Electrical Design Engineer

THERMAX; Chennai District; On-site; INR 600,000 - 900,000; Full time

Job summary

THERMAX is seeking an Electrical Design Engineer in Chennai to develop detailed electrical deliverables and coordinate across disciplines. You will prepare SLDs, GA drawings, cable routing, and interconnection diagrams for HV, MV and LV systems, while ensuring compliance with standards and project specs.

The role involves vendor evaluation, design reviews, and field support for installation and commissioning.

Qualifications

• Strong knowledge of electrical detailing and design development practices.
• Experience in preparing technical specifications and vendor offers.
• Vendor evaluation for technical competencies.
• Hands-on experience in load flow and short circuit analysis.
• Experience with switchyard, MV/HV/LV switchboards, transformers, busduct, cables, UPS, DG.
• Prepare construction-level electrical drawings and documents.
• Understanding of power distribution, grounding, lighting, cable management.
• Ability to interpret vendor docs, standards, and project specs.
• Familiarity with IEC, IEEE, IS standards and local regs.

Responsibilities

• Prepare detailed electrical deliverables: SLDs, GA drawings, cable routing drawings.
• Develop and update electrical design docs from project inputs.
• Prepare drawings for HV, MV, LV systems including layouts.
• Prepare detailed technical specs for electrical packages.
• Perform vendor offer evaluation and technical comparisons.
• Carry out electrical detailing for switchyard, transformer, MCC, control room.
• Support construction drawings, as-built drawings, field changes.
• Coordinate with civil, structural, mechanical, instrumentation and procurement.
• Review vendor drawings for compliance and design intent.
• Ensure outputs align with P&IDs, equipment layouts and routing plans.
• Resolve design clashes; coordinate with site teams.
• Support installation, testing, commissioning with field clarifications.
• Ensure compliance with codes, standards, and client specs.
• Participate in design reviews and document review cycles.

Skills

Electrical detailing

Load flow analysis

Short circuit analysis

Vendor evaluation

HV/MV/LV systems

Transformers & switchgear

P&ID alignment

IEC/IEEE/IS standards

Drawing preparation

Tools

Microsoft Office

AutoCAD/ electrical CAD

Job description

Functional Competencies

• Strong knowledge of electrical detailing and design development practices.
• Experience in preparing Technical specifications, review of vendor offers
• Vendor evaluation for their technical competencies
• Hands on experience in load flow and short circuit analysis
• Hands on experience in handling switchyard, MV and HV switchboards, LV switch boards, Transformers, Busduct, HV and LV cables, UPS, DG, Etc
• Experience in preparing construction-level electrical drawings and documents.
• Good understanding of power distribution systems, switchyard arrangements, grounding, lighting, and cable management.
• Ability to interpret vendor documents, engineering standards, and project specifications.
• Familiarity with relevant standards such as IEC, IEEE, IS, and applicable local regulations.
• Proficiency in engineering, drawing preparation and review.

Key Responsibilities

• Prepare detailed electrical engineering deliverables such as SLDs, GA drawings, cable routing drawings, cable schedules, interconnection diagrams, and equipment layouts.
• Develop and update electrical design documents based on project inputs, vendor data, and interdisciplinary requirements.
• Prepare detailed drawings and documents for HV, MV, and LV systems, including cable tray layout, Earthing layout, grounding, lighting, and lightning protection layouts.
• Prepare detailed technical specifications for electrical package and float
• Perform detailed vendor offer evaluation, prepare technical comparison of vendor offers and recommend technically competent vendor based on the technical rating.
• Carry out electrical detailing for switchyard, transformer, MCC, control room, and auxiliary systems as applicable.
• Support preparation of, construction drawings, as-built drawings, and field change documents.
• Coordinate with civil, structural, mechanical, instrumentation, and procurement teams for design integration and interface closure.
• Review vendor drawings and documents for compliance with project specifications and design intent.
• Ensure consistency of electrical design outputs with P&IDs, equipment layouts, routing plans, and construction requirements.
• Resolve design clashes and interface issues through coordination with other disciplines and site teams.
• Support installation, inspection, testing, and commissioning activities by addressing field queries and design clarifications.
• Ensure all deliverables comply with relevant codes, standards, client specifications, and quality requirements.
• Participate in design reviews, coordination meetings, and internal/external document review cycles.

Interdisciplinary Coordination

• Coordinate with civil, structural, mechanical, instrumentation, procurement, and project teams to ensure smooth design integration.
• Align electrical detailing with equipment foundations, cable tray routes, cable trenches, plant layouts, and space constraints.
• Review and resolve interface requirements related to cable entries, termination spaces, earthing, and equipment clearances.
• Support closure of inter-discipline comments and ensure timely incorporation of agreed changes.
• Participate in multidisciplinary design review meetings and track action closure.