RES

Assistant Accountant

Join RES in North Sydney as an Assistant Accountant supporting finance operations. This role manages journal entries, reconciliations, and audits while offering 25 days leave and education support. Be part of a diverse team driving renewable energy forward.

RES

Company Overview

Renewable Energy Systems (RES)

Hertfordshire, United Kingdom

1981

Approximately 2,500 employees globally (source: linkedin.com). No publicly disclosed revenue figures for 2023.

What They Do

RES focuses on a diverse range of renewable energy technologies, including wind (both onshore and offshore), solar photovoltaic (PV), battery energy storage systems (BESS), and green hydrogen solutions. The company provides comprehensive services that span the entire lifecycle of renewable energy projects, from initial development and engineering to construction, operations and maintenance (O&M), asset management, and financing. Their expertise allows them to deliver utility-scale projects that meet the growing demand for sustainable energy solutions across various markets, including utilities, corporates, and governments (source: res-group.com).

Projects & Track Record

RES has an impressive portfolio of completed projects, including the 278MW King Mountain Wind Farm in Texas, which was completed in 2001 and was the world's largest at the time. Other notable projects include the 90MW Inner Dowsing offshore wind farm in the UK and the 270MW Lincs offshore wind farm, both of which have contributed to RES's reputation as a leader in the renewable energy sector. The company has also developed significant solar projects, such as the 30MW Webberville solar park in Texas, showcasing its versatility in renewable energy solutions (source: res-group.com).

Recent Developments

In recent years, RES has made significant strides in expanding its project portfolio and capabilities. In 2024, the company secured a Generation License for the 70MW Elmacık Wind Power Plant in Turkey and advanced the development approval for the Tarong West Wind Farm in Queensland, Australia, which is set to provide power for approximately 230,000 homes. Additionally, RES has partnered with Octopus Energy on a £3 billion investment in green hydrogen in the UK, further solidifying its commitment to innovative renewable energy solutions (source: keyfactsenergy.com).

Working There

RES offers a variety of roles across multiple departments, including development, engineering, construction, operations and maintenance, asset management, finance, and legal services. The company emphasizes a collaborative culture, with a commitment to diversity and inclusion, and provides a stimulating work environment for its employees. The global headquarters in Kings Langley, UK, features modern facilities designed to support employee well-being, such as bike racks and showers, promoting a healthy work-life balance (source: res-group.com).


Last updated on Feb 23, 2026 | Report an issue

Job Description

Do you want to work to make Power for Good?

We're the world's largest independent renewable energy company, guided by a simple yet powerful vision to create a future where everyone has access to affordable, zero carbon energy.

We know that achieving our ambitions would be impossible without our people. Because we're tackling some of the world's toughest problems, we need the very best people to help us. They're our most important asset so that's why we continually invest in them.

RES is a family with a diverse workforce, and we are dedicated to the personal and professional growth of our people, no matter what stage of their careers they're at. We can promise you rewarding work which makes a real impact, the chance to learn from inspiring colleagues from across a growing, global network and opportunities to grow personally and professionally.

The Position

This role is essential to ensuring accurate financial records and supporting the broader finance activities for the company RES ENERGY SERVICES PTY LTD. As an Assistant Accountant, you will be responsible for the control and posting of journal entries, employee expense tracking, bank reconciliations, and provision management. The role supports both internal and external audits and contributes to process improvement within the finance function. Reporting to the Finance Manager, this is a key support position within the Finance team for the APAC region.

Key Accountabilities

  • Monitor and control accounting journal entries to ensure accuracy and consistency.
  • Perform bank reconciliations to ensure records align with bank statements
  • Manage and record employee credit card expenses, ensuring compliance with company policy.
  • Provide support during internal and external audits, ensuring accurate and timely documentation.
  • Identify and support improvements in accounts receivable processes and departmental efficiency.
  • Collaborate with the finance team and other departments to support overall financial objectives.
  • Be an exemplary role model to encourage the avoidance of risk-taking behaviours across the business and provide the personal commitment never to "risk it".
  • Manage and oversee the daily operations of the administration department relating to operations and service jobs.
  • Accounts Payable / Accounts Receivable.
  • Order and job entry/progress claims.
  • Revenue and expenditure variance analysis.
  • Engage with customers to arrange deliveries.
  • Analyse accounting data and produce financial reports or statements.
  • Utilize the company ERP and CRM systems (CMMS desirable).
  • Engage with the HQ in Spain to arrange the whole sale process.
  • Improve systems and procedures and initiate corrective actions.
  • Review, establish and maintain files and records to document transactions.
  • Preparation of financial statements.
  • Preparation of accounts and reports.
  • Treasury control.
  • Other administrative tasks required by the management.

Knowledge

  • Understanding of Australian taxation regulations and compliance standards.
  • Basic knowledge of IFRS and/or AASB accounting standards.
  • Familiarity with intercompany transactions and reconciliations.
  • Understanding of monthly and year-end closing processes.

Skills

  • Strong analytical and problem-solving skills.
  • High attention to detail and accuracy.
  • Ability to prioritize tasks and meet tight deadlines.
  • Strong written and verbal communication skills.
  • Comfortable working in a fast-paced, deadline-driven environment.

Experience

  • Minimum of 2 years of experience in a similar role.
  • Involvement in external or internal audit processes.

Qualifications

  • University degree in Accounting, Finance, or a Higher Vocational Certificate in Administration and Finance.
  • Proficiency in accounting software and Microsoft Excel; experience with ERP systems is an advantage (e.g., SAP).

What we offer

At RES you can expect to join a warm and welcoming team in a business that wants you to succeed. Employee satisfaction is of paramount importance, and we have a culture of care.

  • 25 days annual leave (including 1 discretionary day).
  • Generous paid leave for birth givers and partners (eligibility: 12 months service).
  • Eyecare and skin check allowances, flu vaccinations, and access to EAP support.
  • Sponsored education support (up to $3,000/year for role-related studies).
  • $3,000 bonus for successful candidate referrals (paid in two stages).
  • 4 paid volunteer days annually.
  • Option to swap public holidays for culturally significant days.

We are also dedicated to the personal and professional development of our employees via training and development opportunities and sponsored education.

Culture of Care for our People, Our Planet, and Our Product

In joining RES, you chose to become part of an organisation built on a long history of operational excellence and care. We have always cared about our employee's safety, wellbeing, and personal growth. We truly value and respect the individual contributions of our people and believe that diversity provides an important range of perspectives. A fair and inclusive culture makes us stronger. Our culture of care and inclusion extends to the environment and to external communities, stakeholders, clients, suppliers, and the carbon footprint we leave.

Qualified applicants will receive consideration for employment without regard to race, colour, relation, sex, sexual orientation, gender perception or identity, national origin, age, marital status, or disability status. RES is a LGBTQ+ Inclusive Employer and Certified as a Family Friendly Workplace.

RES acknowledges Aboriginal and Torres Strait Islander peoples as the Traditional Owners and Custodians of Country throughout Australia and their ongoing connections to land, sea and community. We pay our respect to Elders past and present and to all Aboriginal and Torres Strait Islander peoples.

Please let us know if you have any special requirements or need any assistance during the interview.

Recruiting Process

This role will be advertised internally for one week to internal applicants. If no suitable candidates are sourced, the role will then be advertised externally for four weeks. We will contact the candidates after the four-week period.

Please note unsolicited CVs from agencies will not be accepted.

Note: This role does not provide sponsorship; we welcome applications from candidates who have full work rights.

At RES, we celebrate differences as we know it makes our company a great place to work. Encouraging applicants with different backgrounds, ideas and points of view, we create teams who work together to solve complex problems and design practical solutions for our clients. Our multiple perspectives come from many sources including the diverse ethnicity, culture, gender, nationality, age, sex, sexual orientation, gender identity and expression, disability, marital status, parental status, education, social background and life experience of our people.

Apply now

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About the role

April 30, 2026

Full time

Company

RES

res-group.com

  •  North Sydney, New South Wales, Australia

Minimum of 2 years in a similar role

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