Commissioning Mechanical Engineer

1 week ago

Riyadh, Saudi Arabia CSI Global Full time

**Job Title**:Commissioning Mechanical Engineer**:
**Location**:Riyadh / KSA**:
**Employment Type**:Full-Time | On-Site**:
**About CSI Global**:
At CSI Global, we specialize in delivering advanced electromechanical, testing, and commissioning services across the GCC and Globally. We power infrastructure through technical excellence and engineering innovation. Join a team committed to shaping the future of transmission and energy systems in the region.

**Position Overview**:
We are seeking **Commissioning Mechanical Engineer** who will execute commissioning of **Mechanical Building Systems**, **HVAC, Chilled Water, Plumbing, and Fire Protection Systems** on complex projects to achieve safe, **SBC/ASHRAE-Compliant**, on-schedule handover with complete and auditable records.

**Key Responsibilities**:

- Perform tests per approved **Method Statements / ITPs / Test Packs** (pre-functional & functional); log measurements precisely and keep punch/defect lists current.
- Commission HVAC equipment & networks**:AHU/FAHU/FCU**, fans, pumps, chillers, cooling towers, heat exchangers, **CHW**/condensing water loops, valves/actuators/controls.
- ** Support TAB activities**: chilled-water hydronic balancing, air balancing for AHUs/FCUs/extracts; verify coil ΔT/flow, damper positions, and leakage classes.
- Run/verify ventilation & smoke control tests (stair/lobby pressurization, car-park CO); record pressure/flow/door-force data.
- Witness plumbing system commissioning: hot-water boilers, booster/transfer/irrigation/sump pumps, tanks, heat exchangers; pressure/disinfection tests.
- Monitor pre-commissioning readiness: flushing/cleaning, water quality, pressure tests, filter/coil hygiene, fire damper drop checks.
- Execute **CRAC/IT** room load/heat tests, capture trends and acceptance criteria.
- Participate in **BMS** point-to-point/sequence checks; verify alarms/safeties and support **IST** with **Fire Alarm/ELV/Electrical**.
- Prepare evidence packs and invite Consultant/Client for witnessing; assist with cause-and-effect verification and close-out.
- Contribute to O&M/training inputs and red-line/as-built updates; submit weekly status to the **Commissioning Manager**.

**Required Qualifications**:

- **_5-8 years_** of mechanical testing & commissioning on mid-to-large projects (healthcare, data centers, airports, high-rise or industrial).
- Hands-on TAB (water/air), pressure/leak/chlorination tests, smoke control checks, equipment functional tests; IST participation.
- Standards literacy**:SBC, ASHRAE, SMACNA/DW144, NFPA, IPC/CIBSE** basics; HSE awareness (**PTW/LOTO**).
- Competent with meters/loggers (DP/flow/temperature, anemometer, manometer, data logger); disciplined reporting.

**Preferred Qualifications**:

- Complex facilities commissioning (Tier-III/IV DCs, hospitals, labs) and authority/third-party approvals (e.g., **_Civil Defense / House of Expertise_** in KSA).
- Controls/BMS exposure (Siemens/JCI/Honeywell/etc.), data loggers, trend analysis, and Power BI/advanced Excel for trackers.

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