Demo

Spacecraft Subsystem SME

Energy Job Search
El Segundo, CA Full Time
POSTED ON 1/6/2026
AVAILABLE BEFORE 2/4/2026
Title:

Spacecraft Subsystem SME

Belong. Connect. Grow. with KBR!

KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country's most critical role - protecting our national security.

KBR is seeking a motivated and experienced spacecraft or spacecraft subsystem SME to join our team in El Segundo, CA.

KBR is the prime contractor on the Military Satellite Communications (MILSATCOM) Systems Engineering, Integration and Test (MSEIT) contract. By applying to this position, you are in consideration for KBR employment; however, you also have the option to be hired by one of our subcontractor teammates.

The MSEIT effort provides leading-edge Systems Engineering & Integration (SE&I) for the United States Space Force's (USSF) Space Systems Command (SSC). We acquire state-of-the-art Military and Commercial Satellite Communications (SATCOM) systems, providing global secure, survivable, and protected communications for our nation's warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems.

Why Join Us?

  • Innovative Projects: KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions.
  • Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace.
  • Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.

Key Responsibilities:

  • Provide the technical leadership and assessment for the ESS Program Office in the prime contractor delivery of the space vehicle in the area of Mechanical, Electrical or Test
  • Lead the trades for unit and subsystem designs if necessary, integration and testing into the spacecraft bus, payload and space vehicle
  • Ensure the technical design and interfaces within the space vehicle, along with the ground and terminal segments
  • Support all component and unit test programs, including space qualification testing ensuring survivability in the space environments. Develop test documentations, e.g. test plan and reports as necessary
  • Support the space vehicle test program, ensuring survivability in the space environments. Develop test documentations, e.g. test plan and reports as necessary
  • Building and maintaining strong, collaborative relationships with various government customer organizations, contractors, and FFRDC teammates

Work Environment:

  • Location: On-site
  • Travel Requirements: Infrequent
  • Working Hours: Standard

Qualifications:

Required:

  • An active Secret Clearance is required for this position. Ability to obtain, or currently cleared for TS/SCI is a plus.
  • BS in technical field, such as engineering, mathematics, physics, software or computer science
  • 15 years' experience with spacecraft bus or subsystems, or Master's degree and 12 years' experience
  • Previous proven coordination experience
  • Effective communication (both written and oral), and interpersonal skills.
  • Ability to perform in highly visible and stressful situations
  • DOD or IC space experience preferred
  • Space systems engineering experience desired at the unit, subsystem, spacecraft or space vehicle levels
  • Requirement to work on site at LAAFB 100%. Remote work unavailable
  • Approximately 10% travel within Southern California and CONUS, depending on prime contractor selection of unit suppliers

Basic Compensation: $150,000 to $229,000 in California

The offered rate will be based on the selected candidate's knowledge, skills, abilities and/or experience and in consideration of internal parity.

Ready to Make a Difference? If you're excited about making a significant impact in the field of space defense and working on projects that matter, we encourage you to apply and join our team.

KBR Benefits

KBR offers a selection of competitive lifestyle benefits which could include 401K plan with company match, medical, dental, vision, life insurance, AD&D, flexible spending account, disability, paid time off, or flexible work schedule. We support career advancement through professional training and development.

Belong, Connect and Grow at KBR

At KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company. That commitment is central to our team of team's philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver - Together.

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.

Salary : $150,000 - $229,000

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