Propulsion Engineer (Solid Rocket Motor)

Location: Mojave, California, United States; onsite position with an estimated 15–30% travel

Salary: $120,500–$158,000 for Senior level; $157,000–$206,000 for Staff level; $181,000–$262,000 for Principal level

Company

hirify.global engineers operationally realistic testing at Mach 5+ using reusable, air-launched Talon hypersonic testbeds and delivers flight data for technology validation and national security applications.

What you will do

• Lead requirements and interface management for Solid Rocket Motor systems through design, development, testing, assembly, integration, flight operations, and delivery.
• Serve as the SRM Responsible Engineer and oversee supplier activities, technical progress, reviews, and compliance with requirements.
• Coordinate supplier meetings, manufacturing observations, test operations, post-test data analysis, and technical communication with the propulsion lead.
• Develop propulsion performance models supporting guidance, navigation, and control.
• Perform ballistics and thermal analyses and support the design and specification of ground support equipment.
• Coordinate SRM receiving, inspection, installation, and flight-test range operations.

Requirements

• Experience designing, developing, testing, and operating solid rocket motors.
• Experience with aerospace development, systems integration, supplier oversight, and solid rocket motor manufacturing processes.
• Knowledge of composite case winding and propellant mixing, pouring, and casting.
• Ability to analyze, interpret, and communicate post-test data and technical challenges to varied audiences.
• Proficiency with MS Office, Solid Performance Program and/or Chemical Equilibrium with Applications, and scientific coding using Python, MATLAB, Simulink, or C/C++.
• Bachelor’s degree in an engineering field or equivalent experience; 5–10 years for Senior, 10–20 years for Staff, or 20+ years for Principal level.

Nice to have

• Experience with rocket motor sizing, configuration trade studies, aerospace-grade hardware, mechanical design, and ASME Y14.5.
• Familiarity with explosives handling and classification.
• Experience with ground test hardware, engineering definition, work instructions, and component or subsystem test planning.
• Experience with NX, CATIA, or SolidWorks and ground support equipment design.

Culture & Benefits

• Healthcare coverage including medical, dental, vision, and prescription drugs.
• Paid maternity and parental leave.
• 50% company match on 401(k) contributions, up to $11,500.
• Tuition reimbursement.
• Regular travel to supplier facilities and test ranges may be required, including operation of company vehicles.