San Diego, California, United States · On-site
$73k–$133k/yr
Leidos has a new and exciting opportunity for a Software Test Engineer in our INTEL Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operati…
Skills: Software Testing, Manual Testing, Automated Testing, Python, JavaScript
Fareham, England, United Kingdom · Hybrid
$62k–$79k/yr
Senior software Engineer Location: This is a Hybrid working role. Whiteley, Hampshire Clearance Required: This role will require attainment and maintenance of SC clearance. At Leidos, we deliver innovative solutions thro…
Skills: Ada, C++, C, Linux, Unix
McLean, Virginia, United States · On-site
$139k–$251k/yr
Leidos has a new and exciting opportunity for a Sr SME Management Analyst in our Intel Sector Analysis Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Opera…
Skills: Security Engineering, Computer Network Operations, Mission Software, Analytical Methods, Modeling
Gaithersburg, Maryland, United States · Hybrid
$87k–$157k/yr
Leidos is seeking a Lead AI Software Developer to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Leidos Common Baseline. Common Baseline is a mission-critical, future-rea…
Skills: Microservices, Java, Python, C++, Linux
Washington, District of Columbia, United States · On-site
$116k–$210k/yr
Leidos is seeking a Senior Supply Chain Risk Management Threat Intelligence Lead Analyst to provide advanced, high-level technical and analytical support to the FAA’s Counterintelligence (CI) Supply Chain Risk Management…
Skills: Supply Chain Risk Management, Threat Intelligence, Counterintelligence, OSINT, Cybersecurity
Annapolis Junction, Maryland, United States · On-site
$108k–$195k/yr
Leidos has a new and exciting opportunity for a Software Engineer in our Intelligence Sector's, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Oper…
Skills: Java, Spring Boot, Kubernetes, Angular, Docker
United States · Remote OK
$92k–$167k/yr
Leidos is seeking a Supply Chain Risk Management Analyst to provide technical and analytical support to the Federal Aviation Administration's (FAA) Counterintelligence (CI) Supply Chain Risk Management (SCRM) program. Th…
Skills: Supply Chain Risk Management, Cybersecurity, Risk Assessment, Intelligence Analysis, NIST SP 800-161
Huntsville, Alabama, United States · On-site
$116k–$210k/yr
Job Description Looking for an opportunity to make an impact? 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 …
Skills: Manufacturing management, Cost and schedule management, Control Account Manager, EVMS, Project leadership
United States · Remote OK
$92k–$167k/yr
Leidos is seeking a Supply Chain Threat Intelligence Analyst to provide technical and analytical support to the FAA’s Counterintelligence (CI) Supply Chain Risk Management (SCRM) program. The program is responsible for i…
Skills: Threat Intelligence, Supply Chain Risk Management, OSINT, Counterintelligence, Cybersecurity
United States · Remote OK
$116k–$210k/yr
Leidos is seeking a Senior Supply Chain Risk Management Threat Intelligence Lead Analyst to provide advanced, high-level technical and analytical support to the FAA’s Counterintelligence (CI) Supply Chain Risk Management…
Skills: Threat Intelligence, Supply Chain Risk Management, Counterintelligence, OSINT, Data Modeling
Annapolis Junction, Maryland, United States · On-site
$131k–$237k/yr
Leidos has a new and exciting opportunity for a Senior Java Software Engineer in our Intelligence Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer N…
Skills: Java, Spring Boot, Kubernetes, RESTful APIs, MariaDB
Melbourne, Victoria, Australia · On-site
About Leidos Australia At Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabilities that help protect and advance the Australian way of life. Backed …
Skills: DevSecOps, CI/CD pipelines, Jenkins, GitLab CI/CD, Azure DevOps
Fareham, England, United Kingdom · Hybrid
$30k–$36k/yr
Software Engineer Location: This is a Hybrid working role. Whiteley, Hampshire Clearance Required: This role will require attainment and maintenance of SC clearance. At Leidos, we deliver innovative solutions through the…
Skills: Unix, Linux, C, C++, Python
Arlington, Virginia, United States · On-site
$108k–$195k/yr
We are seeking an experienced Senior Software Engineer to join our team in developing the forefront of unmanned and autonomous ship development for the US Government. Based in Arlington, VA, you will be embedded within a…
Skills: C++, Linux, Software Development, Agile Scrum, Sensor Fusion
Linthicum Heights, Maryland, United States · On-site
$87k–$157k/yr
Ready to Protect What Matters Most? If you’re a seasoned Systems Engineer with deep cybersecurity expertise and a passion for safeguarding mission-critical systems, this is your opportunity to make a real impact. Leidos …
Skills: Systems Engineering, Cybersecurity, Information Assurance, Cryptographic Systems, DoD Certification & Accreditation
Odenton, Maryland, United States · On-site
$154k–$278k/yr
Role Overview As the Cloud SME, you will be the primary architect for USCYBERCOM’s hybrid and multi-cloud environments (AWS GovCloud, Azure Government, and MilCloud). You will design the secure "terrain" that hosts both …
Skills: Cloud Architecture, AWS GovCloud, Azure Government, Terraform, Kubernetes
Arlington, Virginia, United States · On-site
$87k–$157k/yr
We are seeking an experienced Lead Software Engineer to join our team in developing the forefront of unmanned and autonomous ship development for the US Government. Based in Arlington, VA, you will be embedded within an …
Skills: C++, Linux, Software Development, Agile Scrum, System Design
Colorado Springs, Colorado, United States · On-site
$73k–$133k/yr
Looking for an opportunity to make an impact? 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, contribut…
Skills: Manufacturing Engineering, CNC Mill, Lathe Machining, MRP, ERP
Huntsville, Alabama, United States · On-site
$108k–$195k/yr
Looking for an opportunity to make an impact? 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, contribut…
Skills: Electrical Engineering, Project Engineering, Design Engineering, Production Engineering, Hardware Lifecycle Management
Barton, Australian Capital Territory, Australia · On-site
Technical Team Lead — Mission Software Solutions — Canberra | On-site About Leidos Australia At Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabili…
Skills: Technical team leadership, Systems administration, ITIL, Incident coordination, Service delivery management
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The Software Test Engineer will author and execute manual and automated test cases while ensuring quality standards are met within an agile development environment. They will also collaborate with developers and system engineers to document test results, report bugs, and participate in design reviews.
Candidates must possess US citizenship, an active Secret DoD security clearance, and a bachelor's degree in a related field with 4-8 years of experience. Proficiency in scripting languages like Python or JavaScript and familiarity with Agile methodologies are required.
Leidos has a new and exciting opportunity for a Software Test Engineer in our INTEL Sector's Cyber & Analytics Business Area (CABA). 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!
The Software Test Engineer will be part of a dynamic team working in an agile software development environment that is building a user application to run on mobile device form factors. The Software Test Engineer will be responsible for the quality of the developed product and participating in manual and automated testing operations.
This position requires someone who is proactive and passionate about ensuring the quality of software deliverables and can participate in both the manual and automated testing of user interface and backend software implementations effectively. In addition, the Software Test Engineer will work with System Engineers, Developers and other Testers to accurately author the test based documentation required for the project.
Author and execute manual and automated test cases to ensure product requirements are met.
Author and maintain tools, techniques, and practices for assuring the testing of the product.
Participate in agile planning events, analysis and design events, and reviews
Ensure that quality checks and acceptance criteria are satisfied before code merges can occur.
Ensure complete and timely reporting on bugs and test results.
Identify, analyze, and document problems with program function, output, online screen, or content.
Participate in product design reviews to provide input on functional requirements, product designs, schedules, or potential problems.
Write testing documentation and help finalize all system and software documentation CDRLs for the program.
Familiarity working on programs using the Agile Scrum methodology
Being part of an amazing team of professionals all passionate about the vision of the product and the positive impact it provides to our many customers.
Implementing a wide variety of technologies and the use of powerful industry-standard development tools and practices.
Position requires US citizenship and an active Secret DoD security clearance
Bachelor’s Degree in Systems Engineering, Computer Science, or related field and 4-8 years of related experience. Will consider experience in lieu of a degree.
At least 5 years of experience in software testing and/or software development.
Experience with a scripting language: Python, JavaScript, and related others.
Experience with implementing regression testing for software.
Experience performing “illity” testing, especially performance testing.
Familiarity and/or experience using automated test tools on software projects.
The ability to communicate effectively with both Product Owners and software developers.
Knowledge of Agile Development methodologies.
DoD 8570 approved security certification (i.e., Security +, CISSP, etc.) (Will be required 90 days after hire)
Ability to quickly become proficient in new tools/technologies.
Ability to identify efficiencies and process improvements between the development and testing disciplines.
Experience in Agile development methodologies.
Experience with a version control system (e.g., Git, SVN).
Experience with an issue/problem tracking system (e.g., VersionOne, Jira).
Experience with continuous integration environments (e.g., Jenkins).
Proficiency with MS Office Products (i.e., Word, Excel, Visio, & PowerPoint).
Agile certification
Knowledge of DevOps practices
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
An industry & technology leader serving government & commercial customers with smarter, more efficient innovations
Leidos is an industry and technology leader serving government & commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Offices: 1750 Presidents St, Reston, Virginia 20190, US · 11955 Freedom Drive, Reston, VA 20190, US · 1145 N 2nd St, Leavenworth, KS 66048, US · 9600 Great Hills Trail, Austin, TX 78759, US · 221 3rd St, Newport, RI 02840, US
An industry & technology leader serving government & commercial customers with smarter, more efficient innovations
Leidos is an industry and technology leader serving government & commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Offices: 1750 Presidents St, Reston, Virginia 20190, US · 11955 Freedom Drive, Reston, VA 20190, US · 1145 N 2nd St, Leavenworth, KS 66048, US · 9600 Great Hills Trail, Austin, TX 78759, US · 221 3rd St, Newport, RI 02840, US
