Job Description

We are seeking a commercially minded Financial Modeller to support the development and investment evaluation of utility-scale Battery Energy Storage System (BESS) projects across Australia. Reporting to the Vice General Manager, you will play a critical role in assessing project viability, supporting investment decisions, and optimising project economics throughout the development lifecycle.

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Key Responsibilities

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- Develop, maintain, and enhance detailed financial models for utility-scale BESS projects from early-stage development through to financial close.
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- Build integrated project finance models incorporating revenue forecasts, capital expenditure, operating costs, financing structures, taxation, and project cash flows.
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- Evaluate project economics using metrics including IRR, NPV, DSCR, LCOE, payback period, and equity returns.
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- Perform scenario, sensitivity, and Monte Carlo analysis to assess key commercial and technical risks.
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- Frequency Control Ancillary Services (FCAS)
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- Energy arbitrage
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- Capacity markets (where applicable)
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- Network support services
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- Wholesale electricity market participation
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- Assist with project acquisitions, due diligence, and valuation of renewable energy assets.
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- Support negotiations with lenders, investors, and strategic partners by preparing financial analyses and responding to commercial queries.
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- Monitor market trends including electricity prices, renewable energy policies, AEMO market developments, and financing conditions.
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- Continuously improve financial modelling methodologies, templates, and internal modelling standards.
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Skills & Experience

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- Bachelor's degree in Finance,



Economics, Commerce, Engineering, Mathematics, or a related discipline.
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- 3–8+ years' experience in financial modelling, project finance, investment analysis, infrastructure, renewable energy, or energy markets.
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- Advanced Microsoft Excel modelling skills with the ability to build complex financial models from first principles.
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- Strong understanding of project finance concepts, discounted cash flow (DCF) valuation, and infrastructure investments.
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- Experience analysing utility-scale renewable energy, BESS, solar, wind, transmission, or infrastructure projects is highly desirable.
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- Knowledge of Australian electricity markets, including the National Electricity Market (NEM), is advantageous.
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- Familiarity with debt financing structures, equity returns, and infrastructure investment metrics.
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- Robust analytical and problem-solving skills with exceptional attention to detail.
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- Excellent communication skills with the ability to explain complex financial outcomes to both technical and non-technical stakeholders.
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- Experience modelling utility-scale BESS or renewable energy projects.
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- Understanding of merchant electricity markets and revenue forecasting.
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- Exposure to project financing and financial close processes.
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- Knowledge of AEMO market mechanisms and ancillary service markets.
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- Experience with Python, VBA, Power BI, or other analytical tools is advantageous.
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- Previous experience within renewable energy developers, infrastructure funds, investment banks, advisory firms, IPPs, or project finance teams.
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Interested applicants please reach out to Lionel Lim for more information.

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📌 Financial Modeller - BESS (remote) (New South Wales)
🏢 Brunel
📍 New South Wales