Mechanical Design Engineer

Dar; Bengaluru; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Dar, the founder of the Sidara group, is a global multidisciplinary engineering and planning firm seeking an experienced Mechanical HVAC engineer in Bengaluru. The role focuses on design, calculations, and coordination across architecture, structure, electrical, and plumbing disciplines to deliver coordinated project outcomes.

You will develop energy-efficient HVAC solutions, size and select equipment, and ensure compliance with ASHRAE, AHRI, and related standards, while maintaining indoor air

Qualifications

• Bachelor’s or Master’s degree in Mechanical Engineering from a recognized university.
• 4–12 years of HVAC design and calculations experience.
• Experience with energy-efficient HVAC solutions and codes (ASHRAE, CIBSE).

Responsibilities

• Perform heating and cooling load calculations using HAP to determine HVAC requirements.
• Design HVAC systems including water-cooled/air-cooled chillers, VRF, and DX systems.
• Select and size HVAC equipment (chillers, cooling towers, VRF, AHUs, FCUs, fans, DX units).
• Carry out ventilation calculations, pressurization, smoke management, pump head calculations, external static pressure calculations, and duct/pipe sizing.
• Design and select air distribution components (VAV boxes, grilles, diffusers, louvers).
• Coordinate HVAC designs with Architecture, Structural, Electrical, Plumbing and other multidisciplinary teams.
• Apply international HVAC codes and standards, including ASHRAE, AHRI, CIBSE, HTM, ASPE.
• Develop energy-efficient HVAC solutions while considering indoor air quality, system performance, and operational efficiency.
• Prepare and review HVAC layouts, design calculations, design reports, technical specifications, quantity take-offs, and BOQs.
• Utilize BIM coordination tools such as Navisworks and BIM 360 for model coordination, clash detection, and project collaboration.
• Participate in project meetings with clients, subcontractors, suppliers, and internal multidisciplinary teams.
• Provide technical inputs, resolve design and engineering issues, and support the project team throughout the design and delivery stages.

Skills

HVAC design

HVAC calculations

Multidisciplinary coordination

Education

Bachelor’s or Master’s degree in Mechanical Engineering

Tools

HAP

Navisworks

BIM 360

ASHRAE standards

Job description

Dar, the founding member of the Sidara group, is an international multidisciplinary consulting organization specializing in engineering, architecture, planning, environment, project management, facilities management, and economics. Sidara operates in 60 countries with 20,500 professionals, Dar connects people, places, and communities through innovative solutions to the world's most complex challenges. We deliver projects from inception through completion, embracing challenges to empower communities worldwide. Learn more at Dar Al-Handasah and Sidaracollaborative

Department: Mechanical

Experience: 4 -12 years

Key Responsibilities:

• Perform heating and cooling load calculations using HAP (Hourly Analysis Program) and other relevant tools to determine building HVAC requirements.
• Design and develop HVAC systems, including water-cooled and air-cooled chiller plants, VRF, DX, and other HVAC systems.
• Select and size HVAC equipment such as chillers, cooling towers, VRF systems, AHUs, FCUs, fans, and DX units based on project requirements and specifications.
• Carry out ventilation calculations, pressurization, smoke management, pump head calculations, external static pressure calculations, and duct and pipe sizing.
• Design and select air distribution components including VAV boxes, grilles, diffusers, louvers, and related accessories.
• Coordinate HVAC designs with Architecture, Structural, Electrical, Plumbing, and other multidisciplinary teams to ensure fully coordinated project delivery.
• Apply international HVAC codes and standards, including ASHRAE, AHRI, CIBSE, HTM, ASPE, and other applicable standards.
• Develop energy-efficient and sustainable HVAC solutions while considering indoor air quality, system performance, and operational efficiency.
• Prepare and review HVAC layouts, design calculations, design reports, technical specifications, quantity take-offs, and BOQs.
• Utilize BIM coordination tools such as Navisworks and BIM 360 for model coordination, clash detection, and project collaboration.
• Participate in project meetings with clients, subcontractors, suppliers, and internal multidisciplinary teams.
• Provide technical inputs, resolve design and engineering issues, and support the project team throughout the design and delivery stages.

Qualifications:

• Education: Bachelor’s or Master’s degree in Mechanical Engineering (B.E./B.Tech./M.E./M.Tech.) from a recognized university.