Alder Group is proudly celebrating 23 years in 2026, bringing engineering and construction teams together under one roof to deliver high‑quality building, civil and infrastructure projects across Queensland and Northern NSW.
As our Civil & Infrastructure division continues to grow, we’re looking for an experienced Estimator with a strong background in Water and Wastewater infrastructure to join our team on the Gold Coast. This rare opportunity has opened due to major project wins, internal promotions and a rapidly expanding tender pipeline.
If you’re ready to take the lead on high‑impact civil infrastructure tenders across some of the most scenic regions in Southeast Queensland and the Northern Rivers, this role offers the perfect blend of challenge, stability and career progression
About the role
· Regularly liaise with Clients and Clients Representatives in the target markets.
· Estimate and prepare the tender or budget estimate.
· Assist the Project Team with post tender discussions, clarifications and meetings.
About You - Skills and Experience
About the business
Here at Alder Group we have a diverse portfolio of works to our name and deliver outstanding and award winning results across the Infrastructure, Water and Wastewater, Education, Retail, Commercial, Health, Hospitality, Industrial, Manufacturing and Community sectors.
From project inception through to handover, our work is high quality, good value and safe, all thanks to our great team, which you could be part of!
What we offer:
Our culture reflects who we are and how we work, holding ourselves accountable to every commitment, delivering quality work we’re proud of, and fostering a genuine, down-to-earth team environment where people feel valued, supported and challenged to grow.
Join us to experience:
This is an exciting opportunity to grow your career and work for a successful organisation in a secure and rewarding industry. Be quick and apply now!

Since its inception 20 years ago, Alder Group has quietly emerged as an industry force to be reckoned with.
Beginning with just one person who dreamt of a working environment where staff didn’t feel like a cog in a wheel and client relationships were built on integrity and respect, the company has grown into a multi-disciplined construction and development syndicate with an expanding geographical footprint.
From our small beginnings we have continued to build strong, long-lasting relationships within our networks, taking pride in delivering outcomes that live up to our name. Where most construction or development companies niche themselves, we’ve always thrived on diversity – embracing civil and building projects with an ease that belies the complexities and developing multifaceted projects that offer real value to the community. Our multidisciplinary approach along with our ability to adapt to changing market conditions is what has set us apart from our competitors from the outset. And, with a long list of successful developments behind us, we have additional skillsets and expertise that other players do not.
With work that speaks for itself, it’s our thriving culture, professional edge and unwillingness to compromise on quality that truly underpins our success.
Development | Construction | Civil & Infrastructure
We leverage the synergy between Alder Developments and Alder Constructions to provide high quality customised solutions.