Senior Estimator

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Posted

12 October 2026

Start date

12 October 2026

Salary Range

USD

50

• 50

per Hour

Location Saudi Arabia

Job type Contract

Discipline Project Controls and Estimating

Reference
170608

Job Function Principal Estimator, Lead Estimator, Estimator

Our client is proud to design and build projects and careers. They are committed to fostering a welcoming and collaborative work environment that encourages big-picture thinking, brings out the best in their personnel, and helps them develop innovative solutions that contribute to building a better world together. If this sounds like a culture you would like to work in, you are invited to apply for this role.

Client is looking for a Senior Estimator

Oil & gas, Petrochemical, Power plant, Refinery

Jubail, Saudi Arabia

• Bachelor's Degree in Engineering (Mechanical, Chemical, Civil, Electrical, or related discipline).

• Minimum 12-15 years of cost estimating experience in petrochemical, chemical processing, refining, or industrial manufacturing projects.

• Minimum 5 years of direct experience supporting brownfield modifications, revamps, debottlenecking, or plant expansion projects.

• Strong understanding of plant turnaround and shutdown activities.

• Experience preparing estimates during Conceptual, FEED, and Detailed Engineering phases.

• Proficiency with cost estimating software such as ACCE, Cleopatra, CostOS, Prism, or equivalent.

• Knowledge of AACE estimating classifications and recommended practices.

• Experience supporting EPC, EPCM, and self-perform project execution models.

• Professional certification such as AACE CCP, CEP, PSP, or equivalent is preferred.

• Brownfield petrochemical facilities.

• Ethylene, propylene, polymers, specialty chemicals, and downstream processing plants.

• Plant expansion and debottlenecking projects.

• Major shutdowns and turnaround projects.

• Capital projects exceeding USD 100M.

• Middle East industrial project experience.

• Develop and prepare detailed capital cost estimates for brownfield petrochemical plant modifications, revamps, debottlenecking projects, and facility upgrades.

• Prepare conceptual, feasibility, FEED, and definitive estimates for projects executed within existing operating facilities.

• Review engineering documents, site surveys, P&IDs, plot plans, equipment lists, and material take-offs to ensure accurate cost development.

• Estimate costs associated with tie-ins, hot work, demolition, temporary facilities, plant shutdowns, turnarounds, and construction within live operating environments.

• Evaluate labor productivity impacts, access restrictions, permitting requirements, and operational constraints typically encountered in brownfield projects.

• Develop indirect cost estimates including construction management, temporary facilities, scaffolding, insulation removal and reinstatement, and site support requirements.

• Support risk and contingency analysis by identifying brownfield-specific execution challenges and estimating their potential cost impact.

• Coordinate closely with engineering, operations, maintenance, turnaround, and project controls teams to validate project scope and estimate assumptions.

• Analyze contractor and vendor quotations, benchmark costs against historical projects, and provide recommendations to improve estimate accuracy.

• Prepare estimate basis documentation, cost reports, management presentations, and investment-grade estimates to support project approvals and funding decisions.

We are an equal opportunity employer. All qualified individuals will receive consideration for employment without regard to race; color; age; sex; sexual orientation; gender identity; religion; national origin; disability; veteran status; genetic information; or any other criteria protected by governing law.