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.

Substation Senior Civil/Structural Engineer

Company: Leidos

Location: Chicago, IL

Posted Jan 24, 2025

Leidos Engineering is seeking a Licensed Senior Civil/Structural Engineer with 6+ years of experience in utility consulting. The candidate must have a strong educational background in design of steel structures, concrete structures, geotechnical engineering, and foundations. The role involves performing design reviews, developing junior staff, contributing to bids and proposal development, and overseeing client projects. The position is based in Leidos' Framingham, MA office, with potential for hybrid or fully remote work. Required qualifications include a Bachelors of Science in Civil-Structural Engineering, PE Licensure, and proficiency in various software tools. The candidate should be a team player with strong analytical and technical writing skills, and a willingness to travel up to 25%.

Targeting Officer

Company: Leidos

Location: McLean, VA

Posted Jan 24, 2025

Systems Engineer

Company: Leidos

Location: Chantilly, VA

Posted Jan 24, 2025

Leidos' National Security Sector is hiring a Systems Engineer to assist an Intelligence Community client in transitioning from outdated systems to Next Generation Architecture. The chosen candidate will join an Agile team responsible for both new development and operational maintenance. Key responsibilities include conducting functional analysis, timeline analysis, cost estimation, and translating customer requirements into hardware and software specifications. The role also involves strategic systems planning, business information planning, and analyzing complex system requirements. A Bachelor's degree and 12+ years of experience, or equivalent, is required, along with an active TS/SCI security clearance. Proficiency in Agile methodologies, AWS and Cloud technologies, and experience with the client's C&A and A&A processes are highly desirable.

Voice Network Engineer

Company: Leidos

Location: Huntsville, AL

Posted Jan 24, 2025

Staff Systems Engineer

Company: Leidos

Location: Fort Meade, MD

Posted Jan 24, 2025

Leidos is hiring for a Staff Systems Engineer role in their Defense Enclave Services (DES) team. The successful candidate will support a significant digital modernization program for DISA and DoD Fourth Estate Agencies. Key responsibilities include deploying new Windows and Linux servers in Azure, integrating COTS services, and maintaining the environment. The role requires an active Secret or above clearance and US citizenship. Qualifications include a Bachelor's degree with 8-12 years of relevant experience, or a Master's degree with 6-10 years of experience. Essential skills include experience with Azure Cloud services, networking, and security protocols. Familiarity with Atlassian suite and ability to obtain IAT Level II certification is preferred.

JIRA Administrator

Company: Leidos

Location: Arlington, VA

Posted Jan 24, 2025

Leidos' Digital Modernization sector is hiring a JIRA Administrator. The role involves managing user permissions, performing system administration tasks, testing new versions of tools, and maintaining JIRA projects. The candidate should have a Bachelor's degree, 4-8 years of relevant experience, and an active DOD TS/SCI level security clearance. Preferred qualifications include experience with DISA, custom JQL, Unix Systems Administration, and Microsoft SQL Server or MySQL Database administration. The position is based in Arlington, VA with occasional travel.

Test Automation Engineer SME

Company: Leidos

Location: Gaithersburg, MD

Posted Jan 24, 2025

Senior Kubernetes/DevOps Engineer

Company: Leidos

Location: Roanoke, VA

Posted Jan 24, 2025

1901 Group at Leidos is seeking a Senior Kubernetes/Container/Containerization focused DevOps Engineer for their Blacksburg, Virginia Enterprise IT Operations Center. The role involves working with a cross-functional team on application containerization, pipeline implementation, infrastructure as code development, automation, and cloud migrations. The ideal candidate will have a Bachelor's or Master's degree, proficiency in Docker and Kubernetes, experience with cloud-first architectures, and strong Linux system administration skills. They should be able to obtain a Public Trust Clearance and be committed to best practices. The role offers opportunities for mentoring, technical initiatives, and collaboration in a fast-paced environment.

Senior Software Engineer

Company: Leidos

Location: Aurora, CO

Posted Jan 24, 2025

Leidos is seeking a Senior Software Engineer for a high-performing agile team supporting a significant cryptographic key management program. The role involves software development, testing, and deployment of new capabilities using BDD and DEVOPS practices. The candidate will analyze complex software issues, collaborate on design and development, and provide technical leadership. Qualified candidates with a Bachelor's degree and 12+ years of software engineering experience, including Java, are preferred. An active TS/SCI with Polygraph security clearance is required. Enhanced incentives are available.

Power Delivery Engineering Intern

Company: Leidos

Location: Framingham, MA

Posted Jan 24, 2025

Hypersonic Systems Engineer

Company: Leidos

Location: King of Prussia, PA

Posted Jan 24, 2025

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.

Other Companies Hiring