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All jobsOnsiteEngineeringenergy and industrial infrastructure10-15 yearshvac system design
OnsiteStaff/Principal/Architectenergy and industrial infrastructure

Principal Engineer- HVAC

PetrofacChennai, Tamil Nadu, IndiaPosted 19 May 2026

Petrofac is seeking a Principal HVAC Engineer for their Chennai office to support the energy industry. The role involves leading the complete HVAC system design lifecycle, including load calculations, P&IDs, and vendor technical evaluations. Candidates must have a background in EPC or consultancy within the oil and gas sector. This is a senior-level position requiring deep domain expertise in onshore and offshore infrastructure design.

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Experience

10-15 years

Function

Engineering

Work mode

Onsite, India

Company

Tier 2

What you will work on

Petrofac is seeking a Principal HVAC Engineer for their Chennai office to support the energy industry. The role involves leading the complete HVAC system design lifecycle, including load calculations, P&IDs, and vendor technical evaluations. Candidates must have a background in EPC or consultancy within the oil and gas sector. This is a senior-level position requiring deep domain expertise in onshore and offshore infrastructure design.

TAL's take

Quality 65/1005/5 clarityTier 2 company

Clear and senior-level specialized engineering role within a globally recognized energy services provider.

The JD clearly defines the scope, technical expectations, and experience level for a Principal HVAC Engineer.

Must haves

  • 10 to 15 years of relevant HVAC design experience
  • Bachelor’s degree in mechanical engineering
  • Experience in EPC or consultancy organizations
  • Experience in the oil and gas industry
  • Proficiency in load calculations and ducting piping layouts

Tools and skills

hvac system designheating and cooling load calculationsp&idsd&idsducting piping layoutstechnical bid evaluationsvendor management

About the company

Established international service provider to the energy industry with significant global operations.