Flight Dynamics Engineer II (Aerospace)

Location: Long Beach, California, United States. This is an onsite role at hirify.global's headquarters. U.S. citizenship is required, and candidates must hold or be able to obtain and maintain an active Secret clearance.

Base salary: $115,000–$145,000 USD annually. Total compensation, including equity: $125,000–$161,000 USD annually.

Company

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

What you will do

• Develop and analyze launch vehicle and spacecraft trajectories for ascent, orbit insertion, orbital maneuvers, lunar missions, and interplanetary missions.
• Perform orbital propagation, rendezvous planning, station-keeping analysis, and collision avoidance design for spacecraft operations.
• Support mission design through launch window analysis, delta-V budgets, and contingency planning.
• Interface with flight software and GNC teams to validate and optimize guidance profiles.
• Generate trajectory data products and provide flight dynamics support for mission readiness reviews.
• Develop simulation tools and flight dynamics infrastructure while supporting real-time mission operations, anomaly response, and post-launch analysis.

Requirements

• Bachelor’s degree in Aerospace, Space Systems, Software Engineering, Applied Physics, or a related engineering discipline.
• 2+ years of experience in mission design or flight dynamics.
• Understanding of orbital mechanics and orbit determination theory.
• Experience with STK, Astrogator, GMAT, Monte, Copernicus, or an equivalent mission-analysis tool.
• Python software development, Git or equivalent version control, and Jira or equivalent project-management software.
• U.S. citizenship and eligibility to obtain and maintain a Secret clearance are required.

Nice to have

• Master’s degree in Aerospace Engineering or a related field.
• Active TS/SCI clearance.
• Experience with Monte Carlo numerical simulation and orbit determination using ODTK, Orekit, or equivalent tools.
• Team or software project management experience.
• Experience solving complex problems under time pressure and prioritizing work with multiple stakeholders.

Culture & Benefits

• Collaborative work with Systems, Ground Software, Electrical, Avionics, Flight Software, Thermal, Propulsion, and GNC engineering teams.
• 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, paid parental leave, disability and life insurance, and a 401(k) with company match.
• Employee Stock Purchase Program with a 15% company-stock discount and company equity as part of total compensation.
• Additional benefits include subsidized EV charging, fitness options, snacks and beverages, and employee discounts.