Lead HVAC Design Engineer

1 day ago


Mumbai, Maharashtra, India Sterling & Wilson Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Role & responsibilities

Presales & Solutioning:

  • Lead HVAC design solutioning for presales activities, including preparation of concept designs, technical proposals, and tender documentation.
  • Collaborate with business development and sales teams to understand client requirements and translate them into technical solutions.
  • Participate in client meetings, presentations, and technical discussions to demonstrate domain expertise.
  • Support bid management teams with HVAC-related inputs for RFPs, RFQs, and tenders.

Design & Engineering:

  • Develop heat load calculations, equipment sizing, airflow management strategies, and cooling infrastructure design for data centers.
  • Prepare and review HVAC layouts, schematics, BOQs, and technical specifications.
  • Evaluate and recommend energy-efficient cooling technologies including chilled water systems, precision cooling, economizers, and free cooling systems.
  • Ensure compliance with global standards (ASHRAE, ISHRAE, NFPA, etc.) and client-specific requirements.

Collaboration & Stakeholder Management:

  • Work closely with electrical, mechanical, ELV, and fire-fighting teams to ensure integrated solutions.
  • Liaise with OEMs, vendors, and consultants for product selection, technical clarifications, and compliance reviews.
  • Provide value-engineering proposals to optimize cost, efficiency, and sustainability of solutions.

Governance & Quality:

  • Ensure all deliverables meet Sterling & Wilsons design quality standards and project timelines.
  • Conduct design risk assessments and ensure HVAC solutions are reliable for mission-critical applications.
  • Maintain up-to-date knowledge of industry trends, innovations, and evolving cooling technologies in data centers.

Key Skills & Competencies:

  • Strong expertise in HVAC design engineering for large-scale infrastructure, preferably data centers.
  • Excellent knowledge of psychrometrics, CFD modeling, chilled water systems, precision cooling, and airflow management.
  • Proficiency in HVAC design software (e.g., HAP, TRACE, AutoCAD, Revit, CFD tools).
  • Strong presales acumen ability to understand client requirements and propose optimized solutions.
  • Effective communication and presentation skills for client-facing interactions.
  • Ability to lead, mentor, and guide junior design engineers.

Preferred candidate profile

  • Bachelor's degree in Mechanical Engineering (Master's preferred).
  • 10–15 years of experience in HVAC design engineering, with at least 5 years in presales/design roles for mission-critical facilities (data centers, telecom facilities, pharma, etc.).
  • Proven experience in handling end-to-end presales design activities, technical proposals, and client engagements.
  • Exposure to international codes and standards (ASHRAE, ISHRAE, NFPA, LEED, etc.).


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