Spacecraft HITL Engineer jobs in United States
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Apex - Spacecraft Manufacturing · 1 month ago

Spacecraft HITL Engineer

Apex Technology, Inc. is a fast-growing startup focused on manufacturing satellite buses for the aerospace industry. The HITL Engineer will develop and execute testing strategies to validate satellite systems, collaborating with multidisciplinary teams to ensure successful deployment.

AerospaceCommercialManufacturing
badNo H1BnoteU.S. Citizen Onlynote

Responsibilities

Collaborate with system engineers and other stakeholders to define test requirements and objectives
Develop comprehensive test plans and procedures for hardware-in-the-loop testing
Design and configure test environments using simulation and emulation tools
Define and integrate test equipment, interfaces, and instrumentation necessary for HITL testing
Execute hardware-in-the-loop tests according to defined test plans and procedures
Monitor and analyze test results, ensuring the accuracy and reliability of data
Identify and troubleshoot anomalies or issues that arise during testing
Collaborate with other engineers to investigate and resolve any identified problems
Develop and maintain simulation models, emulators, and interfaces to accurately replicate satellite systems and their interfaces
Configure and program test equipment, such as sensors, actuators, and communication interfaces
Implement and validate real-time simulation and emulation environments for satellite subsystems
Collaborate with software engineers to develop test automation scripts and tools
Analyze test data, identify trends, and generate meaningful insights and conclusions
Prepare comprehensive test reports, including detailed analysis, observations, and recommendations
Collaborate with cross-functional teams to communicate test results and provide inputs for system improvement
Continuously improve HITL testing methodologies, tools, and processes to enhance efficiency and effectiveness
Stay up-to-date with the latest industry trends and technologies related to HITL testing
Contribute to research and development projects aimed at advancing HITL testing capabilities

Qualification

Hardware-in-the-loop testingSimulationEmulation toolsSatellite systems knowledgeProgramming languagesAnalytical skillsCommunication skillsProblem-solving skillsAttention to detailTeam collaboration

Required

U.S. Person status is required as this position needs to access export controlled data
Bachelor's degree in Electrical Engineering, Aerospace Engineering, or a related field
3-6 years of proven experience in hardware-in-the-loop testing, preferably in the aerospace or satellite industry
Strong knowledge of simulation and emulation tools (e.g., Simulink, LabVIEW, OPAL-RT) and real-time software platforms
Familiarity with satellite systems and subsystems, including communication, power, attitude control, and payload systems
Experience in designing and implementing test environments using simulation models and emulators
Proficiency in programming languages, such as MATLAB, Python, or C/C++
Strong analytical and problem-solving skills, with a keen attention to detail
Excellent communication and interpersonal skills to collaborate effectively with multidisciplinary teams and stakeholders
Ability to work independently, manage multiple tasks, and meet project deadlines
Proven ability to work in fast-paced and dynamic testing environment while delivering results

Preferred

Master's degree is a plus

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

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Apex was founded to solve one of the space industry’s biggest challenges: the satellite production bottleneck.

Funding

Current Stage
Late Stage
Total Funding
$522M
Key Investors
Interlagos CapitalAndreessen Horowitz
2025-09-12Series D· $200M
2025-04-29Series C· $200M
2024-06-11Series B· $95M

Leadership Team

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Ian Cinnamon
Chief Executive Officer and Co-Founder
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