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.
Cyber Security Engineer
Company: Leidos
Location: Chantilly, VA
Posted Jan 23, 2025
Leidos' National Security Sector is hiring a Cyber Security Engineer to assist an Intelligence Community client in transitioning from outdated systems to Next Generation Architecture. The successful candidate will join an Agile team, contributing to both new development and operations & maintenance. The role requires an active TS/SCI security clearance, a Bachelor's degree and 12+ years of experience, or equivalent, in developing security policies and guidance. Proficiency in security assessment tools like Nessus, WireShark, etc., and experience in risk management, incident investigation, and technical documentation are essential. Familiarity with cloud-based systems, Agile environments, and relevant certifications (CISSP, CompTIA Security+, CEH) is highly desirable. The pay range is $126,100.00 - $227,950.00.
Sr Capture Manager - Cyber and Analytics Business Area
Company: Leidos
Location: Reston, VA
Posted Jan 23, 2025
Energy Engineer
Company: Leidos
Location: Flint, MI
Posted Jan 23, 2025
Leidos is seeking multiple Energy Engineers for positions near Detroit, Michigan. The role involves technical reviews of energy efficiency projects, developing custom energy savings estimates, and managing relationships with customers and suppliers. The ideal candidate should possess strong technical skills, excellent communication abilities, and knowledge of energy efficiency technologies. The position requires a valid driver's license and physical ability for field verification. Leidos offers competitive compensation, growth opportunities, and a supportive work environment.
Network Operations Center Analyst - 2nd Shift
Company: Leidos
Location: Arlington, VA
Posted Jan 23, 2025
Senior Software Engineer
Company: Leidos
Location: Arlington, VA
Posted Jan 23, 2025
Leidos is seeking an experienced Senior Software Engineer to join their team in Arlington, VA. The candidate will work on developing software for unmanned and autonomous ships for the US Government. Key responsibilities include designing, coding, and testing software, participating in the full software development lifecycle, and coaching junior developers. The role involves working on mission-critical software, performing peer reviews, and collaborating on continuous process improvement. The team handles ship automation, autonomous navigation, sensor processing, and communications. A Bachelor's degree in computer science or a related field, along with 8+ years of software development experience, is required. Familiarity with Atlassian tools, automated build processes, and military systems integration is preferred.
Short Term or As Needed Coverage - MFLC Counselor - Fort Johnson, Louisiana
Company: Leidos
Location: Natchitoches, LA
Posted Jan 23, 2025
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 work in various settings such as military units, family support, or schools. The MRR model offers benefits like no insurance filing, no progress notes, and free CEUs. The position is for an interim assignment at Camp Dodge, Iowa, supporting Service Members and their families.
Onsite Construction Manager - Electrical Engineer
Company: Leidos
Location: Boston, MA
Posted Jan 23, 2025
Leidos is looking for an Electrical Engineer with construction management experience to join the NISC IV team. The role involves supporting the FAA's Eastern Service Area, overseeing construction projects for Air Traffic Control facilities across the eastern US and Caribbean. The ideal candidate should have a Bachelor's or Master's in Electrical Engineering, relevant construction experience, and ability to travel extensively. Key responsibilities include ensuring contractor compliance with FAA policies, on-site supervision, quality assurance, and coordination with stakeholders. The job requires strong communication skills, knowledge of construction methods and codes, and ability to work in challenging conditions.
Software Engineer
Company: Leidos
Location: Gambrills, MD
Posted Jan 23, 2025
Leidos' Digital Modernization Sector is seeking a Cross Domain Systems Engineer for their Fort Meade, MD office. The role involves supporting and developing cross domain technologies, ensuring security compliance, and working in both waterfall and agile project management frameworks. Key responsibilities include developing customer cross domain technologies, working with internal managers and customers to shape requirements, conducting performance analysis, and systems integration, test, and deployment. The ideal candidate should have a Bachelor's degree in a technical discipline, 8-12 years of related experience, and proficiency in code revision tools, Agile, CI/CD, Git, Gitlab, Microsoft coding tools, distributed systems, network architecture, requirements management, software testing, and Linux/Microsoft operating systems. Current DoD 8570 IAT Level I or higher certification, active Top Secret clearance, and eligibility to obtain SCI are required. Preferred qualifications include advanced degrees, knowledge of Python, Java, Shell scripting, advanced Linux experience, and experience with Network Devices, MySQL Database, Microsoft Active Directory, and Broadcom Layer7 or other API-based application gateways.