Test and Evaluation Engineer

Leidos; St. Louis (MO); On-site; USD 87,000 - 157,000; Full time

Job summary

Leidos is seeking an experienced Test Engineer to provide Agile DevOps support for mission-critical systems. The role emphasizes test automation, cloud environments, and collaboration with cross-functional teams to deliver robust software in a SAFe Agile setting.

Responsibilities include automation asset development, CI/CD pipeline integration, and rigorous testing of backend and frontend processes. Strong scripting (Python) and communication skills are essential.

Qualifications

• Active Top Secret clearance required.
• Ability to obtain TS/SCI and CI poly before start.
• BS in Computer Science or related; MS with 2–6 years experience or 4 years in lieu of a degree.
• Experience with AWS, OpenShift and DevOps tools.
• Experience in SAFe Agile and DevOps environments.
• Experience testing backend and frontend applications.
• Scripting in Python to automate tasks.
• Experience with CI pipelines and Jest, Cypress or Playwright.
• Knowledge of software performance testing and test case creation.
• Strong collaboration and communication skills.

Responsibilities

• Apply DevOps practices to develop, maintain, and improve test automation assets.
• Utilize Jira and Confluence to manage requirements, tasks, and documentation.
• Support software development, testing, and integration in cloud environments.
• Participate in Agile software development activities to support iterations and testing.
• Collaborate to assess tickets and ensure testing meets acceptance criteria.
• Develop test approaches focusing on automation of regression tests.
• Create, maintain, and evaluate automated test suites for CI pipelines.
• Execute and document testing activities for Jira-tracked efforts.
• Analyze results and provide feedback to drive process improvement.

Skills

DevOps

Test automation

Python scripting

CI/CD

Jest

Cypress

Playwright

AWS

OpenShift

SAFe Agile

Communication skills

Education

BS in Computer Science or related

MS in related field

4 years of experience in lieu of degree

Tools

Jira

Confluence

Job description

The Leidos FS2 Aero team has an opening for an experienced Test Engineer to provide Agile DevOps support to mission critical systems. As a Test Engineer on this program, you will have the opportunity to perform software development to implement scripts, evaluate test results and feedback loops in a Continuous Integration Delivery Pipeline.

Primary Responsibilities

• Apply DevOps practices to develop, maintain, and continuously improve test automation assets while ensuring configuration control, traceability, and repeatability.
• Utilize Jira and Confluence to manage requirements, tasks, test artifacts, and project documentation.
• Support software development, testing, and integration activities within cloud development environments.
• Participate in program Agile software development initiatives (daily standups, sprint reviews, and supporting development and functional testing) to support innovation and enhancement of custom applications through iteration/functionality testing.
• Participate and collaborate with team members to assess tickets to ensure proper testing and delivery of functionality per Acceptance Criteria (Customer / Internal).
• Collaborate with team members (Product Owner, Software Developers, QA Team) to develop test approaches with emphasis on automation of recurring/regression testing through selected toolsets.
• Ability to create, maintain, and evaluate automated test suites to validate application functionality, improve test coverage, and support continuous integration.
• Execute and document testing activities for Jira-tracked development efforts, ensuring software changes meet requirements.
• Analyze testing results and provide actionable feedback to development teams to drive continuous process improvement.

Basic Qualifications

• Candidate must have an active Top Secret clearance.
• Candidate must be able to obtain a TS/SCI prior to starting.
• Candidate must be able to maintain TS/SCI and obtain a successful CI poly post hire.
• Candidate typically has BS degree preferably in Computer Science or related program and 4-8 years of related experience or MS with 2-6 years’ experience or 4 years of experience in lieu of a degree.
• Experience working/testing within Commercial Cloud Platforms (ex: AWS), OpenShift and DevOps tools.
• Experience working in a SAFe Agile and DevOps development environment and tempo.
• Ability to test both back-end and front-end applications processes.
• Experience with scripting languages (ex: Python) to automate tasks.
• Experience in establishing runs in CI Pipeline including JEST, Cypress and/or Playwright.
• Knowledge of or direct experience with software performance testing practices.
• Direct experience with creation, authoring, execution and documentation of test cases/result sets for software products in an agile cadence.
• Demonstrate ability to work within collaborative environment to execute test cases complimentary to development efforts.
• Excellent communication skills (written and verbal).

Preferred Qualifications

• Experience reviewing outputs and capable of tracking test failures back to code changes that resulted in bugs.
• Capable of reviewing code check-ins to understand the impact of code changes on system functionality and potential application bugs.
• Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
• At least 1 year of experience with unit testing, continuous integration tools, and git version control.
• Utilize SQL queries and database analysis techniques to validate application data, support test execution, investigate defects, and ensure data integrity across system environments.
• Proactive self-starter who demonstrates a positive, willing attitude and excellent oral and written communication skills.

Organizational Skills:

• Can plan and prioritize work.
• Can follow tasks to their logical conclusion and makes sure that everything has been done to the right standard.
• Good attention to detail.

Communications:

• Ability to communicate clearly and efficiently with team members and clients, verbally and in writing.
• Able to present ideas in a variety of ways depending upon audience and context.

At least 1 year of experience with DoD Aeronautical Datasets.

At least 1 year of experience with AWS cloud formation templates.

At least 1 year of experience with Team Collaboration tools (Jira, Confluence).

Active TS/SCI with Polygraph DOD 8570 Compliant Certification (Sec+) #NSBA

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.

Original Posting: October 23, 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 $87,100.00 - $157,450.00

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.

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 $17.2 billion for the fiscal year ended January 2, 2026.

For more information, visit www.Leidos.com.

Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

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

More details are available here.

Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity 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.