Subsystem Modeling Engineer

Overview

The Subsystem Modeling Engineer will develop and implement advanced modeling solutions to support the design, analysis, and optimization of subsystems for space systems supporting Department of Defense (DoD) and Intelligence Community (IC) missions. This individual will be responsible for creating detailed subsystem models for space technologies, including propulsion, thermal management, power systems, payloads, and communications, to ensure mission readiness and system performance in complex environments. The role requires a seasoned engineer with deep technical expertise in subsystem modeling, simulation tools, and space systems engineering. The Subsystem Modeling Engineer will collaborate with multidisciplinary teams of engineers, program managers, and stakeholders to influence subsystem designs and enable data-driven decision-making.

Contract Overview

Contract Overview : Golden Dome is a national-level, whole-of-nation initiative in which you will play a critical role in advancing next-generation homeland defense capabilities. If you are seeking a fast-paced position focused on developing innovative software for the Space-Based Interceptor mission, this opportunity is designed for you.

Responsibilities

• Design, develop, and maintain models for key subsystems of space systems, including propulsion systems, thermal control systems, power systems, communications, and payloads.
• Perform modeling and simulation efforts to analyze subsystem performance, reliability, and mission readiness under varying conditions.
• Utilize advanced tools (e.g., MATLAB, Simulink, ANSYS, STK) to simulate subsystem behaviors, interactions, and responses to operational environments.
• Conduct trade studies, gap analysis, and sensitivity analyses to evaluate subsystem design choices and optimize performance.
• Collaborate with systems engineers and program managers to provide actionable insights into subsystem design and integration processes.
• Support subsystem integration with broader space architectures to ensure compatibility with satellites, ground systems, and mission objectives.
• Validate subsystem models through testing and verification processes, analyzing test data against simulation predictions.
• Present modeling results, reports, and technical recommendations to program leadership, government customers, and engineering teams.
• Stay updated on emerging technologies, modeling methodologies, and space system advancements to drive continuous improvement in subsystem modeling efforts.
• Ensure compliance with DoD standards and program specifications through rigorous validation and documentation of subsystem models.

Qualifications

Clearance

Technical Skills

Desired Qualifications

Note : #LI-AS1, #Merlin

Additional Information

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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