Admin Assistant

13 hours ago


Bibra Lake Western Australia Phase3 Landscape Construction Full time $50,000 - $70,000 per year

Build Your Career, Shape Communities: Administration Assistant at PHASE3 Landscape Construction

Ready to build more than just landscapes? Build your career with PHASE3

Imagine your work contributing to the laughter of children on a playground, the thrill of skaters in a vibrant park, and the joy of families in beautiful public spaces. At PHASE3 Landscape Construction, we're not just crafting outdoor environments; we're creating lasting experiences that enrich communities across Western Australia. As the leading experts in playgrounds, skate parks, and public open spaces, we're seeking a motivated Administration Assistant to support our Estimating team, with a genuine career pathway to develop into a Junior Estimator.

Why PHASE3?

  • Make a Real Impact: Your work will directly contribute to projects that shape and enhance community life.
  • Be Part of Something Special: Join a team that values quality, client relationships, and a positive, safe, and inclusive workplace culture.
  • Grow Your Career: Develop through hands-on training, direct mentoring, and a clear pathway to become a Junior Estimator.
  • Keep Learning: Gain further qualifications and expand your industry skills while working in a supportive environment.
  • Thrive in Our Team: Work within a dynamic, driven, and collaborative team where your contribution is valued.
  • Be Rewarded: Enjoy competitive remuneration and genuine long-term career growth opportunities.

Your Role: Where Administration Meets Opportunity

In this varied role, you will provide key administration support while learning the fundamentals of estimating. Duties will include:

  • Assisting with requests for quotations (RFQs) and supplier/ subcontractor correspondence and registers
  • Supporting the preparation of tender submissions, take-offs, and estimating spreadsheets
  • Preparing and formatting documentation for bids and proposals
  • Maintaining project and tender registers using SharePoint, Excel and other systems
  • Assisting with compliance documentation
  • General office administration and ad-hoc support to the estimating team

What we are looking for:

You are a proactive and detail-oriented person who is keen to build a career in construction estimating. You will bring:

  • Excellent written and verbal communication skills
  • Strong numeracy skills with the ability to perform calculations quickly and accurately
  • Proficiency with Microsoft Office (Excel, Word, Outlook, SharePoint)
  • Strong organisational skills and the ability to prioritise competing tasks
  • High attention to detail and accuracy in all work
  • A positive, can-do attitude and eagerness to learn
  • Reliability, honesty, and professionalism in all dealings

Desirable (but not essential):

  • Previous administration or customer service experience
  • Exposure to drawings, specifications, or estimating practices
  • White Card (or willingness to obtain)
  • Interest in construction, landscaping, or project delivery

Apply Now

If you're ready to make your mark and grow with a company that's redefining landscape construction, we'd love to hear from you.

Please forward your CV to 



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