Magnetics Design Engineer

Stockton, CA
09/10/2025

Who We Are

West Coast Magnetics is a world leading manufacturer of magnetic components and filter assemblies spanning the frequency range of 100 kHz to 100 MHz. Our engineering team is integral to our success and we are a close, very skilled team who work together to deliver innovative and class leading solutions to our customers in the semi-conductor processing equipment, test and measurement, medical device and military/aerospace industries.

Basic Function

West Coast Magnetics is seeking a skilled Magnetics Design Engineer to join our innovative engineering team. This role is responsible for the design and development of custom transformers, inductors, and filter elements, supporting our customers from concept through prototype builds. The ideal candidate will bring strong technical expertise, problem-solving skills, and the ability to collaborate directly with customers on design requirements.

Responsibility

The Magnetics Design Engineer has the responsibility to:

  1. Design new transformers, inductors, and magnetic filter elements that meet customer electrical, thermal, safety, and mechanical requirements.
  2. Review specifications of AC-DC and DC-DC circuits (buck-boost, flyback, half-bridge, full-bridge, PFC, LLC topologies).
  3. Apply magnetic design equations to determine flux density, turns, core loss, inductance, wire resistance, temperature rise, and leakage inductance.
  4. Create complete design specifications, including datasheets, BOMs, and construction guidelines.
  5. Communicate with customers on technical design matters and provide timely updates.
  6. Supervise prototype and first article builds, ensuring accuracy and quality.
  7. Support production with testing and troubleshooting.

Minimum Requirements

  • Bachelor’s degree in Electrical Engineering (required).
  • Minimum 2 years’ experience designing high-frequency magnetic components (transformers, inductors, common mode chokes, current sensing components).
  • Familiarity with small signal testing of magnetic components (inductance, capacitance, DCR, hypot, turns ratio, phasing).
  • Ability to travel for customer meetings and trade shows.

Organizational Values & Culture

At West Coast Magnetics, we value innovation, collaboration, and technical excellence. You will work on challenging projects with a dynamic team, directly influencing product performance and customer success.

West Coast Magnetics is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), gender, gender identity or expression, sexual orientation, marital status, national origin, ancestry, age, physical or mental disability, medical condition, genetic information, military or veteran status, or any other characteristic protected by applicable federal, state, or local laws.

Benefits

Join a dynamic workforce that believes in Learning and Development Opportunities. We offer Medical, Dental, Vision, 401k, Profit Sharing, Education Reimbursement, and Life Insurance.

Salary 95k - 130k/year

Job Type:
Full-time
Schedule:
8 hour shift
Experience:
Preferred Qualifications:

• Master’s degree in Electrical or Electronics Engineering.
• Experience with Ansys finite element software.
• Knowledge of network analyzer testing in MHz range.
• Experience with load testing of high-frequency magnetic components.
• Strong background in managing customer engineer relationships.