Spacecraft Subsystem SME

Spacecraft Subsystem SME

Job ID: 2614780

Location: El Segundo, CA, United States

Date Posted: Jul 22, 2026

Category: Engineering and Sciences

Subcategory: Systems Engineer

Schedule: Full-Time

Shift: Day Job

Travel: Yes - 10% of the time

Minimum Clearance Required: Secret

Clearance Level Must Be Able to Obtain: TS/SCI

Potential for Remote Work: On-Site

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Job Description

Description

SAIC is seeking a motivated and experienced spacecraft or spacecraft subsystem SME to join our team in El Segundo, CA. SAIC is sub-contractor on the Military Satellite Communications (MILSATCOM) Systems Engineering, Integration and Test (MSEIT) contract.

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.

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.

Qualifications

• 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.

Target salary range: $160,001 - $200,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

Overview

SAIC accepts applications on an ongoing basis and there is no deadline.

SAIC is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

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