Controls, Modeling, And Simulation Engineer

Controls, Modeling, and Simulation Engineer

On Site, Huntsville, Alabama, United States, Full time

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Our comprehensive benefits package includes wellness programs, paid holidays, paid time off, employee perks and much more. With these benefits, plus the option for flexible schedules, we'll support you as you pursue a balanced, fulfilling life—at work and at home.

Our team is comprised of 10 companies working together on one mission, Moon to Mars and then beyond.

The Amentum Space Exploration Division (ASED) Guidance, Navigation, and Control (GN&C) team is a high performing group executing challenging tasks to design and integrate GN&C systems for projects ranging from CubeSats to NASA's Space Launch System (SLS).

We are searching for highly qualified candidates to support the Space Launch Systems Program in the Control Systems Design and Analysis branch at NASA's Marshall Space Flight Center as a Dynamics, Controls, Modeling, Simulation, and Analysis Engineer. This exciting work will serve as a critical step in sending humans back to the Moon, Mars and beyond!

Responsibilities include but are not limited to:

• Conduct verification and validation of launch vehicles and spacecraft against software and Hardware in the Loop (HWIL) simulations using the ARTEMIS Download And Processing Tool.
• Model, develop, simulate, and analyze launch vehicles and spacecraft and control system performance and stability.
• Resolve problems pertaining to the design, development, analysis, integration, evaluation, testing, and verification of control systems and 6-DoF models and simulations.
• Develop, modify, maintain, and improve software simulations, tools, and scripts.
• Create, edit, and debug software written in MATLAB, Simulink, C/C++, and Python
• Configure, conduct, and analyze 6-DoF Monte Carlo simulations.
• Conduct trades studies and/or sensitivity analyses related to launch vehicles and spacecraft control.
• Prepare and present technical reports and/or briefings including visualization of results.
• Create and review engineering and software documentation.

Qualifications

A degree in Aerospace, Mechanical or Electrical Engineering or related field from an ABET accredited institution is required. Typical experience requirements are the equivalent of a PhD, a master's with at least 3 years of experience, or BS with at least 5 years of experience.

Required skills/experience:

• Ability to work problems from first principles, including derivation of dynamics equations of motion, including both nonlinear equations and linear state equations
• Proficiency modeling, simulating, and analyzing the performance of launch vehicles and spacecraft in the time domain
• Familiarity with and an understanding of trajectory and orbital dynamics
• Experience analyzing control systems in the frequency domain
• Modeling of spacecraft components/subsystems such as: Thrust Vector Control (TVC) actuators, Reaction Control System (RCS) thrusters, slosh, pogo, rigid and/or flexible body dynamics.
• Programming in MATLAB, Simulink, Python, and C/C++. This includes debugging and improving the efficiency of simulation tools.
• Experience performing software development, verification, and validation.
• Must be detail oriented and self-motivated that can work independently taking projects from start to finish without much oversight.
• Must also be able to work collaboratively with other team members both locally and remote at other facilities or vendors.
• Strong written and oral communication, interpersonal, and problem-solving skills.
• Proof of US Citizenship is required.

Desired skills/experience:

• Familiarity and/or experience with updating, documenting, or maintaining the ARTEMIS Download And Processing Tool (ADAPT) and/or using the tool to process Avionics systems runs.
• Demonstrated ability to design flight control systems (PID, state space, etc.) and perform actuator allocation (manual jet selection, quadratic programming, pseudo inverse, etc.)
• Experience performing trade studies, sensitivity, and/or Monte Carlo simulation and analyses related to the control of launch vehicles and/or spacecraft.
• Programming in other languages such as Simscape Multi-body.
• Experience with creating animations/visualization from results of 3-DoF/6-DoF simulations using tools such as Unreal Engine, Satellite Tool Kit (STK), etc.
• Model based design experience.

Essential Functions

Work Environment: Office environment. Requires ability to provide clear, concise, accurate and timely communication, both verbally and in writing (100%). Requires ability to interact professionally with co-workers, management, and client (100%). Requires travel in the domestic USA (5%). Requires ability to work at a computer for long periods of time (100%).

Physical Requirements: Requires sitting for extended periods of time in meetings with peers, management, and with our client at NASA facilities to discuss technical issues (10%). Also, requires sitting for extended periods of time at a desk to write reports and perform engineering tasks (80%). Requires ability to use stairs or elevators for access between floors and multiple buildings at NASA and our facilities (10%).

Equipment and Machines: Requires ability to operate a personal computer, a telephone, fax machine, copier, calculator, and other general office equipment (100%).

Attendance: Normal workday 7:30-4:30, Monday thru Friday. Minimal overtime may be required (10%) to meet schedule milestones and to support technical demands of the job. Regular attendance is a necessity, and adequate arrangements for delegating duties during absences are required.

Other Essential Functions: The ability to work independently with minimal supervision, and to make rational decisions, and to exercise good judgment is essential (100%). Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard to the employee or others.

Proof of U.S. Citizenship is required.

#ESSCA #ASED

Compensation Details: ES3 The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview: Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting: 04/01/2026 - Until Filled Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic