Jobs at Leidos
26,589 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 Client Executive
Company: Leidos
Location: Reston, VA
Posted Oct 09, 2024
Leidos is seeking a Cybersecurity Client Executive to lead cybersecurity initiatives in the Health & Civil Sector. The ideal candidate should be a strong technical leader with experience in managing large projects and leading teams. The role involves executing sector-wide cybersecurity strategy, serving as a security evangelist, and providing advisory guidance to sector leadership. The candidate will also be responsible for operational technology security, Zero Trust, emerging technologies, building and leading a security team, customer exchanges, new business growth, and collaboration with other sectors. Basic qualifications include a Master's degree in Math, Science, or Engineering with 15+ years of relevant experience, and prior roles with hands-on technical responsibilities. Preferred qualifications include a PhD, active Secret security clearance, and experience as a Chief Information Security Officer.
Project Coordinator
Company: Leidos
Location: San Diego, CA
Posted Oct 09, 2024
Leidos is seeking an experienced Project Coordinator for a cybersecurity program in San Diego, CA. The role involves managing and coordinating projects related to cryptographic key management and information assurance. The ideal candidate should have a BA or BS degree, be able to obtain a secret clearance, and possess strong organizational, leadership, and communication skills. Familiarity with agile software development methodologies and project management experience is preferred. The pay range is $55,250.00 - $99,875.00.
Power Delivery Project Management Intern
Company: Leidos
Location: Framingham, MA
Posted Oct 09, 2024
Leidos Engineering is seeking a Power Delivery Project Management Intern for their Framingham, MA office. 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, technical and non-technical training, leadership opportunities, mentorship, and training. 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, analytical, and problem-solving skills.
Junior Software Engineer
Company: Leidos
Location: Lawton, OK
Posted Oct 09, 2024
Leidos Defense Systems is currently hiring for a Software Engineer in Lawton, OK. The role involves working on Counter-Unmanned Aircraft Systems (C-UAS) and collaborating with a local and remote software team. The successful candidate will have the opportunity to contribute to multiple components of the rapidly evolving C-UAS, from backend algorithm optimization to frontend UI/UX design. The position requires a Bachelor's degree in Software Engineering, Computer Science, or Computer Engineering, and at least 2 years of relevant experience. Strong competency in C++ or C# and WPF is necessary, along with a solid understanding of algorithms, data structures, and design patterns. The candidate must be a resident of Lawton, OK or willing to relocate, and be able to obtain a Secret level security clearance.
Senior Modeling and Simulation (M&S) Engineer
Company: Leidos
Location: Remote
Posted Oct 09, 2024
Leidos is seeking a Senior Modeling and Simulation Engineer with a healthcare background to join their Human Systems Integration division. The role involves participating in cross-functional teams to provide Human Factors Engineering and Human Systems Engineering Services. The engineer will support planning and performance of studies for assessments, evaluations, and analyses to improve interactive systems. They will work closely with team members to provide simulation for predictive data and information, and perform simulation studies to delineate current performance from potential system performance. The ideal candidate should have a Bachelor's degree and 10+ years of relevant experience in Modeling and Simulation, with proficiency in programming languages and simulation software.
Senior Front End Software Engineer
Company: Leidos
Location: Roanoke, VA
Posted Oct 09, 2024
Leidos Managed Services Division is seeking a Senior Software Engineer with full stack experience and expertise in UI/UX. The position is located in Southwest Virginia with remote work opportunities. The ideal candidate will support and modernize cloud applications for the ATF contract, working with a team of skilled professionals. Responsibilities include designing, developing, testing, and releasing key functionality for large-scale custom software projects. The candidate should have strong knowledge of programming languages, development methodologies, and best practices. Proficiency in React, Angular JS, Vue, JavaScript, Node JS, HTML/CSS, Python, Bash, and experience with Microservices, RESTful APIs, GraphQL, JSON, relational databases, and cloud computing platforms like AWS and Azure are required. The candidate should also have experience with Agile and Scrum development methodologies, problem-solving skills, and the ability to obtain a Public Trust security clearance.
Field Service Engineer
Company: Leidos
Location: Dublin, Ireland
Posted Oct 09, 2024
Leidos is seeking a Field Service Engineer with solid relevant field service experience, preferably in an integrated systems technologies environment. The candidate must have experience maintaining and supporting large, complex, electromechanical systems, and experience working with High-Voltage Equipment. Good customer skills and the ability to work under pressure are required. The role involves providing technical and customer support for installed systems and related projects, installing, maintaining, troubleshooting/diagnosing, repairing, and testing a wide variety of airport passenger and baggage security systems. The candidate must be self-starter, work well without supervision, and accept responsibility. They must also be adaptable and willing to accept changing shifts and job requirements determined by business and customer needs. The role requires travel both domestic and international locations, and the ability to work on-call and off-shift as assigned and requested by manager or supervisor. Leidos offers a competitive employment package including a contributory pension scheme, private medical insurance, and 35 days annual leave.
Principal Systems Engineer
Company: Leidos
Location: Columbia, MD
Posted Oct 09, 2024
Leidos, a company dedicated to delivering innovative solutions, is seeking a Principal Systems Engineer in Columbia, MD. The role involves analyzing user requirements, developing system requirements specifications, and leading design and development activities. The successful candidate will provide technical leadership, contribute to system engineering documentation, and ensure the technical integrity of work performed. A Bachelor's degree in System Engineering or related discipline is required, along with 20 years of experience in Systems Engineering. The position offers competitive benefits and a pay range of $144,300.00 - $260,850.00.
Capture Director - Defense Systems
Company: Leidos
Location: Remote
Posted Oct 09, 2024
Leidos is seeking an experienced Capture Director for a position in Huntsville, AL or San Diego, CA. The role involves managing and executing the full capture life-cycle, mentoring professionals, and developing value propositions. The ideal candidate should have a BA degree and 15+ years of relevant experience, or a Master's degree with 13+ years of experience. They must possess leadership skills, knowledge of the Department of Defense, and experience with federal government budgets and acquisition processes. The candidate should also have excellent communication skills and the ability to travel up to 25% per month. A US Citizen with a Secret Clearance is required, with a Top Secret/SCI clearance preferred.
Mobile Applications Developer
Company: Leidos
Location: Ashburn, VA
Posted Oct 09, 2024
Leidos is seeking a Mobile App Developer for a mission-critical program involving development, modernization, enhancement, operation, and maintenance of DHS/CBP systems. The role requires expertise in both Android and iOS, front-end and back-end development, and experience with Java, Node JS, and databases. The candidate should have strong problem-solving skills, excellent communication, and knowledge of software design patterns. Familiarity with Agile practices, service-oriented environments, and DevOps frameworks is desired. U.S. Citizenship is required, and the candidate must be able to maintain a CBP Background Investigation.
VMWare Systems Administrator
Company: Leidos
Location: Chevy Chase, MD
Posted Oct 09, 2024
Leidos is seeking a Senior VMWare System Administrator for a 100% on-site position at the National Media Exploitation Center (NMEC) in Bethesda. The role requires extensive experience with VMware vCenter, ESXi hosts, vSAN, NSX, and datastore management. The candidate must have a Bachelor's degree and at least 8 years of relevant experience, with a preference for VCP certification. Active TS/SCI clearance with Polygraph is required. The pay range is $87,100.00 - $157,450.00.
Sr. Network Engineer (CAN/LAN)
Company: Leidos
Location: Chantilly, VA
Posted Oct 09, 2024
Leidos' Digital Modernization Sector is seeking a Network Engineer (CAN/LAN) to modernize global enterprise networks. The role involves interpreting customer requirements, documenting designs, testing new technologies, and providing technical expertise. The ideal candidate should have 16 years of experience in network engineering, including Tier III or higher operations and design, and hands-on experience with Cisco, Brocade, and Juniper hardware. Knowledge of routing and switching protocols, and experience with MPLS WANs, network management tools, and firewalls are desired. The position offers the opportunity to learn and work on MPLS WANs, and the pay range is $87,100.00 - $157,450.00.