Space Systems Engineer

• Design and develop space systems with a focus on navigation, targeting, and interceptor functionality.
• Perform system-level requirements analysis, flow-down, and validation to ensure compliance with customer specifications.
• Work collaboratively with other engineering disciplines (payload, propulsion, guidance and control, etc.) to maintain system performance standards and achieve mission objectives.

• Conduct engineering and qualification testing of various components and subsystems to validate performance under space conditions.
• Support integration, test planning, execution, and verification activities for full-system and subsystem evaluations.
• Analyze test data and apply findings to optimize system designs.
• Simulation and Modeling
• Develop simulations for operational scenarios, including guidance, navigation, and tracking performance.
• Leverage modeling tools to predict capabilities and failure modes for space-based interceptor systems.

• Identify technical risks associated with space system development and deployment and propose mitigation plans.
• Support trade studies to evaluate system alternatives and recommend solutions to enhance mission success.
• Lifecycle Sustainment
• Lead efforts in sustaining space systems, ensuring reliability and functionality over the mission lifecycle.
• Adapt existing designs and technologies to address emerging threats and mission evolutions.

• Work closely with DoD customers, stakeholders, and contractors to ensure alignment with mission goals.
• Prepare technical documentation including system design reviews, test reports, and operational manuals tailored for defense applications.

• Must have an Active Top-Secret Clearance with SCI Eligibility
• 5 years' prior experience for access to Special Access Program Information (SAP), or Controlled Access Program (CAP); must have 1 year in the last 5 years.

• Expertise in space mission architectures, orbital mechanics, and subsystem design.
• Familiarity with missile defense systems and space-based technologies.
• Proficient in systems engineering tools (e.g., MATLAB, SysML, STK) and CAD software.
• Strong knowledge of government standards and practices for DoD space systems
• Experience in guidance, navigation, and control systems for interceptors or similar defense platforms.
• Hands-on experience in space hardware integration and flight qualification.
• Knowledge of emerging threats in space and counter-space capabilities.

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  Interesting Work:
  
  
  
  Our co-workers support some of the most important and critical programs to our national defense and security.
  
  
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  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.
  
  
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  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.
  
  
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  Great Benefits - Most Full-Time Staff Are Eligible for:
  
  
  




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  Starting PTO accrual of 20 days PTO/year + 10 holidays/year
  
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  Flexible schedules
  
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  6% 401k match with immediate vesting up to $9k annually
  
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  Semi-annual bonus eligibility (July and December)
  
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  Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account
  
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  Up to $10,000 in annual educational reimbursement
  
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  Other company funded benefits, like life and disability insurance
  
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  Optional zero deductible Blue Cross/Blue Shield health insurance plan
  




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  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