Estimation & Invoicing Engineer

Role Overview

Estimation & Invoicing Engineer – Ship Repair at Ali & Sons Holding LLC, located in Abu Dhabi, UAE.

Company Overview

Ali & Sons Marine Engineering Factory (ASMEF) is a subsidiary of Ali & Sons Holding LLC and a leading provider of engineering, fabrication, construction, and ship repair services for the oil & gas and marine sectors. ASMEF is committed to operational excellence, customer satisfaction, and continuous improvement, delivering high-quality vessel repair, conversion, and maintenance solutions.

Role Purpose

Prepare competitive estimates, technical and commercial proposals, variation orders, and project invoices while supporting the commercial management of ship repair and maintenance projects throughout the project lifecycle, working closely with Engineering, Production, Planning, Procurement, and Clients to ensure accurate costing, timely invoicing, and effective commercial administration.

Key Responsibilities

Commercial Estimation & Proposal Development

• Receive enquiries from the Head of Estimation and evaluate project requirements.
• Review repair specifications, docking reports, drawings, and project scope to prepare accurate cost estimates.
• Distribute scope of work to Engineering, Production, Planning, and other internal departments to obtain resource requirements.
• Coordinate with Procurement to obtain quotations from subcontractors and suppliers for materials and services.
• Prepare detailed cost estimates, technical proposals, and commercial quotations for ship repair projects.
• Obtain internal approvals and coordinate proposal submission through the Commercial Department.

Contract & Order Management

• Review Purchase Orders and contracts upon award to verify project scope, commercial terms, and contractual requirements.
• Coordinate issuance of job cards and project documentation to Engineering and Planning teams.
• Prepare estimates and commercial proposals for variation orders, additional works, and change requests.
• Submit variation orders for internal approval and client review.

Project Invoicing & Financial Settlement

• Monitor commercial progress and project status throughout execution.
• Collect signed Work Completion Reports (WCRs) and prepare proforma invoices.
• Obtain management approvals for invoices.
• Follow up with clients for invoice approvals, revised Purchase Orders, and final commercial settlements.
• Prepare and submit final tax invoices in accordance with company procedures.

Documentation & Record Management

• Conduct project performance evaluations and maintain complete commercial documentation for each project.
• Support maintenance of Quotation Registers, Job Registers, Invoice Registers, and other commercial records.

Stakeholder Coordination & Compliance

• Coordinate with Project Managers, Production, Finance, and Clients to resolve commercial and invoicing issues.
• Ensure all commercial activities comply with company procedures, contractual obligations, and project requirements.
• Clarify technical and commercial details with clients.
• Perform additional duties assigned by the Head of Estimation or Management to support business objectives.

Qualifications & Experience

• Degree or Diploma in Marine Engineering, Mechanical Engineering, Electrical Engineering, or Production Engineering.
• Minimum 5–10 years of relevant experience in estimation, commercial, invoicing, or project engineering within ship repair, shipbuilding, marine, oil & gas, or EPC industries.

Skills & Competencies

• Strong estimating and commercial analysis capabilities.
• Contract administration and client coordination expertise.
• Negotiation and communication skills.
• Proficiency in MS Office and estimating tools.
• Experience with ERP systems is an advantage.
• Strong understanding of ship repair processes, dry docking, and marine fabrication.
• Knowledge of project costing, BOQs, variation orders, invoicing procedures, and commercial contract administration.
• Fluent in English.