Electrical Engineer, High Voltage Substation Design (Protection and Control Systems)

• Design control circuits and protection system circuits (Schematics, Control, and Protection Wiring Diagrams) for various types of protection relay panels within substation works, such as transformer protection panels, transmission line protection panels, etc.
• Design AC/DC Auxiliary Power Supply Systems for substation use.
• Design SCADA, SAS (Substation Automation System) connections, and data communications.
• Prepare documentation for control panel wiring, such as External wiring diagram, Cable list, Point List.
• Perform CT/VT (Current/Voltage Transformer Sizing Calculations).
• Prepare Control & Protection Panel Layouts and Cable Schedule.
• Prepare relay coordination study reports.
• Prepare analysis reports for short-circuit current, load flow, voltage drop calculations, etc.
• Prepare Preliminary Single Line Diagrams for substation project bidding.

Qualifications: Bachelor's degree or higher in Electrical Power Engineering. Junior Level: Fresh graduates or those with 1–3 years of experience in electrical system design are welcome. Senior, Supervisor Level: At least 5 years of direct experience in Substation design (Primary or Secondary). Knowledge and understanding of international engineering standards such as IEEE, IEC, ANSI, CIGRE, including substation construction standards such as PEA, MEA, or EGAT standards. Ability to use design and calculation software such as AutoCAD, Sketchup, MicroStation, ETAP, DIgSILENT, or CYME. Knowledge or ability to use 3D / BIM software (e.g., Revit, Bentley Substation) is a plus. Good technical English communication skills (ability to read/write Specification documents). Problem-solving skills, analytical thinking, and ability to work with others.