Job Description

Key Responsibilities

1. 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

1. 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

1. 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

1. 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

1. Tools Digital Capability

- AutoCAD (mandatory for concept design)
- Load calculation tools (HAP / Trace)
- CFD tools (6Sigma or equivalent)

1. 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

1. Qualifications Experience

- BE / BTech / ME / MTech in Mechanical Engineering
- 10 18 years of experience
- 5+ years in Data Center or mission-critical projects (mandatory)

1. Good to Have (Robust 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

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Senior Mechanical & HVAC Engineer Data Center (Chennai)
🏢 Ramboll
📍 Chennai