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Location
In office (Huntsville)
Seniority
Senior · 10+ years exp
Visa
H-1B filings in 12 months: 4
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 10, 2026. First seen by Alion on Nov 5, 2026. Amentum scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Amentum is a US government and critical infrastructure services contractor headquartered in Chantilly, Virginia, providing engineering, technical, mission support and operations services in defense, intelligence, space, energy and environment markets. It has about 50,000 employees in more than 70 countries, is listed on the New York Stock Exchange, and absorbed PAE in 2022 before combining with the Jacobs critical mission solutions business in 2024. Openings include aerospace, GN&C and reliability engineers, aircraft workers, database administrators, software engineers, biometric enrollment specialists and paralegals.

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

At ASED, 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, parental leave, paid time off, employee perks and much more. With these benefits, plus the option for flexible schedules and

possible remote a few days a week (depending on customer requirements) we’ll support you as you pursue a balanced, fulfilling life-at work and at home.

Position Description:

The Senior Systems Engineer supports SLS Program / NASA systems on the Amentum ESSCA contract.

The key purpose of the position is to plan and perform systems engineering activities associated with the development, integration and verification/validation of SLS Integration and Test Facilities (IATF) and Software Development Facilities (SDFs) that will be used to verify the integrated avionics system for the Space Launch System (SLS) at NASA’s Marshall Space Flight Center. This position will also perform system engineering activities associated with the development and verification of SLS Emulators that will be delivered and integrated into facilities used to develop/test the NASA Multi-Purpose Crew Vehicle (MPCV), the Second Stage Rocket, Interim Cryogenic Propulsion Stage (ICPS), or Centaur V (CV), and the Launch Control System.

Responsibilities:

The Senior Systems Engineer will provide systems engineering support to the NASA SLS Avionics and Ground Systems Test Branch (ES53) at MSFC in support of the Space Launch System (SLS) program. The engineer will apply systems engineering methods to define/evaluate SLS IATF, SDF and Emulator requirements, interfaces and plan/support IATF, SDF and emulator verification/validation activities.

Additional responsibilities are defined below:

  • Perform or coordinate systems engineering activities including Trade Studies and Analysis, Requirements Definition and Traceability, Requirements Allocation and Verification, Interface Definition, System Integration and test, and Design Verification and Validation. Also ensure requirements and specifications can be verified and validated, including risk mitigations, usability and NASA requirements.
  • Work closely with SLS IATF software, hardware, and facility development personnel during development, understanding of configurations in development, operation, verification, and validation of IATF systems and emulators.
  • Assist the project verification and validation team by defining and delivering verification and validation project deliverables.
  • Identify the data that will be required to show objectively that all configurations of the product meet their requirements, as well as customer needs.
  • Ensure that all test systems and equipment are appropriately validated and controlled.
  • Review and analyze IATF system test data and record pass/fail results and conclusions. Ensure that results are traced to requirements.
  • Measure and report on progress toward completion of verification and validation, and summarize the verification and validation performed, the data reviewed, and conclusions reached in compliance.
  • Support completion of development testing, to characterize designs and understand trade-offs.
  • Create or contribute to project deliverables which may include verification and/or validation plans, protocols, and reports; execution of the plans and protocols; and resolving deviations.
  • Manage timeline for verification and validation activities and generate status reports.

These activities will continue as the launch vehicle architecture matures and the SLS program completes program phases, reviews and schedule milestones.

This position will be posted for a minimum of 14 days. If a candidate has not been selected at that time, it will continue to be posted until a suitable candidate is selected or the position is closed.

Required Education:

A degree in aerospace, mechanical, computer or a related engineering field or technical discipline from an accredited university is preferred. Typically, educational requirements are the equivalent of a BS with at least 10 years of experience or a master’s degree with at least 8 years of experience or PhD with at least 4 years of experience.

Required Experience/Knowledge:

  • Must be a US Citizen and have a STAR ID.
  • Systems engineering experience supporting hardware and software integration, requirements development, verification and validation, and testing is preferred.

Desired Experience:

  • Defining simulation system level requirements and software requirements.
  • Creating verification and validation plans, protocols, and reports.
  • Design, development, and operation of Hardware-In-the-Loop (HWIL) integration and test facilities.
  • Hardware-in-the-loop testing, avionics testing, flight software, launch vehicle simulations, and/or avionics systems engineering experience.
  • Test system certification and simulation software accreditation.
  • Maintenance of avionics integration labs and deployed emulator systems.
  • Evaluation of Avionics models used in HWIL systems.
  • Definition of processes/procedures associated with the full life cycle of HWIL integration/test facilities and deployed emulator systems.
  • Familiarity with NASA Systems Engineering policies and procedures is desired.
  • Excellent communication skills, technical writing, and presentation skills are required.

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 (<10>

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 #Amentum

Compensation Details:

ES4

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:

11/05/2026 - 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.

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