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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior/Principal Test Systems Engineer (Active clearance) - **Company:** Trispoke Managed Services View all jobs - **Location:** Tucson, AZ, United States - **Experience:** Expert - **Contract:** Temporary to permanent - **Skills:** Microsoft Windows, Agile Methodology, Systems Engineering, Cloud Computing, Software Debugging, IBM Rational Software, Object-Oriented Software Development, Rhapsody, Software Systems, Subsystems, Systems Modeling Language, Systems Integration, Strategies of Testing, UML - **Published:** August 18, 2026 - **Apply:** https://www.careerjet.com/jobad/us3ee2559f391337b04238cf4b1a512641 ## About the Role (Level 3) $98.00/hr on W2 (5) years' prior relevant experience OR an advanced degree and 3 years of experience. (Level 4) $100.00 - $112.00/hr on W2 (8) years of directly related engineering experience (or a STEM Masters with 6 years related experience, * Bachelor's degree in science, Technology, Engineering, or Mathematics (STEM) * Systems Engineering experience in test requirements development, test planning, test techniques, test methodologies, embedded functional test, and integration, verification, and validation for test * Experience with test related activities throughout the product lifecycle. * Experience with Model Based Engineering processes, techniques, and tools (Rhapsody and IBM Rational Model Manager and/or Cameo Systems Modeler/Enterprise Architect and Teamwork Cloud preferred, with understanding of Systems Modeling Language (SysML), and/or Unified Modeling Language (UML). * The ability to maintain a US security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance Qualifications We Prefer * Experience leading small teams, or mentoring junior engineers * Experience with Agile processes and techniques. * Experience with Dynamic Object-Oriented Requirements System (DOORS). * Experience with development, environmental, qualification, production, manufacturing and operations testing * Experience problem solving and debugging. * Experience working cross-functionally, within and outside your own team, to support the development and growth of work tasks * Experience in developing, decomposing, and managing systems requirements * Experience recognizing areas of improvement or customer needs and relaying them to senior staff as business development possibilities. * Experience demonstrating a sense of urgency, prudent risk-taking and adaptive response to challenges. #Raytheon #RTX #TestSystemsEngineer #SystemsEngineer #MBSE #SysML #UML #DOORS #Rhapsody #Cameo #VerificationAndValidation #IntegrationTesting #EmbeddedSystems #DefenseJobs #AerospaceJobs #EngineeringJobs #SecurityClearance #SecretClearance #TopSecret #MissileDefense #AgileEngineering #TucsonJobs #ArizonaJobs #NowHiring #USCitizensOnly ## Description The Test Solution Engineering (TSE) team within the Hardware Discipline Center is a multi-discipline organization that provides test solutions to support production lines for our entire missile portfolio. The software team within TSE is responsible for developing advanced windows application solutions for all Raytheon products. We are hands-on, designing with the latest technology and tools, and integrating state-of-the-art software solutions with the most advanced engineering systems in the world. TSE products are in engineering labs, in the field, and in production environments utilized for weapon system products. TSE has job opportunities across all phases of the engineering lifecycle, including demonstrations, early engineering tests, design verification tests, production, and post-production sustainment. What You Will Do * You will apply your knowledge of the subsystem and collaborate with other Engineering disciplines to develop and implement the subsystem model using Model Based System Engineering tools and methods. * Detail capabilities and derive requirements. * Communicate test equipment needs and requirements to Test Equipment designers. * Manage requirements and traceability. * Leverage and apply reuse of Test Environment requirements and models to promote efficiency in test design and development. * You will develop subsystem requirements, interfaces, behaviors, and architecture. * You will interact with Technical SMEs as necessary to fully understand the subsystem including identifying and resolving issues and supporting related subsystem trades or analysis. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [10M Data Records Lost, Underwater Computing, and Psychedelic Fish - Matthias Geniar](https://www.wearedevelopers.com/videos/1908-10m-data-records-lost-underwater-computing-and-psychedelic-fish-matthias-geniar) - [ChatGPT and Java: A Match Made in Heaven or Hell?](https://www.wearedevelopers.com/videos/536-chatgpt-and-java-a-match-made-in-heaven-or-hell) - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [Develop on Windows, Deploy on Red Hat Enterprise Linux](https://www.wearedevelopers.com/videos/1600-develop-on-windows-deploy-on-red-hat-enterprise-linux) - [Beyond UML: Making Sense of AI-Generated Code through Visual Architecture](https://www.wearedevelopers.com/videos/2102-beyond-uml-making-sense-of-ai-generated-code-through-visual-architecture) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)