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.
Help Desk Lead
Company: Leidos
Location: Stafford, VA
Posted Jan 23, 2025
Leidos National Security Sector is seeking a Help Desk Lead in Quantico, VA. The role involves leading a 3-tier Help Desk for the Operations and Support Services program, requiring daily onsite support at Stafford, VA. Key responsibilities include task planning, ticket management, system administration, technical support, and written documentation. Required qualifications include active Top-Secret Clearance, US Citizenship, Bachelor's Degree, 4-8 years of experience, and 3+ years as a help desk lead. Exceptional communication skills and Microsoft Office Suite proficiency are essential. Preferred qualifications include experience with diverse user bases and interfacing with international agencies.
Sr Principal Radar/Signal Processing Engineer
Company: Leidos
Location: Xenia, OH
Posted Jan 23, 2025
Leidos Defense Systems is looking for a Sr Principal Radar/Signal Processing Engineer to join their Dayton, Ohio office. The ideal candidate will have a strong background in radar, digital signal processing, and RF communication theory, with experience in designing and implementing firmware and software for RF simulators. The role involves working with a highly technical team on projects supporting the Scientific and Technical Intelligence community and the Air Force Research Laboratory Sensors Directorate. The position requires a Master's degree or equivalent experience, strong coding skills in C/C++, and technical leadership experience. The candidate must also possess excellent communication skills and be a US Citizen with a Final Secret Clearance or ability to obtain one.
Senior Substation Protection and Control Engineer
Company: Leidos
Location: Minneapolis, MN
Posted Jan 23, 2025
Leidos is seeking a Senior Substation Protection & Control Engineer for a dynamic role in the Greater Minneapolis, MN area. The successful candidate will design substation protection and control projects for electric utilities, working with renewable energy integration. They will use their knowledge of digital logic design, AC and DC circuits, and interface with various utility clients. The role offers career development opportunities, including EIT, PE, and PMP certifications, along with technical and non-technical training. The ideal candidate will have a Bachelor's degree in electrical engineering, senior-level experience in substation protection control design, and excellent communication skills.
Cyber Threat Hunt Analyst - Mid
Company: Leidos
Location: Ashburn, VA
Posted Jan 23, 2025
Leidos is hiring an experienced Cyber Threat Hunt Analyst to join their team supporting U.S. Customs and Border Protection (CBP). The role involves conducting in-depth technical analysis of network and endpoint logs, executing cyber threat hunts, and preparing technical reports. The analyst will also be responsible for maintaining a comprehensive understanding of the cyber threat landscape, preparing risk analysis, and creating new security content. Basic qualifications include a minimum of five years of professional experience in incident detection and response, malware analysis, or cyber forensics, and proficiency in scripting languages. Required certifications include CompTIA Cyber Security Analyst (CySA+), CompTIA Linux Network Professional (CLNP), CompTIA Pentest+, or CompTIA Cybersecurity Analyst (CySA+).
Sr. Communications Specialist - Tech Editor w active TS/SCI Poly
Company: Leidos
Location: Chevy Chase, MD
Posted Jan 23, 2025
Leidos is seeking a Senior Communications Specialist - Tech Editor for a critical Intelligence Community program in Bethesda, MD. The role involves providing high-level technical editing services, ensuring analytic products meet high standards of clarity, accuracy, and compliance. The candidate must have a TS/SCI security clearance and polygraph, along with extensive experience in technical editing, particularly within the intelligence community. The position offers competitive benefits and the opportunity to work independently and in a team environment, contributing to the success of the customer's mission.
Signals Senior Systems Engineer
Company: Leidos
Location: Alice Springs, Australia
Posted Jan 23, 2025
Research Associate I
Company: Leidos
Location: San Diego, CA
Posted Jan 23, 2025
Leidos is seeking a Research Associate I for the Naval Health Research Center's Warfighter Performance Department in San Diego, CA. The successful candidate will support research projects focusing on physiology, performance, sleep, and fatigue. The role involves planning and executing research, data collection, analysis, and contributing to scientific literature. Required qualifications include a Bachelor's degree in a related scientific field, 2 years of research experience, and proficiency in data processing software. Preferred qualifications include familiarity with HIPAA, military research experience, and ability to travel.
Senior Substation Civil Structural Engineer
Company: Leidos
Location: Houston, TX
Posted Jan 23, 2025