Join Our Journey At Amentum Space Exploration Division (ASED) your growth is our priority! That’s why we offer an array of exciting opportunities for your career development. From the transformative Team Lead Academy to education reimbursement, personalized mentoring, and engaging company-sponsored networking events, you have the power to shape your professional journey in a way that aligns with your aspirations. Find Your Community At the heart of our thriving business are the incredible people who make it all possible. We celebrate a vibrant array of cultures, backgrounds, and experiences. Here, we foster an environment where everyone—employees, clients, and partners alike—are treated with the dignity and respect they deserve. Prioritize Your Well-Being Our extensive benefits package is designed with your health in mind. Enjoy wellness programs, paid holidays, generous time off, employee perks, and so much more. We’re here to help you achieve a harmonious balance in your life—both at work and at home. Together, We Soar Our dynamic team consists of ten companies united in a single mission: to venture from Moon to Mars and beyond. Join us on this extraordinary adventure! This position has been aligned with Aerodyne Industries. To learn more, click here This position is for an early career Materials Test Engineer to perform materials characterization testing in hydrogen to support the Space Launch System (SLS) vehicle. The role requires direct operation of test equipment, oversight of complex test setups, and execution of test campaigns. Work will take place at NASA Marshall Space Flight Center’s Hydrogen Test Facility. Position responsibilities include: Maintain a focus on safety by completing training, wearing personal protective equipment (safety shoes, safety glasses, lab coats, etc.) as required and following procedures to ensure the safety of every employee and the facility. Plan and conduct hands-on mechanical testing including fatigue, fracture mechanics, and monotonic tensile/compression tests. Operate servo-hydraulic and electromechanical test systems in compliance with ASTM, NASA, and aerospace standards. Design test fixtures, grips, and specimens. Prepare test plans, test matrices, and schedules to support qualification and certification programs. Apply analytical or numerical methods to predict time-dependent crack growth under cyclic and sustained loading. Determine crack growth rates, fatigue thresholds, and critical stress intensity factors. Perform strain gage instrumentation, alignment, calibration, and data acquisition setup. Conduct testing in extreme environments such as elevated temperatures, liquid nitrogen, liquid hydrogen, and high-pressure gas systems. Analyze fracture, fatigue, and monotonic test data, including crack growth rates, stress intensity factors, and failure modes. Reduce raw test data into engineering properties and prepare formal test reports for internal and external customers. Support durability and damage tolerance assessments using analytical or numerical fracture mechanics methods. Collaborate with technicians and multidisciplinary engineering teams to ensure safe and efficient laboratory operations. The Amentum Space Exploration Division (ASED) offers a partnership in which you can grow personally and professionally within a framework of strong leadership, competitive compensation, and rewarding career paths. Come join our team on the ESSCA contract whose work is destined to have a long-range effect on future generations! Qualifications Proof of U.S. Citizenship is required. Education and Experience A bachelor’s degree in materials engineering, mechanical engineering, or a related field from an ABET-accredited university is required. Required Knowledge and Capabilities Strong knowledge of materials science and engineering principles. Strong organizational skills, with a demonstrated ability to coordinate and manage multiple projects simultaneously through completion. Ability to collaborate effectively with technicians and engineers and recommend improvements to testing, processing, operations, and safety. Proficiency with computers and relevant software used to collect, store, retrieve, and analyze data and to communicate results through reports. Capable of providing clear verbal and written communication of work progress, test status, results, problems, and proposed actions to engineers, customers, and government representatives. Ability to provide thorough documentation of findings and actions. A highly qualified candidate will have some or all of the following experience: Materials characterization testing and data analysis for methods including tensile, fatigue, fracture and fatigue crack growth. Design and installation of electrical instrumentation and wiring. Design and installation of liquid and gas plumbing systems. Design and installation of hydraulic systems. Design of components and assemblies using CAD. Essential Functions Work Environment It is expected that work will be performed on-site at MSFC at the Hydrogen Test Facility in an outside lab environment (25%), an inside lab environment (45%) and an office environment (30%). Requires the ability to provide clear, concise, accurate and timely communication, both verbally and in writing. Requires the ability to interact professionally with co-workers, management, and clients. Travel within the domestic USA may be required, but infrequent (<2%). Physical Requirements Requires standing, walking, lifting up to 40 lbs and using hand/power tools to perform testing and maintenance operations (50%). Requires sitting for extended periods of time at a desk to perform training, review engineering directions and operating procedures, set up test controllers, monitor tests, record data and perform other job-related tasks (35%). Requires sitting for extended periods of time in meetings with peers, management, and with our client at NASA facilities to discuss technical issues (10%). Requires walking and using stairs or elevators for access between floors and multiple buildings at NASA facilities (5%). Equipment and Machines Requires the ability to operate materials testing equipment (computers, test controllers, servo-hydraulic test machines, hydraulic pumps, compressors, facility controls, etc.), personal computer, telephone, copier, calculator, and other general office and laboratory equipment. Attendance The normal workday is from 7:00 am to 4:00 pm but may change depending on testing needs. Minimal paid overtime may be required 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. Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard to the employee or others. #ESSCA #Amentum #ASED Compensation Details: ES2 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: 11/10/2026 - 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. Welcome back! We encourage you to check on the status of your current job applications with us. You can also search for a list of our current job openings and see if there are any new positions that might be a good fit for you. Thank you for continued interest in employment with Amentum. For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA. Find us online at https://www.amentum.com/ If you need a reasonable accommodation for any part of the employment process, please complete our Accommodation Request. Requests for accommodation will be considered on a case-by-case basis. If you need assistance, please reach out to [email protected] EEO including Disability/Protected Veterans Labor Laws Posters Amentum has become aware of unauthorized individuals who are falsely using the Amentum name and /or logo in an attempt to solicit fees from potential job seekers. These deceptive and unauthorized individuals are soliciting money, promising placement in a position with Amentum. Please note any communication requesting any amount of money in exchange for employment with Amentum is fraudulent. These communications do not originate from Amentum and are not associated with the recruitment process. Amentum and its affiliates never charge candidates fees or payments of any kind in order to secure employment. As a precaution, we recommend you do not disclose personal or financial details to anyone as a response to an unsolicited email, social media, or dating website request. Amentum will never as ask for a placement fee or any other fee to expedite the hiring process. If you are contacted by anyone offering employment with Amentum, you should never be asked to pay a fee for recruiting. Amentum personnel will always send email from an identifiable corporate account (ending in @amentum.com) and never from a public email account like Yahoo!, Google, Gmail, or Hotmail. If you are contacted regarding a fraudulent employment proposal, we encourage you to alert your local law enforcement agency/police authority. To read more about Amentum’s commitment to ethics, please click here.

Materials Test Engineer (ES2).

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