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Threat Engineer - Entry Level

Modern Technology Solutions, Inc.
401(k)
United States, Alabama, Huntsville
Dec 09, 2025
MTSI is seeking an Entry-Level Threat Engineer to support missile system modeling and analysis activities for the Missile Defense Agency (MDA). The ideal candidate will contribute to the development of high-fidelity threat models, EO/IR signature characterizations, and analytical products that inform critical missile defense studies and tests. This role offers the opportunity to work alongside a multidisciplinary team of engineers and scientists in a highly technical, mission-driven environment.
Responsibilities:
  • Primary focus will be developing/updating missile models for threat systems
  • Source information will come from CAD/line drawings
  • Will use existing modeling tools such as the Optical Signatures Code (OSC), OPTical In-line SIGnature (OPTISIG) Generator as well as several internal toolsets to characterize missile systems from an EO/IR signature perspective
  • Characterizing missile systems and providing products to support multiple studies and activities across the Missile Defense Agency (MDA)
  • Work with integrated team across multiple modeling disciplines (CAD, kinematic, EO/IR, and plume modeling). Technical areas associated with position includes aspects of aerospace/mechanical engineering, signature physics (blackbody radiation), radiometry, heat transfer/thermal analysis
  • Flight test analysis (retrieving test data such as kinematic/dynamic information, collected data, etc., and comparing to models being developed)
  • Generating briefings to support analysis, product delivery, Quick Reaction Tasks (QRTs)
  • Writing code and developing software tools to assist with IR data generation and analysis
Desired Qualifications:
  • Bachelor's degree in Engineering, Physics, Computer Science, or a related technical field.
  • Ability to obtain and maintain a DoD SECRET security clearance.
  • Proficiency in one or more programming languages, including MATLAB, Python, C++, or C#.
  • Experience using CAD tools such as SolidWorks, NX, or similar platforms.
#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.


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