Senior Spacecraft Propulsion Test Engineer II (Aerospace)

Location: Long Beach, CA; requires travel to test facilities and extended off-site work periods.

Base pay: $132,000–$198,000 USD annually in California.

Company

hirify.global is an end-to-end space company building rockets, spacecraft, and critical subsystems for commercial, exploration, national security, and defense missions.

What you will do

• Plan, prepare, and execute engine and propulsion component testing for development, qualification, and production.
• Own test facilities, equipment, operations, instrumentation, execution, data analysis, and reporting.
• Set testing best practices and review and sign off on test plans and reports.
• Provide technical leadership, training, mentorship, coaching, and guidance on testing methodologies.
• Support risk-based decisions and integrate test activities with broader propulsion and systems engineering efforts.
• Communicate with internal and external stakeholders and contribute test-driven insights to product reliability, manufacturability, testability, and performance.

Requirements

• 8+ years of experience in rocket engine test engineering or an equivalent high-performance field.
• Bachelor’s degree in aerospace, mechanical, mechatronics, or another technical engineering discipline.
• Prior experience with engine test facilities and hot-fire testing of liquid rocket engines, including instrumentation, test operation, and data analysis.
• Expertise in instrumentation, automation, and data acquisition using either National Instruments or Beckhoff PLC.
• Ability to travel to test facilities and work off-site for extended periods.
• For US office roles, eligibility under US Government space technology export regulations is required, including US citizenship, lawful US permanent residence, refugee or asylee status, or eligibility to obtain the required authorizations.

Nice to have

• Experience with hypergolic propellants or with designing, building, or maintaining flight or GSE systems for hypergolic propellant service.
• Technical project leadership, systems engineering, and management of interfaces and deliverables across teams.
• Experience documenting test plans, test reports, facility configuration management, and engineering information.
• Experience investigating and resolving root causes of anomalies during testing or flight.
• Understanding of aerospace testing including random vibration, shock, thermal cycle, thermal vacuum, helium leak, accelerated life, and margined performance testing.
• Experience obtaining government approvals through NEPA, permitting, or similar processes for construction, industrial, or test operations.
• Python for data manipulation and post-processing; 1D fluid system modelling; Master’s or PhD.

Culture & Benefits

• Collaborative, high-pressure environment focused on innovation, teamwork, tight deadlines, and meaningful space missions.
• Company stock and an Employee Stock Purchase Program with a 15% discount.
• Medical, dental, and vision coverage; HSA contribution; flexible spending and dependent care accounts.
• Paid vacation, sick time, 11 paid holidays, parental leave, disability and life insurance, and a 401(k) with company match.
• Additional benefits include subsidized EV charging, fitness and gym options, snacks and beverages, and employee discounts.
• The role may involve prolonged sitting, standing, walking, computer work, and occasional exposure to moderate noise, dust, and fumes in production areas.