We’ve entered an exciting new chapter, evolving from traditional retail homebuilding to a bold focus on medium-density living that’s smart, sustainable, and design-led. It’s a dynamic shift powered by a passionate leadership team, sharp market insight, and a clear vision for the future.
With a $500 million pipeline of residential developments across metropolitan Adelaide, Rivergum is not just building homes, we’re building communities with purpose and pride. Our 100+ professionals share a commitment to quality, collaboration, and continual improvement, bringing great ideas to life every day.
Proudly South Australian owned and operated for over 31 years, Rivergum was recognised among InDaily’s Top 52 Businesses in SA (2025). Nationally, we’re ranked No. 4 among HIA builders and hold a Top 2 position in South Australia, a reflection of our strength, reliability, and reputation for excellence.
In early 2026, we’ll open our new, state-of-the-art offices in Bowden, a space purpose-built to inspire creativity, connection, and innovation.
At Rivergum, we live by our team values: Fun, Teamwork, Integrity, Outstanding Ideas, and Own It.
We’re deeply committed to the growth and wellbeing of our people, offering pathways for career development, ongoing training, and real opportunities to grow within the business.
Join a team that’s redefining what it means to build clever, where your ideas help shape South Australia’s next generation of communities.
What Success Looks Like
You are highly organised, proactive, and thrive in a fast-paced environment. You love bringing clarity to complexity and enjoy working closely with a dynamic Managing Director. This role blends executive support, personal administration, and office coordination, ideal for someone who takes pride in keeping everything running seamlessly.
Responsibilities
- Manage the Managing Director’s calendar, inbox, and to-do list to optimise productivity and priorities
- Provide personal support to the Managing Director with errands and tasks as required
- Coordinate meetings, agendas, minutes, briefing papers, and professional meeting packs for Board and Executive sessions
- Ensure the Managing Director and Chairman are fully prepared with documentation and review time prior to scheduled meetings
- Capture and track action items, assign tasks in Microsoft Teams, and follow up to maintain accountability
- Organise domestic and international travel, including detailed itineraries, documentation, and approvals
- Manage personal and business expenses, invoices, and credit card reconciliations accurately
- Maintain contact records in HubSpot and oversee filing systems for easy retrieval
- Manage office maintenance and service providers to ensure a professional setting
- Provide flexible support to the Executive Team to ensure smooth operations across the business
Is This You?
You are passionate & driven by the unique opportunity to work closely with the Managing Director, gaining valuable exposure to high-level decision-making and strategic leadership.
Requirements
- Have 5 years’ experience as an Executive Assistant within the property, building, construction or legal industry
- Are tech-savvy and proficient in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook, Teams) + Hubspot (preferred but not essential)
- Possess outstanding organisational and time-management skills and can work autonomously.
- Are a strong communicator with excellent interpersonal skills and the ability to manage high-level relationships.
- Thrive in a fast-paced, dynamic environment and adapt easily to shifting priorities.
- Office coordination experience, overseeing maintenance, cleaning services, supply management & catering.
Why You’ll Love It Here
At Rivergum, we believe in empowering our people to grow, innovate, and make a meaningful impact. You’ll be part of a supportive team culture that values collaboration, continuous improvement, and personal development.
Benefits
- A dynamic and inclusive workplace
- Opportunities for internal career progression, professional growth & training
- A commitment to work-life balance and employee wellbeing
- Exclusive perks and perks for car leasing, gift cards & more
- Team building and social events
- Employee recognition program driven by company values
Let’s Make It Happen
Click ‘Apply Now’ and upload your resume, ensuring it clearly addresses the role criteria listed above.
For a confidential discussion please contact Karen Flinn, People & Culture Business Partner, on.
Rivergum are an employer committed to building a diverse and inclusive workplace. We welcome applications from people of all backgrounds, experiences, and identities. We believe that diversity strengthens teams, sparks innovation, and drives better outcomes. Our goal is to create an environment where everyone feels respected, supported, and empowered to thrive.
Respectfully no agencies please.
Your application questions
- Which of the following statements best describes your right to work in Australia?
- Do you have 5 years’ experience as an Executive Assistant within the property, building, construction or legal industry?
- How would you rate your skillset in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook, Teams)?
- Do you have experience using HubSpot?
- What is your notice period?
- What are your salary expectations for this role?
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