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.

Senior Buyer

Company: Leidos

Location: Remote

Posted Nov 19, 2024

Leidos is currently seeking a Senior Buyer for a remote or on-site position in Oak Ridge, TN, Reston HQ, Huntsville, AL, Charleston, SC, or other telework locations. The role involves procurement of IT, maintenance, support, data, goods, and services. Key responsibilities include developing and negotiating favorable prices, purchase order administration, supplier management, and creating solicitations. The ideal candidate should have a Bachelor's degree with 4-8 years of experience, or equivalent, and prior experience in buying tangible goods. Familiarity with Federal Acquisition Regulations and CostPoint is preferred. The pay range is $61,750.00 - $111,625.00.

NetOps Specialist, Sr.

Company: Leidos

Location: Kansas City, MO

Posted Nov 19, 2024

Leidos is hiring a NetOps Specialist Senior in Kansas City MO to join their SMIT program, which will deliver IT services to the Navy. The job involves performing network operations and engineering support, and requires a bachelor's degree and relevant experience.

Task 6 Screening and Vetting Lead

Company: Leidos

Location: McLean, VA

Posted Nov 19, 2024

Leidos is seeking a dedicated professional for a rewarding career opportunity. The role involves working independently and in a team to support the government's mission, focusing on evolving security threats. The Screening and Vetting Lead will manage a team, set goals, and ensure successful task completion. Requirements include a BA/BS or equivalent with 8+ years of relevant experience, TS/SCI clearance, and strong leadership skills.

Principal Software Engineer

Company: Leidos

Location: Reston, VA

Posted Nov 19, 2024

Leidos is seeking a Principal Software Engineer for an immediate role. The candidate will provide Agile DevOps support to mission-critical systems, building strong systems, software, and cloud environments. They will participate in all aspects of the software development lifecycle, including scope and work estimation, architecture and design, coding, and unit testing. The role involves using Java, JavaScript, Python, SpringBoot, Hibernate, and other tools for software programming and innovation. The candidate must have extensive experience in Agile practices, Java, Spring, C2S, software development lifecycle, DevOps toolsets, software testing tools, scripting languages, Agile development environments, and commercial cloud platforms. A Bachelor's degree with 12+ years of experience or a Master's with 10+ years is required, along with US Citizenship and active TS/SCI with Polygraph. The role offers a competitive pay range of $122,200.00 - $220,900.00.

Senior Web Application Developer

Company: Leidos

Location: Indianapolis, IN

Posted Nov 19, 2024

Leidos is seeking a highly experienced Senior .NET/Web Application Developer. The ideal candidate will have deep expertise in serverless environments on cloud platforms like AWS and Azure. This role involves leading complex projects, mentoring junior developers, and collaborating with cross-functional teams. Key responsibilities include advanced web application and REST API development, SDLC and cloud infrastructure management, client engagement, software engineering, quality assurance, UI/UX collaboration, and continuous improvement. The successful candidate should have a Bachelor's degree or higher, at least 8 years of experience in web application development, and a strong proficiency in .NET/C# and JavaScript frameworks.

Senior Test Engineer

Company: Leidos

Location: Bedford, MA

Posted Nov 19, 2024

The Multi-Domain Solutions Division at Leidos is seeking Integration and Test Engineers for roles in Reston or Alexandria, VA, or Bedford, MA. The primary responsibilities involve developing and implementing test requirements, integrating hardware-software-network systems, and providing support for network and network systems. The Test Engineering team will work with vendors, design reviews, risk identification, and collaboration with various experts. Basic qualifications include a Secret clearance, a Bachelor's degree with 8+ years of experience, or a Master's degree with 6+ years of experience. Demonstrable knowledge in test engineering, automation, and network topologies is required. Preferred qualifications include experience with ABMS or JADC2 initiatives, government systems security testing, and Agile program execution.

General Administrative Support Specialist

Company: Leidos

Location: Tampa, FL

Posted Nov 19, 2024

Leidos is seeking a General Administrative Support Specialist for a role in Tampa, FL. The position involves supporting the MARCENT G1 (Force Adjutant) with expert knowledge of USMC and Joint processes. Key responsibilities include assisting in the training of new Marines, handling correspondence and records management, preparing unclassified and classified briefs, and managing Purple Heart submissions. The ideal candidate will have a Bachelor's Degree in Business Administration, extensive knowledge of Marine Corps administrative systems, an active Government Secret Security Clearance, and proficiency in Windows Software. Preferred qualifications include experience with iAPS, MCTFS, MOL, DCIPS, MART, and DON tracker, and familiarity with specific SECNAV instructions.

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

Company: Leidos

Location: Omaha, NE

Posted Nov 19, 2024

Leidos Inc. is hiring an Industrial Security Representative (ISR)/Contractor Special Security Officer (CSSO) for their Omaha, NE facility. The role involves implementing and managing the industrial security program, ensuring compliance with company and customer security requirements, and overseeing onsite security management. The ideal candidate should have a Bachelor's degree, relevant experience, and an active Top Secret clearance with SCI eligibility & Poly. Preferred experience includes accreditation as a Facility Security Officer or Communication Security (COMSEC), drafting subcontractor DD254s, and developing security SOPs.

Quality Control Manager

Company: Leidos

Location: Colorado Springs, CO

Posted Nov 19, 2024

Leidos Defense Systems Sector Aerospace business area is seeking an Operations Quality Control Manager for their Hypersonic program. The role involves implementing and overseeing aerospace quality assurance and control procedures, ensuring performance through audits and continuous improvement activities. The manager will be responsible for creating a safe and efficient operating environment, aligning operations with various standards, and managing quality control personnel. The position requires a deep understanding of aerospace, including manufacturing and integration functions, and proficiency in Microsoft Office products. The ideal candidate will have a Bachelor's Degree and 8+ years of relevant experience, or a Master's with 6+ years of experience, along with extensive experience in QA/QC systems implementation and management.

SRE Technical Manager

Company: Leidos

Location: Remote

Posted Nov 19, 2024

Leidos is seeking a highly skilled SRE Technical Manager for the Service Management Integration and Transport (SMIT) Contract. The role involves leading a team responsible for ensuring the reliability, performance, and scalability of critical systems across 6-8 SRE Pods. The manager will work closely with engineering, product, and operations teams, focusing on strategic and operational aspects of site reliability. Key responsibilities include managing and mentoring SRE teams, overseeing reliability and performance of critical systems, driving continuous improvement initiatives, and collaborating with senior leadership to define the SRE strategy. The ideal candidate should have a BS degree in a related field or a Master's with relevant experience, US Citizenship, and DoD Secret Clearance. Strong communication skills, experience in managing large-scale systems, and proficiency in automation tools are required.

Short Term or As Needed Coverage , MFLC Counselor , Naval Base San Diego (CA)

Company: Leidos

Location: San Diego, CA

Posted Nov 19, 2024

Leidos is seeking passionate, licensed mental healthcare providers to join their Mission Ready Reserve (MRR) program as Military and Family Life Counselors (MFLCs). This role involves providing counseling services to military service members and their families, preventing mental health issues from escalating. MFLCs can support adults or minors in various settings, including military units, military families, and schools. The MRR model offers benefits like no insurance filing, no progress notes, and no treatment plans. Counselors will also receive unlimited and free CEUs, reimbursement for license renewal fees, and access to health and wellness programs. The position is interim, serving at Marine Corps Air Station in Miramar, CA, with potential for additional short-term assignments.

Application Delivery Team Lead

Company: Leidos

Location: Chevy Chase, MD

Posted Nov 19, 2024

Leidos' Dig Mod Health IT division is recruiting for an Application Delivery/Load Balancing Team Lead in Montgomery County, MD. The role involves supporting the National Institutes of Health (NIH) Center for Information Technology (CIT), focusing on service-level performance efficiencies, innovation, and risk reduction. Key responsibilities include maintaining stable operations, delivering innovation, automation, leadership, network security, and performance support. The ideal candidate should have extensive networks expertise, tech roadmap experience, and relevant certifications. They must also possess experience in configuring Cisco switches, routers, and firewalls, and implementing load balancing solutions for cloud applications. The role requires interfacing with various teams, ensuring support of the technical roadmap, and maintaining monitoring solutions for applications.

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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