Principal Hardware-in-the-Loop Engineer (Embedded)

TL;DR

Principal Hardware-in-the-Loop Engineer (Embedded): Leading the architecture and deployment of advanced HIL simulation environments for high-reliability effector platforms with an accent on full system integration and validation. Focus on designing scalable validation frameworks, integrating high-fidelity simulation models, and automating test pipelines for flight hardware.

Location: On-site in El Segundo, California, United States. Must be able to obtain and maintain a U.S. security clearance.

Salary: $170,000–$240,000

Company

hirify.global is a defense technology company redefining modern defense with a multi-product portfolio powered by Coherent Distributed Networks (CDN™).

What you will do

• Lead the architecture and design of HIL test benches for effector systems including flight controllers, ESCs, and sensors.
• Define HIL strategy, fidelity requirements, and validation approaches to ensure comprehensive system-level test coverage.
• Architect and integrate high-fidelity simulation models for flight dynamics, actuators, and sensors.
• Drive the development of automated test frameworks and CI/CD integration for continuous firmware and software validation.
• Collaborate with GNC and systems engineering teams to define verification strategies and acceptance criteria.
• Support the transition of HIL-validated systems to integration and flight test phases.

Requirements

• 10+ years of experience in hardware-in-the-loop testing or embedded systems integration.
• Proficiency in real-time simulation platforms such as dSPACE or NI VeriStand.
• Strong programming skills in Python and C/C++ for automation and scripting.
• Experience with flight controller software (PX4, ArduPilot) and communication protocols (MAVLink, CAN, UART, SPI, I2C).
• Ability to obtain and maintain a U.S. security clearance.
• Bachelor's degree in Engineering, Computer Science, or a related field.

Nice to have

• Advanced degree (MS or PhD) in Engineering or a related field.
• Experience with ROS/ROS 2 for simulation and integration testing.
• Background in GNC model development using MATLAB/Simulink.
• Experience with FPGA-based simulation, RF systems, or GPS signal simulation.
• FAA Part 107 certification or equivalent UAV operational credentials.

Culture & Benefits

• 100% company-paid medical, dental, and vision insurance.
• 401k with 50% company match up to 6% of pay.
• Unlimited PTO and "No meeting Fridays".
• Free daily lunch and casual dress code.
• Relocation assistance and generous pre-IPO stock option grants.