Senior Spacecraft GNC Engineer II (Aerospace)

Location: Long Beach, California, United States; based at hirify.global's global headquarters.

Base pay: $162,000–$270,000 USD annually in California.

Company

hirify.global is an end-to-end space company building rockets, spacecraft, payloads, and critical subsystems for commercial, scientific, and national security missions.

What you will do

• Lead GNC and ADCS development across spacecraft concept, algorithm development, flight software, requirements, detailed design, subsystem integration and test, and vehicle integration and test.
• Mentor engineers responsible for GNC design, modeling, and analysis across LEO, MEO, GEO, lunar, interplanetary, reentry, and RPOD missions.
• Design flight software, algorithms, simulations, spacecraft autonomy tools, GNC components, and subsystems.
• Develop and execute test processes, fault detection and response, hardware-in-the-loop testing, and Monte Carlo simulations.
• Integrate flight and simulation software with analysis, test, and operations tools; support internal and external design reviews.
• Plan schedules and milestones, report technical status, coordinate with Systems, Avionics, Flight Software, Mission Operations, and Ground Software teams, and interact with customers.

Requirements

• BS degree and 8+ years of industry experience in GNC/ADCS.
• Prior experience directly interfacing with commercial or government aerospace customers.
• U.S. citizenship is required due to program requirements.
• For U.S. office roles, candidates must meet applicable ITAR eligibility requirements, including U.S. citizenship, lawful U.S. permanent residence, refugee or asylum status, or eligibility to obtain required authorizations.
• The role may involve prolonged sitting, standing, walking, computer work, and occasional exposure to moderate noise, dust, and fumes in production areas.

Nice to have

• MS or PhD; active Secret or TS security clearance.
• 2+ years of RPOD design and operations experience.
• Jira planning and workflow experience; experience mentoring younger engineers.
• Hands-on experience with IMUs, reaction wheels, star trackers, gyroscopes, and other GNC hardware.
• Experience developing blended attitude solutions from varied sensor data and developing, implementing, and verifying flight software.
• Spacecraft on-orbit operations and anomaly-resolution experience.
• Experience leading teams across project lifecycles, managing multiple projects, prioritizing team work, and contributing to GNC-related business development or conceptual design.

Culture & Benefits

• Fast-paced environment focused on hard work, innovation, teamwork, grit, tight deadlines, and delivering results.
• Company stock included in total compensation and an Employee Stock Purchase Program with a 15% discount.
• Medical, dental, and vision coverage, including HMO, PPO, and a zero-cost HDHP option with HSA contribution.
• Paid vacation and sick time, 11 paid holidays, parental leave, disability and life insurance, flexible spending and dependent care accounts, and a 401(k) with company match.
• Additional perks include subsidized EV charging, onsite fitness centers where available, gym memberships, snacks and beverages, and employee discounts.
• Coordinate with teams in Denver, Colorado, and New Zealand.