Senior Cost Estimation Engineer

WorleyParsons; Muscat; On-site; OMR 60,000 - 100,000; Full time

Job summary

Worley is seeking a Senior Cost Estimation Engineer for our Oman operations in Muscat. You will prepare cost estimates for offplot oil, gas and water disposal projects, review estimates, and support business planning and contract compensation processes.

This full-time employee role requires strong cost estimation experience, familiar with benchmark-based risk analysis and estimating tools. Join a global energy company delivering sustainable projects and technology-enabled delivery in a diverse,

Responsibilities

• Prepare cost estimates for Offplot projects reflecting the risk parameters based on benchmarks, quotations and estimating tools with different classes.
• Reviewing cost estimates for major and minor projects.
• Creating cost estimate to assist development of business plan.
• Review of rates and activities before issuing cost estimates/work releases based on contract compensation.
• Verifying quantities of work releases based on available drawings.
• Assisting contract engineers in preparing compensation for new contract.

Job description

Job Description - Senior Cost Estimation Engineer (MUS017B)

Company : Worley

Primary Location

OMN-MC-Muscat

Job Schedule

Full-time

Employment Type : Employee

Job Posting

Sep 20, 2026

Unposting Date

Oct 4, 2026

About us

Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions.

Key Accountability

• Prepare cost estimates for Offplot projects (Oil, Water Disposal & Gas Well Hook-Ups, Flowlines, Trunk Lines, MSV Construction, OHL, Wellpads & Access Roads.etc) reflecting the risk parameters based on benchmarks, quotations and estimating tools with different classes.
• Reviewing cost estimates for major and minor projects.
• Creating cost estimate to assist development of business plan.
• Review of rates and activities before issuing cost estimates/work releases based on contract compensation.
• Verifying quantities of work releases based on available drawings.
• Assisting contract engineers in preparing compensation for new contract.

Moving forward together

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology. Whatever your ambition, there's a path for you here.

And there's no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.