Modeller - BIM, Electrical - Data Center

Company Description

Job Location: Chennai (Preferred) | Mumbai | Gurugram | Noida

About Ramboll

Founded in Denmark, Ramboll is a foundation-owned people company. We have more than 18,000 experts working across our global operations in 35 countries. Our experts are leaders in their fields, developing and delivering innovative solutions in diverse markets including Buildings, Transport, Planning & Urban Design, Water, Environment & Health, Energy, and Management Consulting. We invite you to contribute to a more sustainable future working in an open, collaborative, and empowering company. Combining local experience with global knowledge, we together shape the societies of tomorrow.

Inviting bright minds

Do you want to push the boundaries of your profession and develop your excellence in an open, collaborative, and empowering culture? We work to create a sustainable future and our inspiring projects and innovative solutions aim to set the standard among our peers. You will join a global company that has been growing successfully since its founding in 1945. Together, we lead and leave a positive impact on societies, companies, and people around the world.

Job Description

Location - Chennai (Preferred) | Mumbai | Bangalore | Hyderabad | Gurgaon | Noida

The Electrical Modeller - BIM, Data Center will be responsible for detailed electrical layout planning, SLD interpretation/development, cable routing design, and preparation of BOQs and specifications for large-scale Data Centers (multi-megawatt facilities).

This role requires strong expertise in AutoCAD, electrical systems, and spatial coordination, ensuring all designs are technically accurate, fully coordinated, and constructible.

You will bridge the gap between electrical engineering intent (SLDs) and real-world execution (layouts, routing, installation feasibility).

Key Responsibilities

1. Electrical SLDs & Space Planning & Layout Design (CORE ROLE)

a. Substation & HT System Layout

Develop layouts for:

Data Center Campus from Sub-station to Data Halls

Transformers, RMUs, HT panels

Plan - Equipment placement, maintenance clearances, access paths

Design – From SLD to cable/bus-duct routing (trenches, bus bar, ducts, shafts, overhead systems) for IT load, Mechanical Power, House power, and ELV Cables.)

b. HT → MV System Layout

Convert SLD into detailed layouts for:

HT switchgear

Transformers

MV panels

Define:

Cable routing paths and segregation

Equipment positioning and alignment

c. MV → LV System Layout

Develop layouts for:

MV panels, LV panels, MDBs

UPS systems and battery rooms

Plan: Cable paths, risers, trenches, shafts

Ensure: Efficient routing and space optimization

d. Low Voltage System Planning for IT Load, Mechanical Power and House load.

Layout design for:

LV panels, PCCs, MCCs

UPS skids, PDUs, RPPs

Bus ducts / busways

Plan:

Busbar routing, clearances, and supports

Cable tray routing and segregation

2. Cable Routing & Pathway Design (VERY IMPORTANT)

Design routing for:

HT / MV / LV cables

Control and auxiliary cables

Plan:

Trenches, shafts, trays, and underground routing

Ensure:

Segregation (redundancy paths, A/B feeds)

Minimal congestion and constructability

3. Single Line Diagrams (SLD) & System Understanding

Develop and/or interpret:

Electrical SLDs for data center power systems

Align:

SLD with physical layouts and routing

Ensure:

Consistency between design intent and execution

4. BOQ & Technical Documentation

Prepare:

BOQs for electrical systems

Equipment schedules (HT, MV, LV, UPS, Generators, Chillers, Pumps etc.)

Develop:

Technical specifications for:

Electrical equipment

Cables (HT/MV/LV)

Bus ducts / busways

Support:

Tender documentation and procurement

5. Earthing & Lightning Protection Design (CRITICAL ADDITION)

a. Campus Earthing System

Plan:

Overall earthing grid for data center campus

Earth pit locations and grid layout

Ensure:

Compliance with IS / IEEE standards

Integration with substations and DG areas

b. Building Earthing System

Design:

Internal earthing system for:

Electrical rooms

Data halls

UPS and battery rooms

Coordinate:

Equipment earthing and bonding

Clean earth / technical earth systems

6. Coordination & Clash-Free Design

Coordinate with:

Mechanical (HVAC), Architecture, Structural teams

Resolve:

Space conflicts and routing clashes

Participate in:

Coordination reviews and BIM integration

7. Drawing Production & Quality

Prepare:

Layout drawings, routing plans, sections

Maintain:

High-quality AutoCAD standards

Ensure:

Clear, coordinated, and construction-ready drawings

8. Constructability & Site Support

Ensure:

Installation feasibility

Maintenance access

Support:

Site teams with clarifications

Shop drawing reviews

Mandatory Skills & Competencies -

1. Technical Skills (NON-NEGOTIABLE)

Expert in:

AutoCAD (2D – mandatory)

Strong understanding of:

HT / MV / LV electrical systems

Substation layouts and power distribution

Ability to:

Convert SLD into real layouts

2. Engineering & Documentation Skills

Experience in:

BOQ preparation

Technical specifications

Knowledge of:

Earthing and lightning protection systems

3. Domain Experience

Experience in:

Data Centers / Industrial / Large infrastructure projects

4. Coordination Skills

Strong multidisciplinary coordination capability

Understanding of:

Space planning and clash resolution

5. Communication

Good communication skills

Ability to:

Understand engineering intent

Coordinate with design teams

Qualifications

Qualifications:

Diploma / BE in Electrical Engineering

Good to Have:

Experience in Data Center projects

Basic knowledge of:

Revit / BIM coordination

Familiarity with:

Uptime / TIA-942 standards

Additional Information

Ramboll in India

Ramboll has more than 1,000 experts working across five offices in India applying their passion to deliver innovative solutions in markets as diverse as Buildings, Transport, Planning & Urban Design, Water, Environment & Health and Energy. Founded in Denmark, Ramboll is a people company. We invite you to contribute to a sustainable future working in an open, collaborative and empowering culture.

How to apply

Apply online. Attach your CV, cover letter and relevant documents showcasing why you are the right fit for the role, and when you are available to start. We look forward to receiving your application.