Administration & Payroll Assistant – Part-Time

Category 5 Labour Management; Cockburn; On-site; AUD 34,000 - 48,000; Part time

Job summary

Category 5 Labour Management is seeking an experienced Administration & Payroll Assistant to join our Henderson operations. This casual/temporary, part-time role supports the busy operations team with timesheets processing, payroll assistance, and general administration.

Working three days per week (Monday, Wednesday and Thursday, 8 hours per day) you’ll manage reception tasks, maintain employee records, update job packs, and help keep office processes accurate and up to date, contributing to

Qualifications

• Previous experience in administration, ideally within engineering, fabrication or mining.
• Experience processing timesheets and supporting payroll functions.
• Strong data entry skills and excellent attention to detail.
• Confident using Microsoft Office, particularly Excel and Outlook.
• Experience with ERP systems, ideally Syteline, highly regarded.
• Strong communication and organisational skills.
• Ability to manage competing priorities and work independently.
• Reliable and available to work Monday, Wednesday and Thursday.

Responsibilities

• Process daily employee timesheets using the Syteline ERP system.
• Prepare weekly payroll sheets and submit them to Payroll.
• Manage reception, incoming calls, visitors and site sign-ins.
• Maintain accurate employee records, job packs and documentation.
• Coordinate employee uniforms, stationery and office supplies.
• Provide general administration support to the operational team.
• Ensure office processes and records are organised and up to date.

Skills

Timesheets processing

Payroll support

Data entry

Excel

Outlook

Attention to detail

Communication skills

Organisational skills

Independent work

Tools

Syteline ERP

Job description

Administration & Payroll Assistant – Part-Time
Location: Henderson, WA
Employment Type: Casual / Temporary
Roster: Monday, Wednesday & Thursday | 24 hours per week
Start: ASAP

About the Opportunity

Category 5 Labour Management is seeking an experienced and organised Administration & Payroll Assistant to join a busy engineering and fabrication business in Henderson.
This part-time opportunity is ideal for someone with a strong administration background who enjoys variety, has experience processing timesheets and can confidently support a busy operational team.
Working three days per week, you’ll play an important role in keeping daily office operations running smoothly.

About the Role Your responsibilities will include:

• Processing daily employee timesheets using the Syteline ERP system.
• Preparing weekly payroll sheets and submitting them to Payroll.
• Managing reception, incoming calls, visitors and site sign-ins.
• Maintaining accurate employee records, job packs and documentation.
• Coordinating employee uniforms, stationery and office supplies.
• Providing general administration support to the operational team.
• Ensuring office processes and records are organised and up to date.

What We’re Looking For

• Previous experience in administration, ideally within engineering, fabrication or mining.
• Experience processing timesheets and supporting payroll functions.
• Strong data entry skills and excellent attention to detail.
• Confident using Microsoft Office, particularly Excel and Outlook.
• Experience with ERP systems, ideally Syteline, highly regarded.
• Strong communication and organisational skills.
• Ability to manage competing priorities and work independently.
• Reliable and available to work Monday, Wednesday and Thursday.

What’s on Offe

• Consistent part-time roster, three days per week.
• Monday, Wednesday and Thursday, 8 hours per day.
• Varied administration and payroll responsibilities.
• Supportive team within an established engineering business.
• Immediate start available.

Interested?

If you have administration experience, a keen eye for detail and enjoy working in a hands‑on operational environment, we’d love to hear from you.