Jobs at Leidos

26,587 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.

Registrar

Company: Leidos

Location: Chantilly, VA

Posted Oct 31, 2024

Leidos is seeking a detail-oriented, data comfortable, and people-focused Registrar to coordinate enrollments for technical and specialized training. The Registrar will work as part of a team, handling enrollment and tracking of students, coordination with instructors, and status reporting. They will also maintain permanent academic information on current and prior students. The role involves some local travel, course registration, data analysis, and reporting. The ideal candidate will have a TS/SCI with polygraph clearance, relevant experience, strong organizational skills, and excellent customer service. Leidos offers a rewarding career challenge with opportunities for growth and a meaningful impact on mission success.

Integration Engineer

Company: Leidos

Location: Capitol Heights, MD

Posted Oct 31, 2024

Leidos National Security Sector is recruiting for an Integration Engineer position at the Office of Naval Intelligence (ONI) in Suitland, MD. The role involves supporting the ONI Technology and Innovation Directorate, focusing on architecture for ONI's tradecraft, production, and dissemination environment. Key responsibilities include data migration evaluation, system testing, and providing senior system engineering support. The ideal candidate should have a Bachelor's degree with 12+ years of relevant experience or a Master's degree with 10+ years of experience, along with an active DoD TS/SCI security clearance and IAT Level II or Higher certification. Knowledge of SharePoint administration, HTML, and web framework languages like JSON is required. The pay range is $122,200.00 - $220,900.00.

Web Developer

Company: Leidos

Location: Remote

Posted Oct 31, 2024

Leidos is seeking a Senior Web Developer for a virtual position supporting the Department of Defense's High Performance Computing Modernization Program. The developer will use LAMP stack technologies to create and maintain websites and web applications, ensuring compliance with DoD regulations. The role involves working collaboratively in a team, solving problems, and maintaining technical documentation. A Bachelor's degree, 4+ years of experience, and a Secret Security Clearance are required. The pay range is $101,400 - $183,300.

Office 365 Engineer

Company: Leidos

Location: Houston, TX

Posted Oct 31, 2024

NASA's Digital Modernization Sector is seeking an O365 Engineer for a telework position, preferably near a NASA operating center. The role involves supporting and enhancing NASA's mail flow environment, including M365 and on-premise infrastructure. Key responsibilities include developing new technical solutions, participating in projects, monitoring technology trends, and providing technical review for changes. The ideal candidate should have a strong technical background, excellent communication skills, and the ability to work in a team environment. Basic qualifications include a BS or Master's degree with relevant experience, ability to obtain a Public Trust clearance, and proficiency in Red Hat Linux, Postfix, and PowerShell scripting.

Project Security Specialist

Company: Leidos

Location: Frimley, United Kingdom

Posted Oct 31, 2024

Leidos, a global leader in science and technology solutions, is seeking a Project Security Specialist for a permanent role based in Farnborough, UK. The successful candidate will lead the implementation and assurance of security within a key defence project, possessing specialist skills in protective and information security. They will work independently, coordinating security activities within the assigned project and supporting wider teams. The role requires SC clearance and 25% UK travel. Leidos offers a collaborative culture, career development opportunities, and a competitive benefits package.

Communications Network Engineer

Company: Leidos

Location: Newport News, VA

Posted Oct 31, 2024

Leidos is seeking a Communications Network Engineer for a role in Yorktown, VA. The candidate will provide network engineering support for various programs at Newport News Shipbuilding and Naval Support Activity Norfolk. Responsibilities include planning, designing, and evaluating network components, as well as monitoring, installing, and servicing network equipment. The role requires expertise in network operations, IT enterprise operations, and Microsoft Windows OS. A valid DoD Secret Clearance, HS diploma, and relevant experience are necessary. The position offers a pay range of $55,000.00 - $91,520.00.

Chief Security Architect

Company: Leidos

Location: Clarksburg, WV

Posted Oct 31, 2024

Leidos Civil Group is seeking a Chief Security Architect for a federal civil customer role. The role involves leading cyber initiatives, designing and implementing cyber tools, and providing management and leadership to the engineering team. The ideal candidate should have a Masters degree with 15+ years of experience in IT and/or cyber security, experience with IT modernization, and understanding of key cyber security tools. The role requires strong communication skills, experience leading high performing teams, and Active CISSP certification. The job is full-time and offers a competitive pay range.

Short Term or As Needed Coverage , MFLC Counselor , Naval Base Coronado (CA)

Company: Leidos

Location: San Diego, CA

Posted Oct 31, 2024

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 support adults or minors in various settings, including military units, military families, and schools. The MRR model offers benefits like no insurance filing, no progress notes, and no treatment plans. Counselors will also receive unlimited and free CEUs, reimbursement for license renewal fees, and access to health and wellness programs. The position is interim, serving at Marine Corps Air Station in Miramar, CA, with potential for additional short-term assignments.

Senior Systems Engineer

Company: Leidos

Location: Albuquerque, NM

Posted Oct 31, 2024

Leidos is seeking a Senior Systems Engineer for their Albuquerque office. The ideal candidate will have experience in developing, deploying, and sustaining weapon systems for the Department of Defense. They should possess strong analytical skills, be able to work independently and collaboratively, and guide the team in incorporating directed energy technologies into weapon systems for the US Air Force and other customers. The role involves using Model-Based Systems Engineering tools for requirements analysis, design, and testing, and generating reports and design documentation. Basic qualifications include a Bachelor's degree in systems engineering with 8 years of experience or a Master's degree with 6 years of experience. Preferred qualifications include prior systems engineering experience on fielded systems for the US Military, especially the U.S. Air Force, and experience with developmental testing and evaluation.

Senior Relay Settings and Automation Engineer

Company: Leidos

Location: Framingham, MA

Posted Oct 31, 2024

Leidos is seeking a Senior Relay Settings and Automation Engineer for their Framingham MA office. The role involves working on challenging substation engineering problems, collaborating with design engineers, and directly with clients. The ideal candidate should have a B.S. or M.S. in Electrical Engineering with 8+ years of relevant experience, preferably in Power System or Communication Engineering. Key skills include experience with one and three-line diagrams, communication devices, and implementation of various communication protocols. Leidos offers a fast-paced, diverse work environment with flexible work hours, career development opportunities, and competitive pay.

Production Officer

Company: Leidos

Location: McLean, VA

Posted Oct 31, 2024

Leidos is seeking a Production Officer for a critical IC contract in McLean, VA. The role involves editing analytical products for national security and foreign policy objectives, requiring a TS/SCI with Polygraph clearance. The position offers competitive benefits and a non-traditional schedule with a 15% premium shift differential. Essential skills include editing experience, knowledge of national security procedures, and proficiency in Adobe InDesign.

Sr .NET Software Developer

Company: Leidos

Location: Remote

Posted Oct 31, 2024

Leidos Digital Modernization NISC IV team is seeking a skilled Sr .NET Software Developer for the CARES web application. The role involves developing, enhancing, and maintaining .NET applications, handling front and backend development, and working with Oracle and SQL database systems. The ideal candidate should have extensive knowledge of software development lifecycle, Agile Development, and DevOps tools. They must also possess strong problem-solving skills, ability to work independently, and collaborate effectively within a team. The job requires a BS degree and at least 8 years of relevant experience, with a pay range of $101,400.00 - $183,300.00.

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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