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.
Program Manager
Company: Leidos
Location: Arlington, VA
Posted Dec 20, 2024
Leidos Innovations Center (LInC) is looking for a skilled Program Manager to oversee programs in its Electronic Warfare (EW) division R&D portfolio. The ideal candidate should have experience in managing technical teams, R&D programs, and possess strong analytical and problem-solving skills. They must also have excellent communication skills, be able to work independently, and establish solid relationships with both internal and external stakeholders. Key responsibilities include planning and managing programs, ensuring customer expectations are met, and maintaining financial plans. The role requires a Secret clearance with the ability to obtain a TS/SCI, and a Bachelor's degree in a relevant field with 4+ years of experience.
Positioning, Navigation and Timing Engineer
Company: Leidos
Location: Dayton, OH
Posted Dec 20, 2024
Leidos is seeking a Positioning, Navigation and Timing Engineer with TS/SCI clearance for a role at the National Air and Space Intelligence Center (NASIC) in Dayton, Ohio. The engineer will develop and integrate simulations related to PNT, design new algorithms for a GNSS SDR, and conduct tests on GNSS models. Basic qualifications include a Bachelor's degree in EE, AE, CS or related field with 4+ years of M&S experience, or a Master's degree with 2+ years of experience. Active DoD Top Secret security clearance with eligibility for a TS/SCI is required. Preferred qualifications include Python, MATLAB/Simulink, CRPA, FPGA, VHDL, and Verilog experience.
Full Stack Software Engineer
Company: Leidos
Location: Chevy Chase, MD
Posted Dec 20, 2024
Leidos is seeking a Full Stack Software Engineer with TS/SCI clearance for a 10-year DOMEX Technology Platform contract supporting DIA-NMEC. The role involves working closely with a team on various tasks including software engineering support, front-end development, API design, and staying updated with emerging technologies. The ideal candidate should have a Bachelor's degree in Computer Science or related field, strong knowledge in React, JavaScript ES6, HTML, and cloud-based architectures. Experience with microservice architectures, CI/CD, and DevOps processes is a plus. The job offers opportunities for professional growth and a competitive pay range of $104,650.00 - $189,175.00.
User Profile System Administrator
Company: Leidos
Location: Alexandria, VA
Posted Dec 20, 2024
Leidos is looking for a mid-level System Administrator to support a large DOD contract. The role involves providing systems and software operations and maintenance support across multiple locations and networks. Key responsibilities include deploying, operating, and maintaining the user profile management system, troubleshooting, and coordinating with customers and stakeholders. The ideal candidate should have extensive experience with AppSense, User Workspace Manager, and ITSM software, along with strong communication skills and the ability to work in a team. The position requires a Bachelor's Degree, DoD 8570.11- IAT Level II certification, and US Citizenship due to the nature of the government contracts.
Lead Substation Site-Civil Engineer
Company: Leidos
Location: Framingham, MA
Posted Dec 20, 2024
Leidos is looking for a Lead Site-Civil Engineer to manage their site/civil department in Framingham, MA. This role involves leading projects, overseeing junior staff, and contributing to bids and proposals. Key responsibilities include land development permitting, site layout, grading, drainage design, stormwater modeling, erosion control, access road design, utility coordination, and retaining wall layout. The ideal candidate should have a B.S. in Civil Engineering, 8+ years of civil-site design experience, and a P.E. license. Proficiency in AutoCAD Civil 3D, MicroStation OpenSite Designer, and various hydrologic/hydraulic modeling software is required. The position offers opportunities for business development, people leadership, and career growth.
Military and Family Life Counselor - Fort Riley, KS
Company: Leidos
Location: Junction City, KS
Posted Dec 20, 2024
Leidos is recruiting licensed behavioral health professionals for a full-time, temporary position at Fort Riley, Kansas. The Adult Military and Family Life Counselor (MFLC) will provide non-medical support, including counseling, consultation, and outreach, to service members, military family members, and eligible staff. The role involves face-to-face counseling, presentations, building rapport, and assisting with transition adjustments. Benefits include no insurance filing, no progress notes, no treatment plans, an iPad for digital reporting, paid federal holidays, free training, license renewal reimbursement, and 401K eligibility. The job requires a Master's degree in Behavioral Health Professions and a valid independent license in the mental health field.
Optical Engineer - Intern
Company: Leidos
Location: San Diego, CA
Posted Dec 20, 2024
The Leidos Space Division is seeking an Optical Engineer - Intern for a summer 2025 position in San Diego. The intern will participate in a space program, supporting optical system design, integration, manufacturing, and test. Key responsibilities include optical metrology, data analysis, and wavefront testing. The role offers hands-on experience with industry standard tools, data analysis, and system design, test, and operations. Basic qualifications include being a rising senior in Optical Engineering, Physics, or Astronomy with a minimum of three optics-related courses and basic knowledge of geometrical optics. Preferred qualifications include experience with optical CAD and MATLAB.
Construction Inspector
Company: Leidos
Location: Fort Worth, TX
Posted Dec 20, 2024
Leidos is seeking an experienced Construction Inspector for the NISC IV program, based in Des Plaines, IL. The role involves technical construction management and oversight for FAA facility modernization projects. Duties include construction inspection, environmental equipment installations, roofing, parking lots, facility refurbishment, and security door installations. The candidate will work with top talent, gain valuable skills, and enjoy flexible work arrangements. Basic requirements include 10+ years of construction oversight experience, proficiency in AutoCAD/MicroStation, strong communication skills, and a Civil Engineering Degree (B.S.) or similar for degreed candidates. The position requires 80% travel and a Public Trust Suitability clearance.
Senior Software Engineer
Company: Leidos
Location: San Diego, CA
Posted Dec 20, 2024
Leidos is seeking a Senior Software Engineer to join a high-performing agile team. The role involves software development activities, including turning agile stories into implementable concepts, development, testing, and deployment of new capabilities. The team uses BDD, test automation tools, and a suite of collaboration tools. The candidate will analyze and resolve complex software issues, collaborate on design and development, and provide technical leadership. Qualified candidates with a Bachelor's degree in a technical discipline and at least 12 years of software engineering experience are preferred. Experience with Java, Python, C/C++, and various software development tools is required. An active TS/SCI with Polygraph security clearance is necessary. The role offers a competitive pay range and potential for enhanced incentives.
Senior Site Implementation Engineer
Company: Leidos
Location: Remote
Posted Dec 20, 2024
Leidos Digital Modernization Sector is seeking a Site Implementation Engineer for the Army Global Unified Network (AGUN) - Increment 1 (INC1) program. The role involves coordinating and conducting implementation activities at each installation site, ensuring standardized, updated technology systems. The engineer will work on the Global Enterprise Network Modernization - OCONUS (GENM-O) project, unifying the next generation of Army transport to comply with the Joint Regional Security Stack (JRSS) divestiture mandate. Key responsibilities include conducting information verification, surveys, and utilizing test methodologies to identify and report system deficiencies. The ideal candidate should possess a BS degree with 8-12 years of relevant experience, or a Master's with 6-10 years, and have experience leading small installation teams and working within the Agile framework. 8570 IAT II and OS certifications are required, along with a willingness to travel for extended periods (25-50%).
Short Term or As Needed Coverage , MFLC Counselor , Oregon
Company: Leidos
Location: Klamath Falls, OR
Posted Dec 20, 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 free CEUs, reimbursement for license renewal fees, and access to health and wellness programs. The position is for an interim assignment in Kingsley, Oregon, with potential for additional short-term assignments.
Senior Program Manager
Company: Leidos
Location: Huntsville, AL
Posted Dec 20, 2024
Leidos is looking for a skilled Engineering Project Manager to join their diverse team, focusing on creating solutions for complex problems across defense, space, cyber, and commercial fields. The selected candidate will lead programs involving diverse engineering and manufacturing skillsets, ensuring timely completion of deliverables, tracking costs, schedule, and performance. Key responsibilities include risk identification, mitigation planning, and adherence to cost and schedule. The candidate will serve as the primary customer interface, briefing leadership on program performance. Strong communication skills, cross-functional team leadership, and good judgement are required. Some domestic travel (~15% annually) is necessary. Basic qualifications include a Bachelor's degree in Electrical, Computer, or Mechanical Engineering, 15+ years of technical experience in defense/aerospace, and 5+ years managing technical programs. A Master's degree, PMP/DAWIA PM Certification, and experience with AS9100, DoD acquisition processes, risk management, and subcontract management are preferred.