Spacecraft Mechanical Engineer - Structures & Mechanisms

Millennium Space Systems; El Segundo (CA); On-site; USD 70,000 - 120,000; Full time

Job summary

Millennium Space Systems, a Boeing Company, is seeking a Spacecraft Mechanical Engineer to handle mechanical design and configuration of satellite structures. You will work on primary and secondary structures, ground support interfaces, and deployment mechanisms, ensuring survivability through development and operations lifecycles.

The role requires 1–5 years of SolidWorks experience and familiarity with spacecraft materials and fabrication processes; TS/SCI clearance is preferred.

Qualifications

• Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
• 1-2 years of hands‑on fabrication experience (personal hobby projects, classwork, or extracurricular design clubs included).
• Familiarity with mechanical design of spacecraft, e.g. materials, environments, and manufacturing processes.

Responsibilities

• Perform structural design and configuration tasks necessary to deliver high performance satellite systems.
• Perform first order layout and mass properties analyses.
• Support procurement of materials and components.
• Identify processes, tests, and manufacturing tools necessary to deliver a qualified spacecraft structure and components.
• Work to subsystem schedule and deliverables.
• Develop first-order structural models in support of mechanical design performance predictions.
• Support structural qualification testing on spacecraft systems and components including test design, test conduct, and interface equipment for unit under test.
• Document, analyze, and troubleshoot unexpected discrepancies in mechanical designs.
• Produce part and assembly drawings to facilitate Assembly, Test, and Launch Operations.
• Other duties as assigned.

Skills

SolidWorks

Fabrication experience

Mechanical design familiarity

Education

Bachelor’s degree in Mechanical Engineering (or related)

Tools

SolidWorks

3D CAD

Job description

Millennium Space Systems, a Boeing Company, is seeking a Spacecraft Mechanical Engineer to handle mechanical design and configuration of satellite structures. You will work on primary and secondary structures, ground support interfaces, and deployment mechanisms, ensuring survivability through development and operations lifecycles.

The role requires 1–5 years of SolidWorks experience and familiarity with spacecraft materials and fabrication processes; TS/SCI clearance is preferred.