Senior Administrative Officer

2 days ago


Townsville, Queensland, Australia MST Constructions Pty Ltd Full time $60,000 - $120,000 per year

MST Constructions Pty Ltd is seeking an experienced Senior Administrative Officer to provide advanced administrative, financial, and operational support across our business. This is a hands-on role suited to someone who thrives in a fast-paced environment, enjoys improving systems, and can confidently support both management and administrative teams.

About the Role
  • Lead and coordinate day-to-day administrative operations
  • Manage document control, office systems, and compliance workflows
  • Prepare invoices, purchase orders, AP/AR processing, and cost tracking
  • Support payroll through accurate timesheet checks and data entry
  • Prepare reports, project summaries, and management documentation
  • Maintain HR and compliance records (training, WHS, inductions, certifications)
  • Act as a key liaison between admin staff, site teams, suppliers, and management
  • Mentor junior administrative staff, allocate tasks, and support training
What You'll Bring
  • Minimum 5 years administration experience, including advanced admin duties
  • Strong financial administration experience (AP/AR, reporting, documentation)
  • Experience supporting managers or senior executives
  • Ability to coordinate administrative teams or functions
  • High level of accuracy, organisation, and attention to detail
  • Strong communication skills and a proactive, solutions-focused mindset

Desirable

  • Cert III/IV in Business Administration (or similar)
  • Experience with payroll or accounting systems (e.g. MYOB)
  • Experience in the commercial construction sector
Why Work With Us?
  • Supportive, collaborative team culture
  • Opportunity to lead and improve administrative processes
  • Varied work with real impact across the organisation
  • Professional development and pathways for growth
Apply Now

Email your resume and short cover letter outlining why you're the right fit for this role to



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