MARS Recruitment is partnering with a well-established and growing engineering and projects business to recruit an Accounts Officer to join their finance team based in Perth.

The Opportunity

Reporting to an experienced Accounts Manager, you will play a key role in ensuring accurate and timely processing across AP and AR, while supporting the wider finance function.

Key Responsibilities

Accounts Payable

• Manage the AP inbox and respond to supplier queries
• Process high-volume invoices, including PO matching and approvals
• Prepare and assist with weekly/monthly payment runs
• Maintain accurate records and supporting documentation
• Process subcontractor invoices in line with agreed terms
• Reconcile company credit cards and employee expense claims
• Support vendor onboarding and bank detail verification

Accounts Receivable

• Raise customer invoices, process receipts and adjustments
• Reconcile income and monitor customer accounts
• Follow up overdue balances and issue statements
• Assist with intercompany transactions

About You

• 2+ years' experience across Accounts Payable and/or Accounts Receivable
• Previous experience in construction, engineering or project-based environments highly regarded
• Strong attention to detail and ability to manage competing deadlines
• Confident working autonomously with minimal supervision
• Proactive, solutions-focused mindset
• High level of professionalism and confidentiality

What's On Offer

• Competitive salary package
• Flexible working arrangements
• Supportive and collaborative team environment
• Ongoing learning and career development opportunities
• Health, wellbeing and lifestyle benefits
• Modern office facilities

If this sounds like an opportunity you'd like to explore, please apply today?