Demo

Jr. Software/Modeling and Simulation Engineer

Modern Technology Solutions, Inc.
Dahlgren, VA Full Time
POSTED ON 12/24/2025
AVAILABLE BEFORE 1/23/2026
Job Description:
MTSI is seeking a Junior Software developer to join a high-performing team supporting a DoD program developing software to simulate and evaluate the effectiveness of various weapon systems against potential threats.

Required Skills:
*B.S. in computer science or software engineering required.
*An active secret clearance is required.
*2 years of software engineering / development experience, to include recent experience in agile software engineering environments.
*Demonstrable skill in one or more high-level object-oriented programming languages (e.g. C , Java).
*Interest and knowledge of modeling and simulation concepts (discrete-event, stochastic variables, Monte Carlo analysis, etc.).
*Must work well in a team environment and have the ability to interact with data suppliers and customers.
*Able to work both independently and in a collaborative environment in order to provide required functionality/analysis and meet timelines.
*Ability to communicate and explain complex technical issues and provide comprehensive results and analysis in both written and oral presentations.
*Must possess good analytic skills and the ability to apply these skills in a multi-tasking environment where more than one project may require your participation at any given time.

Desired Qualifications:
*Experience working with a simulation framework or environment is highly desired.
*A full understanding and experience developing software utilizing the full software development lifecycle process.
*Understanding of source code configuration and corresponding tools.
  • 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.


MTSI is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.

 

Salary : $9,000 - $10,000

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