Senior Mechanical & HVAC Engineer – Data Center - Chennai / Noida / Hyderabad

Ramboll · Chennai, , India

  • Senior
  • Full-time
  • Posted 2026-08-29
  • Confirmed live on 25 September 2026

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Job description

Job Description
Key Responsibilities

• Client Engagement & Technical Leadership

• Act as the primary HVAC technical interface with clients and stakeholders

• Lead high-level technical discussions, challenge design assumptions, and drive solutions

• Clearly articulate design intent, risks, and trade-offs to client SMEs

• Own preparation of:
• Basis of Design (BOD)

• Design Basis Reports (DBR)

• Technical narratives and presentations

• Design Leadership & Engineering Ownership
2.a. Data Center Cooling Strategy & System Design

• Lead design of:
• Air-cooled & water-cooled chilled water systems

• CRAH / CRAC / AHU-based cooling systems

• High-density cooling (liquid cooling readiness, rear door heat exchangers, etc.)

• Define airflow strategies:
• Hot aisle / cold aisle containment

• Pressurization & airflow management

• Establish resilience strategies (N, N+1, N+2, 2N) aligned with Uptime Tier

2.b. Engineering Calculations & Technical Validation

• Perform and review:
• Heat load calculations (HAP / Trace or equivalent)

• Hydraulic calculations (pump head, pipe sizing, system balancing)

• Airside design (duct sizing, static pressure, ventilation, smoke extraction)

• Lead and review CFD modelling and thermal performance analysis

• Define and validate control philosophy (BMS / EPMS integration)

2.c. Detailed Design & Documentation

• Lead development of:
• Concept design, Technical Specifications & RFP documents/design, schematic design, and detailed design (IFC level)

• Equipment layouts, plant rooms, piping and duct routing

• Review and approve:
• AutoCAD & BIM (Revit) models

• Schematics, layouts, and construction drawings

• Ensure alignment with:
• ASHRAE / ISHRAE

• TIA-942

• Uptime Institute guidelines

2.d. Coordination & Project Delivery

• Lead multidisciplinary coordination with:
• Electrical, Structural, Architectural, Fire Protection, and BIM teams

• Optimize:
• Expert Space planning

• Routing of ducts, pipes, and equipment layouts

• Support procurement:
• Technical specifications

• BOQs

• Vendor evaluations and submittal reviews

2.e. Construction - support

• Provide technical support during:
• Construction and installation

• Site inspections and issue resolution

• Participate in:
• Data center audits (BCA / ICCA)

• GAP analysis and remediation strategies

• Team Leadership & Quality Assurance

• Lead and mentor a team of HVAC engineers and BIM modelers

• Drive design quality, standardization, and best practices

• Own:
• Design risk management

• Change control

• Technical issue resolution

Qualifications
• Mandatory Skills & Experience
Technical Expertise

• Strong experience in Data Center HVAC systems, including:
• Chillers, CRAH/CRAC, AHU, pumps, DX systems

• Cooling of data halls, UPS rooms, battery rooms, and support spaces

• Deep understanding of:
• Uptime Tier III / IV requirements

• Mission-critical redundancy and reliability

• Experience with:
• CFD modelling and airflow optimization

• Energy-efficient cooling strategies

• Tools & Digital Capability

• AutoCAD (mandatory for concept design)

• Load calculation tools (HAP / Trace)

• CFD tools (6Sigma or equivalent)

• Communication & Client Handling (NON-NEGOTIABLE)

• Exceptional verbal and written communication

• Ability to:
• Lead technical discussions with client SMEs

• Resolve complex design challenges through structured communication

• Prepare high-quality technical documentation

• Qualifications & Experience

• BE / BTech / ME / MTech in Mechanical Engineering

• 10–18 years of experience

• 5+ years in Data Center or mission-critical projects (mandatory)

• Good to Have (Strong Differentiators)

• Uptime Institute ATD certification

• Experience in hyperscale / colocation data centers

• Exposure to commissioning (IST Level 1–5)

• Experience in DC audits (ICCA / BCA)

• International project experience

Additional Information
What we can offer you

• Investment in your development

• Leaders you can count on, guided by our Leadership Principles

• Be valued for the unique person you are.

• Never be short of inspiration from colleagues, clients, and projects.

• The long-term thinking of a foundation-owned company
We offer:

• A challenging and interesting workday characterized by continuous learning, in an environment where you have many to spar with and learn from.

• Opportunity to work with varied work tasks, across the organization.

• Opportunity to develop and influence your own area of responsibility.
Work at the heart of sustainable change
Ramboll is a global architecture, engineering, and consultancy company. We believe that the purpose of sustainable change is to create a thriving world for both nature and people. So, that’s where we start – and how we work. At Ramboll, our core strength is our people, and our history is rooted in a clear vision of how a responsible company should act. Being open and curious is a cornerstone of our culture. We embrace an inclu

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