# Senior Mechanical Engineer

> Applus · Riyadh, Saudi Arabia · Full-time · Posted 2026-05-04

**Workplace:** on_site

**Department:** Building & Infrastructure

## Description

· Design, review, and approve detailed HVAC and plumbing systems to achieve required temperature and humidity control, while ensuring airflow conditions are compatible with EMI-sensitive environments.

· Design, review, and approve firefighting systems in compliance with applicable codes and standards, ensuring effective fire protection without compromising EMI-sensitive operational conditions.

· Identify HVAC interference with sensitive equipment.

· Design exhaust gas extraction systems and cooling systems for dynamometer.

· Ensure compliance with environmental regulations

· Perform thermal load calculations, airflow analysis and pressure balancing

· Lead the mechanical team from inception through construction and handover, including coordinating with contractors and subcontractors.

· Oversee the design and installation of industrial systems including HVAC (chillers, AHUs), compressed air, natural gas, process cooling water, and fire protection.

· Conduct regular site visits, verify installations against IFC, and manage the quality assurance of contractor work.

· Provide technical guidance during installation, resolve RFIs and manage design changes on-site.

· Work with multidisciplinary teams (structural, architectural, process) to resolve design conflicts using BIM or CAD tools.

· Ensure all systems comply with international standards (e.g., ASME, ASHRAE) and local building codes.

· Address design and construction anomalies on-site to minimize downtime and prevent delays

· Review shop drawings and site installations

· Validate testing, pre-commissioning, and startup of mechanical systems as per the project specifications.

## Requirements

· Bachelor's degree in mechanical engineering

· 8+ years of experience in industrial construction, preferably with automotive or heavy manufacturing plants.

· Experience in cleanrooms or dyno labs is preferred.

· Strong understanding of HVAC, plumbing, fire protection systems, industrial utility infrastructure, and manufacturing equipment installation.

· Advanced proficiency in AutoCAD Mechanical, Revit, and modeling software.

· Familiarity with industrial automation and control systems.

· Strong troubleshooting and commissioning experience.

· Professional engineering certification preferred.

## Apply

[Apply at Applus](https://apply.workable.com/applus/j/8A5B613C3B/apply)

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