Propulsion Engineering Internship - Summer 2027 (Aerospace)

Location: Full-time, on-site in Los Angeles, California; company location in El Segundo, California. Candidates must be authorized to work in the United States and qualify as a U.S. person for access to export-controlled technology.

Hourly rate: $33.00. Interns may be eligible for relocation support of up to $4,000 and a commute credit of up to $850.

Company

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

What you will do

• Design or support hardware and software for spacecraft or payload development.
• Create test campaigns and build test stands for propulsion and fluid systems.
• Perform analysis supporting spacecraft development and testing.
• Contribute to propulsion projects involving thrusters, propellant tanks, plumbing, valves, and ground fluid equipment.
• Support projects such as hotfire facility propellant systems, component test benches, automated data reduction, and valve qualification programs.

Requirements

• Currently enrolled in an accredited undergraduate or graduate degree program and pursuing a bachelor's or master's degree in Materials Science, Mechanical Engineering, Computer Engineering, Electrical Engineering, or a similar field.
• Completed relevant engineering coursework, including at least one of fluid mechanics, thermodynamics, heat transfer, compressible flow, or combustion.
• Strong fundamentals in fluids engineering and prior hands-on experience building or testing fluid systems.
• Familiarity with engineering design and analysis tools such as NX/Teamcenter, GD&T, MATLAB, Python, and analysis packages.
• Familiarity with the safe operation of combustion devices, rocket propellants, and pressurized systems.
• Must be lawfully authorized to work in the United States and qualify as a U.S. person under applicable export-control requirements.

Nice to have

• Previous internship or co-op experience.
• Experience on technical project teams such as a rocket club or Formula SAE team.
• Completion of a propulsion or rocket propulsion survey course.
• Exposure to high-precision manufacturing environments.

Culture & Benefits

• Collaborative startup environment with opportunities to learn from experienced aerospace professionals.
• Paid observed holidays and company-paid medical, dental, and vision insurance for interns and dependents.
• FSA and employer-matched HSA options, wellness reimbursement, and sponsored One Medical memberships.
• Cell phone reimbursement, relocation support if eligible, and commuter assistance if eligible.
• Daily lunch, dinner twice weekly, team events, and complimentary EV charging.