jobapplier

QS & Estimation Engineer E&I

Arabian Construction Company

Skills

Required

  • QS
  • E&I
  • Instrumentation Engineering
  • Gas
  • quantity take-off
  • cost control
  • testing requirements
  • BOQs
  • cable schedules

Preferred

  • bidding
  • budgeting
  • Electrical and Instrumentation systems
  • power distribution
  • cabling
  • earthing
  • control systems

The QS & Estimation Engineer – E&I is responsible for preparing accurate cost estimates, quantity take-offs, and commercial evaluations for Electrical and Instrumentation works during tender and execution phases.

Responsibilities

  • The role supports bidding, budgeting, cost control, variations, and commercial reporting by ensuring E&I quantities, rates, and cost assumptions are technically sound and commercially competitive across construction and Oil & Gas projects.
  • Estimation & Tendering (Pre-Contract) Review tender documents, drawings, specifications, BOQs, and scope of work related to Electrical and Instrumentation systems.
  • Prepare detailed quantity take-offs for E&I works including power distribution, cabling, earthing, lighting, control systems, instrumentation, panels, and testing activities.
  • Develop accurate cost estimates, pricing breakdowns, and rate analysis for E&I packages.
  • Coordinate with Engineering, Procurement, and Planning teams to validate quantities, construction methodologies, and resource assumptions.
  • Prepare technical and commercial clarifications, exclusions, and assumptions for tender submissions.
  • Assist in subcontractor and vendor enquiries, bid evaluations, and commercial comparisons.
  • Budgeting & Cost Control (Post-Contract) Prepare and support project budgets for E&I scope based on awarded contracts and approved estimates.
  • E&I costs, commitments, and variations against approved budgets.
  • Track quantities executed versus planned quantities and identify cost variances.
  • Support preparation of cost-to-complete forecasts and cash flow projections for E&I works.
  • Measurement, Variations & Claims Measure executed E&I works in accordance with contract drawings, specifications, and BOQs.
  • Prepare interim payment applications and progress measurement for E&I scope.
  • Identify, evaluate, and quantify variations, additional works, and scope changes related to E&I activities.
  • Support preparation of variation submissions, claims, and supporting documentation.
  • Assist in negotiations with clients, consultants, and subcontractors on E&I commercial matters.
  • Subcontract & Procurement Support Support preparation of E&I subcontract scopes, BOQs, and commercial terms.
  • Evaluate subcontractor quotations and assist in commercial negotiations.
  • Coordinate with Procurement to ensure alignment between estimated costs, awarded rates, and purchase orders.
  • Reporting & Documentation Maintain accurate commercial records, quantity registers, and cost reports for E&I works.
  • Prepare commercial summaries, cost reports, and management updates as required.
  • Ensure proper documentation and traceability for audits and project close-out.

Requirements

  • Qualifications & Competencies Bachelor’s degree in Electrical Engineering, Instrumentation Engineering, or related discipline 6–12 years of experience in QS and estimation roles for E&I works within construction or Oil & Gas projects
  • Strong experience in E&I quantity take-off, estimation, and cost control
  • Good understanding of E&I construction methods, materials, and testing requirements
  • Familiarity with contract measurement practices and BOQs Ability to read and interpret drawings, specifications, cable schedules, loop diagrams, and layouts
  • Strong analytical and numerical skills
  • Proficiency in MS Excel and estimating tools; ERP exposure is an advantage
  • Good communication, coordination, and commercial awareness
  • Ability to work under pressure and meet tender and project deadlines