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Mechanical Ground Support Equipment Engineer (Early-Career)

Millennium Space Systems
El Segundo, CA Full Time
POSTED ON 12/27/2025
AVAILABLE BEFORE 2/2/2026
Company Overview

Millennium Space Systems, A Boeing Company delivers affordable, high-performance space systems for exacting customers. At Millennium, you will be part of a close-knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welcome.

At Millennium, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company committed to fostering an environment for every teammate that's welcoming, respectful and innovative, with great opportunities for professional growth. Find your future with us.

Job Summary

As a Satellite Support MGSE Engineer you will be responsible for designing and analyzing mechanical test, integration and assembly fixtures, and creating part/assembly drawings to assist in the assembly and testing of our satellite systems. You will work closely with other engineering teams, such as: ATLO (Assembly, Test, and Launch Ops), program management, and manufacturing to understand component and satellite design to develop integration, test and assembly fixtures, and MGSE assembly drawings on schedule and within budget.

This position’s internal job code is Equipment & Tool Engineer. Our team is currently hiring for the Levels 1-2.

Responsibilities

  • Design mechanical test and assembly fixtures per provided design requirements
  • Compile complete hardware design documentation for test and assembly fixtures, including part and assembly drawings, drawing notes, bill of materials and other associated documentation as needed
  • Coordinate with programs on schedules, risks, and budgets for all MGSE mechanical designs
  • Coordinate with manufacturing on EBOMs & MBOMs, released engineering, work orders, and discrepancy reports
  • Support procurement team and vendors with RFQs, POs, and other associated documentation to ensure timely
  • Interface with other subsystems for guidance on MGSE designs, including spacecraft mechanical design team, ATLO, propulsion, systems, etc
  • Provide ongoing support on developed hardware

Minimum Qualifications

  • Bachelor's degree in Mechanical Engineering, Aerospace Engineering or equivalent working experience
  • Methodical design, testing, and troubleshooting capabilities
  • Must be versatile and able to perform and manage multiple tasks concurrently
  • Experience using Solidworks or similar CAD software
  • Ability to obtain and maintain a TS/SCI clearance

Preferred Qualifications

  • Experience with mechanical analysis software
  • Experience with environmental test equipment and chambers including Random Vibration, Thermal Oven, and Thermal Vacuum Oven
  • Experience working in a machine shop environment, including familiarity with lathes, mills, CNC, Drill presses, laser/water jets, etc
  • Experience designing fixtures for manufacturing and test
  • Experience with satellite environmental test programs per NASA and MIL-STD requirements
  • Experience with early life-cycle satellite engineering activities, spacecraft integration and test, and launch operations
  • Knowledge of operational safety requirements
  • Active TS/SCI clearance

Summary Pay-Range

Please note that the salary information shown below is a general guideline only of what is reasonably expected to be paid for the position. Salaries are based upon candidate experience and qualifications, as well as market and business considerations.

  • Level 1: $66,300 - $97,500
  • Level 2: $81,600 - $120,000

Before Applying, Please Note

Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.

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Mandatory Security Clearance and Access Process Disqualifying Criteria

Salary : $66,300 - $97,500

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