Business Systems Specialist

Posted: 13/08/2025

Closing Date: 10/09/2025

Job Type: Permanent - Full Time

Location: Perth

Job Category: IT,Mining, Oil & Gas

Join us at MEPAU and be a part of something big.

Mitsui E&P Australia Pty Ltd (MEPAU) is an Australian subsidiary of the global Mitsui & Co., Ltd. group and is responsible for driving growth in energy investments in the region. We are focused on establishing a responsible, reliable and sustainable supply of energy to meet growing demands, with interests in various onshore and offshore projects in Australia, and we are a rapidly growing operator in the Perth Basin.

MEPAU is committed to creating a workplace where you will be challenged, supported and developed to achieve your potential, whilst providing you with a rewarding career in an exciting industry.

We are seeking a Business Systems Specialist to play a key role in the implementation and ongoing support of the company's three core business systems – Finance, HR and Procurement. This role will be instrumental in supporting the rollout of SAP S/4HANA and SuccessFactors, and ensuring these systems are successfully embedded into business operations.

Reporting to the Digital Transformation & Applications Lead, you will:

• Contribute to the implementation of SAP S/4HANA and SuccessFactors by supporting solution design, data validation, cutover planning, and stakeholder readiness activities.
• Support user acceptance testing, training coordination, and the transition of SAP S/4HANA and SuccessFactors into steady-state operations.
• Monitor the availability, performance, and security of SAP S/4HANA (Finance), SuccessFactors (HR), and Coupa (Procurement) systems.
• Monitor integration points and interfaces across systems to ensure data flow consistency and timely resolution of issues.
• System administration, including administering user access, roles, and permissions.
• Manage and coordinate SaaS application update cycles for SAP, SuccessFactors, and Coupa, including release planning, change assessment, and user testing.
• Build, modify, and maintain reports and dashboards based on business requirements.
• Work closely with business stakeholders to gather requirements, prioritise system improvements, and support process optimisation initiatives.
• Provide technical support and training to end users.
• Identify and implement continuous improvement initiatives.

Our successful candidate will be a team player with a high level of initiative, attention to detail and a strong focus on customer service. In return, we are offering a generous remuneration package and a positive working culture where a focus on safety, respect, collaboration, integrity, innovation and excellence drive how we do business.

To be successful in this role, you will require the following skills and experience:

• Experience working with enterprise systems, ideally SAP S/4HANA, SuccessFactors, or Coupa, in an operational, support, or enhancement capacity.
• Understanding of end-to-end business processes across Finance, HR, and/or Procurement.
• Experience in coordinating system releases or SaaS application updates, including liaising with vendors and planning user testing.
• Basic knowledge of system integrations and data flows.
• Demonstrated ability to build and maintain reports or dashboards, using tools such as SAP Fiori, SuccessFactors reporting, Coupa analytics, or Microsoft Power BI.
• Familiarity with workflow design or configuration within business systems.
• Understanding of information security principles related to user access, data privacy, and system change control.
• Ability to document system processes, configurations, and procedures.
• Experience with ticketing systems (e.g., JIRA, ServiceNow)
• Value inclusive behaviour and foster an environment that values diversity.
• Prior experience with energy industry or related industry experience.
• Tertiary qualifications in a related field.

If you have the background we are seeking, please apply by COB Friday 29th August 2025.

Please Note: Only short-listed candidates will be contacted. We thank you for your understanding. No agencies please.