Billing & Legal Admin Assistant — Hybrid Sydney

Charterhouse; Sydney; Hybrid; AUD 55,000 - 70,000; Full time

Job summary

IREN seeks a Legal Administrative Assistant in Sydney to support the Legal team with day-to-day administration and billing tasks. The role centers on processing invoices, purchase orders, and SAP service entries, plus coordinating accruals.

Some Risk & Compliance billing support is included, with broader admin duties across the Legal team as needed. You will join a hybrid-work environment, contributing to efficient legal operations while maintaining confidentiality and strong stakeholder

Qualifications

• 2–5 years' experience in an administrative or team support role, ideally in a legal or professional services environment.
• Exposure to billing or accounts payable is a plus.
• Willingness to learn P2P processes including PO, service entries and invoice matching.
• Strong attention to detail and accuracy across billing and admin tasks.
• Ability to collaborate with multiple business units and outside counsel.
• Excellent written and verbal communication skills.
• Confidential handling of financial and legal information.

Responsibilities

• Provide day-to-day administrative support to the Legal team.
• Manage legal billing: process invoices, purchase orders, and SAP service entry sheets.
• Coordinate monthly accrual requests and support Risk & Compliance billing where needed.
• Support other departments as required and maintain cross-functional coordination.

Skills

Attention to detail

Organisational skills

Written and verbal communication

Autonomy

Time management

Tools

SAP

ERP systems

Job description

IREN seeks a Legal Administrative Assistant in Sydney to support the Legal team with day-to-day administration and billing tasks. The role centers on processing invoices, purchase orders, and SAP service entries, plus coordinating accruals.

Some Risk & Compliance billing support is included, with broader admin duties across the Legal team as needed. You will join a hybrid-work environment, contributing to efficient legal operations while maintaining confidentiality and strong stakeholder