Demo

Spacecraft Software Test Engineer

Intuitive Machines LLC
Houston, TX Full Time
POSTED ON 4/3/2026
AVAILABLE BEFORE 6/3/2026

 About Intuitive Machines:

Intuitive Machines is an innovative and cutting-edge space company making cislunar space accessible to both public and private customers. Our mission is to further science and exploration, communications, and economic progress from the Earth to the Moon and beyond. With multiple NASA lunar missions in development and additional private missions on our manifest, we pride ourselves in supporting NASA, our customers, and the nation in paving the way to return humans to the surface of the Moon. Our world-class team includes experts in all aspects of spacecraft subsystems design, development, and test, on-orbit operations, and safety.

Our long-term partnership with NASA has created an exciting opportunity for a Spacecraft Software Test Engineer on the JETS contract at the Johnson Space Center in Houston, TX.

 About the Position:

If you’re excited about contributing to human space exploration and advancing our understanding of the universe, we’d like to hear from you. Join a team that values collaboration, diverse perspectives, and meaningful work. Your skills and ideas will help us design and deliver systems that support future space missions and create benefits 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. 

Responsibilities:

  • Decompose system-level requirements into software requirements and develop traceability matrices.
  • Design and develop C-based software interfaces between GFE and contractor-supplied modules.
  • Perform software interface analysis, integration testing, and formal verification activities.
  • Build, maintain, and execute test procedures and test reports for software systems.
  • Support full software development life cycle activities within an Integrated Product Team (IPT).
  • Conduct unit testing, integration testing, and system-level software testing.
  • Develop and maintain software documentation in support of mission-critical, human-rated systems.
  • Collaborate with cross-functional teams to resolve software integration issues and risks.
  • Utilize IDE tools and web-based collaboration platforms (e.g., GitLab, JIRA, Confluence) for configuration management and project tracking.
  • Contribute to design reviews, test readiness reviews, and customer-facing technical presentations.
  • Apply agile software development practices to manage deliverables and sprint commitments.
  • Support software configuration management activities and maintain version-controlled code repositories.

 

Required Qualifications:

  • Bachelor’s degree in Engineering (Aerospace, Electrical, Computer, Mechanical, or related discipline).
  • 5 – 10 years of relevant software engineering experience in a technical/engineering environment.
  • Strong C programming skills with active, hands-on experience within the last 2 years.
  • Proficiency developing and debugging C applications in a Linux environment.
  • Strong Python development experience within the last 2 years.
  • Demonstrated ability to decompose system-level requirements into software requirements with traceability.
  • Experience writing software to integrate GFE with contractor-supplied modules.
  • Experience performing software interface analysis, integration testing, and verification.
  • Familiarity with IDE tools and web-based collaboration and configuration management platforms.
  • Strong written and verbal communication skills; comfortable presenting in customer-facing settings.
  • Ability to work both independently and in team environments using agile development practices.
  • Experience with system and software configuration management processes and tools.

 

PREFERRED QUALIFICATIONS

  • Experience with unit testing and/or integration system software testing frameworks.
  • Background working with embedded processors and embedded software environments.
  • Experience with VxWorks Real-Time Operating System (RTOS).
  • Familiarity with data-driven software architectures.
  • Experience with Core Flight System (cFS) or similar flight software frameworks.
  • Knowledge of NASA NPR 7150.2, DO-178C, and NASA-STD-8739.8 software safety standards.
  • Experience developing and testing safety-critical software within an Integrated Product Team.
  • Full life-cycle software development experience in a spaceflight or aerospace context.
  • Experience with collaboration tools: GitLab, JIRA, and/or Confluence.
  • Prior experience supporting NASA JSC programs, processes, and organizations.
  • Flight Demo or human-rated system experience a significant plus.
  • Self-motivated, highly organized, and able to manage multiple priorities with minimal supervision.

 

US EEO Statement:

Intuitive Machines is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.

 

 

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