Design Engineer

Leminar Air Conditioning Company; Dubai; On-site; AED 90,000 - 130,000; Full time

Job summary

Leminar Air Conditioning Company is seeking a mechanical engineer to design and develop fin and tube heat exchangers and related components. You will prepare 3D models, BOMs, and manufacturing documents, and review customer specs to prepare technical proposals.

The role requires strong knowledge of heat transfer, thermodynamics, fluid mechanics, and HVAC/R systems, with CAD proficiency and familiarity with coil design and manufacturing processes.

Qualifications

• Experience in heat exchanger design, preferably fin and tube types.
• Proficient in CAD and engineering drawings.
• Familiar with manufacturing processes and coil design.
• Knowledge of materials and cost considerations.

Responsibilities

• Design and develop fin and tube heat exchangers and related components.
• Prepare technical drawings, 3D models, BOMs and manufacturing docs.
• Review customer specs and prepare technical proposals.
• Support testing and validation of prototypes and final products.
• Ensure compliance with standards and customer requirements.

Skills

Heat exchanger design

CAD proficiency

Engineering calculations

Thermodynamics

Fluid mechanics

HVAC/R knowledge

Technical proposal writing

Education

Bachelor's degree in Mechanical Engineering

Diploma in Thermal Engineering

Tools

AutoCAD

SolidWorks

Creo

Inventor

Job description

Design and develop strong fin and tube heat exchangers strong coils condensers evaporators cooling coils heating coils and related components Prepare technical drawings 3D models BOMs and manufacturing documentation Select appropriate tube materials fin materials fin spacing tube diameter circuiting headers and connection details Use heat exchanger design software and engineering calculation tools Support product development customization and value engineering projects Coordinate with production teams to ensure designs are manufacturable and cost-effective Review customer specifications and prepare technical proposals Assist in troubleshooting design production and performance-related issues Ensure compliance with relevant standards codes and customer requirements Work with quality teams to resolve non-conformities and improve product reliability Support testing and validation of heat exchanger prototypes and final products Maintain design records calculation sheets drawings and revision history Collaborate with purchasing teams for material and component selection Continuously improve existing product designs for better efficiency durability and cost reduction

Bachelor's degree in mechanical engineering, or Diploma in Thermal Engineering, or a related field. Experience in heat exchanger design, preferably in fin and tube heat exchangers. Strong understanding of heat transfer, thermodynamics, fluid mechanics, and HVAC/R systems. Knowledge of coil design, refrigerant circuits, air-side and fluid-side pressure drop calculations. Proficiency in CAD software such as AutoCAD, SolidWorks, Creo, Inventor, or similar. Ability to read and prepare engineering drawings and technical documents. Good understanding of manufacturing processes such as tube bending, fin punching, expansion, brazing, soldering, welding, and assembly. Familiarity with materials such as copper, aluminium, stainless steel, galvanized steel, and coated fins. Strong analytical and problem-solving skills.