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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Systems Test Engineer - **Company:** Caribou Thunder - **Location:** Colorado Springs, CO, United States - **Experience:** Expert - **Salary:** $90,000.0 - $115,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Agile Methodology, Systems Engineering, Automation of Tests, C++ (Programming Language), Code Coverage, CompTIA Security+, Formal Verification, Hardware Design, Requirements Management, Requirements Traceability, Software Engineering, Software Requirements Analysis, Software Systems, Verification and Validation (Software), System Testing, Systems Integration, Test Data, Data Processing, Test Scripts, System-level Testing, Modeling and Simulation - **Published:** July 23, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9050695/principal-systems-test-engineer ## About the Role * Bachelor's degree in a STEM (Science, Technology, Engineering, or Mathematics) discipline from an accredited university. * Level II: Minimum of 2 years of related systems test, integration, software, or engineering experience. * Level III: Minimum of 5 years of related systems test, integration, software, or engineering experience. * Experience developing software requirement verification procedures. * Experience executing formal verification and validation testing against documented system requirements. * Experience preparing technical test reports and documenting engineering results. * Strong written and verbal communication skills supporting technical collaboration across engineering teams. * Ability to support Agile software development and work within multidisciplinary engineering environments. * Ability to support up to 25% combined CONUS and OCONUS travel. * Active in-scope DoD Secret security clearance required at time of application. * Experience supporting Integration & Test (I&T) activities across multiple engineering disciplines. * Hands-on experience supporting missile defense, space surveillance, space tracking, or satellite operations. * Experience integrating large-scale hardware and software systems supporting mission-critical environments. * Experience supporting Hardware and Software Integration & Test Checkout (IATC). * Experience developing Modeling & Simulation (M&S) scenarios supporting verification and operational testing. * Experience documenting integration plans, procedures, discrepancies, corrective actions, and test results. * International integration or operational test experience. * Knowledge of software integration and verification methodologies. * Experience working within Agile software development environments. * CompTIA Security+ certification. * SSCP (Systems Security Certified Practitioner) certification. * Experience integrating large ground-based data processing systems. * Experience supporting radar processing algorithms or radar software integration. * Experience developing software using C++. ## Description Support the deep space advanced radar capabilities by leading system integration and verification efforts for one of the nation's next-generation deep space radar systems. Join a multidisciplinary engineering team responsible for validating software and hardware performance through formal system acceptance testing, ensuring mission readiness for critical missile defense and space surveillance operations. * Develop and execute end-to-end software and system verification testing supporting a deep space advanced radar program. * Create detailed test plans, step-by-step verification procedures, and formal acceptance test documentation to validate system requirements. * Perform software testing to verify functionality, performance, and mission readiness across complex radar capabilities. * Support system integration from subsystem checkout through full system-level testing, assisting with fault detection, fault isolation, and fault recovery activities. * Analyze test data and engineering results, documenting findings and providing technical input to formal acceptance test reports. * Collaborate daily with software developers, systems engineers, integration engineers, and customer stakeholders to coordinate testing activities and resolve technical issues. * Support Agile software development by validating new capabilities throughout the development lifecycle. * Develop and improve automated testing solutions that increase efficiency, repeatability, and overall test coverage. * Maintain requirements traceability by documenting verification methods and test results within the program's requirements management system. * Participate in system test readiness reviews, engineering peer reviews, technical assessments, and integration planning activities. * Develop system integration plans, procedures, and test scenarios supporting both software and hardware integration events. * Support domestic and international travel (up to 30%) to participate in integration events, formal testing, and customer demonstrations. ## Related Videos - [Agile work at CARIAD – Creating a customer web application for controlling the vehicle ](https://www.wearedevelopers.com/videos/200-agile-work-at-cariad-creating-a-customer-web-application-for-controlling-the-vehicle) - [Dirty Tests And How To Clean Them](https://www.wearedevelopers.com/videos/515-dirty-tests-and-how-to-clean-them) - [Mutation Testing and Fuzzing in C#](https://www.wearedevelopers.com/videos/703-mutation-testing-and-fuzzing-in-c) - [Are Classical Automation Frameworks Dead? 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