Job Description

HVAC Engineer - Chennai HQLNT/HE-CH/1445975


WET-Water & Effluent Treatment ICChennai
Posted On
19 Aug 2025
End Date
15 Feb 2026
Required Experience
4 - 6 Years

Skills
Knowledge & Posting Location


HVAC DESIGN


MECHANICAL DESIGN


Minimum Qualification


BACHELOR OF ENGINEERING (BE)

HVAC Design Engineer - for O2 / M1A

(Note: This JD was prepared to suit the requirement for WET IC - Water international Desalination projects - May' 2025 Rev: 0 )

Job Roles:

Sr. Lead Designer / Assistant Manager Design

Qualifications:

BE / B.Tech in

Mechanical Engineering

.

Experience Required:

Minimum 5+ years of solid, hands-on experience in HVAC design, especially within:

Desalination Plants , Effluent Treatment Plants , Refineries & Power and Process Industries

Key Responsibilities:

HVAC System Design:

+ Perform detailed heat load/cooling load calculations, airflow design, and head loss calculations for primary and secondary pumping systems.
+ Design HVAC systems including equipment sizing and selection (e.g., chillers, cooling towers, AHUs, FCUs, VRFs, ventilation fans).
+ Plan and optimize ductwork layouts, piping networks (chilled water, condenser water, hot water, refrigerant, VRF), and HVAC control strategies.
+ Prepare design basis reports, concept design drawings, and detailed engineering drawings/specifications.

Technical Documentation & Procurement:

+ Prepare Bills of Quantity (BOQ), Technical Specifications, Request for Quotations (RFQs), and Technical Bid Evaluations (TBEs).
+ Review and comment on vendor engineering documentation, ensuring alignment with design intent and specifications.
+ Coordinate with procurement and vendors to expedite documentation, manufacturing, and site work completion.

Compliance & Standards:

+ Ensure full compliance with local, state, and national building codes, as well as international design standards including ASHRAE, SMACNA, DW, BS, NFPA, and SBC.
+ Maintain high quality and safety standards throughout the engineering process.

Coordination & Client Interaction:

+ Collaborate with clients, architects, and multidisciplinary project teams to define HVAC requirements and design objectives.
+ Participate in technical meetings with clients, consultants, and vendors.
+ Conduct site visits and vendor workshop inspections as required.

Required Skills & Tools:

Proficiency in HVAC calculation and design software, including: + HAP (Hourly Analysis Program)
+ Duct Sizer, Pipe Sizer
+ Elite Software
+ Navisworks
+ AutoCAD
+ Equipment Selection Tools (various OEM platforms)
Strong understanding of energy-efficient system design and sustainability principles in HVAC applications. Capable of space planning for HVAC plant rooms and major components like AHUs and fans.

Soft Skills:

Strong problem-solving and analytical skills. Excellent communication and coordination abilities. * Ability to manage deadlines and work across multidisciplinary teams in fast-paced project environments.