G&C Engineer III - New Glenn (Aerospace)

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

Base pay for Washington applicants: $164,652.00–$230,512.80 per year. Other site ranges may differ.

Company

hirify.global develops reusable, safe, and low-cost space vehicles and systems, including the New Glenn heavy-lift orbital launch vehicle.

What you will do

• Design and develop guidance, control, and sequencing algorithms for New Glenn flight control.
• Define GN&C requirements and verification methods across subsystem and flight software levels.
• Build Simulink algorithms for auto-code generation and implement hand-coded flight software in C/C++ where appropriate.
• Assess stability, performance, and robustness through linear and nonlinear modeling and Monte Carlo simulations.
• Develop unit tests, support code coverage and formal verification, and integrate systems through hardware-in-the-loop test campaigns.
• Validate plant models and algorithm performance using test and flight data while coordinating vehicle-level analyses, trade studies, peer reviews, and root-cause investigations.

Requirements

• Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, or a related field.
• At least 5 years of experience developing guidance and control software for aerospace, automotive, or other safety-critical applications.
• Proficiency in MATLAB and Simulink for algorithm design and analysis.
• U.S. citizenship or nationality, U.S. permanent residency, or lawful admission as a refugee or asylee is required.

Nice to have

• Master’s or PhD in Aerospace Engineering, Mechanical Engineering, or a related field.
• Knowledge of classical and modern control design techniques.
• Experience with C/C++ flight software, Simulink auto-code generation, Monte Carlo analysis, hardware-in-the-loop or flight test campaigns, and plant model validation.
• Python scripting for analysis, automation, or data processing.
• Experience with flight software verification, mentoring junior engineers, or leading cross-disciplinary technical trades.
• Experience with AI-assisted software development workflows.

Culture & Benefits

• Safety, collaboration, inclusion, trust, equality, and teamwork 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 per year and up to 14 company-paid holidays.
• A standard background check is required; additional checks may apply to certain job profiles.