We are Sisco Jobs, a recruitment consultancy based in Trichy, Tamil Nadu. We are hiring on behalf of our client for the position of Primary Electrical / Substation Design Engineer in Trichy, Tamil Nadu. Our client is a reputed organization supporting the Energy, Utilities & Infrastructure sector and is seeking skilled, motivated professionals. If you meet the requirements below, apply early as positions are limited.

The role will develop and independently check primary electrical designs for high-voltage substations and grid connections supporting a UK grid infrastructure programme, covering the full lifecycle from design basis and equipment selection through calculations, specifications, layouts and construction-ready deliverables.

Key Responsibilities
- Prepare design basis documents, SLDs, key-line diagrams, substation layouts, sections, equipment arrangements and technical specifications.
- Perform electrical-clearance, insulation-coordination, equipment-rating and busbar/conductor-selection calculations and assessments.




- Develop primary design inputs for substation earthing and lightning-protection systems.
- Prepare technical requirements and data schedules for transformers/reactors, switchgear, CTs/VTs, surge arresters, disconnectors, earth switches and associated HV plant.
- Coordinate primary-design interfaces with protection/control, SCADA, cables, civil/structural, earthing, auxiliary supplies and BIM/CAD teams.
- Review supplier drawings and technical data, resolve technical queries and incorporate approved vendor information into designs.
- Produce and independently check calculations, reports, schedules, material take-offs and construction details while applying controlled checking, revision and change-management procedures.
- Support design and safety reviews, procurement, construction, testing and commissioning activities as required.

Required Skills
- HV Substation Primary Design — Hands-on authorship and checking of primary engineering delivera

📌 Primary Electrical (Tiruchirappalli)
🏢 Sisco Jobs
📍 Tiruchirappalli