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Portable Life Support System; PLSS Project​/Test Engineer

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Amentum
Full Time position
Listed on 2026-06-27
Job specializations:
  • Engineering
    Engineering Design & Technologists, Systems Engineer, Mechanical Engineer, Electrical Engineering
Salary/Wage Range or Industry Benchmark: 70000 - 90000 USD Yearly USD 70000.00 90000.00 YEAR
Job Description & How to Apply Below
Position: Portable Life Support System (PLSS) Project/Test Engineer
Location: St. Louis

Are you passionate about human space exploration, understanding the origins of the universe, and working with a passionate and diverse team to make a difference? If you are, we need you!

We need your talent, teamwork, and energy to help us achieve great things that inspire people all over the globe. We need you to bring creative ideas and diverse backgrounds to help us envision, shape, and deliver systems that will enable the exploration of space while benefiting people here on Earth. We are excited about what we do, and we need you on our team as we take on exciting challenges for NASA’s pursuits in deep space exploration.

As NASA’s largest engineering solutions provider working together with NASA at centers across the United States.

We have an exciting opportunity for a Portable Life Support System (PLSS) Project/Test Engineer to join the team with Aerodyne Industries, a teammate company.

We are actively searching for qualified candidates for this potential opening; however, we do not have assurance at this time when the position will be finalized and opened. Because we have strong reason to believe the position will be approved soon, we are proceeding with identifying qualified candidates and conducting interviews.

The Portable Life Support System (PLSS) Project/Test Engineer will:

  • Perform project engineering functions for EVA spacesuit design, development, procurement, manufacture, test, and certification.
  • Work in a team environment to analyze requirements from customers and develop design solutions.
  • Work with the PLSS Team leadership to update plans and agreements for PLSS work scope.
  • Design, develop, test, implement, and analyze technical products and systems Design equipment, design and assemble test configurations and complete testing of PLSS hardware.
  • Assist with troubleshooting and resolving technical issues identified during testing and integration.
  • Review engineering drawings, requirements, and system specifications to ensure accuracy and compliance with NASA standards.
  • Contribute to documentation, including test reports, hazard analyses, design reviews, procedures and TPS creation and execution.
Requisition Qualifications

We are actively searching for qualified candidates for this potential opening; however, we do not have assurance at this time when the position will be finalized and opened. Because we have strong reason to believe the position will be approved soon, we are proceeding with identifying qualified candidates and conducting interviews.

  • Typically requires a bachelor's degree in Engineering with experience in the field or in a related area.
  • BS degree in engineering from an accredited engineering school.
  • Excellent oral and written communication skills and the ability to work in a team environment.
Requisition Preferences
  • Detailed knowledge of vent loop gas flow rates, pressure management, and PLSS outlet CO2 control in closed loop and open loop modes. Should have detailed knowledge on xEMU selected design goals for each vent loop component. Areas of knowledge on each component should include: detailed understanding of each component's design and purpose in the overall vent loop and PLSS design, pressure capabilities, flow rates/delta pressure during flow, and functional operations.

    Should understand previous vent loop build/manufacturing issues and testing including component checkouts and DVT/TVAC testing. Should be able to describe the consequences of making various design alterations to the existing xEMU baseline design.
  • Detailed knowledge of thermal control and auxiliary thermal control loops including heat removal capabilities, pressures and flow rates, water/loop materials compatibility, issues with extended quiescent stowage. Detailed knowledge of design trades that led to the selection of xEMU thermal loop component designs, detailed knowledge of hardware design, knowledge of xEMU thermal loop hardware build/manufacturing history including issues encountered and resolution, and knowledge of testing including component checkouts and PLSS level DVT/TVAC testing.

    Should be able to describe the consequences of making various design alterations to the existing xEMU baseline…
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