Leidos

Full time
 
Leidos Colorado Springs, CO, USA
Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for Leidos. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice. Description Leidos is seeking talented Inventory Coordinator to join a diverse team to create unique solutions for complex problems. With offices across the United States engaging in defense, space, cyber and commercial fields. The Inventory Coordinator will be responsible completing inventory cycle counts, issuing material to jobs, and maintaining inventory spreadsheets. The ideal candidate will have inventory management experience and exceptional attention to detail. Applicant...

Leidos Reston, VA, USA
Description SMIT Proposal Operations is seeking a Business Systems & AI Solutions Intern to support proposal development as part of the US Navy SMIT Growth Team. This role provides end-to-end tools and systems support across the proposal lifecycle, from initial solution definition through SLIN development, BOE creation, pricing, and final proposal artifacts. This intern will work directly with proposal leadership and cross-functional teams to enhance and integrate internal tools, streamline workflows, and leverage AI to reuse historical proposal data and perform consistency checks across technical and pricing outputs. The successful candidate will help ensure proposal tools and processes are executable, efficient, and aligned across all proposal inputs and deliverables. Primary Responsibilities: Enhance and integrate proposal tools using Microsoft Excel, automation and AI Streamline the program specific Basis of Estimate template to better align with...

Full time
 
Leidos San Diego, CA, USA
Description The Senior Software Engineer will serve as an experienced technical contributor solving complex technical issues and driving innovation within the team. This individual will play a key role in leading technical projects, mentoring engineers, and ensuring the delivery of secure, high-quality software solutions. The role also emphasizes leveraging AI-assisted coding tools, such as Claude Code, to enhance productivity and innovation. Key Responsibilities: Technical Leadership and Collaboration: Lead the design, development, testing, and maintenance of software solutions using C#. Provide technical guidance and mentorship to engineers at all levels. Foster team collaboration and alignment with best practices. Software Development and Security Compliance: Develop software that adheres to industry security standards and enhances security compliance. Apply object-oriented design principles and patterns to ensure code reusability and...

Full time
 
Leidos Woodlawn, MD, USA
Description Leidos is seeking a Software Engineer who will be a member of a dynamic team working on the development/maintenance of software that improves aircraft runway and terminal congestion. Nationwide congestion is increasing, and the need for efficient aircraft traffic planning is critical. The Federal Aviation Administration (FAA) Terminal Flight Data Manager (TFDM) is the surface management solution that will provide NextGen Air Traffic Control capabilities to improve air traffic operations in the National Airspace System (NAS). The Terminal Flight Data Management (TFDM) program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management that provides efficiency for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. TFDM functions include: Surface Collaborative Decision making (SCDM), departure scheduler and other airport decision tools...

Full time
 
Leidos Dayton, OH, USA
Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for Leidos. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice. Description Are you looking for a career that will make an impact? Leidos is seeking a Research Assistant I to support intramural human use research at the Naval Medical Research Unit Dayton, OH, specifically focused on projects that investigate human performance under a number of stressors that are common in aerospace environments. These stressors may include hypoxia, breathing resistance, motion sickness, spatial disorientation, thermal stress, and others. Are you ready for...

Full time
 
Leidos Pittsburgh, PA, USA
Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for Leidos. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice. Description Leidos is seeking an exceptional and motivated recent graduate (<5 years), preferably post-doctoral, Carbon Materials Research Scientist interested in pursuing their passion and expanding their expertise by working side-by-side with world experts through a research appointment at the U.S. Department of Energy's (DOE) National Energy Technology Laboratory (NETL). In this role, you will work as part of DOE's leading engineering R&D laboratory team supporting NETL to...

Full time
 
Leidos Scott Air Force Base, IL, USA
Description Our customer is the Defense Inforation Systems Agency (DISA) and actsw as the provider of GIG/Defense Information System Network (DISN) services to its customers, the Department of Defense (DoD) and national security organizations. This position directly supports the DISA-provided GIG capabilities and services in the 24x& DISA Global Operations Center (DGOC) The Leidos Digital Modernization Sector and Global Solutions Management-Operations II (GSMO-II) have an opening in our Airborne, Intelligence, Surveillance and Reconnaissance (AISR) Operations Support Cell for a Network Technician at Scott AFB, IL. This position requires U.S. Citizenship and an active Top Secret clearance to start. Responsible for assisting with the following duties: Create and update tickets utilizing Remedy. • Monitor network events and element management failures in real-time on a • 24x7x365 basis across multiple monitoring tools. Incident Correlation and Fault...

Full time
 
Leidos Scott Air Force Base, IL, USA
Description Our customer, the Defense Information Systems Agency (DISA), provides, operates, and assures command and control of the Defense Information System Network (DISN) services to its customers, the department of Defense (DoD) and national security organizations. This position directly supports the DISA-provided capabilities and services. The Leidos Digital Modernization Sector/Global Solutions Management-Operations II (GSMO-II) contract has an opening for an Implementations Network Engineer at Scott AFB, IL . The Implementations Network Enginee r will perform installation oversight, configuration, testing, monitoring, servicing of network equipment and activation of networks for projects supporting the Department of Defense networks. This position requires U.S. citizenship and an active Secret clearance to start. Primary Responsbilities: Responsible for performing and training team on the following duties: Perform customer coordination, Initial...

Leidos Reston, VA, USA
Description Leidos is seeking a summer intern with a strong foundation in Computer Science, Data Science, or AI/ML to join our team in support of the SMIT contract-the Navy's largest IT services program. Under the Service Management, Integration, and Transport (SMIT) program, the Leidos team delivers the core backbone of the Navy-Marine Corps Intranet (NMCI), including cybersecurity services, network operations, service desk modernization, and enterprise data transport. Our mission is to unify the Navy's shore-based networks, modernize digital experiences, and elevate performance through data, automation, and AI-empowered workflows. The successful candidate will support next-generation AI initiatives-building intelligent agents, improving insight pipelines, and helping transform how the Navy manages service levels, network health, and operational decision-making. This internship provides hands-on experience with applied AI inside one of the most complex IT ecosystems in...

Full time
 
Leidos Fort Meade, MD, USA
Description Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and the health industries. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. The Leidos Digital Modernization Sector is seeking a qualified and trained Software Engineer, Jr. for a role in an engineering support services program for U.S. Army customers at Aberdeen Proving Grounds, MD. The Software Engineer, Jr. is responsible for performing the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for...

Full time
 
Leidos Woodlawn, MD, USA
Description Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and the health industries. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. The Leidos Digital Modernization Sector is seeking a qualified and trained Software Engineer, Jr. for a role in an engineering support services program for U.S. Army customers at Aberdeen Proving Grounds, MD. The Software Engineer, Jr. is responsible for performing the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for...

Full time
 
Leidos Woodlawn, MD, USA
Description Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and the health industries. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. The Leidos Digital Modernization Sector is seeking a qualified and trained Software Engineer, Sr. for a role in an engineering support services program for U.S. Army customers at Aberdeen Proving Grounds, MD. The Software Engineer, Sr. is responsible for performing the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for...

Full time
 
Leidos Scott Air Force Base, IL, USA
Description Our customer is the Defense Information Systems Agency (DISA) and acts as the provider of GIG/Defense Information System Network (DISN) services to its customers, the Department of Defense (DoD) and national security organizations. This position directly supports the DISA-provided GIG capabilities and services in the 24x& DISA Global Operations Center (DGOC). The Leidos Digital Modernization Sector and Global Solutions Management-Operations II (GSMO-II) have an opening in our Enterprise SATCOM Gateway Services (ESGS) Operations Support Cell for a Network Support Analyst at Scott AFB, IL. This position requires U.S. citizenship and an active Secret clearance to start. Primary Responsibilities: Responsible for assisting with the following duties: Create and update tickets utilizing DISA ticketing applications to aid in customer problem tracking and resolution in all aspects of the network integral to our clients Baseband, IF and RF...

Full time
 
Leidos Scott Air Force Base, IL, USA
Description Our customer, the Defense Information Systems Agency (DISA), provides, operates, and assures command and control of the Defense Information System Network (DISN) services to its customers, the department of Defense (DoD) and national security organizations. This position directly supports the DISA-provided capabilities and services. The Leidos Digital Modernization Sector/Global Solutions Management-Operations II (GSMO-II) contract has an opening for an Implementations Network Engineer at Scott AFB, IL . The Implementations Network Engineer will perform installation oversight, configuration, testing, monitoring and servicing of network equipment for projects supporting the Department of Defense networks. This position requires U.S. citizenship and an active Secret clearance to start. Primary Responsibilities: Responsible for performing, training team and developing processes for the following duties: Perform customer coordination, Initial Test...

Full time
 
Leidos Tulsa, OK, USA
Description The NISC IV program has an opening for Aeronautical Information Specialists supporting the FAA in its Oklahoma City location. The Aeronautical Information Specialist provides support to the FAA Aeronautical Information Services Group (AJV-A). The contractor must provide technical expertise, transition support, and project implementation service to the Federal Aviation Administration in support of the national database. Primary Responsiblilities: Maintaining Instrument Approach Procedures (IAP) data for current and pending approved, and suspended procedures as well as plans-on-file for procedures for future airports/runways. Verifying the information in the database matches the publications in the 28- and 56-day publication cycles. Providing updated information for the following: Airports Runways Special Instrument Approach Procedures (IAP’s) Navigational Aids (NAVAIDs) Airways EnRoute Instrument Flight Procedure (IFP) updates Departure...

Leidos Reston, VA, USA
Description Are you driven by the challenge of designing AI systems that work with people, not just for them? Are you excited about exploring how intelligent, agentic AI systems can be made transparent, ethical, and aligned with human needs? Leidos is seeking a Human-Centered AI Research Intern to support Internal Research and Development (IRAD) projects focused on human-centered, agentic AI solutions . In this role, you will contribute to cutting-edge research at the intersection of artificial intelligence, human factors, and real-world mission impact. You will collaborate with a multidisciplinary team to prototype, evaluate, and advance AI systems that are explainable, trustworthy, and effective in complex environments. We are looking for an intellectually curious and adaptable researcher who enjoys collaboration, asks thoughtful questions, and is motivated to contribute to scientific work. You will work closely with junior and senior researchers with expertise in...

Full time
 
Leidos Linthicum Heights, MD, USA
Description Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and the health industries. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. The Leidos Digital Modernization Sector is seeking a qualified and trained Software Engineer, Jr. for a role in an engineering support services program for U.S. Army customers at Aberdeen Proving Grounds, MD. The Software Engineer, Jr. is responsible for performing the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs...

Full time
 
Leidos Stilwell, OK, USA
Description Leidos has an immediate opportunity for a B-52 Mission Planning Subject Matter Expert (SME). You will be part of a highly focused and diverse team of systems engineers, government program managers, software development teams, and security test engineers. In this opportunity you will also as serve as systems engineer providing leadership to peer engineers, testers, and end users with proposed solutions to complex engineering and integration problems. The enterprise utilizes leading edge methodologies for Agile and Scaled Agile Framework (SAFe). Leidos provides a real work-life balance with options for compressed work schedules and flexible hours. Primary job location is Fort Walton Beach, FL (Eglin AFB area). Applicants in other areas will be considered with the areas of Oklahoma City, OK (Tinker AFB area) or Massachusetts and New Hampshire (Hanscom AFB area) preferred. This position does offer the ability to work remote, but the chosen candidate must be...

Full time
 
Leidos Bethesda, MD, USA
Description Leidos has an exciting opportunity for a Principal DevOps Engineer in our Intel Security Sector's Analysis Solutions Business Area . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos , we offer competitive benefits , including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary This Principal DevOps Engineer role provides mission critical system support to our customer. You will closely work with the Development team as well as other technology stakeholders to maintain, develop and support IC enterprise products – legacy and new products – in...

Full time
 
Leidos Indianapolis, IN, USA
Description Job Description Looking for an opportunity to make an impact? Currently, we have an opportunity for an Associate Distribution Engineer for electric utility design engineering in our Carmel, IN office. This position requires the selected candidate to work through a temp agency for 6 months before converting to a Leidos employee. Successful candidates can look forward to a fast paced, diverse work environment and flexible work hours/work arrangements as well as managers who will encourage career development and growth including: Engineer in Training Certificate (EIT) Professional Engineer License (PE) Project Management Professional (PMP) Technical & Non-Technical Training Opportunities Leadership Opportunities Mentorship & Training Opportunities Opportunity to Lead, Grow, and Inspire a Dynamic Team In this role, you can also expect to gain: NESC expertise Interface with local clients Electrical Power...

Full time
 
Leidos Bethesda, MD, USA
Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for Leidos. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice. Description Join Our Innovative Team at Leidos! Job Description: Software Developer Ready to break away from the ordinary and dive into an extraordinary career? At Leidos' High Fidelity Simulation Business Area, we're not just building systems-we're revolutionizing the future of naval simulation, training, and analysis for the US Navy. Imagine being part of a team where your work directly redefines naval capabilities. That's the Leidos experience. Why You'll Love Working...

Leidos Beavercreek, OH, USA
Description Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success.We empower our teams, contribute to our communities, andoperatesustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Are you ready for your next career challenge? TheNon-Kinetic Effects BusinessArea, part of the Defense Sector at Leidos, currently has an opening for a cleared Software Engineer to work in our Beavercreek, OHOffice.This is an exciting opportunity to use your experience helping the Air Force Research Lab, Air Force Lifecycle Management...

Leidos Huntsville, AL, USA
Description Leidos is seeking a talented Mid-Level Software Engineer to join our growing team. The ideal candidate is a strong C++ developer with a solid foundation in Linux-based systems and multi-threaded application development. You will contribute to the design, development, and maintenance of high-performance, real-time software systems. We have offices across the United States engaging in the defense, space, cyber and commercial fields, We provide responsive, cost-effective engineering, scientific and IT solutions. Primary Responsibilities As a Mid-Level Software Engineer, you will design, develop, and maintain high-performance, real-time C++ applications on Linux using modern object-oriented principles, robust multi-threaded architectures, Google Test-driven unit testing, and GitLab-based workflows, while leveraging MATLAB for prototyping and occasionally accelerating performance with CUDA, signal-processing techniques, or radar-related algorithms. You'll take...

Full time
 
Leidos AL, USA
Description Leidos is seeking a talented Mid-Level Software Engineer to join our growing team. The ideal candidate is a strong C++ developer with a solid foundation in Linux-based systems and multi-threaded application development. You will contribute to the design, development, and maintenance of high-performance, real-time software systems. We have offices across the United States engaging in the defense, space, cyber and commercial fields, We provide responsive, cost-effective engineering, scientific and IT solutions. Primary Responsibilities As a Mid-Level Software Engineer, you will design, develop, and maintain high-performance, real-time C++ applications on Linux using modern object-oriented principles, robust multi-threaded architectures, Google Test-driven unit testing, and GitLab-based workflows, while leveraging MATLAB for prototyping and occasionally accelerating performance with CUDA, signal-processing techniques, or radar-related algorithms. You’ll take...