Senior Estimator

Webuild Group; Sydney; On-site; AUD 170,000 - 250,000; Full time

Job summary

Webuild S.p.A. in Sydney, Australia, seeks an experienced Senior Indirect Costs Estimator to lead the preparation of indirect cost estimates, preliminaries, time related costs, escalation and cash flow modelling for a diversified portfolio of tenders across Australia.

Reporting to the Bid Services Director and working within the Energy & Resources Bidding Department, you will mentor estimating teams, validate estimates against benchmarks and ensure submissions align with Bid Management

Qualifications

• Tertiary qualifications in Engineering or a related discipline.
• 7-10+ years’ experience in Energy & Resources, including 4+ years in estimating.
• Significant experience as a Senior Estimator within EPC or construction contractors.

Responsibilities

• Lead and review indirect and preliminary estimates for major bids.
• Develop first principles estimates using industry norms and benchmarks.
• Oversee staffing plans, indirect cost models and risk/contingency allowances.
• Coordinate with Planning, Engineering, Procurement and HR teams.
• Review estimates prepared by external consultants or JV partners.
• Support tender reviews, presentations, negotiations and post-tender queries.
• Provide market insights on cost, productivity and commercial risk.
• Occasionally act as Chief/Lead Estimator.
• Support handover of successful tenders to delivery teams.
• This is a national role requiring interstate travel as needed.

Skills

Leadership

Estimating

Stakeholder management

Communication

Time management

Education

Engineering or related discipline

Tools

CCS Candy

MS Office

Job description

Senior Estimator Date: 21 Sept 2026 Location: Sydney, Australia Company: Webuild S.p.A.

The Role:

We are seeking an experienced Senior Indirect Costs Estimator to join our Energy & Resources Bidding Department within Engineering Australia. Reporting functionally to the Bid Services Director and operationally to the Bid Director during bid studies, this role is critical to the success of major Energy, Resources and Infrastructure tenders across Australia. You will lead the preparation of indirect cost estimates, preliminaries, time related costs, escalation and cash flow modelling for a diverse portfolio of tenders including EPC, Engineering Studies, Priced FEED and Concept Design bids. Acting as a subject matter expert, you will provide leadership to estimating teams, validate estimates using industry benchmarks, and ensure all submissions align with Webuild Group Bid Management procedures. Key responsibilities include:

• Leading and reviewing indirect and preliminaries estimates for major bids and tenders
• Developing first principles estimates using industry norms and validated benchmarks
• Overseeing staffing plans, indirect cost models and risk/contingency allowances
• Coordinating closely with Planning, Construction Development, Engineering, Procurement and HR teams
• Reviewing estimates prepared by external consultants, JV partners or third parties
• Supporting tender reviews, estimate presentations, negotiations and post tender queries
• Providing clear market insights on cost, productivity and commercial risk
• Occasionally acting as Chief / Lead Estimator where required
• Supporting handover of successful tenders to delivery teams
• This is a national role within a decentralised team and may require interstate travel to support bid preparation and reviews.

The Requirements:

To be successful in this role, you will bring:

• Tertiary qualifications in Engineering or a related discipline
• 7-10+ years’ experience in the Energy & Resources industry, including 4+ years in estimating
• Significant experience as a Senior Estimator within EPC or construction contractors
• Strong leadership capability with proven experience mentoring and guiding estimating teams
• Advanced experience in indirect cost estimation, preliminaries and time related costs
• Proficiency in CCS Candy estimating software and advanced Microsoft applications
• Ability to develop top down and first principles estimates aligned to Area Breakdown Structures
• Strong commercial awareness and understanding of contracting principles
• Excellent stakeholder management, written and verbal communication skills
• Sound organisation and time management skills, including working across remote teams
• Solid understanding of industry legislation, codes and best practices
• Experience across Energy, Resources and Infrastructure projects within Australian conditions is highly desirable.

Why Us?

At Webuild, you'll work on some of the most complex and impactful Energy and Resources projects in Australia, supported by a collaborative, high performing bidding team with deep technical expertise. We offer:

• A senior, influential role shaping major national and international tenders
• Exposure to complex EPC, FEED and Concept Design projects
• A strong culture of collaboration, technical excellence and continuous improvement
• Opportunities to lead, mentor and influence estimating best practice nationally
• Competitive remuneration and the opportunity to build a long-term career within a global organisation
• If you're a senior indirect cost estimating professional looking to apply your expertise at the highest level and influence major project outcomes, we'd love to hear from you.

At Clough, we are committed to building a workforce that reflects the communities in which we work and live, fostering an inclusive environment that accepts every person, embraces their strengths and differences, and provides opportunities for all to achieve their full potential. We are a certified Employer of Choice for Gender Equality by WGEA, a WORK180 Endorsed Employer for All Women, a signatory of the Veterans' Employment Commitment, a partner of Pride in Diversity as LGBTQIA+ allies, an active member of CEOs for Gender Equity, and guided by our Reconciliation Action Plan, we are committed to providing meaningful training and employment opportunities to deliver positive outcomes for Aboriginal and Torres Strait Islander Peoples.