Power Electronics Engineer — Hardware Lead
Dium Lucis Technologies Private Limited
5 - 10 years
Chennai
Posted: 24/05/2026
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Job Description
Dium Lucis Technologies (Vibetex) is a Chennai-based startup developing a 65W dual-port GaN USB-C PD charger.
Role
Power Electronics Engineer Hardware Lead
Responsibilities
- Design and validate the 65W AC-DC power stage (QR Flyback / Active Clamp Flyback with GaN FET)
- Own schematic capture, PCB layout, and Gerber release end-to-end
- Select components, optimize BOM cost, and manage vendor relationships
- Integrate power stage with STM32G071 for USB PD 3.0 and PPS functionality
- Establish and operate hardware test and validation infrastructure
- Lead BIS IS 13252 pre-compliance and certification activities with consultants
- Deliver working prototype PCB within 10 weeks of joining
- 24 years of hands-on experience in switched-mode power supply (SMPS) design
- Demonstrated ownership of PCB layout from schematic to manufacturing data (KiCad / Allegro / Altium)
- Strong component selection with focus on reliability, availability, and design for manufacturing (DFM)
- Familiarity with embedded C and STM32 ecosystem (ADC, I2C/SPI, EEPROM interfacing)
- Comfort working in a fast-paced, factory setup environment
- Willingness to work on-site in Chennai
- Experience with GaN FETs or high-frequency (>200 kHz) converter design
- Knowledge of USB PD 3.0, UCPD PHY, or PPS protocols
- Exposure to BIS, IEC, or UL safety certification processes
- Custom magnetics design (transformer / inductor) capability
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