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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Test Engineer - **Company:** Cimarron Software Services, Inc. - **Location:** Houston, TX, United States - **Experience:** Expert - **Salary:** $125,000.0 - $200,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Activity Diagram, Agile Methodology, Systems Engineering, Confluence, JIRA, C++ (Programming Language), Configuration Management, Communications Protocols, Computer Engineering, Linux, Ethernet, Python (Programming Language), Network Protocols, Scrum Methodology, Software Engineering, Software Systems, Systems Integration, Transmission Control Protocol (TCP), Test Execution Engine, Universal Asynchronous Receiver/Transmitter, UML, USB, VHSIC Hardware Description Language (VHDL), Rust (Programming Language), Jama (Software), Data Processing, Serial Peripheral Interface, Software Verification, Git, System-level Testing, Information Technology, DO-178B - **Published:** July 17, 2026 - **Apply:** https://www.dice.com/job-detail/d88bbc42-d7aa-4146-b402-41ca798ebbb3 ## About the Role * Ability to complete a pre-employment background check and drug screening, which will include but is not limited to testing for marijuana use. * 5 or more years of related experience in software test, verification, or integration roles. * Experience working with software written in languages such as C, C++, Rust, VHDL, and Python in a Linux environment. * Good written, verbal, and interpersonal communication skills. * Bachelor of Science in Electrical Engineering, Aerospace Engineering, Mechanical Engineering, Computer Engineering, Computer Science, Computer Information Systems, or another related technical discipline. Desired Skills, Experience, and Education: * Flight software experience. * Experience with Scrum and the Agile framework using tools such as JIRA * Experience with Git, Model Based Systems Engineering (MBSE), JAMA, and Confluence. * Comfortable with common embedded communication protocols such as UART, SPI, I2C, USB, RS-232/422/485, and Ethernet. * Experience working with networking protocols such as TSN, UDP, and TCP. * Familiarity with software development and verification standards such as DO-178C. * Experience reviewing or developing UML artifacts such as use-case diagrams, activity diagrams, and timing diagrams. ## Description Cimarron is seeking Software Test Engineers to support the verification, validation, and integration of software for the Axiom Space Commercial Space Station in Houston, TX. In this role, you will focus on software verification testing, hardware/software integration, and system-level test activities to ensure flight-critical software performs reliably in prototype, simulation, and flight environments. The selected candidates will play a key role in supporting commercial human spaceflight modules through rigorous test execution and analysis., * Plan, develop, execute, and document software verification and validation test procedures for flight and ground software systems. * Perform hardware/software integration testing across systems such as propulsion, command & data handling (C&DH), environmental control and life support systems (ECLSS), guidance, navigation and control (GN&C), caution and warning (C&W), power, networks, and datalinks. * Support software test activities in prototype, simulation, and flight environments, including anomaly identification, troubleshooting, and resolution support. * Collaborate closely with software developers, systems engineers, and subject matter experts throughout the software test lifecycle. * Support configuration control and disciplined test documentation, reporting, and traceability. ## 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) - [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) - [Prototyping with Hardware and the Web](https://www.wearedevelopers.com/videos/651-prototyping-with-hardware-and-the-web) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Crew Management System for Airlines: Plan duties for pilots & flight attendants worldwide](https://www.wearedevelopers.com/videos/1444-crew-management-system-for-airlines-plan-duties-for-pilots-flight-attendants-worldwide) - [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) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [Quick guide: How to write a Software Developer CV](https://www.wearedevelopers.com/magazine/37-quick-guide-how-to-write-a-software-developer-cv) - [How to create a test plan for software testing](https://www.wearedevelopers.com/magazine/56-how-to-create-a-test-plan-for-software-testing) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges)