Walk-in | HVAC Design & Application Engineer

Sashanka Agro Tech Pvt. Ltd.; Kolkata District, Ranchi; On-site; INR 500,000 - 750,000; Full time

Job summary

Sashanka Agro Tech Pvt. Ltd. in Kolkata seeks an HVAC design engineer to handle thermal design, heat load calculations, and coil selection. You will design piping and ductwork, select equipment, and ensure technical documentation is up to date.

The role requires strong knowledge of ASHRAE methods, radiant time series, and load analysis, with experience in refrigeration and chilled water systems. You will coordinate projects on site and support knowledge management.

Qualifications

• ASHRAE Fundamentals Handbook methodologies for cooling/heating load calculation.
• Manual J procedures for residential and light commercial loads.
• Radiant Time Series (RTS) methods for part-load analysis and design conditions understanding.

Responsibilities

• Thermal Design & Heat Load Calculations
• Fluid Flow & Pump System Design
• HVAC System Piping & Duct Design
• Coil Design & Thermal Component Selection
• Equipment Selection & Specification
• Thermal Storage & Alternative Systems
• System Modelling, Simulation & Analysis
• Project Execution & Site Coordination
• Technical Documentation & Knowledge Management
• HVAC-Specific Technical Knowledge
• Project Types & Applications

Skills

Refrigeration & cooling systems

Chilled water & condenser water

Ductwork & airflow systems

Control & instrumentation

Job description

Role & responsibilities

• Thermal Design & Heat Load Calculations
• Fluid Flow & Pump System Design
• HVAC System Piping & Duct Design
• Coil Design & Thermal Component Selection
• Equipment Selection & Specification
• Thermal Storage & Alternative Systems
• System Modelling, Simulation & Analysis
• Project Execution & Site Coordination
• Technical Documentation & Knowledge Management
• HVAC-Specific Technical Knowledge
• Project Types & Applications

Preferred candidate profile

1. Machine-Specific / System-Specific Knowledge

• Refrigeration & Cooling Systems
• Chilled Water & Condenser Water Systems
• Ductwork & Airflow Systems
• Control & Instrumentation

2. Heat Load Calculations & Analysis Methods

ASHRAE Fundamentals Handbook methodologies for cooling/heating load calculation. Manual J procedures for residential and light commercial loads. Cooling Load Temperature Difference (CLTD) and Total Equivalent Temperature Differential (TETD) methods. Radiant Time Series (RTS) method for accurate part-load analysis. Understanding of design conditions (outdoor DB/WB, indoor setpoints, occupancy profiles). Solar gain calculations and shading factor considerations. Latent load calculations from occupancy, infiltration, and process moisture generation.