Model Simulation Developer - US-AL-Huntsville-MSFC (AL)

Create Your Career: · Grow With Us · Your growth matters to us—that's why we offer a variety of ways for you to develop your career. With professional and leadership development opportunities like Team Lead Academy, education reimbursement, mentoring, and company sponsored networ ...

Job description

Create Your Career:

Grow With Us

Your growth matters to us—that's why we offer a variety of ways for you to develop your career. With professional and leadership development opportunities like Team Lead Academy, education reimbursement, mentoring, and company sponsored networking events, you can take control of your own career path on your own terms with a company that believes in you.

A Place Where You Belong

People are at the heart of our business. We reflect a diversity of cultures, backgrounds, and experiences. We expect our people, clients, and partners to treat one another with dignity and respect. This means promoting inclusion, celebrating diversity, and appreciating the differences we all bring to our workplace.

Support Your Well-Being

Our comprehensive benefits package includes wellness programs, 11 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 ESSCA group is looking for a motivated individual to support the development of physics-based simulation software in support of the Mars Campaign office Earth Independent Operation's Mission Management portfolio at Marshall Space Flight Center. The ideal candidate will have a background in simulation development and be proficient in programming, specifically in C/C++.

The selected applicant will work on an integrated customer/contractor team doing the following tasks:

· Design, development, and test of software models and simulations for an Environmental Control and Life Support System (ECLSS).

· Participate in a software development environment.

· Create and present detailed software designs.

· Conduct and participate in design and code reviews.

· Produce weekly and monthly status reports of progress in assigned areas.

Qualifications:

· Bachelor's degree or higher in Mechanical Engineering, Aerospace Engineering or equivalent. 

· Minimum ten (10) years of experience and expertise in developing variable-mass, physics-based models, and simulations. 

· Minimum ten (10) years of experience in developing fluid dynamics simulations. 

· Minimum ten (10) years of experience in architecting distributed simulations. 

· Minimum ten (10) years of experience in developing distributed models and simulations. 

Experience and proficiency in:

· Experience with the NASA Trick Simulation Environment. 

· Experience developing HLA interfaces and interfacing with HLA Run-time Infrastructure (RTIs). 

· Proficiency with C/C++ in compliance with organizational/project coding standards. 

· Proficiency with Python in compliance with organizational/project coding standards. 

· Proficiency with Ethernet-based communications protocols (TCP, UDP). 

· Proficiency with Software development targeted for Linux distributions. 

· Proficiency with Version control systems such as Git 

· Experience with software engineering/analysis, software architecture, design, development, testing (unit and integration), documentation, and product delivery activities 

· Excellent oral and written communication skills  

· Ability to communicate professionally with customers, stakeholders, and cross-organizational team members. 

· Experience working on a software development team in an Agile Development Environment 

· Ability to work independently and within a diverse team 

· Understanding of DevOps tools such as Github. 

#ASED

Compensation Details:

0.01

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:

02/17/2026 - 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 information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.