Propulsion Development Engineer II (Aerospace)

Location: Fully onsite at the Centennial, Colorado office; U.S. ITAR eligibility required.

Base salary: $90,000–$130,000 per year, plus equity and benefits.

Company

hirify.global develops autonomous spacecraft, advanced payloads, mission software, and space-based interceptors for U.S. and allied space security missions.

What you will do

• Support requirements development, traceability, trade studies, vendor research, and test stand configuration management.
• Develop and review CAD models, engineering drawings, P&IDs, fabrication packages, and bills of material for test stand and fluid system hardware.
• Perform or support pressure-system calculations, flow sizing, pressure-drop analysis, structural checks, verification planning, and hazard documentation.
• Support procurement, fabrication oversight, installation, commissioning, proof pressure testing, leak checks, and acceptance testing.
• Develop test plans, procedures, data acquisition configurations, and support test execution, data reduction, anomaly documentation, and reporting.

Requirements

• Bachelor’s degree in Aerospace, Mechanical, Chemical Engineering, or a related field.
• 2–5 years of experience in propulsion, fluid systems, test engineering, or mechanical design for aerospace, defense, or high-reliability applications.
• Familiarity with pressure vessels, valves, fittings, tubing, instrumentation, and proof, burst, and leak testing.
• Experience with 3D CAD tools such as NX, SolidWorks, CATIA, or equivalent, including engineering drawing creation and review.
• Proficiency with Python, MATLAB, or equivalent data-analysis and scripting tools.
• Must be eligible under U.S. ITAR requirements as a U.S. citizen, lawful permanent resident, protected individual, or person eligible to obtain the required authorizations.

Nice to have

• Experience with propulsion or fluid-system test campaigns, test stands, GSE, pressure testing, leak checking, or functional testing.
• Experience with P&IDs, data acquisition systems, pressure transducers, thermocouples, or flow meters.
• Exposure to hazardous fluid or propellant handling and standards such as ASME B31.3, MIL-STD, AIAA, or NASA-STD.
• Internship or co-op experience at a propulsion test facility, launch vehicle company, or defense contractor.
• Ability to obtain a DoD Secret or higher security clearance.

Culture & Benefits

• Work on spacecraft, payloads, mission software, and space-based interceptor technologies.
• Health, dental, vision, HRA/HSA options, PTO, paid holidays, 401(k), and parental leave.
• Equity participation is included.
• Work is performed onsite in a propulsion test facility environment that may involve varying temperature, noise, indoor or outdoor conditions, lifting, bending, sitting, and driving.