About Guidera O'Connor:
From desalination plants providing clean water to Australian communities, to treatment facilities that return wastewater safely to the workplace, Guidera O'Connor designs and delivers tailored solutions that make a real difference to people's lives.
Guidera O'Connor designs, constructs, and commissions:
Water treatment plants
Pumping stations
Chemical dosing systems
Filtration
Odour control
Desalination plants
Aquifer storage and recovery
Reuse systems.
We work with customers across Australia, including:
Water authorities
Local government
Mining and resources companies
Private asset owners
Head contractor
Engineering organisations.
Our business is founded on five guiding principles: Care, Integrity, Passion, Respect, and Future, each of which inform our cooperative, innovative, solutions-focused approach.
More than infrastructure, we deliver value, creating the systems that make safe, clean water possible for people and communities across the country, now and into the future.
The Role:
Guidera O'Connor is looking for a proactive and personable Office Administrator to join our team.
This is a varied and rewarding role where you'll be the face of our Bibra Lake office, helping create a welcoming, organised, and positive workplace environment.
Note the role may be offered on a full or part time basis (across 5 days).
In this role you will be responsible for:
Managing front desk and reception activities, providing exceptional customer service to visitors and staff
Coordinating daily office operations, supplies, facilities, and office events
Planning and coordinating daily staff lunches, catering, and monthly celebrations
Liaising with food vendors, manage orders, and maintain kitchen supplies and cleanliness
Providing administrative support including travel bookings, record keeping, and project administration
Supporting a smooth, efficient,



and collaborative office environment
About You
You are organised, approachable, and thrive in a fast-paced environment.
You'll also bring:
Previous administration or office coordination experience
Strong communication and relationship-building skills
Advanced Microsoft Office skills including Outlook, Word, Excel, and SharePoint
The ability to prioritise tasks and meet deadlines
Initiative, problem-solving ability, and a positive attitude
Alignment with our guiding principles of Care, Integrity, Passion, Respect, and Future
Guidera O'Connor is an equal opportunity employer.
If you meet most, but not all, of the criteria we'd still love to hear from you.
Our Benefits:
In return for your skills and experience, we offer you supportive colleagues and inspiring leadership; training and development opportunities; meaningful and interesting work all within a great culture and work environment.
Free parking
Lunch provided daily
Flexible work arrangements
Additional annual leave for service milestones
15 days' personal leave
Company funded wellbeing program
Paid Parental leave
Our commitment to diversity, inclusion, and belonging:
At Guidera O'Connor we respect and value a diverse, inclusive, and belonging workplace.
We strongly encourage applications from all people, regardless of age, sex, or culture.
As part of our commitments to gender equity, we also aim to continue to increase participation of women in the Construction Industry and encourage applications from females for all positions.
Additionally, as part of our commitment to Reconciliation Action, we encourage applications from Aboriginal and Torres Strait Islander people for all positions.
Join the team at Guidera O'Connor:
Please apply online but do feel free to contact the People & Culture Team via ****** for any further information.
Please note applications will only be accepted from candidates who have the right to work in Australia.

📌 Office Administrator (Western Australia)
🏢 Guidera O'Connor
📍 Western Australia