> Markdown version of [/jobs/ext/2026785-tools-development-engineer-test-systems-applications](https://www.wearedevelopers.com/jobs/ext/2026785-tools-development-engineer-test-systems-applications). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Tools Development Engineer (Test Systems/Applications) - **Company:** Oxford Global Resources - **Location:** Nashua, NH, United States - **Contract:** Permanent contract - **Skills:** Systems Engineering, Automation of Tests, C++ (Programming Language), Computer Programming, Python (Programming Language), MATLAB, Radio-Frequency Identification, Software Tools, Software Testing Automation Framework, System Testing, Systems Integration, Engineering Base - **Published:** August 11, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9086848/tools-development-engineer-test-systemsapplications ## About the Role Active DoD Secret Security Clearance (must be current to start) - Experience developing tools or applications for engineering, integration, or test environments - Background supporting integration and test teams in technical environments - Strong programming experience with one or more of the following: Python, C++, MATLAB, Experience with automated test systems or test automation frameworks - Exposure to RF systems, defense systems, or aerospace programs - Prior experience working in secure lab or defense-contracting environments ## Description We are seeking an experienced Tools Development Engineer to support a large-scale, mission-critical defense program focused on system integration and test activities. This role is not product development. Instead, it is centered on building and enhancing software tools, automation, and applications that directly support test environments, integration labs, and system validation efforts. This is a hands-on, engineering-focused role working closely with system and test engineers in a fast-paced, lab-based environment., Develop and maintain test tools, utilities, and engineering applications to support integration and validation efforts - Design and implement automation solutions for integration and test processes - Collaborate closely with systems engineers and test engineers to support lab and test environments - Build scripts and utilities for lab, test, and validation environments - Maintain, enhance, and troubleshoot test frameworks and toolsets used by engineering teams - Support ongoing system integration, testing, and validation activities ## Related Videos - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [ Secure Code Superstars: Empowering Developers and Surpassing Security Challenges Together](https://www.wearedevelopers.com/videos/422-secure-code-superstars-empowering-developers-and-surpassing-security-challenges-together) - [How To Test A Ball of Mud](https://www.wearedevelopers.com/videos/173-how-to-test-a-ball-of-mud) - [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions) - [Software stack under and over the hood of the fastest accelerating car in the world](https://www.wearedevelopers.com/videos/221-software-stack-under-and-over-the-hood-of-the-fastest-accelerating-car-in-the-world) - [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)