Principal Avionics Engineer (Aerospace)

Location: On-site in Houston, TX, United States

Company

hirify.global develops rocket propulsion technologies, including rotating detonation rocket engines and detonation ramjets, for space, defense, and commercial high-speed flight.

What you will do

• Lead the architecture, design, selection, and integration of avionics hardware, including flight computers, sensors, power systems, radios, and communication interfaces.
• Design, build, integrate, and flight-test reliable, flight-ready systems for propulsion platforms.
• Define interfaces between flight components and develop hardware-in-the-loop test environments for software development, integration, and verification.
• Own battery sizing, power budgets, load analysis, thermal considerations, margins, and mission-profile analysis.
• Support system integration, ground testing, flight testing, troubleshooting, root-cause analysis, and environmental qualification.
• Coordinate with vendors, suppliers, manufacturing, quality, Flight Software, GN&C, Aerodynamics, and Structures teams while mentoring junior engineers.

Requirements

• Bachelor’s degree in Electrical Engineering, Aerospace Engineering, or a related field; a Master’s degree is preferred.
• 10+ years of experience in avionics or aerospace electrical systems engineering.
• Extensive experience with rocket propulsion, flight testing, and launch systems.
• Experience in systems architecture, requirements writing, flight computer hardware design or selection, and hardware-in-the-loop testing.
• Hands-on experience with flight-component interfaces, battery sizing, power-system design, schematics, wiring diagrams, and interface documentation.
• Must be able to meet U.S. ITAR requirements, including U.S. citizenship, lawful permanent residence, protected-individual status, or eligibility to obtain required authorizations.

Nice to have

• Experience with DO-160, DO-254, DO-178, or similar aerospace standards.
• Familiarity with embedded systems and CAN, UART, SPI, I2C, Ethernet, or MIL-STD-1553.
• Experience managing contractors and supporting flight-test campaigns.
• Background in launch vehicles, missiles, propulsion systems, space systems, eVTOL, UAVs, or experimental aircraft.

Culture & Benefits

• 401(k) plan and stock options.
• Medical, dental, and vision benefits.
• Flex-Friday schedule and unlimited PTO.
• Professional development opportunities.
• Work focused on solving complex aerospace engineering challenges and developing propulsion platforms.