Principal / Master Senior Engineer (Power System Design)

1 week ago

Singapore LITE-ON SINGAPORE PTE. LTD. Full time

Role Overview:

We are seeking a highly skilled Senior Engineer to lead the design and validation of power distribution systems for Tier III data centers and AI server environments. This role involves working with high-power DC systems, ensuring compliance with global standards, and collaborating across multidisciplinary teams to deliver robust and reliable power infrastructure.

Key Responsibilities:

  • Design and develop DC power distribution systems, including circuit breakers, switch boxes, and protective devices tailored for data center applications.
  • Perform hardware testing of power supplies and converters used in AI server racks, ensuring optimal performance under high-load conditions.
  • Conduct high-power testing using AC/DC sources ranging from kilowatts to megawatts, simulating real-world data center loads.
  • Execute reliability and immunity tests such as:
  1. Power Surge
  2. Voltage dips and fluctuations
  3. EMC, EMI, and Hi-Pot
  • Carry out design verification and performance evaluations, including:
  1. Startup behavior
  2. Transient response
  3. Step response and dynamic analysis
  4. Gain and phase measurements
  • Generate detailed technical reports summarizing test results, design evaluations, and compliance findings.
  • Maintain and update test protocols in alignment with the latest IEC, EN, UL, and IPC standards.
  • Ensure designs meet TIA-942 and Tier III data center requirements.
  • Collaborate with electrical, mechanical, and firmware engineers to integrate power systems into broader infrastructure solutions.

Qualifications & Requirements:

  • Degree or Diploma in Electrical & Electronic Engineering.
  • Minimum 5 years of experience in power distribution design, preferably in data center or industrial environments.
  • Strong knowledge of TIA-942 standards and Tier III data center architecture.
  • Familiarity with IEC/EN/IPC compliance and testing procedures.
  • Hands-on experience with power protection systems (circuit breakers, relays, ground fault protection).
  • Proficient in using high-power test equipment and diagnostic tools.
  • Excellent communication skills with the ability to work cross-functionally in a fast-paced engineering environment.

Preferred Skills:

  • Experience with AI server infrastructure and modular data center design.
  • Understanding of thermal management and power redundancy strategies.
  • Knowledge of energy efficiency standards and sustainability practices in data centers.
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