Jobs at Leidos

Positions 26,589

Leidos is a global science, technology, and innovation company that partners with government agencies, defense, intelligence, and health organizations. Founded in 1969, the firm leverages advanced analytics, cybersecurity, and aerospace solutions to drive national security and public health outcomes.

Leidos hires software engineers, data scientists, cybersecurity analysts, systems architects, project managers, and field service technicians. Candidates can expect rigorous technical interviews, collaborative cross‑disciplinary teams, and opportunities to work on classified defense projects or large‑scale health data initiatives.

By browsing Leidos open positions on Job Transparency, job seekers gain immediate access to salary ranges, employee satisfaction metrics, and real‑time market benchmarks. This data empowers applicants to negotiate offers, assess fit, and compare compensation across similar roles in the tech sector.

Software Engineer

Company: Leidos

Location: Chantilly, VA

Posted Jan 22, 2025

Solution Architect Intern

Company: Leidos

Location: Reston, VA

Posted Jan 22, 2025

Transport Operations Network Security & Information Assurance Engineer

Company: Leidos

Location: Honolulu, HI

Posted Jan 22, 2025

Leidos is seeking a Network Security & Information Assurance Engineer for a position in Honolulu, HI. The role involves designing, implementing, and maintaining global network security solutions, collaborating with cross-functional teams, and ensuring the highest levels of security and operational integrity. The ideal candidate should have a B.S. degree, a minimum of 8 years of relevant experience, and an active DoD Secret security clearance. They must also possess DoD 8570.01 IAT Level III Certification and an Associate level Network Vendor Certification. The role requires extensive experience in network engineering, troubleshooting, and understanding of defense-in-depth principles.

Senior Director for Personnel Readiness

Company: Leidos

Location: Reston, VA

Posted Jan 22, 2025

Leidos Health and Civil Sector Growth Office is seeking a Senior Director for Personnel Readiness. The role is remote with travel for conferences and meetings. The candidate should have a strong background in DoD Personnel Readiness and federal policy, with a proven track record of building relationships with key stakeholders. The Senior Director will work with various teams to drive business growth and expansion within DoD, DHA, and other civilian agencies. They will provide strategic leadership, direction, and planning for all personnel readiness activities. The role involves directing and representing Leidos in the personnel readiness space, driving the expansion of Leidos' reputation, and developing and executing a comprehensive strategy for growth. The ideal candidate will have a Bachelor's degree and 15+ years of experience, or a Master's with 13+ years, in the DoD personnel space, with a strong network of relationships within DoD, DHA, and the Services.

Program Analyst

Company: Leidos

Location: Washington, DC

Posted Jan 22, 2025

Chief Engineer Intern

Company: Leidos

Location: Remote

Posted Jan 22, 2025

Leidos is seeking an intern to assist the Chief Engineer for the Department of Justice IT Portfolio. The intern will help with various tasks, including documenting root cause analyses, planning technical upgrades, and collaborating with customers. This is an exciting opportunity to gain broad exposure to technical challenges.

Principal Software Engineer

Company: Leidos

Location: Reston, VA

Posted Jan 22, 2025

Leidos is seeking a Principal Software Engineer for an immediate role. The candidate will provide Agile DevOps support to mission-critical systems, building strong systems, software, and cloud environments. They will participate in all aspects of the software development lifecycle, including scope and work estimation, architecture and design, coding, and unit testing. The role involves using Java, JavaScript, Python, SpringBoot, Hibernate, and other tools for software programming and innovation. The candidate must have extensive experience in Agile practices, Java, Spring, C2S, software development lifecycle, DevOps toolsets, software testing tools, scripting languages, Agile development environments, and commercial cloud platforms. A Bachelor's degree with 12+ years of experience or a Master's with 10+ years is required, along with US Citizenship and active TS/SCI with Polygraph. The role offers a competitive pay range of $126,100.00 - $227,950.00.

Software Engineer - TS/SCI with CI Poly

Company: Leidos

Location: Aurora, CO

Posted Jan 22, 2025

Leidos is seeking a passionate Software Engineer to work on complex problems with leading-edge technology. The team ensures accurate and reliable data integration, making a direct impact on mission-critical decisions.

Senior Site Reliability Engineer

Company: Leidos

Location: Remote

Posted Jan 22, 2025

Leidos' Multi Domain Solutions Division is seeking a Site Reliability Engineer for a US Space Force program. The role involves delivering IT and support services, ensuring mission success and adherence to DoD standards. The engineer will design, develop, and deploy systems in a hybrid Microsoft Azure environment, focusing on reliability, availability, and maintainability. Key responsibilities include developing reliability test plans, analyzing test data, managing risks, and ensuring compliance with DoD reliability standards. The ideal candidate should have a SECRET Clearance, relevant degree, and extensive experience with Microsoft Azure and DoD reliability standards. Preferred qualifications include experience with embedded systems, complex aerospace systems, and DevSecOps environments.

Substation Civil Structural Engineer

Company: Leidos

Location: Minneapolis, MN

Posted Jan 22, 2025

Senior Information Systems Security Officer

Company: Leidos

Location: Annapolis Junction, MD

Posted Jan 22, 2025

Security Technical Surveillance Countermeasures (TSCM) Program Specialist

Company: Leidos

Location: Chevy Chase, MD

Posted Jan 22, 2025

Job Description:Develop, implement, and maintain TSCM programs and capabilities.Conduct physical and technical assessments to identify vulnerabilities and recommend mitigation.Perform Technical Surveillance Countermeasures (TSCM) inspections and TEMPEST surveys.Conduct acoustic testing to determine ICD 705 waiver requirements.Research and develop policy and instruction at the agency and ICD level.

Frequently Asked Questions

What is it like to work at Leidos?
Leidos fosters a mission‑driven culture where employees collaborate across engineering, analytics, and defense domains. The company offers competitive benefits, continuous learning programs, and a focus on work‑life balance. Employees often cite high engagement scores, frequent opportunities to contribute to national‑security projects, and access to cutting‑edge technology as key positives.
What types of positions are available at Leidos?
Leidos hires in software development, cybersecurity, data science, systems engineering, project management, logistics, and field service roles. The company also offers positions in intelligence analysis, health informatics, and supply‑chain optimization across its defense, intelligence, civil, and health markets.
How can I stand out as an applicant for Leidos?
Showcase relevant project experience that aligns with Leidos’ domains—e.g., defense‑grade software, secure data pipelines, or health‑tech analytics. Highlight certifications such as CISSP, CompTIA Security+, AWS Certified Solutions Architect, or PMP. Include measurable results, use Leidos‑specific keywords, and prepare to discuss how your work supports mission‑critical outcomes.

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