GN&C Flight Controls Engineer (Lunar Permanence)

Location: Greater Seattle Area; applicants must be U.S. citizens or nationals, U.S. permanent residents, or lawfully admitted refugees or asylees

Salary: $123,714.00–$173,199.60 for Colorado applicants; $134,961.00–$188,945.40 for Washington applicants. Other site ranges may differ.

Company

hirify.global develops reusable, safe, and low-cost space vehicles and systems, including Blue Moon lunar landers and infrastructure for transporting crew and cargo to the Moon.

What you will do

• Develop and sustain control system algorithms for spacecraft conducting sophisticated missions.
• Prototype algorithms, perform control architecture trade studies, and conduct linear stability analyses.
• Develop and maintain flight software, simulation models, and automated tools for requirements, configuration, and performance analysis.
• Implement controls algorithms and subsystem models in integrated six-degree-of-freedom simulations using Rust, C/C++, and Python.
• Integrate and test software in software-in-the-loop and hardware-in-the-loop environments.
• Collaborate with propulsion, structures, fluids, mechanisms, and spacecraft systems engineers to define interfaces and achieve system-level design closure.

Requirements

• B.S. in Aerospace Engineering or Physics with 5+ years of experience, or an M.S. with 3+ years of experience.
• Established experience developing GN&C algorithms for flight and attitude control using classical and modern control methods.
• Knowledge of frequency-domain analysis, controller stability derivatives, stability margins, spacecraft dynamics, flexible-body dynamics, and slosh dynamics.
• Experience designing control laws and control allocation for aerospace vehicle actuators.
• Hands-on C/C++ development experience and understanding of software and data configuration management.
• Must meet U.S. export-control eligibility requirements.

Nice to have

• Advanced degree in Aerospace, Mechatronic, or Electrical Engineering or a related technical field.
• Experience with PID, Phase-Plane, H-Infinity, lead and lag compensators, or dynamic inversion.
• Experience with reaction control systems, thrust vector control, electric propulsion, astrodynamics, orbital mechanics, or RPOD.
• Experience with Monte Carlo, hardware-in-the-loop, software-in-the-loop, real-time flight software, or GN&C flight hardware.
• Rust coding experience and linear stability analysis in Matlab.

Culture & Benefits

• Safety, collaboration, inclusion, trust, and technical quality are emphasized.
• Medical, dental, vision, life insurance, disability coverage, and paid parental leave.
• 401(k) with company matching of up to 5%.
• Education Support Program and stock options for regular employees working at least 20 hours per week.
• Up to four weeks of paid time off and up to 14 company-paid holidays.