Administrative Assistant — Proactive Office Support

026 Heidelberg Materials Australia Pty Ltd; Western Australia; On-site; AUD 55,000 - 75,000; Full time

Benefits offered by this job

Competitive salary + super

Vehicle PPE and uniforms supplied

Training provided

Career development opportunities

Job summary

Heidelberg Materials Australia Pty Ltd is seeking an organised Administration Assistant to support daily operations across our busy office environment. You’ll help keep workflows smooth, assist multiple stakeholders, and ensure the office runs efficiently.

The role suits someone proactive, detail-focused, and with pride in delivering high-quality administrative support, offering opportunities to grow within a nationally recognised organisation.

Qualifications

• Experience in administration or office support.
• Strong communication skills and a polished, professional manner.
• High attention to detail with excellent organisational ability.
• Confident using Microsoft Office and general office systems.
• Able to manage competing priorities in a fast-paced environment.
• Proactive, reliable and committed to supporting a collaborative team.

Responsibilities

• Providing professional administrative support to managers and operational teams.
• Managing incoming enquiries, correspondence and document flow.
• Assisting with data entry, reporting and record management.
• Coordinating calendars, meetings and office requirements.
• Preparing documents, spreadsheets and basic presentations.
• Maintaining organised filing systems and supporting compliance processes.
• Upholding Heidelberg Materials’ safety and operational standards.

Skills

Administration experience

Communication skills

Attention to detail

Microsoft Office

Prioritisation

Team collaboration

Tools

Microsoft Office

Job description

Heidelberg Materials Australia Pty Ltd is seeking an organised Administration Assistant to support daily operations across our busy office environment. You’ll help keep workflows smooth, assist multiple stakeholders, and ensure the office runs efficiently.

The role suits someone proactive, detail-focused, and with pride in delivering high-quality administrative support, offering opportunities to grow within a nationally recognised organisation.