Job Title: Sr. Electrical Engineer - Motor Controller Design
Location:
Goleta, CA, US, 93117
Business Unit:
Rotron PDT
Posting Date:
Oct 24, 2025
Job Description:
We seek a Sr. Electrical Engineer specializing in brushless DC (BLDC) motor controller design for aerospace applications. This role advances company capabilities by developing new products and improving the value of current products, with a strong focus on compliance, reliability, and airworthiness.
Key Responsibilities:
- Technical Lead for electronic circuit development, working cross-functionally with systems engineering and mechanical engineering teams
- Design, model, and develop motor control systems for electrically operated aerospace pumping systems, including both low- and high-voltage applications (28 VDC, 270 VDC, 115V–400Hz AC)
- Develop electronic system architectures and detailed circuit designs in accordance with customer requirements and aerospace standards (RTCA/DO-160, DO-254, MIL-STD-461, AS9100, IPC-A-610 Class 3)
- Lead formal design reviews, configuration control processes, and risk assessments to ensure compliance and airworthiness
- Develop and execute qualification, functional, and environmental test plans to verify design integrity and regulatory compliance
- Apply motor control theory, including Hall-effect commutation strategies, gate driver design, and protection circuitry
- Utilize electronic design tools: Altium Designer, LT Spice, MATLAB/Simulink, PSPICE for schematic capture, simulation, and analysis
- Troubleshoot and validate motor control system requirements, diagnose deficiencies, and implement corrective actions
- Draft and release specifications for suppliers, manage sub-tier suppliers, and oversee PCBA manufacturing processes for compliance
- Document and communicate technical findings, test procedures, and results in accordance with aerospace standards
- Participate in product certification, compliance audits, and support airworthiness documentation
Requirements:
- Bachelor’s degree in Electrical Engineering with 8+ years of relevant experience, or Master’s degree with 6+ years
- Extensive experience in BLDC motor control systems, power electronics, and aerospace product development
- Demonstrated experience with motor controller design and system integration
- Proven track record in product development, compliance testing, and formal design reviews in regulated aerospace environments
Knowledge, Skills, Abilities:
- Deep theoretical and practical knowledge of AC and DC motors, power stage design, gate drivers, and protection circuitry
- Proficiency in electronic design and simulation tools (Altium, LT Spice, MATLAB/Simulink, PSPICE)
- Experience with PCBA manufacturing, supplier management, and compliance with IPC-A-610 Class 3
- Strong teamwork, leadership, and technical troubleshooting skills
- Excellent verbal and written communication; adept at technical documentation and reporting
- Background in aerospace engineering and thermal control systems preferred
- Position is subject to ITAR restrictions
Physical Demands & Work Environment:
- Office and laboratory environment. Ability to sit, concentrate, and operate standard office and lab equipment for extended periods.
Tools Used:
- Personal computer and software (Microsoft Office, SolidWorks, Altium, LT Spice, MATLAB/Simulink, PSPICE).
- Standard office and laboratory equipment.
What's in it for you:
- Competitive Compensation & Holiday Pay
- Great Health Benefits, and 401(k) plans
- Paid Time Off per year
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Employee Type:
Salaried
Salary Minimum:
$155,000
Salary Maximum:
$195,000
Incentive:
No
Nearest Major Market: Santa Barbara
Nearest Secondary Market: Santa Maria