Responsibilities
Develop and implement GNC algorithms for satellite systems, including attitude determination and control, orbit determination and control, and precision pointing.
Conduct analysis of spacecraft dynamics and perform simulations to evaluate system performance, stability, and accuracy.
Design, develop, and test spacecraft control systems, including reaction wheels, thrusters, and magnetic torquers, to achieve desired mission objectives.
Collaborate with spacecraft and payload engineers to define system requirements and ensure GNC system compatibility and integration.
Perform trade studies and make recommendations for optimal GNC configurations, considering factors such as power consumption, mass, and cost.
Develop and execute test plans and procedures for GNC systems, including system-level testing, performance evaluation, and anomaly resolution.
Analyze and interpret spacecraft telemetry data to diagnose and troubleshoot GNC-related anomalies and performance issues.
Collaborate with software engineers to develop GNC software modules and interfaces, ensuring seamless integration with overall satellite systems.
Stay up-to-date with industry advancements and emerging technologies in GNC systems, and contribute to continuous improvement initiatives.
Provide technical expertise and support to cross-functional teams, including project managers, system engineers, and operations personnel.
Develop GNC algorithm and subsystem tests and validation criteria for functional and performance verification.
Requirements
U.S. Person status is required as this position needs to access export controlled data.
Bachelor's or Master's degree in Aerospace Engineering, Electrical Engineering, or a related field.
3+ years of professional experience as a GNC Engineer, preferably in the satellite or aerospace industry.
Strong knowledge of spacecraft dynamics, orbital mechanics, and control theory.
Proficiency in programming languages such as C/C++, MATLAB, Python with experience in numerical simulation and analysis.
Familiarity with GNC hardware and software components, such as sensors (gyroscopes, accelerometers, star trackers), actuators, and control algorithms.
Experience with simulation tools and software packages commonly used in spacecraft GNC engineering (e.g., MATLAB/Simulink, STK).
Knowledge of industry standards and protocols for satellite GNC systems, such as CCSDS, ECSS, and GPS/GNSS.
Strong analytical and problem-solving skills, with the ability to evaluate complex system dynamics and propose effective solutions.
Excellent teamwork and communication skills, with the ability to collaborate effectively with cross-functional teams and stakeholders.
Self-motivated and able to work independently with minimal supervision, as well as in a team-oriented environment.
Attention to detail, organizational skills, and the ability to manage multiple priorities and meet project deadlines.
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WHY JOIN APEX?
Apex believes in creating a work environment that you look forward to embracing every day. Our employees love working at Apex, and we want you to love it too. We're a fast-growing startup that has raised more than $500M in funding, and we invest heavily in our people from day one.
WHAT WE OFFER FOR FULL-TIME EMPLOYEES
Shared upside: Receive equity in Apex, letting you benefit from the work you create
Cash bonus eligibility: share in Apex’s success with eligibility for a performance-based cash bonus on top of your salary, rewarding the impact you make
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: Starting at 15 days vacation, growing to 20+ days annually, plus 10 paid holidays
Competitive 401(k) plan: 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 socials, pickleball tournaments, run club, and gatherings for you and your family
Your dream desk setup: All the tools you need to be your most productive self
World-class Playa Vista office: 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
ADDITIONAL INFORMATION
Compensation ranges are set by role, level, location, and alignment with market data. A candidate's specific level and base pay are determined case by case and may vary with job-related skills, education, experience, technical capabilities, and internal equity. Beyond base salary, full-time hires are also eligible for long-term incentives in the form of stock options, along with medical, dental, and vision coverage and a 401(k) retirement plan.
ITAR REQUIREMENTS
Apex's work is governed by U.S. export control laws, including the International Traffic in Arms Regulations (ITAR) and the Export Administration Regulations (EAR). To be eligible for this role, applicants must either (1) qualify as a U.S. Person, meaning a U.S. citizen or national, a lawful permanent resident (green card holder), a refugee admitted under 8 U.S.C. § 1157, or an individual granted asylum under 8 U.S.C. § 1158, or (2) be able to obtain the required export authorizations from the U.S. Department of State, the U.S. Department of Commerce, or another applicable U.S. government agency. You can learn more about ITAR here https://www.pmddtc.state.gov/?id=ddtc_kb_article_page&sys_id=24d528fddbfc930044f9ff621f961987.
EQUAL OPPORTUNITY EMPLOYER
Apex Technology, Inc. is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Candidates and employees are always evaluated based on merit, qualifications, and performance. We will never discriminate on the basis of race, color, gender, national origin, ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status.
