Senior Test Engineer

Leidos; Tucson (AZ); On-site; USD 108,000 - 195,000; Full time

Job summary

Leidos is seeking an experienced Senior Test Engineer to contribute to the Chinook Program supporting an Intelligence Community customer. You will join a cross-functional Agile Scrum Team to develop and execute robust test strategies for reliable, secure software.

The role involves leading test planning, automated framework development, CI/CD integration, and mentoring junior engineers. Primary locations include Gaithersburg, MD, Tucson, AZ, and other sites. Active TS/SCI clearance is required.

Qualifications

• 8+ years of software testing or quality engineering experience.
• Active Top Secret/SCI clearance with ability to pass a Polygraph.
• Experience with automated test solutions using Cypress or Playwright.
• Experience testing distributed, cloud-based, or enterprise apps.
• Experience with API testing (Postman/REST Assured).
• Experience with CI/CD tools (Jenkins/GitLab/Azure DevOps).
• Ability to communicate results to technical and non-technical stakeholders.

Responsibilities

• Lead planning, development, and documentation of test strategies for complex software.
• Design and execute functional, integration, system, regression, and end-to-end tests.
• Develop and maintain automated test frameworks and scripts.
• Collaborate with engineers, PMs, and Scrum Masters to define acceptance criteria for releases.
• Analyze requirements to create detailed test plans and cases.
• Identify and track defects through resolution.
• Support CI/CD by integrating automated tests into deployments.

Skills

Automation testing

Agile/Scrum

Test planning

Communication

Education

Bachelor's degree in Computer Science or related field

Master’s degree

Tools

Jenkins

GitLab

Azure DevOps

Postman

REST Assured

Jira

Cypress

Playwright

Job description

Job Description

Are you passionate about ensuring mission-critical systems perform flawlessly when it matters most? Do you thrive in fast-paced, collaborative environments where quality and innovation go hand in hand? Leidos is seeking an experienced Senior Test Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role, you’ll help delivery cutting-edge capabilities that directly support our nation’s intelligence mission while working alongside some of the industry’s brightest engineers, developers, and mission experts.

If you’re ready to make a meaningful impact through technical excellence and quality engineering, we’d love to hear from you.

As a Senior Test Engineer, you will play a key role in ensuring the delivery of reliable, secure, and high-performing software solutions. You’ll work as an integral member of a cross-functional Agile Scrum Team, developing and executing comprehensive test strategies that support rapid, iterative delivery while maintaining exceptional quality standards.

Position may be performed in the following locations below. Please note Gaithersburg, MD is the program’s primary work location.

• Gaithersburg, MD
• Alexandria, VA
• Chantilly, VA
• Englewood, CO
• St. Louis, MO
• Tucson, AZ

Clearance Level Required

Active Top Secret/SCI with the ability to successfully pass a Polygraph examination.

Primary Responsibilities

• Lead planning, development, execution, and documentation of comprehensive test strategies for complex software systems.
• Design and execute functional, integration, system, regression, and end-to-end testing activities.
• Develop, maintain, and enhance automated test frameworks and test scripts to improve efficiency and coverage.
• Collaborate daily with software engineers, product managers, system engineers, and Scrum Masters to define acceptance criteria and ensure quality is built into every release.
• Analyze system requirements and technical documentation to create detailed test plans and test cases.
• Identify, document, prioritize, and track software defects through resolution.
• Support Agile development teams by participating in sprint planning, backlog refinement, daily stand-ups, and retrospectives.
• Validate system performance, reliability, security, and scalability against mission requirements.
• Generate test metrics, status reports, and quality assessments for program leadership and customer stakeholders.
• Mentor junior test engineers and promote quality engineering best practices across the program.
• Support Continuous Integration/Continuous Delivery (CI/CD) pipelines by integrating automated testing into deployment workflows.

Basic Qualifications

• US citizenship is required per contract.
• Bachelor's degree in Computer Science, Engineering, Information Technology or related field and 8-12 years of prior relevant experience or Master’s with 6-10 years of prior relevant experience.
• 8+ years of software testing or quality engineering experience.
• Experience developing and executing automated test solutions using modern testing frameworks such as Cypress, Playwright, or equivalent.
• Experience testing distributed, cloud-based, or enterprise applications.
• Demonstrated experience creating and executing manual and automated test plans.
• Experience with API testing using tools such as Postman or REST Assured.
• Experience with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.
• Experience with defect management tools such as Jira.
• Ability to communicate results and issues to technical and non-technical customer stakeholders.

Preferred Qualifications

• Experience supporting DoD or Intelligence Community programs.
• Familiarity with scripting languages including JavaScript, and Python.
• Knowledge of containerized applications using Docker and Kubernetes.
• Experience with performance testing tools such as JMeter or LoadRunner.
• Experience with cloud technologies including AWS, Azure, or OpenShift
• Knowledge of DevSecOps pipelines and automated quality assurance practices.
• Experience working with modern software delivery environments.
• Experience with geospatial applications or GEOINT data.
• Certifications such as ISTQB, CASTP, CAST, CSTE, Security+, or similar.

Original Posting

August 4, 2026

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.

Pay Range

Pay Range $107,900.00 - $195,050.00

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.

About Leidos

Leidos is an industry and technology leader serving government and 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 $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay And Benefits

• Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.