New

Journeyman Software Test Engineer

Modern Technology Solutions, Inc.
401(k)
United States, Alabama, Huntsville
Aug 05, 2026
MTSI is looking for a Software Test Engineer (Journeyman) in the Huntsville, A L area. The selected candidate will be responsible for operating the PATRIOT Tactical System and the IBCS Engagement Operations Center (EOC) while developing and executing test cases that will be used to Verify and Validate a suite of applications. Those applications are Flight Mission Simulator / Digital (FMS/D), Integrated Radar on the Net (IRON), Launcher on The Net (LOTN), and the LOTN compliment application L2. The position is on site at S3I on Redstone Arsenal, Alabama. The selected candidate should be able to demonstrate an understanding of Software Test Case development and execution. The select candidate should have experience with workflows in the GitLab DEVSECOPS tools, should have a strong familiarity and understanding of Linux operating system. The selected candidate should be a Mid-Level Engineer in software test with strong technical focus. This is not a remote position. This task requires daily support in a closed environment. Requirements: Active Secret Clearance Bachelor's degree in engineering, software development, or related discipline from an Accredited College 5+ years of software test experience Required Skills: Strong Linux Domain Knowledge Strong Software Test experience Exposure to C/C++ Engineering Application experience Desired Skills Data Analysis Army Air Defense Tactical System experience (PATRIOT, IBCS, THAAD) GitLab MATLAB Agile Test Environment Various Test Automation Tools Security+ Certification #LI-AS1 Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry. 100% Employee Owned: We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year. Great Benefits - Most Full-Time Staff Are Eligible for: Starting PTO accrual of 20 days PTO/year + 10 holidays/year Flexible schedules 6% 401k match with immediate vesting up to $9k annually Semi-annual bonus eligibility (July and December) Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account Up to $10,000 in annual educational reimbursement Other company funded benefits, like life and disability insurance Optional zero deductible Blue Cross/Blue Shield health insurance plan Track Record of Success: We have grown every year since our founding in 1993. Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide. For more information about MTSI, please visit www.mtsi-va.com MTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities.