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.

STS Training Specialist

Company: Leidos

Location: Aberdeen, MD

Posted Dec 19, 2024

Leidos is seeking a Training Specialist for the National Security Sector to develop, instruct, and support Warfighter requirements for Operator and Maintainer New Equipment Training (NET) analysis, design, development, implementation, evaluation, and maintenance of training packages for satellite communication (SATCOM) equipment, baseband system components, radios, line of sight (LOS), wireless fidelity (Wi-Fi) and various other systems within the Project Manager Tactical Network (PM TN) architecture. The role involves creating customized training plans, providing classroom instruction, and field level training on TN systems. The position can be located at Fort Cavazos TX, Fort Eisenhower GA or Aberdeen Proving Grounds MD. The ideal candidate should have a Bachelor's Degree with 3 or more years of experience or equivalent Military Occupation Specialty (MOS) in lieu of degree and 4 years of hands on experience on related TN (formerly WIN-T) systems, active DoD secret security clearance, technical understanding and experience with TN systems, fundamental understanding of SATCOM, LOS, and Wi-Fi systems, and LAN and WAN networking experience. Minimum of 80% CONUS and OCONUS travel is required.

IT and Cyber Support Manager / Lead

Company: Leidos

Location: Portsmouth, OH

Posted Dec 19, 2024

The IT and Cyber Support Manager / Lead is responsible for leading and managing multiple technology projects, ensuring they are completed on time, within budget, and to the satisfaction of all stakeholders. The job requires excellent leadership skills, technical background, and experience in project management tools such as Microsoft Project.

Senior Systems Engineer

Company: Leidos

Location: Lexington, KY

Posted Dec 19, 2024

The Senior Systems Engineer role involves maintaining, designing, and implementing network infrastructure, ensuring stability, security, and efficiency. Responsibilities include managing routers, switches, firewalls, wireless access points, and VoIP systems. The role requires strong technical knowledge, excellent communication skills, attention to detail, and leadership abilities. A Bachelor's degree in Computer Science or related field, along with 15 years of experience, is required. Relevant certifications are desirable.

Systems Engineer Intern

Company: Leidos

Location: Clemson, SC

Posted Dec 19, 2024

Leidos is seeking a systems engineering intern to plan and design system interfaces for security software products. The role involves coordinating with cross-functional teams, Enterprise Product Teams, and various engineering teams to ensure system of systems (SoS) interoperability. Key responsibilities include developing interface solutions, creating OpenAPI Specification (OAS) documentation, and participating in integration and test efforts. The ideal candidate should have experience with functional flow diagrams, Agile development, configuration management, and software design patterns.

Systems Administrator

Company: Leidos

Location: Orlando, FL

Posted Dec 19, 2024

Leidos is offering an exciting opportunity for an experienced Systems Administrator to support several Programs in the Orlando Area. The role involves designing, implementing, and maintaining complex information systems, including physical facility infrastructure, virtual devices, and physical networking devices. The ideal candidate should have a Bachelor's degree and 2+ years of IT-related experience, with expertise in Windows and Linux administration, network administration, and system hardening. They should also have knowledge of SSL certificates, Microsoft SQL server administration, and Splunk. The role requires self-motivation, strong communication skills, and the ability to manage multiple priorities. Leidos offers a competitive pay range and opportunities for professional growth.

Service Desk Analyst

Company: Leidos

Location: Worcester, United Kingdom

Posted Dec 19, 2024

Leidos is seeking a Service Desk Analyst to join their growing operational support team. The role involves providing first line customer support, technical assistance for computer systems, software, and hardware issues. The candidate must be eligible for security clearance (DV) and maintain it. Key responsibilities include regular maintenance of ticket progress information, responding to interactions via various channels, and ensuring high customer satisfaction. Previous experience in a service desk environment, good IT skills, strong customer service skills, and the ability to work under pressure are required. Leidos offers a collaborative culture, support for career goals, and a comprehensive employment package including a pension scheme, private medical insurance, and flexible benefits.

Capture Executive

Company: Leidos

Location: Reston, VA

Posted Dec 19, 2024

Leidos is seeking a Capture Executive Vice President for their Capture Operations and Excellence Organization in Reston, VA. The role involves leading development and implementation of capture for strategic, high-value opportunities, developing and executing capture plans, and establishing customer engagement and intelligence. The ideal candidate should have a Bachelor's degree, 15+ years of related experience, and exceptional leadership, communication, and interpersonal skills. The position offers a competitive pay range and the opportunity to make a significant impact in a diverse and talented team environment.

Mechanical Design Engineer - Composites

Company: Leidos

Location: Huntsville, AL

Posted Dec 19, 2024

Leidos Defense Systems is looking for a Mechanical Design Engineer with Composites Material Development experience. The ideal candidate will have a Bachelor's or Master's degree in Mechanical or Aerospace Engineering, along with 6-12 years of relevant experience. They should be proficient in CAD software, 3D modeling, and have experience in developing composite structural systems. The role involves supporting spaceflight programs, applying mechanical engineering principles, and working collaboratively in a multidisciplinary team. Preferred qualifications include experience with NASA or commercial space hardware development, and familiarity with SOLIDWORKS, CATIA, Creo, and PDM/PLM systems. The position is based in Huntsville, North Alabama, and requires secret clearance eligibility.

Senior Cloud System Administrator

Company: Leidos

Location: Columbus, OH

Posted Dec 19, 2024

Leidos' Defense Group's Digital Modernization Sector is seeking a Senior Cloud Systems Administrator for the GIG Service Management - Operations II (GSM-O II) contract. The role, based in Columbus, OH, involves designing, developing, configuring, and managing mixed Windows and Linux environments. Key responsibilities include working with government DBAs and system administrators, providing technical expertise, executing changes, and maintaining systems in a cloud environment. The ideal candidate will have a Bachelor's or Master's degree in a related field, DoD Secret Clearance, and Security+ Certification. Experience with cloud computing, Red Hat Enterprise Linux (RHEL), Oracle databases, and IL6 AWS GovCloud site is required. Preferred qualifications include experience with Red Hat Enterprise Linux (RHEL), Cloud Computing, Oracle PL/SQL, and automation scripting.

Systems Engineer - CAD Manager

Company: Leidos

Location: Washington, DC

Posted Dec 19, 2024

The Leidos Digital Modernization Sector is hiring a mid-to-senior level Systems Engineer - CAD Manager for the National Airspace System (NAS) Integration Support Contract (NISC IV) team in Washington D.C. The role involves providing Configuration Management and administrative support to the AJW-243, En Route and Enterprise Facilities Team (E&EFT). Key responsibilities include software deployment, error reporting, research, data classification, report preparation, and facility design support. The position is fully remote with potential for up to 10% travel. Required qualifications include a Bachelor's degree, 10+ years of relevant experience, expert knowledge in Autodesk AutoCAD, Adobe Acrobat Pro or Bluebeam Revu, and various CAD standards.

Lead Splunk Engineer

Company: Leidos

Location: Remote

Posted Dec 19, 2024

Leidos is seeking a Splunk Engineer SME for a high-profile Cybersecurity Task Order. The role involves installing and maintaining Splunk infrastructure, gathering customer requirements, onboarding data, and assisting end users. The SME will also manage multiple assignments, lead a team of Splunk engineers, and design and maintain customer-supported tools and platforms. The ideal candidate should have a Bachelor's or Master's degree in a related field with 12-15 years of experience in system administration, database administration, network engineering, software engineering, or software development, with a focus on Cybersecurity. They should possess a Current Splunk Enterprise Certified Architect certification, expert-level knowledge of Splunk Enterprise Security, and proficiency in Splunk data onboarding and configuration. The role also requires strong written and oral communication skills, experience with FISMA, NIST, NSA, and other cybersecurity policies, and proficiency in SQL and scripting languages.

Intrusion Analyst

Company: Leidos

Location: Boulder, CO

Posted Dec 19, 2024

Leidos Civil Group is seeking a Cyber Analyst for their Security Operations Center (SOC) in Fairmont, WV or Boulder, CO. The successful candidate will support 24/7 operations, handle incidents, analyze log data, and identify process improvements. Basic qualifications include a Bachelor's degree, 2+ years of relevant experience, and a SOC analyst certification. Preferred qualifications include hands-on cybersecurity experience, understanding of threat life cycle, and familiarity with NOAA mission. The role offers career growth opportunities and competitive pay range of $67,600.00 - $122,200.00 per year.

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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