We are seeking an organised and proactive Accounts & Administration Assistant to join our Mascot office. This is a varied role supporting the day-to-day finance and administration functions of the business. You will work closely with our Accounts, Commercial and Project teams and will have exposure to the financial administration of civil construction projects.

Key responsibilities
Assist with accounts payable and accounts receivable
Assist with invoice coding, reconciliation and maintaining accurate financial records
Maintain supplier and subcontractor records
Communicate with suppliers, subcontractors and internal project teams regarding accounts and documentation
Assist with employee and subcontractor compliance documentation
Maintain accurate electronic records and filing systems
Provide general administrative support to the Accounts, Commercial and Project teams
Assist with other finance and administration duties as required

About you
Previous experience in an Accounts Assistant, Finance Administration or Administration role
Basic knowledge of accounts payable, accounts receivable and bookkeeping principles
Strong attention to detail and accuracy
Good organisational and time-management skills
Confident written and verbal communication skills




Proficiency in Microsoft Office, particularly Excel, Outlook and Word
Ability to communicate professionally with suppliers, subcontractors and internal teams
A proactive attitude and willingness to learn
Experience within the construction, engineering or infrastructure industry will be highly regarded but is not essential
Experience with Xero and/or Procore would also be advantageous

About us

Certus Projects is a Sydney-based civil engineering and construction contractor delivering complex infrastructure projects across roads, bridges, rail and maritime infrastructure for government, private and major construction clients. We are a growing team with a solid focus on quality, collaboration and continuous improvement. Our people are encouraged to take ownership of their work, develop professionally and contribute to the continued growth of the business.
Exposure to major civil and infrastructure projects
Support and training to develop your accounts and construction administration skills
Career development opportunities as Certus Projects continues to grow
Regular professional development and team training
A cooperative and inclusive working workplace
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📌 Accounts & Administration Assistant Sydney
🏢 Certus Projects
📍 Sydney