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.
Fluid Mechanics Design Engineer
Company: Leidos
Location: Huntsville, AL
Posted Jan 24, 2025
The Leidos Defense Sector is seeking a Fluid Mechanics Design Engineer for their Huntsville, Alabama office. The role involves leading the design, development, integration, and testing of fluid flow components and systems for various ground-based weapon systems and antenna systems. Key responsibilities include applying engineering principles to develop and refine complex fluid mechanics systems, such as hydraulic, pneumatic, and thermal management systems. The candidate will also be responsible for fluid system architecture, component and system trades, bill of material development, specification development, 3D CAD modeling, fluid flow analysis, and fabrication and integration drawings. Collaboration with the design and project team, along with hands-on manufacturing and test support, is expected. The ideal candidate should have a Bachelor's degree in Fluid Mechanics, Hydraulics Engineering, Mechanical Engineering, or equivalent, with 8+ years of experience or 4+ years with an MS degree. They must have a minimum of 4+ years of fluid mechanics design engineering experience in hydraulics, pneumatics, thermal management, or phase-change systems. The candidate should be a US Citizen with a Final Secret Clearance or eligibility to obtain one. Experience with Creo, SolidWorks, and Geometric Dimensioning and Tolerancing is preferred. The pay range for this role is $104,650.00 - $189,175.00.
Business Analyst
Company: Leidos
Location: Newark, NJ
Posted Jan 24, 2025
Leidos is seeking a Business Analyst for a challenging role in the energy efficiency space, working with a top 10 U.S. electric company. The role involves coordinating system requirements, change management, and developing solutions requiring deep technical knowledge. Responsibilities include analyzing business processes, documenting process flows, and translating business requirements into technical specifications. The ideal candidate will have a Bachelor's degree in Computer Science or related field, 4+ years of experience as a Business Analyst, and strong communication and analytical skills. The position is based in Newark, NJ, with a pay range of $72,150.00 - $130,425.00.
Knowledge Manager
Company: Leidos
Location: Washington DC
Posted Jan 24, 2025
Leidos, a technology-enabled solutions provider, is seeking a Knowledge Manager for the Defense Combating Terrorism Office of an Intelligence agency. The role involves aligning processes and technology for information sharing, compiling reports on performance metrics, disseminating intelligence products, and demonstrating expertise in intelligence production. The ideal candidate should have an active Top SecretSCI TSSCI security clearance, a Bachelor's or Master's degree, and 8-12 years of Department of Defense or Intelligence Community Knowledge Management experience. Familiarity with Tableau is a plus. The pay range is $104,650 - $189,175.
Chief Engineer
Company: Leidos
Location: Huntsville, AL
Posted Jan 24, 2025
Leidos Defense Systems is looking for a Chief Engineer to lead the Open-Air Advanced Radar Program (OAARP). The role involves managing a team of over 60 scientists, engineers, and technicians, providing technical leadership, and ensuring effective communication with the customer. The ideal candidate should have a strong engineering background, preferably in electrical, mechanical, or aerospace engineering, with at least 13-20 years of experience in the defense industry. They must possess excellent analytical skills, problem-solving abilities, and experience in radar requirements development and verification testing. Knowledge of MATLAB, signal processing, and collaboration tools like GIT, JIRA, and CI/CD pipelines is highly valued. The position requires U.S. citizenship, active Final Secret Clearance, and residency in or willingness to relocate to the Huntsville, North Alabama area.
Senior Knowledge Manager
Company: Leidos
Location: Washington DC
Posted Jan 24, 2025
Leidos, a technology-enabled solutions provider, is seeking a Senior Knowledge Manager for the Defense Combating Terrorism Office of an Intelligence agency. The role involves aligning processes and technology for information sharing, compiling reports on performance metrics, disseminating intelligence products, and demonstrating expertise in intelligence production. The ideal candidate should have an Active Top SecretSCI TSSCI security clearance, a Bachelor's degree with 17-20 years of DoD/IC Knowledge Management experience, or a Master's degree with 12-15 years of experience. Familiarity with Tableau is a plus. The pay range is $126,100 - $227,950.
Machine Learning Signal Processing Engineer
Company: Leidos
Location: Ann Arbor, MI
Posted Jan 24, 2025
Leidos is seeking machine learning and signal processing engineers for openings in Ann Arbor, Michigan or Beavercreek, Ohio. The role involves working on remote sensing applications, developing combat identification algorithms, and collaborating with customers. The ideal candidate should have a degree in Computer Science, Electrical Engineering, Physics, or Applied Mathematics, strong programming skills in Python and/or C++, and knowledge of machine learning packages. The position requires onsite work for security reasons but offers flexible hours and remote work options. The pay range is $67,600.00 - $122,200.00.
Senior Proposal Writer with Top Secret Clearance
Company: Leidos
Location: Columbia, MD
Posted Jan 24, 2025