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.
Cyber Systems Analyst
Company: Leidos
Location: Reston, VA
Posted Jan 12, 2025
Leidos is seeking a Cyber Systems Analyst to join their National Security Sector for research and development in offensive computer network vulnerability exploitation. The role involves analyzing critical infrastructure systems, developing cyberattack simulations, and collaborating with engineering teams. Required qualifications include an active TS/SCI with polygraph clearance, a bachelor's degree in a relevant field, and extensive cybersecurity experience.
Senior Modeling and Simulation (M&S) Engineer
Company: Leidos
Location: Reston, VA
Posted Jan 13, 2025
Leidos is seeking an experienced Senior Modeling and Simulation (M&S) Engineer with a healthcare background to join the Human Systems Integration division of VHA's Office of Health Informatics. The role involves participating in cross-functional teams to provide Human Factors Engineering and Human Systems Engineering Services. The engineer will support planning and performance of studies for assessments, evaluations, and analyses, focusing on usability, macro-ergonomics, human factors, and more. The ideal candidate will have a Bachelor's degree and 10 years of relevant experience, demonstrating a blend of domain knowledge, technical expertise, and problem-solving abilities. They should be proficient in programming languages and simulation software, with strong communication skills to convey findings to stakeholders. The role requires a dedicated resource providing at least 60% FTEE, with availability for team ceremonies and collaborative sessions Monday-Friday, between 7 AM ET and 6 p.m. ET.
Professional Administration Assistant
Company: Leidos
Location: Madison, WI
Posted Jan 13, 2025
Leidos is seeking a Professional Administration Assistant to support energy efficiency and renewable energy projects in the Midwest. The role involves quality control, data entry, process improvement, and general support. The company offers career growth, mentoring, and a strong work/life balance.
Engineering Technical Lead
Company: Leidos
Location: Chantilly, VA
Posted Jan 13, 2025
Leidos is hiring for an Engineering Technical Lead position for their Secure Token Service (STS). The role involves providing architectural guidance, leading the design of new technical solutions, and ensuring consistent efforts across the group. The lead will work closely with architectural personnel, design patterns, and automation to mature STS into a Zero-Trust Architecture (ZTA). Key responsibilities include overseeing the technical team, implementing new ZTA-enabling services, addressing user requirements, and supporting system policies. Required qualifications include an active TS/SCI with Polygraph, a BS degree, 12+ years of relevant experience, and expertise in ICAM delivery systems, STS technologies, and security accreditation process. Familiarity with Amazon Web Services, interface control documents, and agile project management methodologies is also required.
Inventory Management Specialist
Company: Leidos
Location: Summerville, SC
Posted Jan 13, 2025
Leidos is hiring an Inventory Management Specialist to work in their Ladson, SC facility. The role supports manufacturing and internal/external customers while performing various warehouse activities. The ideal candidate has a background in all warehouse aspects and experience with computers and stock management systems. Leidos provides automated threat detection for aviation, ports, borders, and critical infrastructure customers around the world.
Financial Services Budget Execution Analyst
Company: Leidos
Location: Chevy Chase, MD
Posted Jan 13, 2025
Leidos is seeking a Financial Services Budget Analyst- Execution (SME) for its National Security Sector. The role involves developing, executing, and monitoring budgets, ensuring optimal allocation of financial resources. Key responsibilities include analyzing financial data, overseeing budgets, spend plans, contracts, and financial commitments. The analyst will collaborate with stakeholders, foster transparency, and contribute to strategic decision-making. Required qualifications include a TS/SCI clearance, a bachelor's degree in finance or related field, and 7-10 years of government budgeting experience, with 3-5 years in the Intelligence Community.
Cyber Security Operations Lead
Company: Leidos
Location: Fort Meade, MD
Posted Jan 13, 2025
Leidos is seeking a Cyber Security Operations Lead for their Defense Enclave Services team in Fort Meade, MD. The role involves leading a team of cybersecurity operations personnel, operating and maintaining security solutions, and interfacing with information assurance personnel. The ideal candidate should have a strong IT security background, 8-12 years of experience, and a CISSP or equivalent certification. They must hold an active Secret security clearance and be a US citizen. The role involves mentoring team members, reviewing and recommending updates to security tools, and understanding federal cybersecurity guidance.
Malware Analyst
Company: Leidos
Location: Ashburn, VA
Posted Jan 13, 2025
Leidos is seeking an experienced Cyber Analyst for a highly-visible cyber security single-award IDIQ vehicle. The role involves network operations security center (NOSC) support, including monitoring, analysis, cyber threat intelligence, email analysis, forensics, incident response, and malware analysis. The ideal candidate should have a Bachelor's degree in a relevant field and at least 8 years of experience in incident detection, malware analysis, and cyber forensics. They should be proficient in tools like EnCase, Axiom, FTK, CrowdStrike Falcon, Volatility, Security Onion, Suricata, and Splunk. The role requires understanding and utilizing Threat Intel Frameworks, and experience with network ports, protocols, and security devices. The candidate must have TS/SCI clearance and be willing to potentially travel to other DHS locations. The pay range is $104,650.00 - $189,175.00.
Senior Technical SME, Enterprise Digital Experience (EDX)
Company: Leidos
Location: Reston, VA
Posted Jan 12, 2025
Leidos is looking for a Senior Technical Subject Matter Expert (SME) for their Enterprise Digital Experience (EDX) Practice Area in Reston, VA. The role involves serving as a technical authority on digital experience and end user technologies, providing deep expertise in evaluating, integrating, and implementing modern solutions. The ideal candidate should have hands-on technical mastery and practical innovation skills to guide the technical direction and ensure successful delivery of transformative digital experiences across federal government customers. The primary focus is on technical depth to ensure the EDX practice delivers innovative, practical, and secure solutions. The role requires a Master's degree with at least 15 years of experience, deep technical knowledge, and hands-on experience with various Enterprise Digital Experience domains. The candidate must also have strong analytical skills, problem-solving abilities, and a proven track record in proof-of-concept development and validation.
Military and Family Life Counselor - Kaneohe, HI
Company: Leidos
Location: Honolulu, HI
Posted Jan 13, 2025
Leidos is recruiting licensed behavioral health professionals to join their Adult Military and Family Life Counseling (MFLC) team at Marine Corp Base in Kaneohe, HI. The role involves providing non-medical counseling to service members, military family members, and eligible staff, addressing issues before they escalate. Responsibilities include face-to-face counseling, engaging in activities with military personnel, offering presentations, and promoting positivity. Benefits include no insurance filing, no progress notes, no treatment plans, an iPad for reporting, paid federal holidays, free training, license renewal reimbursement, and 401K eligibility. The job requires a Master's degree in Behavioral Health, independent practice licensure, U.S. citizenship, and clearance.
Tactical Data Link (TDL) & Ground Radio Engineer
Company: Leidos
Location: Osan, South Korea
Posted Jan 13, 2025
Leidos is seeking a Tactical Datalink and Ground Radio Engineer for a position in Osan AB, Republic of Korea. The role involves providing IT support to PACAF customers throughout the Pacific Theater, with primary responsibilities including datalink engineering support, ground radio support, and system maintenance. The ideal candidate should have a Secret clearance, DoD 8570 IAT Level II certification, and a Bachelor's degree in a relevant field. Experience with various datalink and ground radio systems, including SADL, Link-16, JREAP, Maneuver Gateway, MOJO, BATS-D, and various ground radios, is required. Preferred qualifications include completion of specific courses, extensive knowledge of certain software, and experience with network integration and protocols.
Electronic Warfare Operator
Company: Leidos
Location: Chantilly, VA
Posted Jan 13, 2025
The Electronic Warfare Operator (EWO) role involves working in a close-knit crew environment, leveraging aviation and EW experience to develop counter-threat tactics. The EWO coordinates with DoD entities for cutting-edge product development, ensuring client capabilities meet current and future objectives. A Bachelor's degree and 5+ years of aviation experience in Electronic Warfare is desired. TS/SCI clearance is required. The role involves dynamic work schedules but no overseas deployment. The pay range is $112,450.00 - $203,275.00.