Designer / Modeler HVAC Modelling

Larsen & Toubro; Mumbai; On-site; INR 1,000,000 - 1,400,000; Full time

Job summary

Larsen & Toubro in Mumbai seeks an experienced HVAC 3D modeller to develop and manage advanced 3D models for offshore facilities and related buildings. You will produce comprehensive HVAC drawings and ensure design deliverables meet project specifications.

You will coordinate across Structural, Piping, Mechanical, Electrical, and Safety teams, review models for constructability, and support detailed engineering through construction. Strong CAD/ BIM proficiency required.

Qualifications

• Bachelor's degree in Engineering or equivalent.
• Strong experience in 3D HVAC modelling for large-scale facilities.

Responsibilities

• Develop and manage complex 3D HVAC models for offshore facilities, living quarters, utility modules, process modules, substations, control rooms, and electrical buildings.
• Prepare detailed HVAC design deliverables per project specifications and standards.
• Generate HVAC GA/ Layout/ Equipment/ Ventilation/ Ducting/ Sections and Details drawings.
• Coordinate modelling interfaces with Structural, Piping, Mechanical, Electrical, Instrumentation, Telecom, and Safety disciplines.

Skills

3D modelling

HVAC design

Discipline coordination

Fabrication drawings

Interdisciplinary clash resolution

Education

Bachelor's degree in Mechanical Engineering

Tools

Autodesk Revit

AutoCAD

Navisworks

Job description

Develop and manage complex 3D HVAC models for offshore facilities, living quarters, utility modules, process modules, substations, control rooms, and electrical buildings. Prepare detailed HVAC design deliverables in accordance with project specifications and engineering standards. Develop and review:

• HVAC General Arrangement Drawings
• HVAC Layout Drawings
• HVAC Equipment Layouts
• Ventilation Layouts
• Duct Routing Drawings
• HVAC Sections and Details
• HVAC Supports Drawings
• HVAC Installation Drawings
• Isometric Drawings

Perform advanced 3D modelling of:

• Air Handling Units (AHU)
• Fresh Air Handling Units (FAHU)
• Package HVAC Units
• Chillers
• Pressurization Systems
• Ventilation Systems
• Exhaust Systems
• Fire Damper Systems
• Louvers
• Ducting Systems
• HVAC Supports

Coordinate HVAC modelling interfaces with Structural, Piping, Mechanical, Electrical, Instrumentation, Telecom, and Safety disciplines. Identify, report, and support resolution of interdisciplinary clashes. Ensure compliance with project-specific modelling standards and procedures. Review 3D models to ensure constructability, accessibility, maintainability, and operability requirements are met. Generate detailed fabrication and construction drawings from approved models. Participate in model review workshops and engineering coordination meetings. Incorporate engineering comments, client comments, and design changes into models. Support engineering teams during detailed engineering, fabrication, and construction phases. Maintain model quality and consistency throughout the project lifecycle. Assist in development and implementation of HVAC modelling best practices and standards. Guide junior designers and modelers on complex modelling activities.