EY-Parthenon - Manager - ROAM Electricity Market Modelling

Ernst & Young Advisory Services Sdn Bhd; Sydney; On-site; AUD 140,000 - 210,000; Full time

Benefits offered by this job

Flexible work arrangements

Total rewards package

Secondment opportunities

Job summary

EY-Parthenon – Manager role in ROAM Electricity Market Modelling based in Sydney. In this position you will lead market modelling projects, delivering evidence-based insights to clients.

You will balance client engagements with targeted learning in energy markets, applying Excel, Python and Matlab to analyse datasets and visualise results. You will join EY-ROAM’s expanding team, contributing to challenging energy market studies across Australia and New Zealand, with opportunities for

Qualifications

• Relevant tertiary education in engineering, mathematics, economics, physics or computer science.
• High numeracy with large data set manipulation and ambiguity handling.
• Ability to work independently and communicate insights clearly.
• Willingness to learn new programming languages and tools.

Responsibilities

• Execute and deliver a broad range of market modelling projects for clients.
• Provide evidence-based insights to enable informed decision making.
• Pursue learning and development in key areas of interest while on client engagements.

Skills

Engineering

Mathematics

Economics

Physics

Programming

Education

Engineering degree

Tools

Excel

Python

Matlab

Job description

EY-Parthenon - Manager - ROAM Electricity Market Modelling

Location: Sydney

Other locations: Primary Location Only

Date: 13 Sept 2026

Requisition ID: 1711667

At EY, we’re all in to shape your future with confidence.

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go.

Join EY and help to build a better working world.

At EY, you’ll have the chance to build a career as unique as you are, with the global scale, support, inclusive culture and technology to become the best version of you. And we’re counting on your unique voice and perspective to help EY become even better, too. Join us and build an exceptional experience for yourself, and a better working world for all.

Climate change is driving an unprecedented transformation in the global energy sector. The energy industry is transitioning to a low carbon, decentralised future, facing a wide range of engineering and economic challenges along the way. Do you want to be part of this journey in our growing team?

EY-ROAM is a leading provider of electricity market modelling services in Australia and New Zealand. Our role in the energy industry is to provide evidence-based insights, enabling our clients to make informed decisions amidst uncertainty and change.

We have developed software that can be used to model any electricity market or power system and has been used to model power systems and electricity markets in Australia, New Zealand, Singapore, India, Mexico and Africa. Our clients span the energy value chain including renewable energy and storage developers, energy sector investors, transmission and distribution network service providers, retailers, regulators and governments. Our market models use a physics first approach where representation of the transmission network is key.

The opportunity

Due to growing demand for our services we are seeking a candidate with 3-5 years of experience in the energy industry to join our team as a Manager, in our Sydney office.

As a member of the team, you will be involved in the execution and delivery of a broad range of exciting market modelling projects and will provide our clients evidence-based insights that enable informed decision making. In parallel with client engagements, you will also have the opportunity to target your learning and development towards key areas of interest. We are seeking candidates who are passionate about rapidly expanding their understanding of energy markets and using that knowledge in a fast-paced consulting environment.

This is a position based in Warrang – Sydney.

Skills and attributes for success

We are seeking candidates that possess some or all of the following attributes:

• Relevant tertiary education in a discipline such as engineering, mathematics, economics, physics, or computer science,
• High numeracy levels with demonstrated experience in manipulating and analysing large data sets efficiently and with the ability to deal with ambiguities within data,
• Demonstrated ability to work independently,
• High computer literacy. Currently, we use Excel, Python, and Matlab. We will provide time and training if you can demonstrate your willingness and ability to learn a new programming language,
• Strong communication skills with the ability to successfully convey meaningful insights to clients and colleagues, and
• The ability to employ best practice in data visualisation for both analysis and presentation

What weofferyou

At EY,we’llfuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams.We’reproud to be recognised as the #1 WORK180 Endorsed Employer in the Top 101 Employers for Women 2026.Learn more .

• Careerdevelopment:At EY, your career is yours to shape!We’lldevelop you with future-focused skills and equip you with world-class experiences ey.com/au/careerdevelopment
• Flexibleworkarrangements:Our flexible work policies empower you to balance your professional and personal life, fostering a culture of trust and autonomy.
• Acomprehensivebenefitspackage: From a yearly wellness incentive,to access to additional 8 weeks of flex leave per year, and family-friendly policies, includingup to26 weeks of gender-neutral paid parental leave, we cater to your diverse needs to help you thrive both personally and professionally www.ey.com/au/benefits

We offer a competitive remuneration package where you’ll be rewarded for your performance. In addition, our comprehensive Total Rewards package can be tailored to your individual needs, to give you the freedom to manage your role in a way that’s right for you. This includes:

• support in becoming a chartered engineer if appropriate,
• access to formal learning opportunities, including the EY Tech MBA offered in association with Hult International Business School, so you can develop the skills you’ll need to thrive in the future,
• the potential for secondment to other EY offices globally, and
• a range of tools and benefits to guide and support your health and wellbeing throughout your entire EY career.

Acknowledgement of Country

EY acknowledges the Traditional Owners and Custodians of the lands on which EY offices are located around Australia. We pay our respects to their cultures, and to their Elders — past, present, and emerging. Find out more about our vision for reconciliation at ey.com/en_au/careers/indigenous

Inclusiveness is core to who we are and how we work together, driving value for our people and for our business. We encourage applications from people of all ages, nationalities, abilities, cultures, sexual orientations, and gender identities and are committed to providingan equitableand barrier free recruitment experience for all. We encourage you to share any support and adjustments you need to be your best andparticipateequitably in our recruitment process. We understand sharing your needs with us can be daunting, so if you have questions before or during your application, we welcome you to get in touch at [e-mail] or [phone] (option 2). Anything you tell us will be kept completely confidential.

EY |Building a better working world

Our preferred applicant will be required to undertake employment screening by EY or our external third-party provider.

EY refers to the global organization, and may refer to one or more, of the member firms of Ernst & Young Global Limited, each of which is a separate legal entity. Ernst & Young Global Limited, a UK company limited by guarantee, does not provide services to clients.