Senior Control Electronics Engineer

STEM Boomerang; Rio Rancho (NM); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Employee Equity (equity for all full‑t

4 weeks PTO

Medical: 100% employee coverage

Dental & Vision: 90% employee coverage

FSA/HSA

401k plan

Paid Parental Leave

Meals & Catering

Snacks & Beverages

Fitness stipend

EV Charging

Job summary

Castelion is seeking a Senior Control Electronics Engineer in Rio Rancho, NM to design and deliver real-time control systems for long-range hypersonic strike vehicles. You will work hands-on with multidisciplinary teams to develop control electronics hardware, focusing on TVC and ACS drivers in a fast-paced environment.

The role requires advanced degrees in electrical engineering and a strong background in high-reliability systems, EMI/EMC design, and hardware validation.

Qualifications

• Bachelor's, Master's, or PhD in Electrical Engineering or related field.
• 5+ years of experience designing and validating control electronics for aerospace, defense, or other high-reliability systems.
• Strong background in real-time control systems, actuator electronics, and feedback control implementation in hardware.
• Proficiency in analog and mixed-signal circuit design, simulation, and analysis (SPICE, MATLAB/Simulink, or equivalent).
• Experience with hardware bring-up, integration, and troubleshooting in a lab or flight hardware environment.
• Familiarity with EMI/EMC design practices, ruggedized electronics, and operation in high-vibration/high-temperature environments.
• Strong problem-solving mindset, thriving in a fast-paced, hardware-rich, high flight cadence environment.

Skills

Real-time control systems

Actuator electronics

Feedback control implementation

Analog/mixed-signal design

Hardware bring-up

EMI/EMC design practices

Problem solving

Education

Bachelor's/Master's/PhD in Electrical Engineering or related field

Tools

SPICE

MATLAB/Simulink

Job description

Rio Rancho, United States | Posted on 08/06/2026

Castelion was founded to restore America’s ability to field advanced weapons at speed and scale. Inspired by the engineering urgency of the WWII and Apollo eras, we combine rapid iteration, vertical integration, and scalable manufacturing to deliver affordable, high-performance strike systems. Our mission: rebuild industrial agility to strengthen national security and outpace evolving threats.

About the Role:

We are seeking a Senior Control Electronics Engineer to design and deliver real-time electronic control systems for Castelion's long-range hypersonic strike vehicles. This role is critical to enabling precise actuation and vehicle control through robust, high-performance electronics. You will work hands-on with multidisciplinary engineering teams to design, build, test, and validate control electronics hardware, with a focus on thrust vector control (TVC) systems and attitude control system (ACS) drivers in a fast-paced, hardware-driven environment.

Requirements

• Bachelor's, Master's, or PhD in Electrical Engineering or related field
  
• 5+ years of experience designing and validating control electronics for aerospace, defense, or other high-reliability systems
  
• Strong background in real-time control systems, actuator electronics, and feedback control implementation in hardware
  
• Proficiency in analog and mixed-signal circuit design, simulation, and analysis (e.g., SPICE, MATLAB/Simulink, or equivalent)
  
• Experience with hardware bring-up, integration, and troubleshooting in a lab or flight hardware environment
  
• Familiarity with EMI/EMC design practices, ruggedized electronics, and operation in high-vibration/high-temperature environments
  
• Strong problem-solving mindset, thriving in a fast-paced, hardware-rich, high flight cadence environment
  
• Employee Equity: Meaningful equity forall full-time employees - share value has increased 150x in three years
  
• Personal Time Off: Four (4) weeks of paidtime off to unplug, reset, and come back sharp—velocity matters,burnout doesn't
  
• Medical: We offer plans at 100% employeecovered and 80% of dependent coverage
  
• Dental & Vision: We cover 90%employees and 80% for dependents to ensure you and your family haveaccess to quality preventive and ongoing care
  
• FSA/HSA: To support long-term health andfinancial resilience, we offer FSA and HSA options that allowemployees to set aside pre-tax dollars for eligible medical anddependent care expenses
  
• Retirement: 401k plan offered to supportlong term financial growth along side high-impact, high-velocity work
  
• Paid Parental Leave: We support growingfamilies with meaningful time to bond and recover. Birthing parentsare eligible for up to 10 weeks of paid leave, while non-birthingparents may take up to 4 weeks of paid leave. This time can be usedfor pre-natal care, pregnancy, childbirth, and related medicalneeds—ensuring every parent has the support they need during thisimportant life moment.8-weeks of paid parental leave for allparents. Additional paid pregnancy leave for CA employees
  
• Meals & Catering: Frequently cateredlunches and team meals, plus company-covered meals when extra timeor effort is required
  
• Snacks & Beverages: Fully stockedkitchen with unlimited snacks and drinks to keep you fueledthroughout the day
  
• Performance & Fitness: $100 monthlyfitness stipend to support peak performance and health, both insideand outside of work
  
• EV Charging: Onsite electric vehiclecharging available for employees