Jobs at Leidos

26,588 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.

Lead Security Engineer with active TS/SCI Poly

Company: Leidos

Location: Annapolis Junction, MD

Posted Oct 14, 2024

Leidos is seeking a seasoned security engineer for a mission-critical program. The role involves leading security engineering efforts on a large, complex network environment, mentoring a diverse team, and ensuring compliance with security standards. The ideal candidate will have a Master's Degree and 15-20 years of relevant experience, in-depth knowledge of security tools and techniques, and extensive experience formulating and assessing IT security policy.

IT Asset Administrator

Company: Leidos

Location: Hedge End, United Kingdom

Posted Oct 14, 2024

Leidos is seeking an IT Asset Administrator for a hybrid role based in Whiteley, Hampshire. The successful candidate will work within the Business Operations team of Leidos CIO, managing hardware and software assets, purchasing IT requirements, and administering IT equipment lifecycle. Key responsibilities include reviewing licensing contracts, inputting license agreements into a system, and managing support ticket workload. Required skills include excellent verbal and written communication, strong customer service awareness, good organizational skills, and proficiency in Microsoft Office. Leidos offers a competitive employment package, including a contributory pension scheme, private medical insurance, and flexible benefits.

HVAC Technician

Company: Leidos

Location: Fort Meade, MD

Posted Oct 14, 2024

Leidos is seeking a HVAC Technician for positions at Ft. Belvoir VA, Springfield VA, or Fort Meade MD. The role involves troubleshooting, adjusting, modifying, inspecting, repairing, and performing preventive maintenance on HVAC/Refrigeration systems. The technician will also provide support with installation of major HVAC/Refrigeration system components and perform routine inspections. The position requires a Final Top-Secret Clearance, NATE certification, and the ability to work in small spaces and lift up to 50 lbs. The pay range is $55,250.00 - $99,875.00.

Data Analysis Engineer

Company: Leidos

Location: Bloomington, IN

Posted Oct 14, 2024

Leidos is looking for a Data Analysis Engineer to join the Advanced Materials Department, which offers a wide range of responsibilities including data aggregation, modeling, simulation, and testing. The ideal candidate should have a STEM degree, experience in statistical analysis, programming skills, and familiarity with metal additive manufacturing processes. The position requires on-site work in Crane, IN or Huntsville, Alabama, and the ability to obtain SECRET clearance.

Power Delivery Project Management Intern

Company: Leidos

Location: Orlando, FL

Posted Oct 14, 2024

Leidos Engineering is seeking a Power Delivery Project Management Intern in Orlando, FL. The intern will support project managers in managing teams designing electric transmission, distribution, and substation facilities. The role offers opportunities for professional growth, including project management training, leadership opportunities, and mentorship. The ideal candidate should be currently enrolled in an Engineering or Business program with a GPA of 2.6 or higher, have knowledge of Microsoft Excel, and possess strong communication and analytical skills.

Software Engineer

Company: Leidos

Location: Reston, VA

Posted Oct 14, 2024

Leidos is seeking a Software Developer for a prestigious program delivering modern Identity Access Credential Management (ICAM) solutions. The role involves developing Cloudformation scripts, writing custom scripts, leveraging Python, Java, and NodeJS, and utilizing AWS. The company offers competitive benefits, career growth opportunities, and a supportive work environment.

Defense Red Switch Network (DRSN) Operations SME III

Company: Leidos

Location: O'Fallon, IL

Posted Oct 14, 2024

The Defense Information Systems Agency (DISA) is seeking a Defense Red Switch Network Subject Matter Expert for a position in the Unified Capabilities NOC at Scott AFB, IL. The role involves executing network operations, developing training scenarios, documenting processes, and working with internal and external customers to ensure maximum network availability. The ideal candidate should have experience with MS Office suite, Juniper networking devices, and IP technologies. A BS or Master's degree with relevant experience is required, along with an active DoD TS/SCI Security Clearance. The pay range is $68,900.00 - $124,550.00.

Sr. Information Assurance (IA) Analyst

Company: Leidos

Location: Fort Meade, MD

Posted Oct 14, 2024

Leidos, a leading company in government IT and systems integration, is seeking a Senior Information Assurance (IA) Analyst. The role involves performing technical security assessments, ensuring compliance with IA guidelines, and recommending mitigation strategies. The candidate will also support a digital modernization program critical to DISA and Fourth Estate Agencies. Leidos offers competitive compensation, benefits, and opportunities for career development. The ideal candidate should have a BS degree and 8-12 years of experience in RMF, ISSO, or similar roles, along with current DoD 8570 IAT II Certification. Experience with eMASS and/or Xacta, and a solid understanding of RMF and SDLC are required. U.S. Citizenship is mandatory due to government contract requirements.

HVAC Technician

Company: Leidos

Location: Springfield, VA

Posted Oct 14, 2024

Leidos is seeking a HVAC Technician for positions at Ft. Belvoir VA, Springfield VA, or Fort Meade MD. The role involves troubleshooting, adjusting, modifying, inspecting, repairing, and performing preventive maintenance on HVAC/Refrigeration systems. The technician will also provide support with installation of major HVAC/Refrigeration system components and perform routine inspections. The position requires a Final Top-Secret Clearance, NATE certification, and the ability to work in small spaces and lift up to 50 lbs. The pay range is $55,250.00 - $99,875.00.

Senior Project Manager Electric Utilities

Company: Leidos

Location: Orlando, FL

Posted Oct 14, 2024

Leidos Engineering is seeking an experienced Senior Project Manager for their Power Delivery Solutions division. The role involves overseeing a diverse portfolio of electric utility projects, leading a team of project managers, and driving strategic initiatives within the PMO organization. The ideal candidate will have a Bachelor's degree in Engineering, Construction Management, Business, or related field, and 10+ years of progressive Project Management experience in the electric power industry. The role offers a fast-paced, agile, and diverse working environment with opportunities for career development and growth. The estimated pay range is approximately 125-140k.

Occupational Safety and Health Specialist

Company: Leidos

Location: Fort Worth, TX

Posted Oct 14, 2024

Leidos, a Fortune 500 company, is seeking an Occupational Safety and Health Specialist for the NISC program. The role involves overseeing safety program elements, conducting hazard assessments, and developing abatement plans. The ideal candidate should have a degree in Occupational Health and Safety, relevant experience, and strong communication skills. FAA experience or military aviation background is preferred. Leidos offers competitive benefits and a diverse, inclusive workplace.

Project Leader - Joint Advertising, Market Research & Studies (JAMRS)

Company: Leidos

Location: Alexandria, VA

Posted Oct 14, 2024

The Project Leader will provide strategic leadership and direction for projects under the Joint Advertising, Market Research & Studies (JAMRS) contract. Key responsibilities include leading cross-functional teams, driving project completion, managing the research team, ensuring quality control, and aligning projects with JAMRS objectives. The role involves strategic planning, execution, and delivery of projects, stakeholder engagement, resource management, quality assurance, and team development. Required qualifications include a Bachelor's degree in Project Management, Business Administration, Marketing, or a related field, 5 years of professional experience, and strong leadership and team management skills. Preferred qualifications include experience with the Department of Defense, familiarity with JAMRS, and knowledge of military recruitment processes.

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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