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.

Sr. Software Quality Engineer w active TS/SCI Poly

Company: Leidos

Location: Annapolis Junction, MD

Posted Jan 23, 2025

Quantum Communications Scientist

Company: Leidos

Location: Arlington, VA

Posted Jan 23, 2025

Lead Agile Software Engineer

Company: Leidos

Location: Omaha, NE

Posted Jan 23, 2025

Site Manager

Company: Leidos

Location: San Antonio, TX

Posted Jan 23, 2025

Software Engineer

Company: Leidos

Location: Columbia, MD

Posted Jan 23, 2025

Full Stack Software Engineer

Company: Leidos

Location: Arlington, VA

Posted Jan 23, 2025

Leidos is seeking a Full Stack Software Engineer with TS/SCI clearance for a 10-year DOMEX Technology Platform contract supporting DIA-NMEC. The role involves working closely with a team on various tasks including software engineering support, front-end website development, API design, and staying updated with emerging technologies. The ideal candidate should have a Bachelor's degree in Computer Science or related field, strong knowledge in React, JavaScript ES6, HTML, and cloud-based architectures. Experience with microservice architectures, CI/CD, and DevOps processes is a plus. The job offers opportunities for professional growth and a competitive pay range of $104,650.00 - $189,175.00.

Associate Distribution Engineer

Company: Leidos

Location: Edison, NJ

Posted Jan 23, 2025

Lead Substation Site-Civil Engineer

Company: Leidos

Location: Orlando, FL

Posted Jan 23, 2025

Leidos is looking for a Lead Site-Civil Engineer to manage their site/civil department in Framingham, MA. This role involves leading projects, overseeing junior staff, and contributing to bids and proposals. The ideal candidate will have 8+ years of civil-site design experience, a P.E. license, and proficiency in AutoCAD Civil 3D, MicroStation OpenSite Designer, and various hydrologic and hydraulic modeling programs. Key responsibilities include land development permitting, site layout, grading, drainage design, and stormwater management. The position offers opportunities for business development, people leadership, and travel up to 25%. Leidos is a Fortune 500 company known for its ethical practices.

Software Engineer

Company: Leidos

Location: San Diego, CA

Posted Jan 23, 2025

Splunk Engineer Mid

Company: Leidos

Location: Ashburn, VA

Posted Jan 23, 2025

Network Engineer (CAN/LAN)

Company: Leidos

Location: Chantilly, VA

Posted Jan 23, 2025

Leidos' Digital Modernization Sector is hiring a Network Engineer (CAN/LAN) to modernize a global enterprise network. The role involves interpreting requirements, documenting designs, testing new technologies, and providing technical expertise. The engineer will also supervise other network support specialists and develop secure network designs. The position requires 10 years of experience in network engineering, including Tier III or higher operations and design, and hands-on experience with Cisco, Brocade, and Juniper hardware. CCNP or equivalent knowledge is desired.

Frequently Asked Questions

What is it like to work at Leidos?
Leidos offers a collaborative environment focused on mission‑driven projects. Employees benefit from flexible work arrangements, competitive health coverage, and tuition‑support programs. The culture emphasizes continuous learning, with internal training and certification pathways for cybersecurity, cloud, and data science.
What types of positions are available at Leidos?
Leidos needs talent in software development, data analytics, AI research, cybersecurity, systems engineering, project management, and technical writing. Roles range from entry‑level developers to senior architects, with opportunities in cloud platforms, edge computing, and defense‑grade systems.
How can I stand out as a Leidos applicant?
Tailor your resume to highlight mission‑aligned projects, quantify results, and list relevant certifications (e.g., CISSP, AWS Certified Solutions Architect). Showcase problem‑solving through portfolio or code samples, and mention experience with agile or defense‑grade standards. Leverage employee referrals through the Leidos LinkedIn group and prepare to discuss how your background supports national security or public‑health initiatives.

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