Summary
Ali & Sons Marine Engineering Factory (ASMEF), a subsidiary of Ali & Sons Holding LLC, provides engineering, fabrication, and ship repair services for the oil and gas and marine sectors. The Estimation and Invoicing Engineer will prepare cost estimates and proposals, manage variation orders, monitor project commercial status, and coordinate invoicing and client approvals. The role is based in Abu Dhabi and requires a degree or diploma in a relevant engineering discipline and 5–10 years of relevant experience in marine, shipyard, oil and gas, or EPC projects. Strong knowledge of cost estimation, BOQs, contracts, and invoicing is required, along with fluency in English.
The posting
As published on ali-sons.com. Pulled from the employer's site and shown as they wrote it.
We’re Hiring: Estimation & Invoicing Engineer
Location: Abu Dhabi, UAE
Build Your Career with a Trusted Regional Leader
Ali & Sons Marine Engineering Factory (ASMEF), a subsidiary of Ali & Sons Holding LLC, is a leading provider of engineering, fabrication, and ship repair services for the oil & gas and marine sectors. We're looking for a detail-oriented, commercially driven Estimation & Invoicing Engineer to manage project costing, proposals, variations, and invoicing, and support the commercial success of projects.
Key Responsibilities
· Receive and evaluate enquiries, coordinate with clients to clarify technical and commercial requirements.
· Distribute scope of work to internal teams and collect resource requirements based on BOQ and engineering inputs.
· Obtain quotations from subcontractors and suppliers and prepare cost estimates.
· Prepare and submit technical and commercial proposals for internal approval and client submission.
· Review contracts and purchase orders upon award to ensure alignment with submitted proposals.
· Initiate project documentation including job cards and coordinate with project and planning teams.
· Prepare and manage variation orders and additional work proposals in coordination with clients.
· Monitor project progress and track commercial status.
· Collect job completion records, verify work completion reports (WCR), and prepare proforma invoices.
· Follow up with clients for invoice approvals, final settlements, and revised purchase orders.
· Prepare and submit final tax invoices in line with company procedures.
· Conduct project performance evaluations and maintain proper documentation.
· Provide inputs to maintain commercial registers (quotation, job, and invoice registers).
· Ensure all commercial activities comply with company procedures and contractual requirements.
· Perform additional duties as assigned by the Head of Estimation or Management.
Qualifications & Experience
· Education: Degree or Diploma in Marine, Mechanical, Electrical, or Production Engineering.
· Experience: 5–10 years of relevant experience in estimation, invoicing, or commercial roles within marine, shipyard, oil & gas, or EPC projects.
· Strong knowledge of cost estimation, BOQs, contracts, and invoicing processes.
· Experience in handling variation orders and client coordination.
· Good understanding of project lifecycle and commercial controls.
· Strong analytical, negotiation, and communication skills.
· Proficient in MS Office and reporting tools.
· Attention to detail with strong commercial awareness.
· Fluency in English (mandatory).
Why Join Us?
· Be part of a leading marine and engineering organization in the UAE.
· Work on high-value and complex ship repair and fabrication projects.
· Opportunities to enhance both technical and commercial expertise.
· Structured and performance-driven work environment.
· Collaborative culture focused on efficiency, quality, and continuous improvement