Senior HITL Engineer I

Location: Long Beach, California, United States; onsite at hirify.global's headquarters. U.S. citizenship is required due to program requirements. Work on U.S. office programs is subject to ITAR and related U.S. export-control eligibility requirements.

Base salary: $97,600–$134,200 per year. Total compensation including equity: $111,650–$158,900 per year.

Company

hirify.global is an end-to-end space company building rockets, spacecraft, and critical subsystems for commercial, exploration, national security, and defense missions.

What you will do

• Design, build, operate, and maintain hardware-in-the-loop systems for spacecraft buses.
• Work hands-on with test and flight hardware and operate launch vehicle simulation platforms for mission day-of-launch operations.
• Verify spacecraft bus functionality and performance with cross-disciplinary teams.
• Create and maintain system diagrams, schematics, ICDs, procedures, and test and anomaly reports.
• Analyze raw test data against pass/fail criteria and troubleshoot anomaly root causes.
• Operate test equipment, including multimeters, oscilloscopes, logic analyzers, and spectrum analyzers, and communicate findings to teams, vendors, and customers.

Requirements

• U.S. citizenship is required.
• Bachelor’s degree in mechatronics, electronics, computer science, aerospace engineering, or a related field.
• 5+ years of engineering experience in hardware or software development.
• Experience with electronics testing and designing and implementing electronics test systems.
• Ability to work with test hardware, analyze results, troubleshoot anomalies, and produce technical documentation.

Nice to have

• Experience with PIL/HIL environments, avionics testing, code verification and validation, or spacecraft systems.
• Knowledge of RS-485/422/232, CAN, LVDS, Ethernet TCP/IP, sensors, signal conditioning, and data acquisition electronics.
• Experience with Python, C++, Linux, CI/CD, Git, PLCs, relays, power systems, RF systems, or containerization.
• Familiarity with CAD, harness design, test fixtures, and tools such as NX, VeSys, RapidHarness, or SolidWorks.
• Strong communication skills and the ability to work under pressure and meet tight deadlines.

Culture & Benefits

• Hands-on work on spacecraft, launch systems, and complex space missions.
• Medical, dental, and vision coverage, including HMO, PPO, and an HDHP option with HSA contributions.
• Paid vacation, sick time, holidays, parental leave, disability and life insurance, and a 401(k) with company match.
• Employee stock purchase program with a 15% discount and equity as part of total compensation.
• Additional benefits include EV charging support, fitness facilities or gym discounts, snacks and beverages, and employee discounts.