Propulsion Engineer II (Aerospace)

Location: Mojave, California, United States; work in the Mojave office. Relocation assistance is available for qualified candidates moving to Mojave.

Salary: $90,000–$125,000 USD annual base salary.

Company

hirify.global develops mission-critical technologies for space, defense, and national security applications.

What you will do

• Design and test rocket propulsion systems for sub-orbital VTVL vehicles.
• Size turbomachinery, combustion devices, valves, propellant feed systems, tanks, and pressurization systems.
• Perform propulsion system trade studies using fluid-thermal models to inform design and operations.
• Create solid models and component specifications for modeling, fabrication, vendors, and procurement.
• Develop test plans, support rocket engine and component testing, execute tests, and analyze results.
• Write technical reports and present findings to technical teams while collaborating with the Pittsburgh propulsion team.

Requirements

• Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a similar field.
• 2+ years of experience in propulsion system design, analysis, manufacturing, integration, or testing.
• Experience with fluid and thermal design and analysis using system-level modeling tools such as GFSSP, Amesim, or Thermal Desktop.
• Familiarity with solid modeling; SolidWorks is preferred.
• Experience designing or specifying components for fluid systems.
• Must be a U.S. Person eligible to obtain required ITAR or EAR export authorizations.

Nice to have

• Master’s degree in Mechanical or Aerospace Engineering.
• Experience with cryogenic propulsion systems, especially liquid oxygen and liquid methane.
• Experience with additive manufacturing, rocket turbopumps, rocket test facilities, or fuel-handling equipment.
• Programming experience with Python, C/C++, or MATLAB.
• Experience with computational fluid dynamics, including conjugate heat transfer, preferably using Ansys Fluent.
• Hands-on fabrication experience and willingness to work with pathfinder hardware.

Culture & Benefits

• Flexible time off to support work-life balance.
• Medical, dental, and vision coverage for employees and families.
• 401(k) plan with a 50% company match on contributions up to 8%.
• Wellness programs, voluntary benefits, and employee support resources.
• Mission-driven work with a technically focused aerospace and defense team.