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
Electrical SLDs & Space Planning & Layout Design (CORE ROLE)
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.)
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
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
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
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
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
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
Earthing & Lightning Protection Design (CRITICAL ADDITION)
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
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
Coordination & Clash-Free Design
Coordinate with:
Mechanical (HVAC), Architecture, Structural teams
Resolve:
Space conflicts and routing clashes
Participate in:
Coordination reviews and BIM integration
Drawing Production & Quality
Prepare:
Layout drawings, routing plans, sections
Maintain:
High-quality AutoCAD standards
Ensure:
Clear, coordinated, and construction-ready drawings
Constructability & Site Support
Ensure:
Installation feasibility
Maintenance access
Support:
Site teams with clarifications
Shop drawing reviews
Mandatory Skills & Competencies -
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
Engineering & Documentation Skills
Experience in:
BOQ preparation
Technical specifications
Knowledge of:
Earthing and lightning protection systems
Domain Experience
Experience in:
Data Centers / Industrial / Large infrastructure projects
Coordination Skills
Strong multidisciplinary coordination capability
Understanding of:
Space planning and clash resolution
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.

Work arrangement
No