Senior Estimation Engineer, Instrumentation

Responsibilities

• The overall responsibility for instrumentation estimation and support to the proposals and estimation team.
• Review tender documents and identify the instrumentation scope of work and provide estimation basis.
• Work closely with other disciplines and contribute to overall estimation basis for the proposals.
• Contribute to technical proposals and able to present to Client / End User when required.
• Establish instrumentation estimation basis and benchmarks for discipline within the organization and update as per the changes in market norms.
• Evaluate tender ITT / ITB documents, drawing, specification, and Project schedules and understand the instrumentation scope of work.
• Preparation of cost sheet like direct cost, indirect cost, temporary facilities, and other related cost to tender.
• Floating enquiries to suppliers / manufacturers / subcontractors as required.
• Prepare and review datasheets, control wiring diagrams, and hook-up drawings, cable schedule, instrument index, I/O list, loop drawings, termination diagrams, cause and effect charts, & P&ID s.
• Identify potential issues or areas of risk and communicate with Proposals & Estimation Manager.
• Collaborate with other intra-company and other estimators to ensure that estimate are accurate and complete.
• Review and evaluate project tender documents (ITT / ITB), drawings, specifications, datasheets, and project schedules to identify the cost estimation basis.
• Prepare and float inquiries to suppliers, manufacturers, and subcontractors, and review and validate estimates from sub-vendors.
• Prepare detailed bills of quantity and verify material take-offs during the tender stage, and support the project team during execution.
• Prepare cost sheets for construction packages for the main contractor.
• Conduct cost comparisons between suppliers and subcontractors and identify key cost-driving factors.
• Prepare detailed cost breakdowns and summaries for instrumentation scope, including labor, materials, equipment, subcontractors, overheads, contingencies, and profit margins.
• Contribute to commercial proposals and provide a detailed basis for the related scope of work.
• Negotiate with suppliers and subcontractors on commercial aspects of the scope and products.
• Prepare and review datasheets, control wiring diagrams, hook-up drawings, cable schedules, instrument index, I/O list, loop drawings, termination diagrams, cause and effect charts, and P&IDs.
• Review tender documents related to instruments, DCS, ESD, RTU, SCADA, Telecom, and Fire & Gas (F&G) systems.
• Contribute to the project execution plan and prepare technical proposal write-ups for the related scope of work.
• Provide technical support and guidance to project teams and clients on instrumentation-related issues.