Accounts Payable/Assistant Accountant

Sydney OfficePermanentPosted Aug 3, 2026
About Energy One
Energy One is a publicly listed leader in energy trading software, with over 15 years of experience delivering mission-critical services to wholesale energy, environmental, and carbon trading markets. We are the largest provider of 24/7 operational energy services in Australia and the second largest in Europe.

Our technology supports a wide range of clients - from agile start-ups to major global energy enterprises, helping them navigate a fast-evolving industry shaped by climate goals, renewable energy integration, and market volatility. 

Who we are looking for
We're looking for someone who’s great at managing their time, staying on top of deadlines, and communicating clearly - both in writing and in person. You’ll be part of a tight-knit team, so being a team player who can work well with people across all areas of Energy One is important. If you’ve got a keen eye for detail, stay cool under pressure, and enjoy finding better ways to do things, you’ll fit right in. A probing mindset and a willingness to keep learning will take you far in this role.

Requirements

Your Skills & Knowledge
  • Excellent time management skills and ability to prioritise tasks to meet key deadlines 
  • Great communication skills, both written and verbal 
  • Be a team-player and collaborate with all levels within an organisation 
  • Outstanding attention to detail 
  • Intermediate to advanced Excel (index match, vlookup, sumifs, pivot tables). 
  • Strong computer literacy 
  • Experience working with accounting systems (Sage Intacct, SAP Concur, Insight      Software, XERO) 
 
Your Qualifications
  • Ideally, you’ve got a degree in Accounting, Commerce or Finance,
  • And 1 to 2 years’ experience in Accounts Payable or finance administration, or fresh out of uni is ok too!
  • Knowledge of general accounting concepts/terms,
  • Understanding of financial statements, and
  • Knowledge of components that builds the financial statements (AP, AR, accrued income/expenses, deferred revenue, fixed assets, intangibles, etc) 

Responsibilities

Your Responsibilities
  • Process and manage supplier invoices, purchase orders and expenses
  • Maintain and reconcile creditor accounts accurately
  • Manage expense and corporate credit card transactions
  • Ensure precise GL coding and journal entries
  • Assist with month-end closing activities, reporting, and accruals
  • Coordinate international and manual payments twice a month
  • Provide backup support for Accounts Receivable and other finance tasks
  • Collaborate with internal teams to ensure smooth financial operations
  • Process daily cash transactions (AP and AR functions)
  • bank reconciliation
  • Credit card reconciliation
  • EOM journal preparation

Benefits

Why Work for Energy One?
Join a team where your ideas are valued, career progression is encouraged, you can develop your skills and be part of a collaborative team. Work on interesting projects and grow & develop to shape your finance career.
  • Flexible hybrid work environment 
  • Modern office environment - with great Sydney harbour views
  • Paid Parental leave and an additional day's leave
  • Energy One Shares Scheme
  • Refer a friend referral program
  • Work with diverse and inclusive teams
  • Energy promotes career growth and professional development
  • Be part of a growing global business with exciting prospects

Ready to Join Us?
If you are ready to embrace this exciting challenge, send us your CV today and a tailored cover letter.

Energy One is committed to diversity, inclusion, and equal opportunity. We welcome applications from people of all backgrounds.

We will not accept any unsolicited applications from recruitment agencies. 

Please note unsuccessful applicants will not be individually contacted. 

Refer a friend
Current employees can refer a friend and receive $1,500 on completion of 6 months employment.

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