Power Electronics, Staff Reliability Engineer

Santa Clara, CA
Technology Group - Future Energy Technology Center – Quality & Reliability /
Full-time (Hybrid) /
Hanwha Q CELLS Co., Ltd., is one of the world´s largest and most recognized photovoltaic manufacturers for its high-performance, high-quality solar cells and modules. It is headquartered in Seoul, South Korea (Global Executive HQ) and Talheim, Germany (Technology & Innovation HQ). Through its growing global business network spanning Europe, North America, Asia, South America, Africa, and the Middle East, the company provides excellent services and long-term partnerships to its customers in the utility, commercial, government, and residential markets. Hanwha Q CELLS is a flagship company of Hanwha Group, a FORTUNE Global 500 firm and a Top 7 business enterprise in South Korea.  
Our mission is to provide affordable and smart energy solutions through technology and innovation to create a sustainable future for the planet. We are expanding our business by offering revolutionary energy systems to residential customers including ESS, MLPE (power optimizers, micro-inverters), EV charging solutions, and Smart IoT with world-class solutions. 

We are looking for a Power Electronics, Staff Reliability Engineer with a strong background in power electronics components (MOSFETs, IGBTs, capacitors, etc.). In this role, you will play a key role in designing reliability in our ground-breaking products. As a successful candidate, you will follow the reliability lifecycle of our products from concept to design, development, manufacturing, and field operation to design-in, confirm, and grow exceptional reliability at every stage. 


    • Apply solid knowledge of reliability methods and power electronics systems to design accelerated test plans for design validation, burn-in testing, environmental stress screening (ESS), ongoing reliability testing (ORT), and demonstration of reliability growth
    • Work with manufacturing quality, service engineering, supplier quality, and design teams to identify root causes and drive resolution for failures originating in testing and in the field
    • Generate process validation test plans to implement at suppliers. Drive root cause corrective action with suppliers to resolve production process issues
    • Facilitate and lead design FMEA sessions to assess product risks, determine validation test plans, and drive reliable design choices
    • Analyze field usage and environmental conditions to optimize requirement setting and test methods
    • Apply reliability lessons learned to enable continuous improvement
    • Oversee the creation of our electrical component library, evaluating the suitability of components and manufacturers across all FETC projects


    • BS, MS, or PhD in EE
    • 10+ years of experience working in power electronics / high voltage laboratory testing environment (including relevant internship or academic lab work experience)
    • PCB board-level experience with the ability to read and communicate PCBA schematics, etc.
    • Experience with burn-in testing, Environmental Stress Screening (ESS), Ongoing Reliability Testing (ORT)
    • Knowledge of the ReliaSoft Synthesis Platform, including Weibull++, BlockSim, ALTA, RGA
    • Knowledge of reliability warranty analysis and reliability prediction methods
    • Working knowledge of applied statistics and experience with statistical software such as JMP, Minitab, etc.
    • Working knowledge of failure analysis techniques such as optical microscopy, SEM, CSAM, X-ray, cross-sectioning, and EDX
    • Strong problem-solving skills and a thorough understanding of sophisticated electrical test setups
    • Remain engaged, proactive, and positive in tough circumstances. Own assignments and take full accountability for their success, with the ability to change direction quickly
    • Experienced with qualification of components and vendors of electronic components and power electronics semiconductors


    • Master’s or PhD degree in Reliability Engineering, or ASQ Certified Reliability Engineer is a plus
    • Proven self-starter: identifies issues and creates solutions
    • Reliability experience in the industry of solar, electric vehicle, or battery storage
    • Working knowledge in power electronics and power conversion topologies
    • Startup experience preferred