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.
Implementations/Activations Network Engineer III
Company: Leidos
Location: O'Fallon, IL
Posted Jan 24, 2025
Cloud Services Engineer
Company: Leidos
Location: Fayetteville, NC
Posted Jan 24, 2025
Leidos' Digital Modernization Sector is seeking a Cloud Services Engineer for multiple openings. The role involves working with USSOCOM's Enterprise Development, Application, and Training (EDAT) mission, focusing on providing innovative, data-driven solutions and enhancing enterprise architecture. Key responsibilities include leading cloud solution design, deployment, and maintenance across AWS, Azure, and hybrid environments. The engineer will also develop cloud architecture frameworks, oversee day-to-day operations, implement cost-optimization strategies, and ensure adherence to DoD security and compliance requirements. Collaboration with cross-functional teams and stakeholders is essential to align cloud solutions with mission objectives.
Cyber Security Watch Officer (CSWO)
Company: Leidos
Location: Washington, DC
Posted Jan 24, 2025
Leidos' Digital Modernization sector is actively seeking Cyber Security Watch Officers (CSWO) for the GSM-O effort at the Pentagon. The role involves supporting the Joint Network Operation and Support Center (JNOSC) with cyber defense and network assurance issues. Applicants must have a minimum Secret clearance with ability to obtain TS/SCI, DoD 8570 IAT II or higher certification, and relevant experience. The job involves 24/7 operations, shift work including weekends, and a brief ramp-up period on weekday day shift. Leidos offers competitive compensation, benefits, and a collaborative culture.
Software Engineer
Company: Leidos
Location: Chantilly, VA
Posted Jan 24, 2025
Leidos is seeking a Software Developer for a prestigious program involving Identity Access Credential Management (ICAM) solutions. The role involves developing Cloudformation scripts, writing custom scripts for EC2 instances, and leveraging Python, Java, and NodeJS. The company offers competitive benefits, including paid time off, flexible schedules, and education support. Leidos prioritizes employee growth and development, and the Software Engineer will work under exceptional industry leadership.
Cloud and Data Center Sales Engineer
Company: Leidos
Location: Reston, VA
Posted Jan 24, 2025
Leidos Digital Modernization Sector is hiring an experienced Sales Engineer for the Cloud and Data Center Practice Area at their Reston, VA headquarters. The role involves bridging technical expertise and business development, promoting Leidos cloud solutions to federal clients, and driving successful adoption of Leidos repeatable offerings. Key responsibilities include maintaining deep understanding of cloud computing platforms, articulating technical benefits, staying informed about cloud trends, and collaborating with various teams to design and implement cloud solutions. Basic qualifications include a Bachelor's degree with 12+ years in software development or engineering roles, extensive experience in cloud technologies, and proven track record in resolving complex technical challenges.
Geologic Modeler
Company: Leidos
Location: Remote
Posted Jan 24, 2025
Leidos is looking for a Geologic Modeler to handle hydrogeologic investigations, groundwater modeling, and environmental data visualization tasks across the U.S. The role can be remote or based in Leidos offices in Twinsburg, Ohio; Bothell, Washington; Earth City, Missouri; or Reston, Virginia. The Geologic Modeler will support environmental investigation and remediation projects, including numerical modeling, contaminant fate and transport modeling, data visualization, trend analysis, task/project management, data analysis, interpretation, and report preparation. The ideal candidate should have a Bachelor's degree in geology, hydrogeology, mining engineering, environmental engineering, or a relevant field with a minimum of 5 years of experience. Proficiency in 3D and 2D data visualization software, MS Office tools, and interpretation of various data types is required. The role involves collaborating with Leidos Project Managers, Senior and Junior Staff, and interfacing with multiple Leidos offices and subcontractors. The pay range is $72,150.00 - $130,425.00.
Senior Transmission Line Engineer
Company: Leidos
Location: Park City, UT
Posted Jan 24, 2025
Leidos is currently seeking a Senior Transmission Line Engineer to join a dynamic team working on high-voltage and extra high-voltage transmission line design projects. The successful candidate will apply various standards in engineering and design, perform analyses, prepare documents, and work with a multi-person team. The project is in the proposal stage, offering the unique chance to shape and influence it from early stages. The role involves working with clients, project planning, environmental, permitting, and construction management personnel. Leidos values employee well-being and offers competitive benefits, training, and a diverse, inclusive workplace.
Application Engineer
Company: Leidos
Location: Tampa, FL
Posted Jan 24, 2025
Leidos' Digital Modernization Sector is seeking Application Engineers for a new opportunity to work with USSOCOM's Enterprise Development, Application, and Training (EDAT) mission. The role involves designing, developing, and implementing scalable applications for cloud-based and on-premise environments, focusing on rapid development and deployment of technologies to enhance SOF mobility and readiness. Key responsibilities include application modernization, technology integration, and adherence to strict data sovereignty and security measures. The ideal candidate should have a Bachelor's degree in a relevant field, at least two years of application development experience, and relevant technical certifications. Familiarity with USSOCOM operational environments and DoD compliance standards is advantageous.
Senior Industrial Security Representative/Facility Security Officer
Company: Leidos
Location: Alexandria, VA
Posted Jan 24, 2025
The Digital Modernization Group at Leidos is hiring for a Senior Industrial Security Representative (ISR)/Contractor Program Security Officer (CPSO) position in Alexandria, VA. The role involves safeguarding industrial installations, resources, and classified information, managing clearance prescreening, verification, and maintenance, and ensuring adherence to federal laws and regulations. The ISR/CPSO will work under the guidance of the Leidos Defense & Intel IT, Business Area Security Manager, implementing Leidos security standards and practices. Key responsibilities include managing Open Storage Spaces (OSS) and Sensitive Compartmented Information Facilities (SCIFs), processing DD254s, conducting routine inspections, maintaining databases, and coordinating with security professionals and external stakeholders. The ideal candidate should have a BA/Masters degree with relevant experience, knowledge of NISPOM and DoD security guidance, and an active TS/SCI access with a CI poly.
AWS Cloud Engineer - TS/SCI Polygraph Required
Company: Leidos
Location: Chantilly, VA
Posted Jan 24, 2025
Leidos is seeking a senior AWS cloud engineer with Linux Systems Administration skills for a position in Chantilly, VA. The ideal candidate will be an independent thinker, excellent problem solver, and have strong communication skills. They must be capable of working in cross-functional teams and have experience with AWS cloud infrastructure, Ubuntu Linux administration, and Salt Stack. A TS/SCI With Poly clearance is required. The role involves provisioning, configuring, and maintaining AWS cloud infrastructure, ensuring system availability, performance, security, and scalability, and managing production systems. The pay range is $104,650.00 - $189,175.00.