Senior HV Substation Design Engineer - 400kV Projects

Placements24; Mossel Bay; On-site; ZAR 650,000 - 950,000; Full time

Benefits offered by this job

Medical aid

Provident fund

Professional development

Job summary

Placements24 is seeking a skilled Substation Design Engineer for our Mossel Bay team in the Western Cape. The role focuses on the design and development of high‑voltage substations for power transmission and distribution projects, with emphasis on protection and control systems and compliant engineering drawings.

You will collaborate with project teams and clients, perform critical calculations, and ensure designs meet SANS, IEC, and IEEE standards. Travel within the Western Cape is required.

Qualifications

• Bachelor’s degree in Electrical Engineering or closely related field.
• Minimum 5 years’ experience in substation design engineering.
• Proficiency with high-voltage substation components and systems.

Responsibilities

• Design electrical layouts, single-line diagrams, and schematics for HV substations (up to 400kV).
• Select and specify transformers, switchgear, busbars, and switchgear.
• Develop protection and control system designs including relay settings and logic.
• Carry out load flow, short-circuit, grounding, and lighting protection calculations.
• Produce detailed drawings, technical specs, and BOMs.
• Coordinate with civil, structural, and mechanical disciplines.
• Support procurement, construction, and commissioning phases.
• Perform site surveys in Mossel Bay and surrounding areas.
• Review vendor drawings and submittals for quality and compliance.

Skills

Electrical engineering

Substation design

CAD software

Protection & control

Team collaboration

Education

Bachelors in Electrical Engineering

Tools

AutoCAD Electrical

MicroStation

Job description

Placements24 is seeking a skilled Substation Design Engineer for our Mossel Bay team in the Western Cape. The role focuses on the design and development of high‑voltage substations for power transmission and distribution projects, with emphasis on protection and control systems and compliant engineering drawings.

You will collaborate with project teams and clients, perform critical calculations, and ensure designs meet SANS, IEC, and IEEE standards. Travel within the Western Cape is required.