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Amentum Logo Amentum · Research and Development

Environmental Control and Life Support System Subsystem Manager

United States, Houston · Job Posted February 21, 2026
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Job Description

We're looking for a Environmental Control and Life Support System (ECLSS) Subsystem Manager to join our team as we support testing NASA's Portable Life Support System (PLSS).

Job Responsibility

  • Be a Subsystem Manager for the Gateway and Pressurized Rover ECLSS including the following:
  • Assume full oversight responsibility (under the direction of the NASA ECLSS System Manager) for all engineering and operations decisions for Gateway and Pressurized Rover ECLSS related topics
  • Be responsible for one of the subsystems including Air Revitalization Subsystem (ARS), Pressure Control Subsystem (PCS), Potable Water Supply (PWS), and Crew Waste Management
  • Review system architectures, hardware requirements, designs, assembly procedures, test plans, procedures and data of Gateway and Pressurized Rover ELCSS subsystems
  • Certify ECLSS hardware for flight and/or reflight
  • Assess and understand engineering drawings and sketches
  • Provide recommendations for materials selection for flight hardware
  • Be able to troubleshoot and investigate hardware failures and provide recommendations to get hardware back to working condition
  • Understand and utilize commonly used concepts, practices, and procedures for ECLSS hardware on Gateway and Pressurized Elements
  • Support real time system operations, including flight support in the Mission Evaluation Room (MER)
  • Handle communications between various hardware providers and sustaining organizations
  • Take point in exchanging information with a wide range of stakeholders including, but not limited to, the Gateway Program, JSC Engineering, Vehicle Office, and Kennedy Space Center
  • Perform other duties as assigned by the ECLSS System Manager
  • Some travel required
  • Perform other duties as required

Requirements

  • Typically requires a minimum of a bachelor's degree in Engineering and may be expected to have a related master's degree and normally possess 10-15 years of related experience
  • A working knowledge of mechanical, fluid and pressure-based systems
  • Proof of U.S. Citizenship or US Permanent Residency may be a requirement for this position
  • Must be able to complete a U.S. government background investigation

Nice to have

  • Have an understanding/exposure to Gateway and Pressurized ECLSS functions and related hardware
  • A working knowledge of, and experience with, Space Vehicle flight operations and documentation
  • Experience with Gateway/Pressurized Rover
  • Knowledge of hardware certification and flight processes
  • Prior knowledge and experience with ECLSS subsystems
  • Be familiar with system/subsystem management roles
  • Be able to coordinate across multiple organizations
  • Be fully familiar with the functions of the Gateway Program boards and technical forums and able to develop and clearly communicate information to those Program boards and technical forums

What we offer

  • Excellent personal and professional career growth
  • 9/80 work schedule (every other Friday off), when applicable
  • Onsite cafeteria (breakfast & lunch)
  • 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
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