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.

Splunk Engineer Jr.

Company: Leidos

Location: Ashburn, VA

Posted Nov 20, 2024

Leidos is seeking a Splunk Engineer JR. for a mid-level role in the Department of Homeland Security's Customs and Border Protection (CBP) Security Operations Center (SOC). The engineer will support the full system engineering life cycle, including requirements analysis, design, development, implementation, integration, test, and documentation. The role involves managing a large distributed clustered Splunk environment, onboarding new data sources, building dashboards, searches, reports, and maintaining Splunk configuration files and apps. The engineer will interact with end users, senior management, and use automation tools like Ansible. Basic qualifications include a Bachelor's degree with 3-8 years of IT experience, proficiency in Linux, Splunk, Ansible, and scripting languages. Preferred qualifications include experience in automating Splunk deployments in a cloud environment, FISMA Systems requirements, and tools like Confluence, JIRA, and ServiceNow.

Senior Software Engineer - TS/SCI Polygraph

Company: Leidos

Location: Chantilly, VA

Posted Nov 20, 2024

Leidos is seeking a senior software engineer to join a small development team. The role involves participating in all aspects of the software development life cycle, including requirements definition, coding, system testing, and documentation. The ideal candidate should have strong problem-solving skills, excellent communication abilities, and experience in recommending and critiquing technical solutions. The position requires proficiency in Java, Java EE, Spring, JPA or Hibernate, Tomcat, web technologies, scripting languages, Agile methodologies, and version control systems like git. The candidate must also be comfortable with Linux command line and cloud development. While not mandatory, experience with OCONUS deployments, AWS integration, Android app development, and Linux system administration is preferred.

Data Driven Software Developer

Company: Leidos

Location: Remote

Posted Nov 20, 2024

The Leidos Digital Modernization Group is seeking a Software Developer with a data background for the Global Management Systems (GMS) Team. The role involves designing and developing software for multiple GMS Innovations portfolio projects, including AI solution capabilities and data integration into Confluent (Kafka) and Elastic platforms. The candidate will work in a fast-paced, Agile development environment, collaborating with a geographically distributed team. Key responsibilities include designing, developing, documenting, testing, and deploying software in Python, JavaScript, Java, and SQL. The role also involves creating Kibana visualizations, developing Kafka system integrations, and deploying updates/upgrades of Kafka and Elastic clusters. Basic qualifications include a Bachelor's degree in a relevant technical discipline, 2+ years of related experience, and an active Secret DoD Security clearance.

AWS & Azure Administrator

Company: Leidos

Location: Washington DC

Posted Nov 20, 2024

Leidos is looking for an AWS and Azure Administrator to support the DHS Cyber Assessments Program. The job requires experience with cloud computing, cybersecurity, and IT service management. The company is committed to innovation, customer success, and community involvement.

Senior Penetration Tester

Company: Leidos

Location: Washington DC

Posted Nov 20, 2024

Leidos is looking for a Senior Penetration Tester to support the DHS Cyber Assessments Program. The job requires knowledge of penetration testing best practices, experience with various tools, and a strong understanding of web application and network based penetration testing security tools.

All Source ISR Scenario Developer SME

Company: Leidos

Location: Las Vegas, NV

Posted Nov 20, 2024

Leidos is seeking a seasoned Intelligence professional for a Synthetic ISR Scenario Design Analyst ELINT SME position at Nellis AFB, Nevada. The role involves providing Modeling and Simulation expertise for advanced ISR testing, tactics development, and training integration. The candidate should have a strong background in radar capabilities and All Source Intelligence tools. Key responsibilities include designing synthetic scenarios, researching and analyzing intelligence data, and maintaining situational awareness of adversary tactics. Required qualifications include a Bachelor's degree or Master's degree with extensive experience in radar theory, a current Top Secret SCI Security Clearance, and knowledge of intelligence collection processes.

Security Team Lead

Company: Leidos

Location: Chevy Chase, MD

Posted Nov 20, 2024

Leidos Dig Mod Health IT division is recruiting a Security Team Lead for a significant network services project in Montgomery County, MD, supporting the National Institutes of Health (NIH) Center for Information Technology (CIT). The role involves maintaining stable operations, delivering innovation, and ensuring robust network security. Key responsibilities include managing cybersecurity governance, risk, and compliance, leading a team of security engineers, and implementing new security projects. The ideal candidate should have a Bachelor's degree in a related field, at least seven years of network security experience, and active CCNP or CCIE certification. Preferred qualifications include CISSP certification, ITIL 4, and operational experience with cloud or software-defined networking.

Industrial Security Representative (ISR)/Contractor Special Security Officer (CSSO)

Company: Leidos

Location: Columbia, MD

Posted Nov 20, 2024

Leidos Inc. is seeking an Industrial Security Representative (ISR)/Contractor Special Security Officer (CSSO) for their National Security Sector in Columbia, MD. The role involves implementing and maintaining the industrial security program, ensuring company and customer security requirements are met, and managing onsite security of the facility. The ISR/CSSO will also interface with executive leadership, perform complex security tasks, and review/implement necessary revisions to SCIF Standards, Practices and Procedures. Desired competencies include critical thinking, judgment and decision-making, compliance, communication, and customer relationship management. Required experience includes a Bachelor's degree or equivalent experience in a related discipline, experience in SCIF administration, understanding of DoD and IC personnel security requirements, and active Top Secret clearance with SCI eligibility. Preferred experience includes accreditations/certifications as a CSSO or FSO, experience drafting subcontractor DD254s, and developing security SOPs.

Network Specialist

Company: Leidos

Location: Other US Location

Posted Nov 20, 2024

Leidos is looking for a Network Specialist to provide support at a customer site at Goodfellow AFB in TX. The successful candidate will be responsible for troubleshooting and problem resolution in a production environment, and must have experience with Cisco Devices, Cisco Switches, and other network protocols.

Network Architect

Company: Leidos

Location: Washington DC

Posted Nov 20, 2024

The job posting is for a network engineer position at Leidos, a company that delivers innovative solutions through its diverse and talented people. The job requires experience in designing and architecting routed and switched networks, operating and troubleshooting network routers and switches, and maintaining networked computers. The company offers a competitive pay range and a positive work environment.

Software Architect

Company: Leidos

Location: Washington, DC

Posted Nov 20, 2024

Leidos is seeking a Senior Software Architect for the Global Solutions Management - Operations II (GSM-O II) contract. The role involves working with a team of software engineers, providing technical expertise in CI/CD, SecDevOps, and Software Configuration Management. The candidate will develop automated CI/CD build/deployment pipelines, lead software configuration management, and design, develop, document, test, and deploy software. The position requires a DoD TS/SCI clearance, a Bachelor's degree, and extensive experience in DevOps, containerization, and cloud computing. Strong communication skills are essential for collaboration with a geographically distributed team.

Product Manager

Company: Leidos

Location: Remote

Posted Nov 20, 2024

Leidos is seeking an experienced Product Manager for a government customer role. The ideal candidate will lead a team of Product Owners, responsible for product planning and execution throughout the product lifecycle. They should have a deep understanding of product management for software solutions, preferably within software development and enterprise IT. The role involves gathering and prioritizing product and customer requirements, defining the product vision, and ensuring customer satisfaction. The candidate must be a US Citizen or Green Card Holder, with the ability to obtain a level 4 Public Trust Clearance. They should have initiative, drive, and a data-driven decision-making approach. The role is primarily telecommute, with occasional onsite meetings in the DC Metro area.

Frequently Asked Questions

What is it like to work at Leidos?
Leidos offers a collaborative environment focused on mission‑driven projects. Employees benefit from flexible work arrangements, competitive health coverage, and tuition‑support programs. The culture emphasizes continuous learning, with internal training and certification pathways for cybersecurity, cloud, and data science.
What types of positions are available at Leidos?
Leidos needs talent in software development, data analytics, AI research, cybersecurity, systems engineering, project management, and technical writing. Roles range from entry‑level developers to senior architects, with opportunities in cloud platforms, edge computing, and defense‑grade systems.
How can I stand out as a Leidos applicant?
Tailor your resume to highlight mission‑aligned projects, quantify results, and list relevant certifications (e.g., CISSP, AWS Certified Solutions Architect). Showcase problem‑solving through portfolio or code samples, and mention experience with agile or defense‑grade standards. Leverage employee referrals through the Leidos LinkedIn group and prepare to discuss how your background supports national security or public‑health initiatives.

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