Eco-Seal WA is a family-owned and operated waterproofing company based in Welshpool, WA, specialising in high-quality waterproofing solutions across residential, commercial, and industrial projects across Perth and surrounding areas.

We pride ourselves on delivering high-quality workmanship, excellent service, and maintaining a positive, supportive team culture.

We're currently looking for a reliable, organised, motivated and proactive Administrative Assistant to join our team and to help keep our office and day-to-day operations running smoothly.

Duties & Responsibilities

Prepare comprehensive Operations & Maintenance (O&M;) Manuals for each completed construction project, including warranty applications, product documentation and compiling stage-by-stage photographic documentation and records.

Monitor supplier pricing and maintain up-to-date pricing records

Answer incoming telephone calls promptly and professionally

Maintain and organise digital and physical filing systems for jobs, invoices and general administration.

Process employee timesheets and liaise with HR

Process invoices, purchase orders and End-of-Month (EOM) statements

Conduct stocktakes and ordering of office and warehouse consumables

Organise various appointments for employees and coordinate vehicle maintenance

Provide general administrative support to the management team





Assist with other day-to-day office and operational tasks as required

About You

We’re looking for someone who is organised, takes initiative and is happy working across a variety of tasks in a busy small-business environment.

Ideally, you will have:

Previous administrative experience, preferably within the construction or trades industry

Experience with construction management software-Tradifyexperience is highly regarded, but not essential

Strong computer skills, including proficiency in Microsoft Office , particularly Excel

Confidence editing, compiling and formatting PDF documents

Excellent written and verbal communication skills

Strong attention to detail and organisational skills

The ability to prioritise and manage multiple tasks

A friendly, approachable and skilled manner

A proactive and adaptable approach to work

The ability to work both independently and as part of a small team

Why Join Eco-Seal WA?

FLEXIBLE WORK HOURS

Family-owned and operated business

Supportive, friendly and positive team environment

Convenient central location, close to the CBD, with onsite parking

Comfortable and well-equipped office

Varied role with the opportunity to learn and grow with the business

If you're a proactive, detail-focused administrator who enjoys variety and working in a small team, we'd love to hear from you!

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📌 Administrative Assistant (Perth)
🏢 Eco-Seal WA
📍 Perth