Designer, Water & Wastewater at Colliers

We are looking for a Water & Wastewater Designer to join our expanding Brisbane team and work on some of the region’s most high-profile land development and infrastructure projects. This role offers exposure to diverse, technically challenging design work and the opportunity to contribute to projects that directly support population growth, community needs and long-term sustainability.  The Water & Wastewater team deliver exclusively large scale, complex, trunk infrastructure, generally working on the planning, design and construction of sewer and water mains from DN375 and up, reservoirs, sewer pump stations, and water pump stations for some of the largest utilities in Australia. You will work alongside highly respected engineers and technical specialists, gaining hands-on experience and continuous mentoring as you progress your career, and a tightknit welcoming team.   What You’ll Work On  • Designing water and wastewater networks for major greenfield and brownfield land development projects.  • Supporting the delivery of large-scale infrastructure upgrades for councils and utility providers.  • Contributing to long-term planning, modelling and engineering solutions that shape growing communities.  • Creating detailed designs, models and documentation that meet industry best practice and authority requirements.    Why Join Colliers Engineering & Design?  • Be part of high-impact developments that transform cities, support community growth and deliver essential infrastructure across Queensland.  • You’ll join an energetic, collaborative team where your voice is heard, your expertise is valued and your development is genuinely supported.  • As our business continues to expand, so do the opportunities. You’ll have access to senior mentors, multidisciplinary exposure and clear pathways for progression.  • Benefit from Colliers’ international scale while enjoying the flexibility, autonomy and connection of a tight-knit engineering team.