Jobs at Leidos

26,589 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.

Systems Support Specialist

Company: Leidos

Location: Huntsville, AL

Posted Oct 03, 2024

Leidos is hiring a Systems Support Specialist for the NSS Helpdesk at NASA. The role involves troubleshooting issues, providing customer support, and maintaining classified networks. The ideal candidate should have experience with ITSM tools, Windows hardware and software troubleshooting, and basic understanding of enterprise networks. Preferred qualifications include knowledge of Internet protocol network concepts and relevant certifications. The pay range is $35.00 to $40.00 per hour.

Geospatial Geologist

Company: Leidos

Location: Clarksburg, WV

Posted Oct 03, 2024

Leidos Research Support Team (LRST) is seeking a Geology/Geospatial Research Scientist for a position at the National Energy Technology Laboratory (NETL) in Albany, OR or Morgantown, WV. The role involves conducting high-impact research focused on accelerating carbon management and characterizing critical mineral resources. The successful candidate will work on applied, cutting-edge projects with global impact, mentored by leading energy scientists and engineers. They will have access to world-class facilities and computational assets, and support proposal development for industry and scientific partnerships.

Mechanical Engineer

Company: Leidos

Location: San Diego, CA

Posted Oct 03, 2024

The job posting is for a Mechanical Engineer position in San Diego, CA. The role involves working on various aspects of the design cycle, from concept design to prototype fabrication and testing. The ideal candidate should have a Bachelor's or Master's degree in Science or Engineering, excellent computer skills, and proficiency with SolidWorks or Ansys. The position requires a U.S Citizen with a Secret Security Clearance and the ability to obtain a Top Secret Security Clearance. The candidate should be comfortable working independently and as part of a team, with excellent communication and problem-solving skills. Preferred qualifications include a background in Physics, Mathematics, or Electrical Engineering, and experience with composite materials, Additive Manufacturing, and programming.

Database Administrator - TS/SCI with Poly

Company: Leidos

Location: Aurora, CO

Posted Oct 03, 2024

Leidos is seeking an experienced Database Administrator in Aurora, CO. The role involves managing complex database issues, interfacing with various teams, and applying Oracle patches. The ideal candidate should have a TS/SCI security clearance, at least 3 years of Oracle Database Administration experience, and proficiency in Linux and MySQL. The position offers an exciting opportunity to work in a dynamic setting and contribute to a challenging mission.

Sr. ISSE-Information System Security Engineer with active TS/SCI Poly

Company: Leidos

Location: Annapolis Junction, MD

Posted Oct 03, 2024

Leidos is seeking a Senior Security Engineer to join a high-performing agile team using SAFe methodology. The role involves supporting a complex program, enhancing system security architecture, managing security plans, and conducting Security Verification Testing. The ideal candidate should have a solid understanding of security practices, hands-on vulnerability testing experience, and experience with Risk Management Framework. They should also be comfortable working on multiple systems and components simultaneously, and have strong communication skills.

Senior Substation Project Engineer

Company: Leidos

Location: Houston, TX

Posted Oct 03, 2024

Leidos is seeking a skilled Senior Substation Project Engineer for a role in Houston, TX. The successful candidate will lead and perform Substation Physical Electrical engineering design, Protection and Control engineering design, and engineering studies. They will also provide technical oversight, direction, and support for project teams, and function as the client Point of Contact. The ideal candidate will have a Bachelor's degree in electrical engineering, four or more years of prior relevant experience, and experience as a substation lead engineer. Leidos offers a fast-paced, diverse work environment, flexible work hours, and opportunities for career development and growth.

Senior Salesforce Developer / Architect

Company: Leidos

Location: Remote

Posted Oct 03, 2024

Leidos, a Fortune 500 company, is seeking a Senior Salesforce Developer / Architect for a remote position. The role involves enhancing the current Salesforce platform, managing development activities, collaborating with stakeholders, and driving the ongoing development of the Salesforce environment. The ideal candidate should have hands-on expertise in Salesforce development, experience with Apex, Visualforce, Lightning Components, and Managed Packages. Benefits include medical and dental insurance, 401K, and ongoing training.

Polish Toponymist (Geospatial Linguist)

Company: Leidos

Location: Remote

Posted Oct 03, 2024

Leidos is seeking a PolishToponymist with US citizenship to work remotely in the Washington D.C. Metro Area. The role involves maintaining the Geographic Names Database (GNDB) and providing expertise in foreign languages and romanization policies. Key responsibilities include analyzing and providing conflated information, using BGN and customer guidance to respond to name-related questions, accurately entering and maintaining data, researching and geo-referencing sources, and interpreting policies from various organizations. The ideal candidate should be proficient in Polish, have a Bachelor's degree or equivalent experience, and possess demonstrated experience with GIS software, GEOINT products, and research. Python scripting proficiency and regional geographic knowledge are preferred. The position allows for telecommuting, but occasional local meetings are required.

Lifecycle Support Analyst w active TS/SCI Polygraph

Company: Leidos

Location: Annapolis Junction, MD

Posted Oct 03, 2024

Leidos is seeking a Lifecycle Support Analyst for a nationally significant and fast-paced program in Annapolis Junction, MD. The role involves managing hardware and software assets, creating and refining documentation, and providing support to various program teams. The ideal candidate should have a Bachelor's Degree, at least 2 years of experience in government purchasing, quality control, data management, and hardware/software management, and be comfortable working in an Agile development environment. The contract is a multi-year contract providing system engineering, development, test, integration, and operational support.

Systems Administrator - TS/SCI with Polygraph

Company: Leidos

Location: Chantilly, VA

Posted Oct 03, 2024

Leidos is seeking a Tier 2 Service Desk/Systems Administrator with Linux experience for a role in Chantilly, VA. The position involves system maintenance, performance optimization, and user support. Key responsibilities include responding to system anomalies, analyzing log data, designing monitoring software, resolving user access issues, and documenting incidents. The ideal candidate will have strong communication skills, problem-solving abilities, and the capacity to work autonomously and collaboratively. Preferred qualifications include experience with Oracle IdAM products and WebLogic. The role requires a BS degree and TS/SCI clearance with polygraph. The pay range is $49,400.00 - $89,300.00.

Adolescent Support Counselor - Expat

Company: Leidos

Location: Ginowan, Japan

Posted Oct 03, 2024

The Leidos Military & Veterans Health Solutions Group is recruiting a counselor for their PACAF and Marines Adolescent Support and Counseling Services (ASACS) program. This role involves implementing a community-based adolescent support and counseling program for adolescent dependents of U.S. Service members at military installations. The counselor will provide essential clinical services including assessment, early intervention, and counseling for AOD and behavioral health risk factors. They will also engage in prevention and education activities such as classroom education, community education, and facilitation of prevention support groups. The position requires a valid State Clinical License - LCSW at the independent level or a Ph.D/Psy.D. Clinical Psychologist. The initial assignment is for 3 years with options to renew annually. Relocation to Okinawa, Japan (Camp Foster) is required.

Data Center Manager Engineer

Company: Leidos

Location: Chevy Chase, MD

Posted Oct 03, 2024

Leidos is seeking a Data Center Manager/Engineer to support the National Media Exploitation Center (NMEC). The role involves collaborating with government customers to define data center processes, monitor activities for compliance, and track resource consumption. The position requires experience in an Agile environment, data center strategy, and hardware configuration management. A bachelor's degree and 10+ years of relevant experience are required, with US citizenship and a TS/SCI clearance necessary. The pay range is $108,550.00 - $196,225.00.

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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