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Principal Estimator PQS

Remote / Online - Candidates ideally in
Calgary, Alberta, T3S, Canada
Listing for: Worley
Full Time, Remote/Work from Home position
Listed on 2026-08-03
Job specializations:
  • Engineering
    Estimator, Quantity Surveyor, Civil Engineering
  • Construction
    Estimator, Quantity Surveyor, Civil Engineering
Job Description & How to Apply Below
Job Description - Principal Estimator PQS (VAN
00LA
)Management Level:Individual Contributor:

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.

Purpose/

Summary:

Develops, manages, and/or executes all estimating activities on cost estimates across all project phases—in accordance with company standards and established estimating requirements. The role requires knowledge of, and adherence to, Canadian and USA government guidelines—particularly for infrastructure and ports and marine projects—and strong understanding of home‑office services and field construction costs in both urban and rural regions.

Responsibilities:

Work independently with the project team to perform one or more of the tasks below:

1. Estimating Framework & Standards

  • Support the development and continuous improvement of estimating standards, procedures, and systems for tenders and proposals.

  • Provide cost estimating guidance to projects.

  • Familiar, experienced and able to advise project teams on, Canadian government estimating requirements applicable to government‑funded projects, particularly in the infrastructure and ports and marine sectors.

  • 2. Estimate Planning & Setup

  • Ensure preparation and/or supervision of cost estimates in accordance with approved procedures across all project phases.

  • Work with the team to define an appropriate Work Breakdown Structure (WBS) aligned with customer and project requirements.
  • 3. Scope Review & Data Preparation

  • Review design scope, criteria, and quantities for completeness, and work with project teams to establish additional estimating bases when information is incomplete.

  • Support the collection, verification, and integration of all work scope into the cost estimate.

  • 4. Estimate Development & Analysis

  • Identify, analyze, and develop innovative solutions to cost estimating challenges.

  • Compare and analyze scope, quantities, and cost data across projects; benchmark using previous estimates, actual outcomes, vendor pricing, norms, and industry standards.

  • Support the development of future benchmarking and estimating tools.

  • Develop escalation models as required and assist in developing owner’s costs.

  • Identify risks in cost estimates and determine appropriate contingency levels; perform Monte Carlo cost‑risk analyses when necessary.

  • 5. Quality Assurance & Review

  • Ensure sound quality and compliance of cost estimates with Worley Cost Estimating review procedures at all project stages.

  • Participate in establishing pricing structures applied to quantities within estimates.

  • 6. Reporting & Communication

  • Prepare and present cost estimating information to management and customers, including developing Basis of Cost Estimate (BOE) reports.

  • Prepare cost trend estimates in support of project cost trend programs.

  • Provide historical data, benchmarking insights, and expert opinions to other consulting team members.

  • 7. Mentoring

  • Mentor and support junior estimators in developing skills related to marine and port‑sector estimating.

  • Develop junior estimators to independently prepare estimates and broaden their expertise through cross‑training.

  • What you will bring:

    Technical and Industry

    Experience:

  • Minimum 10 years’ experience with Civil/Infrastructure/Ports & Marine in Canada.

  • Possess valid Canadian Professional Quantity Surveyor (PQS) license.

  • Proficient in Aspen Capital Cost Estimator (ACCE) and or Cleopatra as well as Microsoft software.

  • Thorough experience in technical, practical and leadership experience in the relevant discipline, including experience in project engineering and management with estimating expertise.

  • Additional experience in Civil/Infrastructure/Ports & Marine outside North America.

  • Education – Qualifications, Accreditation, Training:

  • A…

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