Mechanical Design Engineer

About Company

Founded in 1956, Dar Al-Handasah (Shair and Partners) is one of the world's leading international consultancies with five design centers in Beirut, Cairo, London, Pune, and, Amman and 45 regional operation offices in 30 countries throughout the Middle East, Europe, Africa, Asia, and Commonwealth of Independent States (CIS) countries. We provide planning, design, management and consultancy for the world's most important and exciting projects.

Dar Al-Handasah (Shair and Partners) is the founding company of the Dar Group, an international consortium of professional service firms. Through its 18,000 staff members, Dar Group assists clients in over 100 countries around the world. Dedicated to planning, designing, engineering, and project managing facilities, installations and structures, Dar Group further contributes to the sustainable advance of communities worldwide. Undermentioned shows ranking of Dar Group among the top 225 companies worldwide. For more information, you may visit

Position: HVAC, Plumbing, and Firefighting Design Engineers with experience of Airport Projects

Department: Mechanical

Job Location: Bengaluru & Pune

Experience: 2-15 years

Key Responsibilities:

HVAC Design Engineers:

• Design and optimize HVAC systems for airport terminals, airside buildings, hangars, and other airport facilities.
• Ensure systems meet airport-specific requirements, such as air quality, thermal comfort, and energy efficiency.
• Coordinate with architects, electrical engineers, and other disciplines to integrate HVAC systems seamlessly into the building design.
• Perform system calculations, heat load calculations using tools like HAP (Hourly Analysis Program) to determine heating and cooling requirements for buildings.
• Design HVAC systems including water-cooled and air-cooled chiller plants, Variable Refrigerant flow (VRF) systems, Direct Expansion (DX) systems, etc.
• Selection of equipment such as chillers, cooling towers, VRF systems, fan coil units, air handling units (AHUs), fans, and DX units based on project specifications.
• Calculating ventilation requirements, air balancing, pressurization needs, smoke management systems, pump head calculations, external static pressure, and sizing ducts and pipes.
• Selection of air distribution components like Variable Air Volume (VAV) boxes, grilles, diffusers, louvers, etc.
• Coordinating HVAC designs with other disciplines such as architecture, structural engineering, electrical engineering, etc.
• Applying knowledge of international codes and standards such as ASHRAE, AHRI, CIBSE, HTM, ASPE, etc., in HVAC system design.
• Preparing design reports, specifications, take-off sheets and bill of quantities (BOQ) for HVAC systems.
• Attending meetings with clients, subcontractors, suppliers, and collaborating with various disciplines to ensure coordinated project delivery.
• Active participation in project meetings, providing technical insights, and resolving engineering issues as they arise.
• Proven experience in HVAC system design, heat load calculations, equipment selection, and system optimization.
• In-depth knowledge of HVAC principles, thermodynamics, fluid mechanics, and refrigeration cycles.
• Familiarity with a variety of HVAC equipment, controls, and components.
• Excellent analytical and problem-solving skills to troubleshoot complex HVAC issues.
• Effective communication skills to collaborate with multidisciplinary teams and stakeholders.
• Planning and designing various HVAC systems considering energy efficiency, sustainability, and indoor air quality.
• Proficiency in Building Information Modeling (BIM) tools like Navisworks and BIM Collaboration (BIM 360).

Plumbing Design Engineers:

• Design of plumbing systems for the project including but not limited to domestic water, sanitary, storm water, hot water, gas systems etc.
• Performing appropriate calculations as directed by senior engineer
• Designing and developing plumbing system layouts, including pipe sizing and equipment selection.
• Ensure compliance with local and international standards, codes, and regulations, particularly in high-traffic public spaces.
• Collaborate with other design engineers to ensure all systems function together cohesively.
• Develop detailed design drawings, specifications, and cost estimates for plumbing systems.
• Knowledge of International Plumbing design codes(IPC, UPC, ASPE, CIBSE etc.)
• Knowledge of Revit and ability to work in BIM environment.
• Coordinate and collaborate real time with other in-house disciplines such as electrical, structural, architectural, landscape etc to develop designs.
• Experience with LEED and sustainable design projects
• Ability to work independently and fulfil design requirements for projects.
• Manage and coordinate complex designs/efforts and teams.
• Apply advanced engineering principles to solve technical and coordination issues.

Firefighting Design Engineers:

• Design fire protection and firefighting systems, including sprinklers, fire suppression, for airports.
• Work closely with fire safety consultants and local authorities to ensure compliance with fire safety regulations.
• Provide fire risk assessments, fire safety modeling, and system integration solutions to meet specific project requirements.
• Ensure seamless coordination with other building systems to support airport safety protocols.
• Developing and designing fire suppression and detection systems tailored to meet building codes and specific project requirements.
• Utilizing Revit software to create detailed plans and schematics for fire protection systems.
• Assessing and selecting appropriate firefighting equipment such as fire pumps, sprinkler systems, extinguishers, etc..
• Ensuring compatibility and integration with overall building design and functionality.
• Collaborating closely with architects to integrate fire protection systems seamlessly into building designs.
• Knowledge of fire safety codes, regulations, and industry standards (e.g., NFPA) to ensure all fire protection systems meet local, national, and international safety requirements.
• Master's or Bachelor's degree in Mechanical Engineering or Fire Protection Engineering.
• Professional certifications such as Certified Fire Protection Specialist (CFPS) are preferred.
• Demonstrating a strong knowledge of fire protection principles, codes, and standards relevant to the industry.
• Demonstrating excellent analytical, problem-solving, and communication skills to effectively convey technical information to diverse stakeholders.
• Ability to work collaboratively within multidisciplinary teams and under pressure during emergencies.
• Proficiency in Building Information Modeling (BIM) tools like Navisworks and BIM Collaboration (BIM 360).

Qualifications:

• Master's or Bachelor's degree in mechanical engineering
• Minimum of 5 years of experience in HVAC, plumbing, or firefighting system design with a focus on airport or large-scale infrastructure projects.
• In-depth knowledge of international airport design standards and codes (e.g., NFPA, ASHRAE, local fire codes).
• Proficiency in design software such as Revit, Navisworks, AutoCAD, Elite, and other industry-standard tools.
• Experience with BIM (Building Information Modeling) is a plus.
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work collaboratively within multidisciplinary teams to deliver complex projects on time and within budget
• Strong project management and coordination skills.
• Knowledge of Building Management Systems (BMS) and energy-efficient solutions