Senior Administration Officer

Rimfire Resources; Australia; On-site; AUD 65,000 - 90,000; Full time

Job summary

Grains Australia is seeking a Senior Administration Officer to keep business operations running smoothly. This hands-on role reports to the Chief Financial Officer and coordinates facilities, IT, travel and general administration across the organisation.

You will maintain records, support projects and meetings, manage travel arrangements and assist with workplace health and safety documentation, enabling efficient day-to-day operations in a collaborative team environment.

Qualifications

• Demonstrated experience in a senior administration or coordination role.
• Strong organisational skills and the ability to manage multiple priorities.
• High attention to detail with reliable follow-through.
• Confidence working with internal and external stakeholders.
• Well-developed written and verbal communication skills.
• Strong Microsoft 365 skills, including Outlook, Word, Excel and Teams.

Responsibilities

• Coordinate and track facilities and maintenance requests through to resolution.
• Maintain accurate records and provide updates on support activities.
• Provide coordination support to projects and business units, including document preparation, reporting inputs and action tracking.
• Support calendars, meetings and general administration to enable efficient day-to-day operations.
• Support complex international travel arrangements.
• Support workplace health and safety documentation and action tracking.
• General office management and coordination duties.

Skills

Senior administration

Coordination across teams

Organisational skills

Attention to detail

Stakeholder management

Written and verbal communication

Tools

Microsoft 365

Outlook

Word

Excel

Teams

Job description

The Company

Grains Australia delivers functions critical to the success of the Australian grains industry, including trade and market access, classification, market insights, market education and technical market solutions.

Working across the grains value chain, the organisation takes a collaborative “Team Australia” approach to prioritising initiatives and delivering value for growers, industry and customers. Grains Australia offers a professional and supportive workplace built around collaboration, practical leadership and shared responsibility. Grains Australia is an initiative of the Grains Research and Development Corporation (GRDC).

The Opportunity

Grains Australia is seeking an experienced Senior Administration Officer to help keep its business operations running smoothly. This is a hands‑on and trusted role for an organised, proactive administrator who enjoys taking ownership, coordinating across the business and following matters through to completion.

Reporting to the Chief Financial Officer, you will provide high-quality administration and coordination support across facilities, IT, projects, travel, meetings and general business operations. This is a fulltime, permanent, office-based position, with some level of flexibility e.g. school drop-offs.

Key Responsibilities

• Coordinate and track property and facilities maintenance requests through to resolution
• Maintain accurate records and provide clear updates on support activities
• Provide coordination support to projects and business units, including document preparation, reporting inputs and action tracking
• Support calendars, meetings and general administration to enable efficient day-to-day operations
• Support complex international travel arrangements
• Support workplace health and safety documentation and action tracking
• General office management and coordination duties

The Person

• Demonstrated experience in a senior administration or coordination role
• Strong organisational skills and the ability to manage multiple priorities
• High attention to detail with reliable follow-through
• Confidence working with internal and external stakeholders
• Well-developed written and verbal communication skills
• Strong Microsoft 365 skills, including Outlook, Word, Excel and Teams
• Ability to work autonomously while collaborating effectively across teams

* Experience coordinating facilities, property, travel or external service providers will be highly regarded.

On Offer

This is an opportunity to join an organisation supporting a stronger and more competitive Australian grains industry, while contributing in a varied role offering autonomy, responsibility and meaningful impact. The organisation offers a professional, supportive workplace with a strong emphasis on collaboration, practical leadership and shared responsibility. There is a genuine focus on development, learning and helping people succeed, making it an environment where experienced professionals can contribute, grow and feel valued.