Lead Engineer, Mechanical - Data Center
- Full-time
Company Description
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.
Ramboll in India
Ramboll has more than 1,800 experts working across six 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.
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
- 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
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
- Commitment to your development
- Leaders guided by our Leadership Principles
- A culture that welcomes you as the unique person you are
- Inspiration from colleagues, clients, and projects
- The long-term thinking of a foundation-owned company
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 inclusive mindset that looks for fresh, diverse, and innovative perspectives. We respect, embrace, and invite diversity in all forms to actively cultivate an environment where everyone can flourish and realise their full potential.
Ready to join us?
Please submit your application. Be sure to include all relevant documents including your CV, cover letter, etc.
Thank you for taking the time to apply! We look forward to receiving your application.
Equality, diversity, and inclusion is at the heart of what we do
We believe in the strength of diversity and know that unique experiences and perspectives are vital for creating truly sustainable societies. Therefore, we are committed to providing an inclusive and supportive work environment where everyone can flourish and reach their potential. We welcome applications from candidates of all backgrounds and encourage you to contact our recruitment team to discuss any accommodations you need during the application process.