Summary
Overview
Work History
Education
Skills
Accomplishments
Certification
Timeline
Generic
Shiyamraj  Thamodharan

Shiyamraj Thamodharan

Chennai,Tamil Nadu

Summary

Senior HVAC Engineer with 12.9 years of experience in HVAC design and BIM across commercial, Residential and industrial projects. Skilled in heat load calculations, ventilation design, ESP, duct/piping sizing, and equipment selection including chillers, AHUs, FCUs, pumps, and cooling towers. Strong expertise in preparing P&IDs, BOQs, technical specifications and vendor document reviews. Proficient in Carrier HAP, Revit, and Navisworks, with working knowledge. Adept at leading design teams, coordinating with multi-disciplinary stakeholders, and delivering projects within schedule.

Overview

13
13
years of professional experience
1
1
Certification

Work History

Senior HVAC Engineer

Barry Wehmiller Design Group
02.2022 - Current

Performed heat load calculations, ESP , ventilation calculations, and duct/piping design for large-scale projects.

  • Prepared airflow diagrams, equipment layouts, P&IDs, and technical specifications.
  • Conducted equipment selection (Chillers, AHUs, FCUs, Split Units, Fans, Pumps, Cooling Towers).
  • Guided HVAC modeling teams, ensuring compliance with LOD standards, clash-free coordination, and BIM execution plans.
  • Reviewed post-order contractor documents and vendor submittals for accuracy.
  • Prepared BOQs, datasheets, and technical bid evaluations for HVAC equipment and accessories.
  • Actively participated in client and coordination meetings, interfacing with stakeholders across disciplines.
  • Mentored junior engineers, providing guidance on best practices and technical skills development.

HVAC Engineer

Blue Crescent Engineering
06.2020 - 01.2022
  • Performed heat load calculations, ESP, ventilation analysis, and duct/piping design for large-scale projects.
  • Prepared airflow diagrams, equipment layouts, P&IDs, and technical specifications.
  • Conducted equipment selection (Chillers, AHUs, FCUs, Split Units, Fans, Pumps, Cooling Towers).
  • Guided HVAC modeling teams, ensuring compliance with LOD standards, clash-free coordination, and BIM execution plans.
  • Reviewed post-order contractor documents and vendor submittals for accuracy.
  • Prepared BOQs, datasheets, and technical bid evaluations for HVAC equipment and accessories.
  • Actively participated in client and coordination meetings, interfacing with stakeholders across disciplines.
  • Implemented energy-efficient solutions, reducing operational costs and optimizing system performance.

Team Lead - HVAC

Oneworks BIM Technologies
02.2018 - 06.2020
  • Performed heat load calculations, ESP, ventilation analysis, and duct/piping design for large-scale projects.
  • Prepared airflow diagrams, equipment layouts, P&IDs, and technical specifications.
  • Conducted equipment selection (Chillers, AHUs, FCUs, Split Units, Fans, Pumps, Cooling Towers).
  • Guided HVAC modeling teams, ensuring compliance with LOD standards, clash-free coordination, and BIM execution plans.
  • Reviewed post-order contractor documents and vendor submittals for accuracy.
  • Prepared BOQs, datasheets, and technical bid evaluations for HVAC equipment and accessories.
  • Actively participated in client and coordination meetings, interfacing with stakeholders across disciplines.
  • Implemented energy-efficient solutions, reducing operational costs and optimizing system performance.

HVAC Engineer

Mott MacDonald Group
07.2015 - 01.2018
  • Performed heat load calculations, ESP, ventilation analysis, and duct/piping design for large-scale projects.
  • Prepared airflow diagrams, equipment layouts, P&IDs, and technical specifications.
  • Conducted equipment selection (Chillers, AHUs, FCUs, Split Units, Fans, Pumps, Cooling Towers).
  • Guided HVAC modeling teams, ensuring compliance with LOD standards, clash-free coordination, and BIM execution plans.
  • Reviewed post-order contractor documents and vendor submittals for accuracy.
  • Prepared BOQs, datasheets, and technical bid evaluations for HVAC equipment and accessories.
  • Actively participated in client and coordination meetings, interfacing with stakeholders across disciplines.
  • Implemented energy-efficient solutions, reducing operational costs and optimizing system performance.

Drafting Engineer - HVAC

Air Treatment Engineering
09.2012 - 06.2015
  • Led design and drafting of technical drawings using AutoCAD and SolidWorks.
  • Oversaw project workflows, ensuring compliance with industry standards and regulations.
  • Mentored junior engineers in best practices for drafting and design methodologies.
  • Improved drafting efficiency through implementation of standardized templates and procedures.
  • Performed heat load calculations, ESP, ventilation analysis, and duct/piping design for large-scale projects.
  • Prepared airflow diagrams, equipment layouts, P&IDs, and technical specifications.
  • Conducted equipment selection (Chillers, AHUs, FCUs, Split Units, Fans, Pumps, Cooling Towers).
  • Guided HVAC modeling teams, ensuring compliance with LOD standards, clash-free coordination, and BIM execution plans.
  • Reviewed post-order contractor documents and vendor submittals for accuracy.
  • Prepared BOQs, datasheets, and technical bid evaluations for HVAC equipment and accessories.
  • Actively participated in client and coordination meetings, interfacing with stakeholders across disciplines.
  • Implemented energy-efficient solutions, reducing operational costs and optimizing system performance.

Education

BE.Mechanical Engineering -

TJ Institute of Technology
Chennai
05-2012

Diploma in Mechanical Engineering -

Dhanalakshmi Srinivasan Polytechnic College
Perambalur, India
04-2012

REVIT HVAC Certification -

HSSBIM Training Centre
Chennai
04-2014

AutoCAD Certification -

SYSCAD Training Centre
Tiruchirappalli
05-2008

Skills

  • HVAC system design
  • Energy efficiency optimization
  • Project management
  • Troubleshooting complex systems
  • AutoCAD proficiency
  • Building codes compliance
  • Smart technology integration
  • Client communication

Accomplishments

  • ISuccessfully led BIM coordination for multi-service projects, reducing clashes by 90%.
  • Delivered HVAC design for [example: mall, industrial plant, oil & gas facility] with optimized energy efficiency.
  • Recognized for strong client interaction and ability to independently manage project deliverables.

Certification

  • Certified Energy Manager (CEM) - Association of Energy Engineers
  • HVAC Excellence Certification - ESCO Group

Timeline

Senior HVAC Engineer

Barry Wehmiller Design Group
02.2022 - Current

HVAC Engineer

Blue Crescent Engineering
06.2020 - 01.2022

Team Lead - HVAC

Oneworks BIM Technologies
02.2018 - 06.2020

HVAC Engineer

Mott MacDonald Group
07.2015 - 01.2018

Drafting Engineer - HVAC

Air Treatment Engineering
09.2012 - 06.2015

BE.Mechanical Engineering -

TJ Institute of Technology

Diploma in Mechanical Engineering -

Dhanalakshmi Srinivasan Polytechnic College

REVIT HVAC Certification -

HSSBIM Training Centre

AutoCAD Certification -

SYSCAD Training Centre
Shiyamraj Thamodharan