> Markdown version of [/jobs/ext/2583164-test-engineer-i](https://www.wearedevelopers.com/jobs/ext/2583164-test-engineer-i). 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). --- # Test Engineer I - **Company:** Mercury Systems, Inc. - **Location:** Chantilly, VA, United States - **Experience:** Starter - **Contract:** Permanent contract - **Skills:** Systems Engineering, JIRA, Bash Shell, C Sharp (Programming Language), Hardware Design, Python (Programming Language), LabVIEW, MATLAB, Software Engineering, Software Systems, Verification and Validation (Software), System Testing, Jama (Software), Hardware Testing, MIL-STD-810 Environmental Testing, Bitbucket, DO-178B, Programming Languages - **Published:** August 5, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17860069?backUrl=%2Fcareer%2F17860069%2FTest-Engineer-I-Virginia-Chantilly ## About the Role * Bachelor of Science degree in Engineering or a related field. * Experience in LabVIEW, Python, Bash, C#, MATLAB, or other programming languages used for automation, data collection, and analysis. Preferred Qualifications: * Ability to obtain and maintain an active U.S. Secret Security Clearance. * Experience in developing and executing verification and validation test procedures. * Experience with engineering lifecycle tools such as Jama, Jira, BitBucket. * Experience with Aerospace, Defense, Government, or Military sectors. * Hands on experience with environmental test equipment, including chambers used for hardware validation. Physical Demands/Working Conditions:The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. * Occasionally move objects and use abdominal and lower back muscles to provide support over time without fatigue. * Specific abilities required by the job include positioning oneself to lift or move objects weighing up to 40lbs. * Sometimes, working under a microscope for long periods of time will be required * Frequently observe, detect, discern, and convey information. ## Description Mercury Systems is seeking a Test Engineer I to develop and execute tests on server systems for mission critical aerospace and defense applications.This role plays a pivotal part in ensuring product reliability, performance, and security across the full engineering lifecycle from concept to sustainment., * Implement standardized system testing practices across Mercury's ruggedized servers and secure software product lines. * Design and implement robust test procedures that meet military standards (e.g., MIL-STD-810, DO-461, DO-167, DO-178C, DO-254) * Oversee and conduct functional, environmental, and stress testing of hardware and software systems, ensuring performance in extreme conditions and mission-critical environments * Collaborate with software development teams to integrate and validate secure software solutions * Partner with systems engineering, hardware design, and software development teams to align test objectives with product requirements * Support the development of tools to streamline test analysis, reporting, and documentation * Support the standardization of systems used to track testing issues and document results * Collaborate with Mission Assurance teams to conduct root cause analyses for issues identified during testing and sustainment. ## Related Videos - [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation) - [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) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [Building a hypercar from scratch](https://www.wearedevelopers.com/videos/607-building-a-hypercar-from-scratch) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) ## 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) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)