EV Electrical Design Engineer — Charger Systems & Commissioning

Techelm Technologies; Singapore; On-site; SGD 70,000 - 110,000; Full time

Benefits offered by this job

AWS

Performance bonus

PE/LEW qualification support

Exposure to major EV projects in SG

Job summary

Techelm Technologies is seeking a talented Electrical Design Engineer to create and review electrical systems for AC/DC EV charging stations and LV/MV installations in Singapore. You will calculate load profiles, fault levels, and cable sizing, and produce SLDs, schematics, and installation drawings using AutoCAD, Revit, and ETAP.

The role offers growth toward PE/LEW qualifications and close collaboration with contractors and utility providers.

Qualifications

• Diploma / Degree in Electrical Engineering; recognised for PE/LEW progression
• Min 3+ years experience in electrical design; direct EV charger project design highly preferred
• Proficient in AutoCAD / SLD preparation; familiar with load flow & protection coordination software
• Strong knowledge of SS722, SS638, CP5, EMA regulations, and LTA EV requirements
• Competent in isolation procedures, switching management, and safety coordination for supply systems
• Understanding of PE/LEW submission & approval workflows in Singapore
• Fluent in English; strong documentation, meeting communication, and stakeholder management skills
• Class 3/3A driving licence — site travel required

Responsibilities

• Design electrical systems for AC/DC EV charging stations and general LV/MV installations; calculate load profiles, fault levels, diversity factors, and cable sizing
• Prepare & review Single Line Diagrams (SLD), wiring schematics, cable schedules, earthing/protection plans, and site layout drawings using AutoCAD / Revit / ETAP
• Ensure designs comply with SS722 (EV infrastructure), SS638, CP5, EMA Supply Authority requirements, and LTA EV mandates
• Produce technical specifications, design briefs, and tender drawings; update documentation throughout project lifecycle
• Plan, coordinate, and execute controlled supply shutdowns, isolations, lock-out/tag-out (LOTO), and safe re-energisation of LV/MV switchgear and distribution
• Prepare isolation plans, switching schedules, and safety method statements; liaise with utility providers and site teams on shutdown windows
• Attend site during shutdown/energisation; verify circuit integrity, protection settings, voltage levels, and phase rotation before handover
• Coordinate with LEW for supply activation, inspection, and certification; ensure all switching work follows approved safety protocols
• Work closely with PE (Professional Engineer) for design endorsement, LEW for field verification and supply approval
• Attend site meetings, design reviews, pre-commissioning checks, and progress coordination sessions
• Resolve site technical queries; align design intent with on-site conditions and contractor capabilities
• Prepare design reports, meeting minutes, and compliance submissions to authorities and asset owners

Skills

Electrical design

AutoCAD / SLD

Protection coordination

Project coordination

Documentation

Education

Diploma / Degree in Electrical Engineering

Tools

ETAP

Revit

Job description

Techelm Technologies is seeking a talented Electrical Design Engineer to create and review electrical systems for AC/DC EV charging stations and LV/MV installations in Singapore. You will calculate load profiles, fault levels, and cable sizing, and produce SLDs, schematics, and installation drawings using AutoCAD, Revit, and ETAP.

The role offers growth toward PE/LEW qualifications and close collaboration with contractors and utility providers.