Senior Administration Officer

Excel Recruitment; Adelaide; On-site; AUD 65,000 - 90,000; Full time

Job summary

Excel Recruitment is seeking a Senior Administration Officer to support operations with financial administration, depot and business processes. You will work alongside the Team Leader, oversee daily workflows, and mentor a small team while remaining hands-on with day-to-day tasks.

The role emphasizes accuracy, compliance, and proactive process improvement in a fast-paced environment, including month-end activities, high-volume transactions, and ERP system support across JDEGS, SAP, and Oracle.

Qualifications

• Current C Class Driver's Licence
• Demonstrated administration or operational support experience
• Experience with ERP systems such as JDEGS, SAP, Oracle or similar
• Strong high-volume transactional processing experience
• Experience supporting month-end financial processes
• Previous experience mentoring or leading a small team
• Strong organisational, communication and problem-solving abilities
• Commitment to workplace safety, continuous improvement and customer service

Responsibilities

• Finance & Transactions: Processing purchase orders, invoicing and receipting; job costing and cost allocations; monitoring open commitments; month-end support.
• Operational & Depot Support: Coordinating day-to-day workflows; depot admin; PPE & consumables; travel arrangements; service delivery accuracy.
• Systems & Support: First-level IT/system troubleshooting; ERP system support for accurate processing.
• Team Coordination: Supporting Team Leader with workflow coordination; mentoring team; conducting quality checks.
• Safety & Compliance: Promoting safety culture; following safety procedures; reporting hazards.

Skills

Financial administration

Operational support

Team coordination

Mentoring

ERP systems

High-volume processing

Month-end processes

Data validation

Education

Certificate in Business Administration or equivalent

Tools

JDEGS

SAP

Oracle

Job description

Make an impact through operational support, financial administration and team coordination.

Our client is looking for an experienced Senior Administration Officer to play a key role in supporting the smooth, accurate and compliant delivery of administrative, financial, depot and business operations.

Working alongside the Team Leader, this position will oversee daily administrative workflows, complete high-volume transactional processing, assist with month-end financial requirements and provide guidance and mentoring to a small team — while remaining hands‑on with day‑to‑day administration.

This is a great opportunity for an organised and proactive professional who enjoys working in a fast‑paced operational environment, supporting colleagues and identifying opportunities to improve processes.

THE ROLE

You will be responsible for providing high-quality operational and administrative support, with duties including:

FINANCE & TRANSACTIONS

• Processing purchase orders, invoicing and receipting
• Completing job costing and cost allocations
• Monitoring open commitments and resolving discrepancies
• Supporting month-end processes, including WIP reviews, reconciliations and data validation

OPERATIONAL & DEPOT SUPPORT

• Coordinating day‑to‑day administrative workflows
• Providing administration support across depot operations
• Managing PPE and consumable requirements
• Coordinating travel and accommodation
• Delivering accurate and timely operational, financial and administrative services

SYSTEMS & SUPPORT

• Providing first‑level troubleshooting for system and IT‑related issues
• Working with ERP systems to support accurate and efficient processing

TEAM COORDINATION

• Supporting the Team Leader with workflow coordination
• Mentoring and supporting team members
• Conducting quality checks
• Identifying and escalating issues when required

SAFETY & COMPLIANCE

• Promoting and maintaining a strong safety culture
• Following all relevant safety procedures
• Reporting hazards and contributing to safety initiatives

ABOUT YOU

You are a highly organised, proactive administration professional who brings strong financial and operational support experience. You have exceptional attention to detail, can confidently manage competing priorities and enjoy supporting and mentoring others.

You will be someone who takes ownership, communicates effectively and consistently delivers a high standard of service in a busy operational environment.

TO BE SUCCESSFUL, YOU WILL BRING:

• Current C Class Driver's Licence
• Certificate in Business Administration or equivalent experience (desirable)
• Demonstrated administration or operational support experience, ideally within an operational or field‑based environment
• Experience working with ERP systems such as JDEGS, SAP, Oracle or similar
• Strong high‑volume transactional processing experience, including purchase orders, invoicing, receipting and job costing
• Experience supporting month‑end financial processes (desirable)
• Previous experience mentoring or leading a small team
• Strong organisational, communication and problem‑solving abilities
• A commitment to workplace safety, continuous improvement and exceptional customer service

This is an opportunity to step into a senior operational support position with a respected industry leader, where your administration, financial and leadership skills will make a genuine contribution to the wider business.

If you're ready for your next career move and have the experience to succeed in this role,we'd love to hear from you.