Power EE Engineer / Sr. Engineer

Job Location

• Your Mission

We are looking for passionate engineers in power electronics and energy systems to join our BBU (Battery Backup Unit) and battery energy system development team.

You will be involved in the full product lifecycle—from concept, design, simulation, validation, to mass production.

• Drive or support BBU product development and technical issue resolution
• Perform power electronics design, simulation, testing, and validation
• Design high/low voltage DC-DC converters (switch-mode power supply)
• PFC / LLC / Full-Bridge / Buck / Boost / Buck-Boost topologies
• AC/DC and DC/DC converters (isolated & non-isolated)
• Experience in DSP-based digital power is a plus
• Develop Battery Management System (BMS) and battery-related solutions
• System integration, feasibility studies, and technical evaluation
• Define and execute verification & validation test plans
• Support mass production ramp-up and engineering troubleshooting
• Performance Focus
• End-to-end ownership from design → validation → pilot run → mass production
• High-quality design documentation and test reports (including SOPs)
• Continuous technical growth and engineering analysis reporting
• Ensure product quality, reliability, and customer requirements compliance
• Who We Are Looking For

• Bachelor’s or Master’s degree in Electrical/Electronic Engineering or related fields

• Senior Engineer: 3+ years in switching power supply design
• Engineer: 1+ year of relevant experience
• Fresh graduates with strong power electronics background are welcome
• Required Skills
• Switching power supply design and debugging experience
• Strong knowledge of AC/DC, DC/DC converters (isolated/non-isolated)
• Proficiency in simulation tools (Simplis / PSIM / Mathcad, etc.)
• Magnetic component design and analysis
• Experience in WCCA, DFMEA, compensation design
• Project management and execution capability
• Strong analytical and problem-solving skills
• Good communication and presentation skills
• Fast learner with curiosity for new technologies
• Strong teamwork and ownership mindset

• Bachelor’s degree or above in Electrical Engineering, Electronic Engineering, or related field
• Hands-on experience in switching power supply design (AC/DC, DC/DC, isolated & non-isolated)
• Strong experience in circuit simulation and magnetic component design
• Familiar with methodologies such as WCCA, DFMEA, and feedback compensator design
• Proficient in PCB design tools (OrCAD, Altium, or equivalent)
• Basic understanding of battery systems or power electronics
• Ability to read technical documentation in English
• Strong problem-solving skills and ability to work in cross-functional teams
• Why Join Us

You will be working on core technologies in the rapidly growing new energy industry, including:

• Battery modules and BMS systems
• High-efficiency power conversion technologies
• Energy storage, EV, and server backup applications

• About the Company

We are part of the AES (Advanced Energy Solution) Group, specializing in lithium battery modules, Battery Management Systems (BMS), and advanced energy solutions.

Our products serve global markets including:

• Electric bicycles & EVs
• Energy storage systems
• Server backup power systems

• Benefits
• Employee profit sharing & annual bonus
• Training & technical development programs
• Free lunch provided
• Regular health check-ups
• Holiday & birthday gifts
• Parking & dormitory
• Team building activities, family day & year-end party
• On-site café, convenience store, gym & sports facilities
• Welfare committee subsidies (marriage, funeral, celebrations, etc.)
• Link With Us
• Website: https://www.advancedenergysolution.com.tw/
• LinkedIn: https://www.linkedin.com/company/trendpowertechnology/