HVAC Design Engineer (MEP)

HVAC Design Engineer – (MEP)

1. Position Overview
We are seeking a technically strong and detail-oriented HVAC Design Engineer with 3–8 years of experience in MEP Design Consultancy. The candidate will be responsible for complete HVAC system design including air conditioning systems, ventilation systems, duct design, heat load calculations, equipment selection, and HVAC BOQ preparation for residential, commercial, hospitality, institutional, and industrial building projects.
This is a pure design consultancy role involving engineering calculations, layout preparation, coordination, and documentation. Site-only execution profiles will not be considered.

2. Key Responsibilities
A. Air Conditioning System Design
Preparation of complete HVAC System Design including AC Layout & Schematic Diagrams
Heat Load Calculation as per ASHRAE standards
Room-wise and Zone-wise Cooling Load Estimation
Selection of Air Handling Units (AHU), Fan Coil Units (FCU), VRF/VRV Systems
Chilled Water System Design including Chiller Selection & Pipe Sizing
Refrigerant Piping Design for VRF/VRV Systems
Fresh Air & Exhaust Air System Design
Psychrometric Analysis and Air-side Design
B. Ventilation & Pressurization System Design
Mechanical Ventilation System Design for Basements, Toilets & Utility Areas
Staircase & Lift Lobby Pressurization System Design
Kitchen Exhaust & Makeup Air System Design
Car Park Ventilation Design (Jet Fan / Ducted System)
Toilet Exhaust & Fresh Air System Design
Indoor Air Quality (IAQ) Compliance Design
C. Duct Design & Air Distribution
Supply Air, Return Air & Fresh Air Duct Layout Design
Duct Sizing using Equal Friction / Velocity Reduction Method
Air Terminal Selection (Grilles, Diffusers, Linear Slots)
Static Pressure Calculation & Fan Selection
Duct Leakage Classification as per SMACNA Standards
Acoustic & Vibration Control in Duct Design
D. Chilled Water & Hydronic System Design
Primary & Secondary Chilled Water Piping Design
Pump Selection & Head Calculation
Pipe Sizing & Pressure Drop Calculation
Expansion Tank & Buffer Tank Sizing
Cooling Tower Selection & Condenser Water Piping Design
Energy Recovery System Design (Heat Exchangers, Plate Type)
E. Equipment Room & Plant Room Engineering
AHU Room & Chiller Plant Room Layout Planning
Equipment Clearance & Maintenance Access Planning
Cooling Tower & Pump Room Layout
Refrigerant Machine Room Ventilation Design
Electrical Load Estimation for HVAC Equipment
F. BOQ & Documentation
HVAC BOQ Preparation
Quantity Take-Off from HVAC Layout Drawings
Preparation of Detailed Material Specifications
Equipment Schedules, Duct Schedules & Pipe Schedules
Isometric Drawings for Complex Piping & Ductwork
Cost Estimation Support
Vendor Technical Comparison & Evaluation Support
Value Engineering for Cost Optimization
G. Coordination & Compliance
Coordination with Electrical, Plumbing, Structural & Architectural Teams
Participation in BIM Coordination Meetings
Clash Detection Support in Revit MEP
Compliance with NBC Part 8 (Services)
Knowledge of ASHRAE 62.1 (Ventilation) & ASHRAE 90.1 (Energy)
Familiarity with IS 659, IS 3103, and Local Authority Guidelines
Authority Submission Support (if required)

3. Required Qualifications
Education: B.E / B.Tech in Mechanical Engineering (Mandatory)
Experience: 3–8 Years in HVAC / MEP Design Consultancy with exposure to Residential, Commercial, Hospitality, and Institutional Projects. Consultancy background preferred over contractor/site-only profiles.

4. Mandatory Technical Skills
AutoCAD – Advanced (HVAC Layout Drafting & Detailing)
Revit MEP – 3D Duct & Pipe Routing and Modeling
HAP / Carrier E20-II / Trace 700 – Heat Load Calculation Software
MS Excel – Hydraulic & Psychrometric Calculations, HVAC BOQ Preparation
Strong knowledge of Air Conditioning, Ventilation & Duct Design Principles.

5. Technical Knowledge Requirements
Candidate must demonstrate hands-on experience in:
Heat Load Calculation (Room-wise & Block-wise)
VRF/VRV System Design & Refrigerant Pipe Sizing
Chilled Water System Design
AHU / FCU Selection & Air Distribution Design
Duct Sizing & Static Pressure Calculation
Ventilation & Pressurization System Design
HVAC BOQ Preparation
Pump Head Calculation & Chiller Plant Design
Cooling Tower Sizing & Condenser Water System

6. Core Competencies
Strong analytical and thermodynamic calculation skills
High attention to detail in layout and documentation
Effective multi-discipline coordination ability
Multi-project handling capability
Technical documentation standards
Ability to meet strict design deadlines.