Staff Propulsion Engineer (Aerospace)

Location: Fully onsite in Denver, Colorado; candidates must be based in or able to commute to the Denver office daily. Travel up to 20% to the Long Beach factory and vendor sites.

Base salary: $155,000–$260,000 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

• Design, analyze, optimize, build, and test propulsion systems and components for advanced satellites.
• Develop propulsion systems and spacecraft subsystems from concept through flight.
• Review system models, drawings, and piece-part designs.
• Collaborate with structural, mechanical, thermal, and avionics engineers to validate designs against mission requirements.
• Lead propulsion test campaigns, design-improvement initiatives, and technical presentations for internal and external customers.
• Provide technical expertise and mentorship to propulsion engineers.

Requirements

• Bachelor’s degree in Mechanical or Aerospace Engineering.
• 10+ years of professional experience with launch or space vehicles.
• Experience with stage systems, rocket engines, flight valves, or detailed fluid-system architecture and analysis.
• Propulsion testing experience, including hot-fire or pressure testing, vehicle-level checkouts, and propellant loading.
• Experience with pressurization-system sizing, water-hammer analysis, pressure budgets, FMECAs, and FDIR architecture.
• Ability to maintain or obtain TS//SCI clearance and satisfy U.S. ITAR eligibility requirements.

Nice to have

• Master’s degree in Mechanical Engineering.
• Experience in space-systems development and production, valve or propellant-tank design, analysis, and manufacturing.
• Project leadership experience and familiarity with the full vehicle lifecycle from concept through production.
• Experience with mechanical design for propulsion systems, mechanisms, or optical payloads.
• Startup or similarly dynamic-environment experience.

Culture & Benefits

• Collaborative, multidisciplinary engineering environment focused on ambitious space-security technology.
• Health, dental, vision, HRA/HSA options, paid time off, and paid holidays.
• 401(k) and parental leave.
• Equity participation.