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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. Software Test Engineer (Contingent) - **Company:** RTX - **Location:** Aurora, CO, United States - **Experience:** Expert - **Salary:** $86,800.0 - $165,200.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Agile Testing, Software Applications, Automation of Tests, Cloud Computing, Software Documentation, Software Quality, Continuous Integration, Load Testing, Software Engineering, Test Data, Test Execution Engine, Strategies of Testing, Scripting, Performance Testing, Reliability of Systems, Devsecops, Programming Languages - **Published:** July 7, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-CO-AURORA-S76--16430-E-Hughes-Dr--BLDG-S76/Sr-Software-Test-Engineer--Contingent-_01857373-1 ## About the Role Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance, * Experience working with automated test frameworks and tools * Knowledge of Agile testing practices and continuous integration workflows * Ability to validate functional, performance, and security requirements * Experience managing test data and developing repeatable test processes * Ability to work collaboratively within cross-functional Agile teams Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience. * Active and transferable TS/SCI - Current clearance is required prior to start date * U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance, * Experience implementing tests within a DevSecOps pipeline (e.g., CI/CD automation) * Familiarity with performance testing, load testing, or security test tools * Experience with scripting or programming languages used for test automation * Understanding of cloud-based testing environments or containerized test execution * Experience creating and maintaining test documentation and traceability ## Description Collins is seeking Engineers to be part of an engineering team for the AF DCGS High Band Mission Applications Software (HBMAS) Sustainment and Development program. Under this effort, RTX Collins personnel will oversee/perform software development and sustainment for cloud-enabled systems that ingest, tag, and audit data sets, while maintaining security, integrity, and availability of data. The team, working with our customers and users, will focus on developing and fielding operationally relevant system capabilities in the most effective and efficient manner. The team will apply best practices across the engineering continuum, with a focus on improved software quality and process efficiency. THIS ROLE IS CONTINGENT: Employment is based on contract award and customer funding This candidate must have an active TS/SCI security clearance. Travel to customer CONUS & OCONUS sites as required, but no more than 25%. This position is an onsite role in Aurora, CO and is contingent on contract award. Sign-on Bonus Eligible What You Will Do * Support continuous testing activities across the development lifecycle. * Validate software functionality, performance, and security requirements. * Develop automated and manual test strategies. * Execute tests within an integrated DevSecOps pipeline. * Partner closely with development and operations teams to ensure high-quality, reliable releases. What You Will Learn * How to design and execute comprehensive testing strategies. * How testing integrates into a DevSecOps pipeline. * How to enhance software reliability through continuous testing practices. * How to validate performance and security requirements alongside functionality. ## Related Videos - [DevSecOps: Injecting Security into Mobile CI/CD Pipelines](https://www.wearedevelopers.com/videos/273-devsecops-injecting-security-into-mobile-ci-cd-pipelines) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [Dirty Tests And How To Clean Them](https://www.wearedevelopers.com/videos/515-dirty-tests-and-how-to-clean-them) - [JavaScript? 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