Data Center Cooling & Mechanical Design Lead

Branch of Sterling and Wilson Data Center Private; Riyadh; On-site; SAR 360,000 - 600,000; Full time

Job summary

Branch of Sterling and Wilson Data Center Private seeks a Lead Mechanical Designer to drive the mechanical engineering for data center construction from concept through IFC and execution support. You will develop and review designs for HVAC systems including chilled water, CRAC/CRAH, pumps, cooling towers and ventilation, while leading heat-load calculations and equipment sizing.

You will ensure compliance with project specs and standards, coordinate with Electrical, Civil, Structural, Fire Life

Qualifications

• Bachelor’s degree in Mechanical Engineering.
• 10–15 years of relevant mechanical design experience, preferably in Data Centers, mission‑critical facilities or large‑scale industrial projects.
• Strong expertise in HVAC and critical cooling systems, including chilled water systems, CRAC/CRAH, chillers, pumps, cooling towers and ventilation.
• Hands‑on experience in heat‑load calculations, equipment sizing, HVAC design, hydraulic calculations and piping systems.
• Strong understanding of Data Center cooling and redundancy concepts (N+1, 2N, etc.).
• Proficiency in AutoCAD; knowledge of Revit/BIM and relevant design software will be an advantage.
• Good knowledge of applicable ASHRAE, SMACNA, IS and NFPA standards.
• Strong multidisciplinary coordination, design review and technical problem‑solving skills.
• Prior Data Center/mission‑critical project experience highly preferred.

Responsibilities

• Lead mechanical design and engineering for Data Center construction projects from concept through IFC and execution support.
• Develop and review designs for HVAC chilled water systems, CRAC/CRAH units, cooling towers, pumps, piping and ventilation systems.
• Review heat-load calculations, equipment sizing, HVAC layouts, schematics, piping layouts and design specifications.
• Ensure designs comply with project specifications, applicable codes, standards and Data Center redundancy requirements.
• Coordinate with Electrical, Civil, Structural, Fire Life Safety ELV and Execution teams for multidisciplinary interfaces.
• Review consultant/vendor drawings, technical submittals, equipment selections and shop drawings.
• Support value engineering, design optimisation and resolution of technical design issues.
• Provide technical support to site teams during execution, testing and commissioning.
• Lead mechanical design deliverables ensuring quality, accuracy and timely completion.

Skills

HVAC design

Chilled water systems

CRAC/CRAH

Piping systems

Heat-load calculations

Equipment sizing

HVAC layouts

Redundancy concepts

AutoCAD

Revit/BIM

Standards knowledge

Multidisciplinary coordination

Education

Bachelor’s degree in Mechanical Engineering

Tools

AutoCAD

Revit/BIM

Job description

Branch of Sterling and Wilson Data Center Private seeks a Lead Mechanical Designer to drive the mechanical engineering for data center construction from concept through IFC and execution support. You will develop and review designs for HVAC systems including chilled water, CRAC/CRAH, pumps, cooling towers and ventilation, while leading heat-load calculations and equipment sizing.

You will ensure compliance with project specs and standards, coordinate with Electrical, Civil, Structural, Fire Life