Power Electronics Application Engineer
Job in
Fremont, Alameda County, California, 94537, USA
Listed on 2026-10-11
Listing for:
Phihong USA
Full Time
position Listed on 2026-10-11
Job specializations:
-
Engineering
Electrical Engineering, Systems Engineer, Electronics Engineer, Test Engineer
Job Description & How to Apply Below
- Provide pre-sales and post-sales technical support for power supply and power conversion products.
- Analyze customer requirements and recommend appropriate power solutions.
- Assist customers with product selection, system integration, and design optimization.
- Support customer qualification testing and resolve field application issues.
- Develop reference designs, evaluation platforms, and application notes.
- Create and validate customer-specific solutions using AC-DC, DC-DC, PoE, battery charging, and power management technologies.
- Perform circuit simulation, characterization, and performance verification.
- Generate test reports and technical documentation.
- Conduct electrical, thermal, EMC/EMI, reliability, and performance testing.
- Debug hardware and system-level issues.
- Support root-cause analysis of customer returns and field failures.
- Work closely with design engineering teams to implement corrective actions.
- Deliver customer presentations, product demonstrations, and technical training.
- Participate in customer design reviews and engineering discussions.
- Support RFI, RFQ, and technical compliance activities.
- Assist in developing competitive product comparisons and positioning.
- Work with design, quality, manufacturing, and product management teams.
- Provide feedback on customer requirements for future product development.
- Support new product introduction (NPI) activities.
- Help define specifications for next-generation power products.
- Bachelor's degree in Electrical Engineering.
- Master's degree in Power Electronics preferred.
- 5+ years of experience in power electronics, power supply design, applications engineering, or related field.
- Experience supporting customers in a technical role preferred.
- Strong understanding of:
- AC-DC power supplies
- DC-DC converters
- Flyback, Forward, LLC, Half-Bridge, Full-Bridge topologies
- Power Factor Correction (PFC)
- PoE (IEEE 802.3af/at/bt)
- Battery charging systems
- Si, SiC, and GaN power devices
- Thermal design and management
- EMC/EMI compliance
- Proficiency with:
- Oscilloscopes
- Power analyzers
- Electronic loads
- Network analyzers
- Spectrum analyzers
- Thermal test equipment
- Experience using:
- LTspice
- PSpice
- MATLAB/Simulink
- Power electronics simulation tools
- Experience with PoE systems and Ethernet power delivery.
- Familiarity with UL, IEC, FCC, CE, and Energy Efficiency standards.
- Knowledge of digital power control techniques.
- Experience supporting global customers and manufacturing teams.
- Understanding of reliability analysis, MTBF calculations, and design verification methods.
- Strong analytical and troubleshooting skills
- Excellent customer communication skills
- Technical presentation capability
- Project management and organizational skills
- Ability to work independently
- Team-oriented and collaborative mindset
- Willingness to travel as required
- Medical, dental, and vision insurance
- 401(k) retirement plan with company contribution
- Paid vacation and holidays
- Professional development and training opportunities
- Employee assistance programs
- Flexible work arrangements where applicable
We are an Equal Opportunity Employer committed to creating an inclusive workplace where all employees are treated with dignity and respect. Employment decisions are based on qualifications, merit, business needs, and job-related criteria.
We provide equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, disability, veteran status, marital status, genetic information, or any other status protected by applicable federal, state, or local laws.
We are committed to fostering a diverse workforce and encourage qualified candidates from all backgrounds to apply
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