Site Quantity Surveyor (Mechanical)

Position Details

• **Job Title:**

Site Quantity Surveyor (Mechanical)

• **Location:**

Onshore & Offshore Projects, Abu Dhabi, UAE

• **Industry:**
• Oil & Gas / EPC / Mechanical Subcontracting
• **Experience Required:**

Minimum 8 Years

• **Qualification:**
• Graduate Mechanical Engineer / Diploma in Mechanical Engineering
• Proven experience in Quantity Surveying and Billing within Oil & Gas subcontracting companies in the Gulf region

Job Summary

Quantity Surveying & Measurement

• Verify and re-measure quantities of work in accordance with contract requirements, specifications, drawings, and preambles during all construction stages.
• Prepare and maintain Bills of Quantities (BOQ) from isometric drawings, plot plans, layouts, and specifications.
• Maintain records and tracking systems for BOQ quantities, measurements, and approved technical drawings.
• Check, verify, and maintain records of as-built/site measurements for client approvals.
• Calculate final contract values based on approved drawings, documents, final BOQ quantities, and contract adjustment formulae.

Billing & Invoicing

• Prepare, submit, and obtain approvals for monthly progress quantities and invoices.
• Monitor milestone achievements and payment schedules.
• Review and certify subcontractor and supplier invoices.
• Ensure timely preparation and submission of progress billing documents to clients.
• **Mechanical Scope Expertise**
• Demonstrate strong knowledge and practical experience in:
• Piping fabrication and erection
• Steel structure erection
• Pipeline works
• Equipment erection
• Testing and NDT activities
• Utilize piping fabrication and erection software such as Amogh or equivalent systems.

Contract & Commercial Management

• Monitor the performance of subcontract and service contracts throughout the project lifecycle.
• Review and validate monthly payment applications and final account settlements.
• Prepare and manage change orders for scope changes and pricing revisions.
• Assist in preparing change orders for main contracts and subcontract agreements.
• Manage variation orders and maintain variation logs.
• Prepare and submit new unit rates for missing BOQ items.
• Estimate additional work items based on site instructions and variation requirements.

Cost Control & Claims Management

• Identify and analyze commercial risks and report findings to the Site Manager.
• Calculate balance costs required for project completion.
• Prepare financial reports including actual costs and forecast balance costs.
• Support negotiations related to claims, disputes, and contractual changes.
• Assess supplier/subcontractor claims and prepare counterclaims and defenses.
• Review and document contract terms and conditions.

Coordination & Client Interaction

• Attend site meetings with clients, consultants, and subcontractors.
• Negotiate rates and commercial matters with clients and contractors.
• Coordinate with engineering, planning, and construction teams to ensure accurate commercial reporting and documentation.

Required Skills & Competencies

• Strong knowledge of quantity surveying principles in Oil & Gas mechanical projects
• Expertise in contract administration and commercial management
• Familiarity with EPC project execution procedures
• Good understanding of construction drawings, specifications, and BOQ preparation
• Strong analytical, negotiation, and communication skills
• Proficiency in MS Office and quantity surveying/billing software
• Ability to work effectively in both onshore and offshore project environments

Preferred Experience

• Gulf/UAE Oil & Gas project experience preferred
• Experience working with ADNOC or major EPC contractors is an advantage
• Familiarity with offshore construction activities and documentation requirements preferred