Job Description
Full job description
Senior Estimator
Location: Perth Office 95 William St, WA, AU
2 Apr 2026
Senior Estimator – Permanent Full Time – Perth CBD
In this role, you will apply your senior‑level estimating expertise to lead complex, high‑value cost estimates, provide authoritative commercial and technical advice, and influence investment decisions across major capital and volumetric programs.
This position offers a unique opportunity to play a critical role in Western Power’s Clean Energy Link initiatives, supporting the delivery of large‑scale infrastructure that enables the transition to a more reliable, affordable and sustainable energy network for Western Australia. Your work will directly shape how clean energy projects are scoped, funded and delivered, placing you at the centre of one of the most significant transformation programs in the business.
Your Role in Action
Contribute to and support scoping of Clean Energy Link, capital program, project investments and customer‑funded work to reflect accurate estimates of scope and cost
Provide high‑level technical input to Planning Phase Estimation, including for Clean Energy Link and other major capital projects
Provide high‑level technical support in the coordination of estimating activities for Clean Energy Link, capital works and volumetric programs in the planning phase as necessary
Take ownership for quality output and assist in the development of continuous improvement initiatives within the team
Carry out complex / high‑priority project estimations (non‑standard “bottom‑up”)
Develop and update estimating methodologies, processes and systems
Achieve business goals in alignment with best‑practice workforce principles by providing effective and efficient outputs
Update and publish the estimating rates catalogue and communicate changes
Utilise current labour and fleet rates, including contractor and vendor rates
Support the development of team members through mentoring and coaching, improving performance outcomes within the Estimation team
Provide advice on design, construction and commissioning issues to assist others in the development of project scope definitions (for both internal and external work)
Perform industry benchmarking and provide guidance to the business around external market state
Drive process improvement by ensuring work is captured and stored for future use, reducing functional silos and maintaining alignment with internal interfaces
Translate complex technical information into clear, business‑focused insights and provide stakeholders with concise, actionable recommendations
Develop and maintain project estimating plans and basis of estimates
Conduct estimate development, reviews and validate alignment in accordance with AACE International Class of Estimate
Present and coordinate smooth handover of deliverables to key stakeholders and downstream functions to enable informed decision‑making
What Makes You a Great Fit
Trade qualification with extensive practical work experience in an estimation discipline
10 + years extensive and demonstrated experience in an estimating position
Skilled in engaging stakeholders to reinforce estimating and governance processes, offering constructive challenge to align expectations and support effective outcomes
Considerable knowledge of estimating practices, procedures and tools
Extensive experience working with deadlines and tight timeframes to work independently to collate information and produce an estimate to the required standard of accuracy
Considerable knowledge of risk assessment and management practices, procedures and tools
Experience in mentoring, coaching and development
Sound understanding of the interactions of related disciplines in an electrical utility context, including transmission and distribution systems, environment and other stakeholder issues
General knowledge of project and contract management practices and tools
Proficiency in appropriate computer systems and applications
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.
Access to end-of-trip facilities at our Perth office and South Metro Depot, perfect for cyclists.
22 weeks paid parental leave and 5 days of First Nations cultural leave to support family and cultural connections.
Applications close on 17th April 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)
Find out how we’re building A Network for Life: A network for life (westernpower.com.au)
Senior Estimator
Location: Perth Office 95 William St, WA, AU
2 Apr 2026
Senior Estimator – Permanent Full Time – Perth CBD
In this role, you will apply your senior‑level estimating expertise to lead complex, high‑value cost estimates, provide authoritative commercial and technical advice, and influence investment decisions across major capital and volumetric programs.
This position offers a unique opportunity to play a critical role in Western Power’s Clean Energy Link initiatives, supporting the delivery of large‑scale infrastructure that enables the transition to a more reliable, affordable and sustainable energy network for Western Australia. Your work will directly shape how clean energy projects are scoped, funded and delivered, placing you at the centre of one of the most significant transformation programs in the business.
Your Role in Action
Contribute to and support scoping of Clean Energy Link, capital program, project investments and customer‑funded work to reflect accurate estimates of scope and cost
Provide high‑level technical input to Planning Phase Estimation, including for Clean Energy Link and other major capital projects
Provide high‑level technical support in the coordination of estimating activities for Clean Energy Link, capital works and volumetric programs in the planning phase as necessary
Take ownership for quality output and assist in the development of continuous improvement initiatives within the team
Carry out complex / high‑priority project estimations (non‑standard “bottom‑up”)
Develop and update estimating methodologies, processes and systems
Achieve business goals in alignment with best‑practice workforce principles by providing effective and efficient outputs
Update and publish the estimating rates catalogue and communicate changes
Utilise current labour and fleet rates, including contractor and vendor rates
Support the development of team members through mentoring and coaching, improving performance outcomes within the Estimation team
Provide advice on design, construction and commissioning issues to assist others in the development of project scope definitions (for both internal and external work)
Perform industry benchmarking and provide guidance to the business around external market state
Drive process improvement by ensuring work is captured and stored for future use, reducing functional silos and maintaining alignment with internal interfaces
Translate complex technical information into clear, business‑focused insights and provide stakeholders with concise, actionable recommendations
Develop and maintain project estimating plans and basis of estimates
Conduct estimate development, reviews and validate alignment in accordance with AACE International Class of Estimate
Present and coordinate smooth handover of deliverables to key stakeholders and downstream functions to enable informed decision‑making
What Makes You a Great Fit
Trade qualification with extensive practical work experience in an estimation discipline
10 + years extensive and demonstrated experience in an estimating position
Skilled in engaging stakeholders to reinforce estimating and governance processes, offering constructive challenge to align expectations and support effective outcomes
Considerable knowledge of estimating practices, procedures and tools
Extensive experience working with deadlines and tight timeframes to work independently to collate information and produce an estimate to the required standard of accuracy
Considerable knowledge of risk assessment and management practices, procedures and tools
Experience in mentoring, coaching and development
Sound understanding of the interactions of related disciplines in an electrical utility context, including transmission and distribution systems, environment and other stakeholder issues
General knowledge of project and contract management practices and tools
Proficiency in appropriate computer systems and applications
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.
Access to end-of-trip facilities at our Perth office and South Metro Depot, perfect for cyclists.
22 weeks paid parental leave and 5 days of First Nations cultural leave to support family and cultural connections.
Applications close on 17th April 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)
Find out how we’re building A Network for Life: A network for life (westernpower.com.au)
💡 Quick Summary
Seeking a career-building opportunity? The Senior Estimator position is now open for candidates interested in the Construction, Repair & Maintenance Services sector. This role in Perth offers a professional environment and growth potential.
Requirement Snapshot: Candidates should possess basic communication skills, a proactive attitude, and the ability to work in a team. Experience in Construction, Repair & Maintenance Services is a plus.