Draftsman Mechanical Engineer

Job Description:

Purpose To support the design and project teams by producing accurate HVAC drawings including ductwork, VRV systems, RCP layouts, and detailed sections. The draughtsman ensures precise site-based coordination 

with other services, contributes to BOQ preparation, and provides 

drawing documentation necessary for consultant approvals, 

fabrication, and on-site execution. 

Role and Responsibilities 

1 HVAC Design & Drafting 

Design and detail complete HVAC systems including duct layouts with airflow and pressure considerations. 

Create zoning layouts for efficient air distribution and temperature 

control. 

2 As-Built & Section Drawings As Per Site Mark-Up and Against Physical Verification at Site. 

Prepare and update As-Built drawings reflecting actual site 

implementation. 

Develop detailed sectional drawings to assist in installation and 

compliance. 

3 BOQ & Estimation Support 

Generate accurate Bills of Quantities (BOQs) for HVAC systems to 

support estimation and procurement. 

4 RCP & Room Data Integration 

Create Reflected Ceiling Plans (RCPs) incorporating HEPA filters, 

risers, light fixtures, diffusers, and grilles based on room data sheets.

5 Detail Drawing DevelopmentProduce typical HVAC detail drawings including:HEPA units, duct constructions, heater plenumsVolume and fire dampers, switches, socketsGrilles/diffusers, and Magnehelic 

gauge locations 

6 VRV System & Drain Layouts 

Develop piping layouts for VRV systems and associated condensate 

drain systems. 

7 Client & Consultant Coordination 

Attend client and consultant meetings to review drawings, gather 

feedback, and implement technical revisions. 

8 Site Measurement & Validation 

Conduct on-site measurements for HVAC and related systems to 

verify layout accuracy and adjust drawings accordingly. 

9 Multidisciplinary Coordination 

Coordinate HVAC layout with electrical, cleanroom partitions, and 

other MEP services to avoid clashes. 

10 Fabrication Drawing Preparation Review 

Create fabrication-ready drawings for ducting systems and cleanroom elements with accurate quantification and measurements for 

approval. 

Qualifications and Experience: 

Educational Qualifications: 

ITI or Diploma in Mechanical Engineering or Draughtsman. 

Certification in AutoCAD or relevant HVAC design software preferred.