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Sr. Motor Controls Engineer

Terran Orbital Corporation

This is a Full-time position in irvine, CA posted January 3, 2023.


Be more than just an employee number! Join Terran Orbital, the leader in innovation, manufacturing, and operations in the small satellite industry. We are a pioneer in the miniaturization of space technologies and the delivery of responsive space solutions. We are a unique, fast-growing, and trusted team focused on quickly and economically designing, building, launching, and operating state-of-the-art satellites for advanced mission constellations.

Terran Orbital is seeking a motivated Senior Motor Controls Engineer based at our Irvine, CA, location. Terran Orbital is a leading worldwide provider of nanosatellite and microsatellite vehicles, services, and solutions to commercial and government customers.

You will join a collaborative team to develop innovative small satellite vehicle solutions for multiple projects. The individual will contribute towards the design of spacecraft actuators, including Reaction Wheels and Solar Array Drive Assemblies (SADA) capable of withstanding launch vehicle and space environments. Responsibilities include analysis, high-fidelity modeling, and design/implementation of the current, torque, and speed control loops. The ideal candidate will have experience in motor control systems, servo, stepper, BLDC motors, embedded systems, control theory, digital signal processing, micro-vibration analysis, Pulse Width Modulation (PWM), software (C, Matlab, Simulink), and communication protocols (RS422, SPI, I2C, HDLC, CRC, etc.).


  • End-to-end product development cycle technical responsibility, from initial concept and design to qualification model assembly and test.
  • Design and optimization of motor commutation and control algorithms
  • Digital control using Microcontrollers and 3-phase power filter design for motor
  • Perform micro-vibration testing and analysis (Kistler instrumentations preferred)
  • Generate, maintain, and update actuator models and software in C, Matlab, and Simulink.
  • Component selection, including permanent magnet motors, encoders, bearings, and electronics
  • Generate, maintain, update, and formally release design documentation
  • Perform work in an office, lab, and cleanroom environment.
  • Generation of test plans for design verification and test oversight.
  • Participation in hardware requirement generation in collaboration with multiple teams.
  • Collaborative design of vehicle configuration.
  • Generate technical content in support of internal and external design reviews.
  • Other duties as assigned


  • B.S or M.S. in Engineering with a concentration in mechatronics and control systems
  • 5+ years of relevant experience
  • Strong background in motor control systems, embedded systems, simulation, and vibration analysis.
  • Proficiency in C, Matlab, and Simulink
  • Proficient in the use of laboratory equipment
  • High attention to detail; ability to preempt design/manufacturing/procurement issues.

Additional Differentiators

  • Ph.D. degree in Electrical Engineering or Mechatronics with a focus on control systems
  • Experience in space applications is highly desirable.
  • Experience with Matlab/Simulink Autocoding
  • Experience in the areas of frequency response analysis, micro-vibration, and on-orbit/jitter analysis
  • Active U.S. Government-issued security clearance


  • Employee Equity Incentive Program
  • 100% Company-paid comprehensive medical, dental, and vision coverage
  • 401(K) Match
  • Unlimited PTO


Terran Orbital is a leading manufacturer of satellites primarily serving the United States and Allied aerospace and defense industries. Terran Orbital provides end-to-end satellite solutions by combining satellite design, production, launch planning, mission operations, and in-orbit support to meet the needs of the most demanding military, civil, and commercial customers. Learn more at?


To comply with U.S. Government space technology export regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. In addition, please note that this position may also require the possession of an existing United States National Security clearance or eligibility for such a clearance.

Terran Orbital is an Equal Opportunity/Affirmative Action Employer. We consider applicants without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, or membership in any other group protected by federal, state, or local law.

If you need assistance or an accommodation due to a disability, you may contact us at [email protected]