Apex - Spacecraft Manufacturing · 2 days ago
Principal GNC Engineer
Los Angeles, CA
Full-time
Onsite
Lead/Staff
$200K/yr - $220K/yr
12+ years expApex is a spacecraft manufacturing company focused on providing access to space for various payload companies. The Principal GNC Engineer will lead the development of Guidance Navigation and Control for spacecraft platforms, overseeing all aspects of the engineering life cycle and ensuring mission success through collaboration with multiple teams and customers.
AerospaceCommercialManufacturing
Responsibilities
Lead architect responsible for GNC design, modeling, and analysis for a wide variety of spacecraft and space missions to include LEO, MEO, GEO, and RPOD
Design of flight software, algorithms, and simulation product
Development of spacecraft autonomy tools for constellation management
GNC component selection and GNC subsystem design
Test process development and execution
Define fault detection and response
Hardware-in-the-loop and Monte Carlo simulation
Integration of flight and simulation software with modern analysis, test, and operations tools
Support internal and external design reviews
Work with department leads and program managers to plan and maintain team schedule and milestones and report technical status
Qualification
Required
BS and 12+ years of industry experience in GNC/ADCS, advanced degrees preferred
5+ years of industry experience developing/operating spacecraft/satellites
Prior experience leading a team of three or more direct reports
Prior experience directly interfacing with aerospace customers in the commercial or government sectors
Experience in Jira planning and workflow
Hands-on experience with IMU, reaction wheels, star trackers, gyroscopes, and other GNC hardware
Experience developing blended attitude solutions from a variety of sensor data
Demonstrated experience developing, implementing, and verifying flight software
Demonstrated experience with spacecraft on-orbit operations and anomaly resolution
Prior experience leading a team across a project lifecycle
Prior experience working multiple projects simultaneously and determining priorities for a team
Experience with GNC-related Business Development or conceptual design work
Benefits
Shared upside: Receive equity in Apex, letting you benefit from the work you create
Best-in-class healthcare: 100% company-paid medical, dental, and vision for you and your dependents, plus $100k life insurance at no cost
Comprehensive PTO package to reset and recharge - starting at 15 days vacation, growing to 20+ days annually, plus 10 paid holidays
Competitive 401(k) plan with generous matching - 100% match on first 3%, 50% on next 2%
8 weeks paid parental leave plus childcare reimbursement up to $350/day for work-related travel
Daily catered lunch and unlimited snacks to keep you fueled throughout the day
Vibrant community: Monthly office BBQs, pickleball tournaments, run club, and social gatherings for you and your family
Your dream desk setup and all the tools you need to be your most productive self
World-class Playa Vista office with EV chargers, with the benefit of in-person collaboration with amazing coworkers and flexibility to integrate work and life
Real impact opportunity: Work alongside experts from aerospace, new space, and other cutting-edge industries to make a lasting difference
Company
Apex - Spacecraft Manufacturing
Apex was founded to solve one of the space industry’s biggest challenges: the satellite production bottleneck.
201-500 employees
H1B Sponsorship
Apex - Spacecraft Manufacturing has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$522MKey Investors
Interlagos CapitalAndreessen Horowitz
2025-09-12Series D· $200M
2025-04-29Series C· $200M
2024-06-11Series B· $95M
Leadership Team
Ian Cinnamon
Chief Executive Officer and Co-Founder
Recent News
Campaign UK More Latest RSS Feed
2026-01-07
Business Insider
2025-12-25
Business - Dhaka Tribune
2025-12-15
Company data provided by crunchbase