M&S Systems Engineer

Job Locations US-AL-Huntsville
# of Openings
Clearance Required


Job Posting w benefits 720x352  20192


Modern Technology Solutions, Inc. (MTSI), is seeking an M&S Systems Engineer in Huntsville, AL.  At MTSI, our more than 1,200 co-owners recognize the high demand for specialized professionals within our industry and that you have many options to choose.  As an employee owned company where culture matters, we believe that by investing in our people we are investing in our company’s future! 


MTSI’s core capabilities run deep across a multitude of areas to include Systems Engineering & Technical Assistance, Integration, Modeling & Simulation, Test & Evaluation, Acquisitions & Program Support, and Mission Assurance services. Our expertise includes ballistic missile defense, air defense, air vehicle survivability, unmanned aircraft, flight test operations, intelligence support, cyber security, space and homeland defense.


Join MTSI this year in celebrating our 27th consecutive year in business and consecutive growth. 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 our industry.  All new co-workers start with 20 days PTO plus 10 federal holidays, 6% 401k company match with immediate vesting, semi-annual bonuses, and eligibility to participate in our Employee Stock Ownership Plan (ESOP).  We offer other employee focused benefits, including up to $10k in tuition reimbursement and an optional zero dollar deductible BCBS health insurance plan.


For additional company information, please visit:


The ideal candidate will have the following responsibilities along with the following qualifications.


Responsibilities and Duties

  • Stay current on the Missile Defense System (MDS) Technical Baseline as it evolves
  • Develop the conceptual basis for MDS M&S system-level requirements
  • Write and maintain MDS M&S system-level requirements
  • Collaborate with MDS M&S development organizations and stakeholders
  • Self-starter, capable of planning and managing one's own assignments with minimal guidance
  • Innately curious, one who has a passion for learning in broad areas and receives instruction well
  • Detail oriented, capable of keeping track of details and communicating their relationships to the larger whole
  • Team player, capable of establishing and working in groups
  • Effective communicator, skilled in oral, written, and interpersonal communications



  • Bachelor of Science in Engineering, Science, Mathematics, or related technical discipline (Master of Science is preferred)
  • Full security clearance at the SECRET level

Essential Experience

  • Knowledgeable in the kinds of sensors, battle managers, weapons, and communications used in U.S. military weapon systems
  • Capable of developing useful abstract models of real-world structures, behavior, and performance, understanding the sufficient level of detail needed to model a given problem
  • Capable of developing correctly working and usable software-intensive simulations
  • Skilled in fundamental systems engineering (SE) standards and practices, with emphasis on applying them in Acknowledged Systems of Systems

Desirable Experience

  • Knowledgeable in Modeling and Simulation of defense systems
  • Experienced with MDS or component-level real-time, user-interactive distributed simulation systems (e.g., Ground Test, Exercises, Training), or analytical M&S such as EADSIM, WILMA, SABER
  • Experienced with requirements development and management
  • Capable of integrating distributed simulations
  • Skilled in fundamental software engineering (SwE) standards and practices

Essential Software Skills

  • Microsoft Word (or comparable word processing software)
  • Microsoft Excel (or comparable spreadsheet software)
  • Microsoft PowerPoint (or comparable presentation software)

Desirable Software Skills

  • DOORS Next Generation (or comparable requirements management software)
  • Rhapsody (or comparable modeling software)
  • Vi (or comparable text editing software)
  • Beyond Compare (or comparable graphical difference software)

Please Note:  U.S. Citizenship is required for most MTSI positions.


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