Senior Electrical Estimator, Substations and BESS

acciona· 1641 ACCIONA M&E (AUST) PTY LTD
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📍 MelbourneFull time

About this role

ACCIONA is a global company, leading in the development of regenerative infrastructure that creates a positive impact on society. Our workforce consists of more than 65,000 professionals, present in more than 40 countries across the five continents, all contributing in our mission to design a better planet. Are you a passionate individual who wants to make a difference, promote sustainable development, and find solutions to the biggest global challenges including climate change, overpopulation, and water scarcity? Come and join us in building the infrastructure our planet needs to achieve a sustainable future.

Job Description

Benefits

  • Shape bids that power national energy transition

  • Work with experts in complex infrastructure tenders

  • Build estimating capability across a growing team

  • Influence methodology for major HV line projects

  • Join a global leader delivering complex civil works

  • Contribute to critical national transmission upgrades


About the Project

ACCIONA delivers complex civil and infrastructure projects across Australia. Our Transmission team supports national tenders that strengthen networks across varied terrain. You help shape bids that support energy transition and long term infrastructure resilience.

About the Opportunity/Position

The Senior Electrical Estimator – Substations/BESS develops accurate, timely, and compliant cost estimates and proposals for electrical infrastructure projects. The role's primary focus is on high-voltage substations (AIS/GIS) and Battery Energy Storage Systems (BESS).

As part of a national transmission and energy team, the estimator supports tenders across multiple regions, bringing specialist expertise in substations and energy storage systems, including grid connections and balance-of-plant scope.

What are the key accountabilities for the position?

  • Develop cost estimates for HV substations (AIS/GIS) and BESS from first principles (materials, plant, labour, subcontractor pricing)

  • Coordinate procurement and tendering strategies, including subcontractor pricing and bid meetings

  • Conduct risk assessments and manage provisional sums/contingency allowances

  • Prepare estimate basis documents, WBS, and bridging documents for cost tracking

  • Present estimates and cost reports to senior management and clients

  • Apply CCS/Candy, Expert Estimation, Excel, and Power BI for estimating and reporting

Required Skills and Competencies

  • Degree or Diploma in Electrical Engineering, or a Trade Electrical qualification with on-site experience
  • 6+ years' experience in engineering, project delivery, or related technical roles within infrastructure, utilities, or construction
  • Includes a minimum of 4+ years' estimating experience on major infrastructure projects, preferably transmission lines, high-voltage (HV) systems, substations, or electrical infrastructure
  • Proficient in CCS/Candy, Expert Estimation, Excel, and Power BI
  • First Principles estimating skills, ability to interpret drawings

ACCIONA has been given the Top Employer 2022, 2023, 2024 & 2025 certification in Australia, which certifies the company's commitment to excellence in human resources management and those who focus on putting their people first through their exceptional HR policies. Since establishing a presence in Australia in 2002, ACCIONA has made significant investments in local opportunities and project development. ACCIONA employs more than 3,000 people in its renewable energy, infrastructure and water projects across Australia & New Zealand.

We are an Equal Opportunity Employer and promote equality and diversity. Indigenous Australians and candidates from minority groups are encouraged to apply.

Frequently Asked Questions

Is the salary disclosed for the Senior Electrical Estimator, Substations and BESS position at acciona?
The salary for this Senior Electrical Estimator, Substations and BESS role at acciona is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Electrical Estimator, Substations and BESS position at acciona located?
This Senior Electrical Estimator, Substations and BESS role at acciona is based in Melbourne. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior Electrical Estimator, Substations and BESS role at acciona full-time or part-time?
This is listed as a Full time position. It is posted as a Senior Electrical Estimator, Substations and BESS role in the 1641 ACCIONA M&E (AUST) PTY LTD department at acciona.
Which team or department does the Senior Electrical Estimator, Substations and BESS at acciona belong to?
This Senior Electrical Estimator, Substations and BESS position is part of the 1641 ACCIONA M&E (AUST) PTY LTD department at acciona. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Electrical Estimator, Substations and BESS position at acciona?
Click the "Apply Now" button on this page. You will be redirected to acciona's official application portal hosted on workday where you can submit your application directly.
When was the Senior Electrical Estimator, Substations and BESS job at acciona posted?
This Senior Electrical Estimator, Substations and BESS position at acciona was posted on Sep 2, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Electrical Estimator, Substations and BESS
acciona
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