of current and new features and capabilities on the DI Network. The candidate will support the Department of Air Force (DAF) in a top modernization priority, ABMS, which will be the backbone of a network-centric approach to battle management in partnership with all services across the Department of Defense. Key responsibilities include supporting a System of Systems digital engineering approach, developing baseline architecture models, maintaining configuration management, and facilitating technical and programmatic information exchange. The ideal candidate will possess a Secret clearance with the ability to obtain and maintain a TS/SCI clearance, a BS or Master's degree with relevant experience, and demonstrable knowledge in Systems Engineering modeling tools. Familiarity with Cloud and Edge Computing, Networks, Tactical Communications, Data Management, Systems Engineering, Cybersecurity, and C4ISR systems integration is preferred. The role offers a competitive pay range of $104,650.00 - $189,175.00.
RMF Supply Chain Risk Management Specialist (Mid-Level)
Company: Leidos
Location: Clarksburg, WV
Posted Dec 24, 2024
Leidos Digital Modernization Sector is seeking a mid-level RMF Supply Chain Risk Management Specialist for a NOAA contract. The role involves comprehensive risk assessments, implementing security controls, monitoring supplier compliance, and vendor management. Required skills include expertise in RMF, cybersecurity principles, and vendor management. Relevant certifications like CISSP, CISA, or CISM are preferred. The position offers a pay range of $85,150.00 - $153,925.00 and is based in Fairmont, WV or Boulder, CO.
Software Developer
Company: Leidos
Location: Huntsville, AL
Posted Dec 24, 2024
Leidos Defense Systems is looking for a skilled Software Developer to join their team. The role involves high-level software development functions, collaboration with experts, and application of Agile methodologies. The ideal candidate should have a Bachelor's or Master's degree with relevant experience, strong communication skills, and be a US Citizen with a Final Secret Clearance. Preferred qualifications include experience in Agile development methodologies, scripting with OO programming languages, and relevant DoD or Industry work experience.
Special Access Program (SAP) Security Manager
Company: Leidos
Location: Kapolei, HI
Posted Dec 24, 2024
The Leidos National Security Sector is hiring a Security Manager at Joint Base Pearl Harbor-Hickam (JBPHH) HI. The position requires SAP access, Top Secret Control Officer duties, and personnel security administration. The job offers opportunities for technical skill development, career advancement, and internal position mobility.
Systems Administrator IV - HPC
Company: Leidos
Location: Salt Lake City, UT
Posted Dec 24, 2024
Leidos' Digital Modernization Sector is seeking an experienced System Administrator - IV HPC for a strategic High-Performance Computing (HPC) program. The ideal candidate must possess a TS/SCI clearance, a bachelor's degree in computer science or related field, and 10 years of system administration experience. Alternatively, 5 years of computer science work can be substituted for the degree. Experience with UNIX, NT, and various hardware, operating systems, and software packages is required. The candidate must also have IAT Level II Certification and experience with specific HPC tools and filesystems. The position offers a competitive pay range of $134,550.00 - $243,225.00.
Logistics/Property Lead
Company: Leidos
Location: Chantilly, VA
Posted Dec 24, 2024
Leidos is hiring for a Logistics/Property Lead position in Chantilly, VA. The role involves managing and accounting for government property, ensuring audit readiness, and overseeing IT systems. Responsibilities include storage, transportation, and property movement management, as well as end-of-life disposal. The ideal candidate should have a Bachelor's degree and 8+ years of relevant experience, or a Master's degree and 6+ years of experience. A TS/SCI with Poly clearance is required. Experience with government logistics and supply chain operations is preferred.
Quality Assurance Engineer
Company: Leidos
Location: Alexandria, VA
Posted Dec 24, 2024
Leidos' Multi Domain Solutions Division is seeking a Quality Assurance Engineer to support a program with the Air Force Life Cycle Management Center. The role involves ensuring the delivery of high-quality IT and support services, adhering to DoD standards and regulations. Key responsibilities include developing and executing test plans, ensuring compliance with SLAs and SLOs, identifying and mitigating risks, reviewing solutions against CMMI criteria, and collaborating with cross-functional teams. The ideal candidate should have a US citizenship, Top Secret clearance, and relevant education and experience. Familiarity with DoD compliance standards, security protocols, and software development methodologies is required. Preferred qualifications include advanced knowledge of DoD security frameworks, RMF, cloud environments, and software quality metrics.
Network Engineer Manager
Company: Leidos
Location: Fort Meade, MD
Posted Dec 24, 2024
Leidos is seeking a Layer-1 Cabling Manager for the Defense Enclave Services (DES) contract, which aims to modernize Defense Agencies' networks. The role involves monitoring network infrastructure, ensuring minimal downtime, and maintaining security. Required qualifications include a Bachelor's degree, 5+ years of relevant experience, and strong knowledge of Layer-1 network technologies. Preferred qualifications include certifications like CCNA, CCNP, or CCIE, and experience with network automation tools.
Software Engineer
Company: Leidos
Location: Gambrills, MD
Posted Dec 24, 2024
The Digital Modernization Sector is offering a Software Developer position for the Global Solutions Management - Operations II (GSM-O II) contract at DISA. The role involves developing automated CI/CD pipelines, creating automated tests, assisting with Kafka and Elastic clusters, configuring applications for DoD security standards, and working with an Agile team. The position is primarily remote but requires living within commuting distance to Scott AFB, IL or Ft. Meade, MD for on-site support. The ideal candidate should be a US Citizen with a relevant technical degree and experience in Agile environments, distributed version control, and Atlassian tools. Knowledge of Python, Java, SQL, and cloud environments (AWS preferred) is beneficial. Strong communication and leadership skills are required.
HPC Technical Expert / Functional Expert
Company: Leidos
Location: Annapolis Junction, MD
Posted Dec 24, 2024
Leidos is seeking an experienced HPC Technical Expert/Functional Expert for a new customer on a strategic High-Performance Computing (HPC) program. The ideal candidate will have excellent analytical and problem-solving skills, flexibility, good judgment, and the ability to work within a team. They must possess a TS/SCI clearance with appropriate poly, and have at least eight years in a large and complex IT environment providing industry and government recognized functional expertise.