Junior Estimation Engineer - Fabrication Industry (Pressure Vessels, Skid Packages, Heat exchangers)

Junior Estimation Engineer - Fabrication Industry (Pressure Vessels, Skid Packages, Heat exchangers)

Direct message the job poster from Sigma Engineering Works

Sigma Engineering Works, a company of Mazrui Energy is seeking a Junior Estimation Engineer to join our Fabrication Team in Mussafah Industrial Area, Abu Dhabi, UAE.

Sigma Engineering Works is an engineering service company, offering fabrication, manufacturing, service & repair, and other services to the energy industry. Established in 1996, Sigma Engineering is qualified to engineer and fabricate a full range of products based on customer specification, raising the bar in safety standards and reliable delivery. Sigma Engineering Works is part of Mazrui International, a privately-held diversified holding company that operates across numerous industries and asset classes.

Job Responsibilities Receipt & Review of Enquiries

• Assist in reviewing enquiries, RFQs, drawings, and specifications received from the Sales Department or clients.
• Support senior engineers in understanding scope requirements and applicable codes such as ASME, API, and ASME B31 series.
• Help prepare technical clarifications and assumptions for tender submissions.

Quantity Take-Off & Preliminary Estimation

• Prepare Bills of Materials (BOM) and Material Take-Offs (MTOs) for:
• Pressure vessels and static equipment
• Heat exchangers and skid-mounted packages
• Piping, structural steel, and supports
• Assist in weight calculations based on drawings and specifications.
• Support preliminary cost calculations under guidance.

AutoCAD & Technical Support

• Use AutoCAD to review drawings, prepare basic layouts, and support cutting plans to optimize material usage.
• Assist in identifying scope boundaries and interfaces between mechanical and E&I works.

Material & Subcontracting Support

• Coordinate with the Procurement Department to obtain material prices and delivery information.
• Collect vendor and subcontractor quotations for fabrication, machining, NDT, PWHT, coating, E&I works, and transportation.
• Maintain quotation comparison sheets and vendor records.

Production Cost & Man-Hour Support

• Assist in collecting data related to fabrication, machining, and E&I man-hours.
• Support time and resource studies in coordination with Production and Machine Shop teams.Update estimation templates with productivity norms and historical data.
• Assist in estimating Electrical & Instrumentation scopes including:
• Instrument mounting, tubing, and hook-up
• Electrical cabling, termination, and earthing
• Basic testing and commissioning activities
• Ensure E&I quantities align with mechanical and skid layouts.

Quotation Preparation & Submission

• Assist in preparing cost sheets, BOQs, and technical-commercial submissions.
• Support preparation of covering letters, assumptions, and exclusions.
• Ensure tender documents are compiled, checked, and submitted within deadlines.

Post-Award Handover Support

• Support documentation handover to Project Engineers after PO award.
• Assist in transferring estimation assumptions, vendor quotes, and cost breakdowns to execution teams.

Qualifications

• Education - Mechanical Engineering
• 2-5 years of experience in estimation, fabrication, or engineering support roles within oil & gas or industrial projects.
• Exposure to fabrication, skid packages, or E&I works is preferred.
• Basic understanding of fabrication processes, welding, and inspection activities.
• Proficient in AutoCAD for basic drafting and drawing review.

If this sounds like you, please apply to this job with your updated CV.