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HT Substation Design Manager/ Senior Manager

Job description

My client is a leading data center solutions provider in the Asia pacific region. They are hiring for a HT Substation Design Manager/ Senior Manager, based in Selangor due to rapid expansion.

Role of Substation Design Engineer

  • Experience in developing 275kV, 132kV, 33kV, and 11kV substation electrical design.
  • Interconnection with power grid, primary and secondary equipment selection.
  • Knowledge of SCADA, testing, and commissioning standards.
  • Adherence to reliability, availability requirements, international best practices, regulatory requirements, safety in design, cost targets, and speed to market.


  • Practical experience with Grid Code, Bulk Supply Interconnection Standards, and Metering standards.
  • Familiarity with Substation Design Standards in Malaysia.
  • Design experience with HT & MV substation layout planning and interconnection with Overhead Transmission Pylon.
  • HT cable path planning and Power Transformer design (multiple windings, OLTC steps, vector group, winding impedance).
  • Knowledge of Earthing Transformer, AIS and GIS HT switchgears, Double busbar design, Busbar Differential Protection, Distance Protection, Transformer Biased Differential Protection, Fault analysis calculation.
  • Experience with Underground cable temperature rise simulation (using CYME or equivalent).
  • Use of international design standards such as IEC 61850, IEC 60076, IEC 62271, IEC 61439.
  • Ensure designs are concurrently maintainable, achieve five nines availability, meet fault grading and arc flash protection requirements, and are sized for worst-case power demand without exceeding electrical and thermal capacity.
  • Familiarity with Renewable Energy Policy and regulatory framework in Malaysia and Southeast Asia.
  • Incorporate Demand Side Management, Interruptible Load Programmes, Energy Storage Systems, Micro-Grid, Combined Cycle Power Plant, and Cogeneration into designs.


  • Proven design experience in the APAC region.
  • Electrical Professional Engineer with a practicing certificate.
  • 10+ years in design consultancy.
  • Experience in electrical studies (load flow, short circuit, arc flash, Neher McGrath, load calculation, lightning protection, earthing, electrical system protection, electrical power monitoring system, building management system).
  • Preferred experience in hyper scale datacenters, micro-electronics, or other critical infrastructure.
  • Proficient in English and Mandarin.
  • Proficient in AutoCAD, Etap, SKM, and CYME tools for design and drafting.
  • Willing to travel to oversee substation construction.
  • Willing to relocate based on project requirements.

Due to the volume of applications received, we regret to inform you that only shortlisted candidates will be notified.

JTK Number: JTKSM 995 | Company Registration Number: 201301019088 (1048918-T)

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