Mechanical Test Engineer III — EP & Vacuum Systems

Quantum Space; Hawthorne (CA); On-site; USD 100,000 - 150,000; Full time

Benefits offered by this job

Competitive salary

Equity

Comprehensive benefits

Job summary

Quantum Space in Hawthorne, CA, is seeking a Mechanical Test Engineer III to design and develop test infrastructure for electric propulsion systems. This role requires a strong background in integration and test, including vacuum chamber operations and environmental testing.

With competitive compensation and opportunities for growth, this position supports crucial technology for spacecraft propulsion and offers a hands-on, impactful environment.

Qualifications

• 3-7 years of experience in environmental testing.
• Experience with writing and executing test procedures.
• Ability to work with high-precision hardware.

Responsibilities

• Design and develop GSE for electric propulsion systems.
• Set up and operate vacuum chamber test environments.
• Write test procedures and safety documentation.
• Execute EP test campaigns end-to-end.

Skills

Hands‑on integration and test experience

Writing and executing test procedures

Familiarity with vacuum systems

Cross-disciplinary interfacing

Attention to process and safety

Education

BS in Mechanical Engineering or Aerospace Engineering

Tools

LabVIEW

Data acquisition systems

Job description

Quantum Space in Hawthorne, CA, is seeking a Mechanical Test Engineer III to design and develop test infrastructure for electric propulsion systems. This role requires a strong background in integration and test, including vacuum chamber operations and environmental testing.

With competitive compensation and opportunities for growth, this position supports crucial technology for spacecraft propulsion and offers a hands-on, impactful environment.