Estimator

We’re looking for an Estimator to step into a key 12-month fixed-term role within our Finance team, where your expertise will directly shape smart, value-driven cost estimates that support essential capital works and standardised programs.

Your Role in Action  

• Shape project success from the start by contributing to clear, accurate scoping and cost estimates for program, project and customer-funded works
• Bring strong technical insight to planning-phase estimates for projects, ensuring confidence in scope, cost and value
• Lead the delivery of high-quality estimates for minor capital works and volumetric programs, including complex, non-standard “bottom-up” estimates
• Play a key role in developing, maintaining and improving unit rates, compatible units, standard jobs and estimating toolsets
• Drive continuous improvement by refining estimating methodologies, processes and systems to support best-practice outcomes
• Provide trusted advice on design, construction and commissioning considerations to strengthen project scope definitions
• Keep estimating rates current and transparent by maintaining and communicating updates to the rates catalogue
• Take ownership of quality, accuracy and efficiency, delivering outputs that align with business goals and workforce best practice

What Makes You a Great Fit 

• Experience in estimating or a related discipline, with the ability to translate information into clear, reliable cost outcomes
• A solid understanding of estimating practices, procedures and tools, and a willingness to keep learning and improving
• Confidence working independently and collaboratively to meet deadlines and deliver accurate estimates in fast-paced environments
• An understanding of risk assessment and risk management principles, with a thoughtful approach to balancing cost, scope and uncertainty
• General knowledge of project and contract management practices, and how they connect to successful delivery
• A trade or technical qualification, or equivalent practical experience, bringing real-world insight to estimation work

By joining Western Power, you will contribute to powering a cleaner energy future. We are dedicated to fostering career development and promoting a healthy work-life balance, empowering you to drive innovation as we develop a network that will serve the Western Australian community for generations. You will also benefit from a range of perks and opportunities, including: 

• Over 50% of our employment opportunities are driven by career progression.  
• Flexible work arrangements to support part time work, working hours and working from home arrangements. 
• The opportunity to purchase up to four weeks of additional leave per year. 
• Access to salary packaging, social club activities, and discounted health insurance and gym membership. 
• An award-winning employee recognition and benefits programme. 
• An innovative team culture that’s enabling the transition to renewable energy and decarbonisation.  
• In addition to standard leave, enjoy three wellness leave days each year.

• 22 weeks paid parental leave and 5 days of First Nations cultural leave to support family and cultural connections.

Applications close on 17 February 2026

We value diversity and inclusivity, encouraging applications from all backgrounds, including women, Aboriginal and Torres Strait Islander people, and LGBTQIA+ communities. As a WORK180-endorsed employer for women, we are proud of our commitment to inclusion. You can learn more about this through our Reconciliation Action Plan and Disability Access and Inclusion Plan. 

Learn more about Western Power here: About (westernpower.com.au) 

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