Commissioning Engineer Mechanical

Job description

Role Overview

Key Responsibilities

• Perform site inspections and witness testing of mechanical systems, including chilled water systems, HVAC equipment, AHUs, FCUs, CRAH/CRAC units, cooling towers, pumps, ventilation systems, plumbing, public health, and fire protection systems.
• Review technical documentation such as drawings, sequences of operation, equipment schedules, method statements, testing procedures, and commissioning plans for compliance with project specifications and industry standards (, CIBSE, ASHRAE, BSRIA).
• Verify installation readiness, including pipework, supports, insulation, labelling, accessibility, maintainability, and system completeness before testing.
• Witness and verify pre-commissioning activities, including pressure testing, flushing, cleaning, water treatment, equipment start-up, and system readiness inspections.
• Validate system performance by reviewing flow rates, temperatures, pressures, control sequences, setpoints, TAB results, and equipment operation against design intent.
• Coordinate with contractors, TAB specialists, controls/BMS engineers, OEM vendors, and other stakeholders to plan testing, resolve technical issues, and ensure system readiness.
• Monitor commissioning progress, maintain commissioning trackers, deficiency logs, and readiness reports, and support program delivery.
• Prepare high-quality site observation reports, commissioning records, technical comments, non-conformance reports, and punch lists.
• Participate in commissioning meetings, technical workshops, and coordination sessions, providing input on system readiness, technical risks, and program constraints.
• Support functional performance testing, integrated systems testing, and verification of mechanical system interfaces with electrical, controls, fire protection, and life safety systems.
• Review TAB reports, water quality results, O&M manuals, as-built documentation, training records, and handover documentation prior to project completion.
• Ensure all commissioning activities adhere to project procedures, health and safety requirements, quality standards, and industry best practice, while representing AESG professionally.

Required Experience and Skills

• A minimum of 5-10 years of experience in a relevant field.
• Demonstrated technical knowledge and expertise to undertake intricate tasks and solve practical problems.
• Excellent communication and listening skills for effective collaboration across departments and with clients.
• Ability to independently represent the company in a client-facing role and manage client satisfaction.
• Proven time management and planning skills to monitor progress and prioritize tasks effectively.
• Demonstrated industry experience on a wide range of related project types and ability to manage project deadlines efficiently.
• Ability to independently manage the delivery of smaller projects (up to $50k) in a client-facing role, with strong technical discipline knowledge.
• Capability to manage project delivery commercials with support from senior team members and assist in proposal creation and delivery.
• Problem-solving and decision-making skills to coordinate tasks and resolve specific issues within areas of responsibility.
• Commitment to upholding AESG Core Values: Honesty, Flexibility, Adaptability, Client-centricity, and Collaboration.

Work Environment

• This is a full-time position based in Riyadh, Saudi Arabia, within a dynamic and growing specialist consultancy firm.