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. Full Stack Developer

Company: Leidos

Location: Reston, VA

Posted Jan 21, 2025

Energy Engineer

Company: Leidos

Location: Ann Arbor, MI

Posted Jan 22, 2025

Leidos is seeking multiple Energy Engineers for positions near Detroit, Michigan. The role involves technical reviews of energy efficiency projects, developing custom energy savings estimates, and managing relationships with customers and suppliers. The ideal candidate should possess strong technical skills, excellent communication abilities, and knowledge of energy efficiency technologies. The position requires a valid driver's license and physical ability for field verification. Leidos offers competitive compensation, growth opportunities, and a supportive work environment.

Project Engineer (NASA CMC)

Company: Leidos

Location: League City, TX

Posted Jan 21, 2025

Leidos is offering a Project Engineer position for the Cargo Mission Contract (CMC). The role involves sustaining tasks for CMC hardware, supporting development and certification of spaceflight hardware for NASA's ISS, Orion, HLS, Commercial Programs, and Gateway Programs. Responsibilities include maintaining, repairing, and managing inventory for both flight and non-flight hardware. The engineer will work with commercial software like IBM Maximo, Microsoft Office Suite, and MS SharePoint, and CMC custom software. The position requires U.S. Citizenship or Permanent Residency and a Public Trust Security Clearance. Primary duties include performing Sustaining Engineering functions, pre-flight processing, assembly, delivery, and storage of hardware, managing requests and work orders, and providing technical support. The ideal candidate should have a bachelor's degree in Engineering or Science, experience with MS Excel, Word, PowerPoint, and ability to work in a fast-paced environment.

Sr. Test Engineer

Company: Leidos

Location: Reston, VA

Posted Jan 22, 2025

Leidos is seeking a Sr. Test Engineer to provide Agile DevOps support for mission-critical systems. The role involves software development, test automation, and collaboration with team members. The ideal candidate has significant experience in testing, scripting languages, and DevOps practices.

Data Systems Engineer

Company: Leidos

Location: Chantilly, VA

Posted Jan 21, 2025

The Data Systems Engineer role is a crucial position within a government/contractor team, requiring a candidate with a Bachelor's degree and 4+ years of experience in Linux server administration, system processes, and software development. The role involves implementing security compliance, working in a multidisciplinary team, and maintaining operational security posture. Desired skills include experience with IdAM solutions, MFA, PKI enablement, container technologies, RDBMS, and programming languages like Java, C, C++, C#. The job offers a competitive pay range of $85,150.00 - $153,925.00.

Cartographic Analyst (Journeyman) TS/SCI Required

Company: Leidos

Location: Springfield, VA

Posted Jan 22, 2025

The job posting is for a GIS / Cartographic Analyst - Journeyman position. The role involves working within a government/contractor team environment, focusing on Digital Nautical Chart and Electronic Nautical Chart Conversion, Production, and Review. The position also includes support for existing and developing mission areas. Key responsibilities include performing cartographic and GIS analyst functions, extracting features from various sources, updating source and source catalogs, data conversion/migration, and script writing to improve production efficiency. The minimum required qualifications include a high school diploma and 3+ years of relevant experience in geography, cartography, and GIS, with proficiency in ArcGIS applications. An active TS/SCI clearance is mandatory. The pay range is $57,850.00 - $104,575.00.

Mid Database Manager

Company: Leidos

Location: St. Louis, MO

Posted Jan 22, 2025

Leidos Intelligence Group is seeking an Exploitation Specialist/Data-Manager in St. Louis, Missouri. The role involves managing postgres and Oracle databases, ensuring data adheres to standards, and enhancing accessibility. The candidate will coordinate with various teams to refine data formats, validate data files, and migrate legacy data. They will also provide feedback on database accessibility and user interaction, and stay informed with customer stakeholders on status and completions.

Onsite Construction Manager - Electrical Engineer

Company: Leidos

Location: Atlanta, GA

Posted Jan 22, 2025

Leidos is seeking a dynamic Electrical Engineer with a construction management background to join the National Airspace System Integration Support Contract (NISC IV) team. The ideal candidate will support the Federal Aviation Administration's (FAA) Eastern Service Area performing construction oversight for projects in support of Project Engineers, Contracting Officer's Representatives, and Contracting Officers.

Substation Drafter

Company: Leidos

Location: Irving, TX

Posted Jan 22, 2025

Leidos Engineering is seeking a skilled Substation Drafter for a remote or office-based role in Houston, Portland, Chicago, or Framingham. The role involves drafting substation design packages and necessary documents, utilizing accepted practices and standards for high-quality and safe designs. The drafter will work under mentorship, performing various drafting and detailing functions using MicroStation and AutoCAD. They will collaborate with multiple design engineers and designers to complete assignments efficiently. The ideal candidate should have at least 1 year of substation-specific drafting experience, proficiency in Microsoft Office, and strong communication skills. Preferred qualifications include an Associates Degree in design, drafting, or a similar field, and experience with 3-D modelling in MicroStation and/or AutoCAD.

Short Term or As Needed Coverage - MFLC Counselor - Fort Riley, Kansas

Company: Leidos

Location: Junction City, KS

Posted Jan 22, 2025

Leidos is seeking passionate, licensed mental healthcare providers to join their Mission Ready Reserve (MRR) program as Military and Family Life Counselors (MFLCs). This role involves providing counseling services to military service members and their families, preventing mental health issues from escalating. MFLCs can work in various settings such as military units, family support, or schools. The MRR model offers benefits like no insurance filing, no progress notes, and free CEUs. The position is for an interim assignment at Camp Dodge, Iowa, supporting Service Members and their families.

Power Delivery Engineering Intern

Company: Leidos

Location: Houston, TX

Posted Jan 22, 2025

Leidos is seeking Mechanical Engineering students to join their Power Delivery Engineering Intern program in Houston, TX. The role involves partnering with senior engineers and other interns to solve real-world challenges for utility grid customers. Leidos offers a fast-paced, diverse work environment, flexible work hours, and opportunities for career development and growth.

Physiology and Nutrition Research Assistant

Company: Leidos

Location: San Diego, CA

Posted Jan 22, 2025

Leidos is seeking a Physiology and Nutrition Research Assistant to work in San Diego, CA. The role involves conducting research studies to improve warfighter health and performance, developing theories, and contributing to laboratory and field experimental procedures. Responsibilities include recruiting subjects, writing IRB protocols, managing data, and creating research products. A bachelor's degree in a related field, two years of experience, and strong technical skills are required.

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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