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.
Power Delivery Engineering Intern
Company: Leidos
Location: Houston, TX
Posted Dec 04, 2024
Leidos is seeking Electrical Engineering students for a Power Delivery Engineering Intern position in Houston, TX. The role involves partnering with senior engineers to solve real-world challenges for utility grid customers, gaining expertise in power delivery, and working on transmission, distribution, and substation engineering projects. Successful candidates can expect a fast-paced, diverse work environment with opportunities for career development, including EIT, PE, PMP certifications, and mentorship. The company is recognized as a top T&D firm by Engineering News-Record.
F5 Load Balance Network Engineer (SME)
Company: Leidos
Location: Alexandria, VA
Posted Dec 04, 2024
Leidos is seeking a Load Balance Network Engineer SME to maintain a large enterprise IT contract for the DOD. The role involves implementation, operations, and maintenance of load balancer technologies in a global enterprise across multiple networks. The ideal candidate should have experience in administering and managing F5 load balancer appliances, knowledge of PKI certificates and appliance configurations, and expertise in creating, managing, and troubleshooting load balanced IP address spaces. Leidos offers opportunities for career development, excellent work-life balance, and competitive compensation.
Short Term or As Needed Coverage , MFLC Counselor , Arizona
Company: Leidos
Location: Sierra Vista, AZ
Posted Dec 04, 2024
Leidos is seeking passionate, licensed mental healthcare providers for a flexible PRN-type schedule to support military Service Members and their families. MFLCs will provide counseling services, preventative in nature, across various settings including military installations, communities, and schools. Benefits include no insurance filing, no progress notes, no treatment plans, intuitive reporting tools, free CEUs, license renewal fee reimbursement, 401K eligibility, referral incentives, health and wellness programs, and access to Leidos' Employee Discount Program.
Software Systems Engineer
Company: Leidos
Location: Columbia, MD
Posted Dec 04, 2024
Leidos, a leading national security company, is seeking a Software System Engineer for a significant, multi-year contract in Columbia, MD. The role involves developing, maintaining, and enhancing complex systems, and creating a Robot Framework / Python-based test suite. The ideal candidate will apply systems engineering principles throughout the system's life cycle, interact with government entities, and own the technical integrity of deliverables. A Bachelor's degree in Engineering or related field and active TS/SCI with polygraph clearance are required. Knowledge in Robot Framework, Python, BASH scripting, JIRA, and Linux environment is preferred.
Advanced Threat Detection & Hunt Engineer - Counter Measures
Company: Leidos
Location: O'Fallon, IL
Posted Dec 04, 2024
Leidos' Digital Modernization sector is currently seeking a Defensive Cyber Operations (DCO) Counter-Measures Engineer for a job opportunity at Scott AFB, IL. The role involves advanced threat detection, hunt engineering, and supporting the GSM-O II program, which provides network operations and cyber defense support to the Defense Information Systems Agency (DISA) in support of the DoD and COCOMs. The successful candidate will author and deploy novel countermeasures, assess their effectiveness, and design solutions for automated cybersecurity services. They will also maintain situational awareness of cyber activity, review reporting for new threats, and act as a Subject Matter Expert for the automation team. Basic qualifications include an active DoD Secret clearance, a degree in a related discipline with 4+ years of experience, DoD-8570 IAT Level 2 certification, and proficiency in programming.
DevOps Engineer
Company: Leidos
Location: Fenton, MO
Posted Dec 04, 2024
The Leidos Spatial Solutions Division is seeking an experienced DevOps Engineer with a TS/SCI clearance (polygraph preferred). The role involves leading the division's Multi-cloud DevOps capability, integrating new programs into NGA CI/CD pipelines, and developing user-friendly dashboards for program metrics. Key responsibilities include managing program performance, SLA adherence, and participating in Agile software development initiatives. The ideal candidate should have a BS/MS in a relevant field, proficiency in AWS/Cloud technologies, and experience with DevOps methodologies. Familiarity with Kubernetes, Docker, and cross-domain architectures is preferred. The role offers a competitive pay range and the opportunity to work with cutting-edge technologies.
Oracle Database Administrator (DBA)
Company: Leidos
Location: Annapolis Junction, MD
Posted Dec 04, 2024
Leidos, a cyber and analytic business area in Annapolis Junction, Maryland, is seeking a Database Administrator (DBA). The role involves maintaining database integrity, security, and availability, performing disaster recovery, and tuning database performance. The DBA will also administer policies, recommend database management systems, and ensure system performance and compliance. Candidates must have a bachelor's degree in a technical field and at least 8 years of related experience or a master's with 6 years of relevant DBA experience. Active TS/SCI with polygraph clearance is required. Preferred qualifications include experience with real-time data replication technologies and Agile methodologies.
Application Suite Technical Lead
Company: Leidos
Location: Springfield, VA
Posted Dec 04, 2024
The Leidos National Security Sector is seeking an experienced Application Suite Technical Lead to lead a team of applications developers, designers, and task leads for a critical Intelligence Community customer. The ideal candidate should be technically proficient across both front-end and back-end development and keen on fostering collaboration between teams to achieve integrated and innovative solutions.
Graphics Processing Unit (GPU) Engineer
Company: Leidos
Location: Chevy Chase, MD
Posted Dec 04, 2024
Leidos is seeking a highly skilled GPU Engineer with expertise in Linux-based systems. The role involves designing, developing, and optimizing GPUs for various applications, integrating them with operating systems, and contributing to advancing GPU technology. Key responsibilities include GPU architecture and design, operating system integration, hardware expertise, CUDA/OpenCL programming, performance analysis, GPU tooling, power efficiency, testing and validation, documentation, and staying updated on industry trends. The ideal candidate should have a degree in Computer Science or related field, 10+ years of relevant experience, and expertise in Linux systems, computer hardware architecture, parallel computing, and GPU debugging tools. TS/SCI clearance with Polygraph is required.
Principal Software Engineer
Company: Leidos
Location: Reston, VA
Posted Dec 04, 2024
We have an IMMEDIATE NEED for a Principal Software Engineer to provide Agile DevOps support to mission critical systems. The candidate will provide technical expertise and support in the design, development, implementation and testing of customer tools and applications.
Communications Specialist - Senior
Company: Leidos
Location: Chevy Chase, MD
Posted Dec 04, 2024
Leidos, a company dedicated to delivering innovative solutions, is seeking a Senior Communications Specialist for a critical Intelligence Community program in Bethesda, MD. The role involves leading communication support, developing a range of products, mentoring junior staff, and ensuring all materials are consistent with tradecraft and publication standards. The ideal candidate will have a BA degree and 8-12 years of relevant experience, or a Master's degree with 6-10 years of experience, along with an Active TS/SCI security clearance with polygraph. Leidos offers competitive benefits and a supportive work environment.
ServiceNow Release Train Engineer
Company: Leidos
Location: O'Fallon, IL
Posted Dec 04, 2024
The Digital Modernization Sector is offering a Release Train Engineer position for the Global Solutions Management - Operations II (GSM-O II) contract at DISA. The role involves working in a fast-paced Agile team, verifying and validating system changes, and developing modern test techniques. The RTE will facilitate ART practices, manage risks, and ensure value delivery. Key responsibilities include managing the flow of value through an Agile Release Train, planning software releases, and coaching teams in Agile practices. The ideal candidate should have a US citizenship, active security certification (DOD 8570 IAT level II or higher), and a DoD Secret clearance. They must be able to commute to Fort Meade, Scott AFB, or Hill AFB daily. A Bachelor's Degree with 8-12 years of relevant experience or a Master's with 6-10 years is required. Experience with Agile software development, project management tools like Jira, and excellent communication skills are essential. Preferred qualifications include ServiceNow administration experience, AWS cloud certifications, and knowledge of ITIL and Jira/Confluence.