Mechanical HVAC Engineer

Sisco Jobs; Riyadh; On-site; SAR 180,000 - 300,000; Full time

Job summary

Sisco Jobs seeks a Mechanical HVAC Engineer in Riyadh to design, execute, test, and Commission HVAC systems for diverse projects. You will review specs, perform heat loads, prepare submittals, and coordinate with MEP teams to ensure timely delivery.

You must have 3–5 years' Gulf HVAC experience, strong ASHRAE knowledge, and proficiency in HAP/Elite and AutoCAD. On-site work and safety compliance are essential.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related discipline.
• 3–5 years of HVAC engineering experience; Gulf experience preferred.
• Strong knowledge of HVAC design and installation practices.
• Familiarity with ASHRAE standards and international HVAC codes.
• Experience in commercial, residential, industrial, or infrastructure projects.

Responsibilities

• Design HVAC systems including chilled water systems, VRF/VRV systems, ducting layouts, ventilation, and exhaust systems.
• Review project specifications, drawings, and BOQs to ensure accurate system planning and implementation.
• Perform heat load calculations and equipment selection as per ASHRAE and international standards.
• Prepare HVAC design calculations, technical submittals, and shop drawings.
• Coordinate with MEP teams, consultants, architects, and contractors for seamless project execution.
• Supervise HVAC installation works at site and ensure adherence to approved drawings and safety standards.
• Monitor material procurement and ensure compliance with project requirements.
• Conduct inspections, testing, balancing, and commissioning of HVAC systems.
• Identify technical issues at site and provide effective troubleshooting solutions.
• Ensure compliance with Saudi building codes, safety regulations, and quality standards.
• Prepare progress reports, technical documentation, and handover documentation.
• Support cost estimation, project planning, and scheduling activities.

Skills

HVAC design

Heat load calculations

AutoCAD

Shop drawings review

BMS integration

Energy efficiency

Equipment sizing

Ducting layouts

Ventilation systems

ASHRAE standards

Education

Bachelor's Degree in Mechanical Engineering

Tools

HAP

Elite

AutoCAD

Job description

Riyadh, Saudi Arabia | Posted on 03/03/2026

The Mechanical HVAC Engineer will be responsible for the design, execution, installation, testing, and commissioning of HVAC systems for commercial, industrial, and infrastructure projects. The role requires strong technical expertise in heating, ventilation, air conditioning, and refrigeration systems, along with the ability to ensure compliance with project specifications, international standards, and local Saudi regulations.

The candidate will play a key role in optimizing system performance, ensuring energy efficiency, maintaining quality standards, and supporting timely project delivery.

Key Responsibilities

Design HVAC systems including chilled water systems, VRF/VRV systems, ducting layouts, ventilation, and exhaust systems.

Review project specifications, drawings, and BOQs to ensure accurate system planning and implementation.

Perform heat load calculations and equipment selection as per ASHRAE and international standards.

Prepare HVAC design calculations, technical submittals, and shop drawings.

Coordinate with MEP teams, consultants, architects, and contractors for seamless project execution.

Supervise HVAC installation works at site and ensure adherence to approved drawings and safety standards.

Monitor material procurement and ensure compliance with project requirements.

Conduct inspections, testing, balancing, and commissioning of HVAC systems.

Identify technical issues at site and provide effective troubleshooting solutions.

Ensure compliance with Saudi building codes, safety regulations, and quality standards.

Prepare progress reports, technical documentation, and handover documentation.

Support cost estimation, project planning, and scheduling activities.

Essential Qualifications

Bachelor’s Degree in Mechanical Engineering or related discipline.

Minimum 3–5 years of relevant HVAC engineering experience (Gulf experience preferred).

Strong knowledge of HVAC system design and installation practices.

Familiarity with ASHRAE standards and international HVAC codes.

Experience in commercial, residential, industrial, or infrastructure projects.

Required Technical Skills

Proficiency in HVAC design software (HAP, Elite, or equivalent).

Strong knowledge of AutoCAD and ability to review shop drawings.

Understanding of chilled water systems, ducting systems, air distribution, and ventilation systems.

Knowledge of heat load calculation and equipment sizing.

Familiarity with building management systems (BMS) integration.

Good knowledge of energy efficiency practices and sustainable HVAC solutions