Senior Quantity Surveyor (Mechanical)

Confidential; Abu Dhabi; On-site; AED 360,000 - 600,000; Full time

Job summary

Confidential in Abu Dhabi is seeking a Senior Quantity Surveyor (Mechanical) to lead QS activities on large-scale Oil & Gas EPC projects. You will oversee measurement, commercial administration, and forecasting, coordinating with Construction, Engineering, Planning, QA/QC, and Procurement to ensure accurate reporting.

The role requires 15+ years of experience in mechanical and piping QS work, ADNOC project exposure preferred, and proven ability to manage variations, claims, and final accounts in

Qualifications

• 15+ years of quantity surveying / commercial experience in Oil & Gas EPC projects.
• Experience on contractor or subcontractor side of refinery or petrochemical projects.
• ADNOC project experience is highly preferred.
• Experience in remote, offshore, island, or challenging GCC environments is advantageous.

Responsibilities

• Measure, verify, and reconcile mechanical quantities against IFC drawings, MTOs, BOQs, and variations.
• Administer piping measurements including diameter-inch/weld-inch calculations.
• Quantify and manage piping supports, valves, equipment, and hydrotesting activities.
• Maintain quantity tracking systems and provide accurate commercial reporting.
• Prepare, evaluate, and negotiate variations, change requests, and dayworks.
• Assess subcontractor valuations, claims, and final accounts; support earned value reporting.
• Develop records to support extension of time and commercial claims.
• Prepare ETC quantities and cost forecasts through project completion.
• Coordinate with Construction, Planning, Engineering, QA/QC, Material Control, Procurement, and Commissioning.

Skills

Mechanical & piping QS

CS/SS/Alloy piping

Welding & NDT

Pipe supports & equipment

Hydrotesting & reinstatement

Quantity measurement & valuation

Rate build-up & pricing

Variation & change orders

Subcontract administration

Claims preparation & assessment

Final account settlement

Education

Degree in Quantity Surveying, Engineering, Commercial Management, or related discipline

Job description

Senior Quantity Surveyor (Mechanical)

We are seeking an experienced Senior Quantity Surveyor (Mechanical) to support the commercial and quantity surveying functions on large-scale Oil & Gas EPC projects. This role is ideal for a seasoned professional with extensive mechanical and piping QS expertise, strong commercial acumen, and a proven track record working on major process plant, refinery, gas processing, or petrochemical developments.

As a key member of the project commercial team, you will be responsible for managing mechanical quantity surveying activities, administering subcontract commercial matters, evaluating variations and claims, and providing accurate forecasting and commercial reporting throughout the project lifecycle.

YOUR ROLE

As Senior Quantity Surveyor (Mechanical), you will

Quantity Surveying & Measurement

• Measure, verify, and reconcile mechanical quantities against IFC drawings, MTOs, BOQs, approved variations, and actual installed works.
• Administer piping measurements including diameter-inch/weld-inch calculations where applicable.
• Quantify and manage piping supports, valves, specialties, equipment, skids/packages, tanks, and associated mechanical works.
• Maintain accurate quantity tracking systems and records throughout project execution.

Commercial Administration

• Monitor and commercially track fabrication, erection, welding, NDT, hydrotesting, reinstatement, insulation, painting, and mechanical completion activities.
• Prepare, evaluate, and negotiate variation orders, change requests, dayworks, resource additions, rework, and disruption-related impacts.
• Assess subcontractor interim valuations, claims, variations, back-charges, and final accounts.
• Support cost reporting, recovery analysis, and earned value measurement.

Claims & Contract Support

• Develop and maintain contemporaneous records to support extension of time and commercial claims.
• Analyze project impacts arising from engineering changes, material delays, restricted access, resequencing, acceleration, and additional shift working.
• Assist in preparing robust claim submissions supported by factual records and commercial assessments.

Forecasting & Reporting

• Prepare ETC (Estimate to Complete) quantities and cost forecasts through project completion.
• Identify quantity growth, cost deviations, and commercial risks early.
• Provide management with accurate forecasts, commercial analysis, and recovery opportunities.

Stakeholder Coordination

• Work closely with Construction, Planning, Engineering, QA/QC, Material Control, Procurement, and Commissioning teams to ensure accurate measurement and commercial reporting.

WHAT WE'RE LOOKING FOR

Experience

• Must have 15+ years of Quantity Surveying / Commercial experience within Oil & Gas EPC construction projects
• Demonstrated experience working on the contractor or subcontractor side of major refinery, petrochemical, gas processing, or process plant projects.
• ADNOC project experience is highly preferred.
• Experience on remote, offshore, island, or challenging GCC construction environments will be a distinct advantage.

Education and Certifications

• Degree in Quantity Surveying, Engineering, Commercial Management, or related discipline

Skills and Competencies

• Strong specialization in Mechanical & Piping Quantity Surveying, including: Carbon Steel (CS), Stainless Steel (SS), and Alloy Piping, Welding and NDT activities, Pipe supports and mechanical equipment installation, Hydrotesting and system reinstatement.
• Strong expertise in: Quantity measurement and valuation, Rate build-up and pricing, Variation and change order management, Subcontract administration, Claims preparation and assessment, Final account settlement.
• Ability to analyze productivity using planned, earned, and actual man-hours, with a clear understanding of the distinction between inefficiency and compensable disruption.
• Excellent commercial awareness, analytical skills, and stakeholder management abilities.

WHAT WE OFFER

• The chance to contribute to some of UAE's Oil and Gas EPC Mega projects.
• A collaborative, supportive environment that values innovation and excellence.
• Opportunities for professional growth and career progression.
• Competitive salary and benefits package.

Ready to be part of our team?

If you're inspired by what you've read and believe you're the right fit, we'd love to hear from you.

Join us and play a pivotal role in shaping a high-performing team that drives our success.

Apply today and be part of something excellent!