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 Drafter

Company: Leidos

Location: Houston, TX

Posted Nov 18, 2024

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.

Solution Architect

Company: Leidos

Location: Remote

Posted Nov 18, 2024

Leidos is seeking a Solution Architect to provide technical leadership for programmes, bids, growth opportunities, and project delivery. The role involves designing innovative solutions and services that address customer's business problems, and requires broad knowledge of technical capabilities including hardware, software, networks, cloud, IT services, and cyber security. The Solution Architect will work on NS&D programmes and opportunities, leading solution execution, and developing the business landscape. They will also support growth within the NS&D division, work across the NS&D and wider Office of Technology community, and provide optimal approaches for design, development, and delivery of NS&D capability. The role requires DV clearance, which can be sponsored by Leidos, and SC clearance. Leidos offers a competitive employment package, including a contributory pension scheme, private medical insurance, 33 days annual leave, and flexible benefits.

AWS Cloud Engineer

Company: Leidos

Location: Arlington, VA

Posted Nov 18, 2024

Leidos is hiring an AWS Cloud Engineer for the Compartmented Enterprise Services Office (CESO) effort. The role involves migrating to a high-security cloud environment, providing network and communication services, and system administration. Key responsibilities include continuous development and integration, release management, and network engineering. The ideal candidate should have a BA and 12+ years of experience, strong knowledge in infrastructure as code environments, and relevant certifications. The position is based in Arlington, VA and is 100% on-site.

Junior Windows Administrator

Company: Leidos

Location: Oklahoma City, OK

Posted Nov 18, 2024

The job posting is for a Junior Windows Administrator position at Leidos, requiring experience with Windows Server, Active Directory, and system security. The role involves installing, configuring, and maintaining Windows servers and workstations, as well as providing support for system deployments and integrations.

Junior Linux Administrator

Company: Leidos

Location: Oklahoma City, OK

Posted Nov 18, 2024

The job posting is for a Junior Linux Administrator position at Leidos, requiring experience with system security, patch management, and performance tuning. The role involves managing and maintaining Linux-based systems, collaborating with cross-functional teams, and ensuring system security and integrity.

Senior Site Implementation Engineer

Company: Leidos

Location: Remote

Posted Nov 17, 2024

The job description is for a Site Implementation Engineer to work on the Army Global Unified Network AGUN Increment 1 program. The job requires expertise in multiple complex work assignments, coordination and conduct of implementation activities, and development of methodology and presentation of solutions to problems.

Network Administrator

Company: Leidos

Location: Other US Location

Posted Nov 15, 2024

Leidos has an opening for a Network Administrator to support computer data communications systems in providing design specifications, testing, and inspections for computer networks. The job requires 10 years of experience, active TSSCI clearance, and knowledge of network protocols and IT service management products.

Junior Software Developer

Company: Leidos

Location: Colorado, CO

Posted Nov 17, 2024

Leidos is hiring a Junior Software Developer to work on missile defense systems. The job requires experience in C++ and Java, and the ability to work independently and as part of a team.

Senior Full Stack Software Engineer

Company: Leidos

Location: Washington, DC

Posted Nov 18, 2024

Leidos is looking for a skilled Sr. Full Stack Software Engineer with a DEVSECOPS background to join their team at the White House. The successful candidate will be responsible for leading the transformation of the current development environment, designing and implementing secure solutions, and managing CI/CD strategies. They will also need to review and debug technical issues, assist with process development, and perform integrated quality assurance testing. The role requires an active TS/SCI clearance, a Bachelor's Degree in Computer Science or related field, and at least 12 years of experience in system administration, cybersecurity, and software development. Proficiency in JavaScript, jQuery, Bootstrap, REST API, .NET, Visual Studio, SharePoint Designer Workflows, SPFX, Node.js React, JSON, HTML/CSS, XML, and extensive experience in designing and automating security tools and processes are essential.

HR Advisor

Company: Leidos

Location: Other US Location

Posted Nov 18, 2024

The job posting is for a HR Advisor role at Leidos, offering a challenging role with a variety of responsibilities, opportunities to grow, and a competitive package with great benefits. The role requires proficiency in UK employment law, strong administration skills, and excellent communication skills.

Sr. Splunk Engineer

Company: Leidos

Location: Washington DC

Posted Nov 17, 2024

The Department of Homeland Security's Customs and Border Protection (CBP) Security Operations Center (SOC) is seeking a Splunk Engineer to support their cyber security program. The engineer will be responsible for providing overall engineering and administration in supporting a large distributed Splunk environment, analyzing data for anomalies and trends, and building dashboards to highlight key trends.

Product Manager

Company: Leidos

Location: Remote

Posted Nov 18, 2024

Leidos is seeking an experienced Product Manager to lead a team of Product Owners, responsible for product planning and execution. The ideal candidate will have a deep understanding of product management for software solutions and be able to work collaboratively across business units.

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