Cryogenics Engineer Jobs in Alabama (NOW HIRING)

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Description:
As part of the Ground and In-Space, Cryogenic Fluid Management team you will be designing tank-internal instrumentation for ground testing a 1,000-5,000-gallon, flight weight liquid hydrogen tank.
Job Duties include:
Cryogenic Fuel Tank Testing (Ground and In-Space, Cryogenic Fluid Management
- Knowledge of hydrogen-compatible liquid-level and temperature sensing fiber optics and silicon diodes.
- Testing success leading to wide industry interest and follow-on test programs.
- Ability to generate technical peer reviewed white papers for professional cryogenic organizations.
- Some fluids transfer knowledge skills are necessary along with empirical past experience of cryogenic behavior in locked up conditions for longer duration in-space propellant storage.
- Ability to work with technicians to convey schematics, quality of workmanship required, and maintain schedule and costs for complex test scenarios.
- Requirements include several certifications necessary to work at NASA, MSFC Building 4205, and the East Test Area.
- Solid understanding of manufacturing techniques used in the cryogenic propellant industry.
Cryogenic Propellant Transfer Testing - Develop NASA vacuum chamber facility capability for low-cost, cryogenic fluid transfer and boil-off tests.
- Design and construct certified pressure system, cryogenic fluid transfer system.
- Design and construct remotely operated, vacuum-rated, motorized cryogenic fluid valve assemblies including programmable control system.
- Support successful, liquid nitrogen, tank-to-tank transfer tests.
- Understanding of cryocoolers and their ability to affect long duration cryogenic propellant storage.
- Ability to work with technicians to convey schematics, quality of workmanship required, and maintain schedule and costs for complex test scenarios.
- Requirements include several certifications necessary to work at NASA, MSFC Building 4205, and the East Test Area.
- Solid understanding of manufacturing techniques used in the cryogenic propellant industry.
Education requirements:
Bachelor's degree in mechanical, chemical or nuclear from ABET-accredited university preferred and 20+ years' interrelated experience
Excellent Skills and experience required in the following:

• Interpersonal and communication skills and strong team commitment and customer relations
• Written and verbal communication skills
• Microsoft Office products such as PowerPoint, Excel, and Word.
• Must be a US citizen

#ASED #ESSCA
Compensation Details:
SME2
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.
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