Senior Environmental Test Engineer (Vibration Testing)

Location: On-site in El Segundo, California, United States

Salary: $140,000–$170,000 per year, plus potential stock options and/or long-term cash awards.

Company

hirify.global develops commercial space infrastructure, including in-orbit pharmaceutical processing systems, reentry capsules, heat shields, and satellite buses.

What you will do

• Own vibration test planning and execution for spacecraft and space-grade components across qualification, acceptance, and development campaigns.
• Develop and improve vibration test procedures, work instructions, test matrices, and supporting documentation.
• Review requirements and environmental specifications to ensure complete test coverage.
• Design or oversee custom vibration fixtures and define tooling, handling, instrumentation, and support equipment requirements.
• Coordinate environmental test activities across structures, systems, avionics, manufacturing, and test operations.
• Lead test readiness reviews and on-floor operations, resolve configuration issues, investigate anomalies, and approve post-test data packages.

Requirements

• B.S. in Mechanical Engineering, Aerospace Engineering, or a related discipline, or equivalent professional experience.
• At least 3 years of environmental testing experience, specifically vibration testing for spacecraft, launch vehicles, aerospace systems, or other high-reliability hardware.
• Experience authoring or executing environmental test procedures, with knowledge of vibration or shock testing.
• Understanding of spacecraft subsystem responses to mechanical, electrical, fluid, and structural interfaces.
• Ability to make sound decisions during real-time test operations and coordinate across multidisciplinary engineering teams.
• Must be physically able to move test fixtures or hardware up to 25 lbs., bend, stoop, and work around large test equipment.

Nice to have

• M.S. in Mechanical Engineering, Aerospace Engineering, or a related specialization such as structures, dynamics, or test engineering.
• Lead vibration test engineering experience on spacecraft, satellite, or launch vehicle programs.
• Experience with thermal vacuum, acoustic, and shock testing, as well as environmental test flows.
• Experience designing or validating flight hardware fixtures and dynamic qualification setups.
• Experience with configuration control, contamination control, large environmental test equipment, and production test environments.

Culture & Benefits

• Regular full-time on-site employment in the United States is subject to U.S. work authorization and U.S. person requirements for access to export-controlled technology.
• Flexible PTO, 12 paid holidays, parental leave, and company-paid medical, dental, and vision insurance.
• FSA and employer-matched HSA options, wellness reimbursement, and sponsored One Medical memberships.
• 401(k) plan with a 6% immediately vested employer match and incentive equity.
• Relocation support may be available for new hires, with on-site facilities, daily meals, team events, and complimentary EV charging.