The Vacancy

Process Engineer - Water and wastewater treatment

Location - Perth or Brisbane

Binnies Australia are recruiting for a Process Engineer to develop and deliver process engineering solutions for drinking water, wastewater, recycled water and industrial or mine water treatment. Translate water quality and operating requirements into robust treatment designs, from feasibility through detailed design and commissioning support.

Working with Binnies Australia

We deliver water engineering consultancy for utilities, government and industrial clients, including treatment upgrades, conveyance and mine water projects. You will work with multidisciplinary teams and draw on Binnies and RSK specialists, including colleagues in other offices, to support studies, design and construction delivery.

The role supports direct client commissions and contractor-led design and construct projects. Work includes coordination with suppliers, operators and delivery partners, with site visits and travel as required by the assignment.

Role Responsibilities -

- Review flow, load and water quality data; establish design scenarios, treatment objectives, process assumptions and data gaps with the client and project team.
- Undertake feasibility and options assessments, process sizing and mass balances; compare treatment performance, operability, energy, chemicals, residuals and whole-life cost.
- Develop treatment designs within your expertise, including physical and chemical treatment, biological wastewater treatment, disinfection, sludge handling or advanced treatment.
- Prepare process flow diagrams, process design calculations, equipment duties and process inputs to piping and instrumentation diagrams. Maintain consistency across documents.
- Develop functional descriptions, operating philosophies and control requirements with electrical and automation engineers; coordinate hydraulic and mechanical interfaces.
- Prepare equipment specifications and technical evaluations of vendor proposals, recording assumptions, performance requirements and departures from the design basis.
- Participate in safety in design, HAZOP and operability reviews; assess chemical handling, process upsets, treatment reliability and continuity of service during upgrades.
- Support construction queries, commissioning plans, performance testing and troubleshooting within the agreed scope. Record findings and recommend evidence-based improvements.




- Contribute to client discussions, proposals and fee estimates. Manage assigned hours and milestones, identify scope changes and obtain technical review before issue.

Essential Qualifications And Experience -

- Degree in Chemical, Process or Environmental Engineering, or a relevant engineering discipline with demonstrated treatment process competence.
- Professional water or wastewater treatment experience is mandatory. Typically three or more years of relevant process engineering experience, including design deliverables.
- Demonstrated design capability in at least one relevant treatment area and the ability to explain process selection, sizing assumptions and performance limitations.
- Sound understanding of water chemistry or biological treatment, as relevant to your experience, together with mass balances and interpretation of operating data.
- Ability to develop process documentation and work with mechanical, civil, electrical and automation engineers on integrated designs.
- Strong spreadsheet, analysis and technical report writing skills; ability to apply relevant Australian water quality guidance, project approvals and client requirements.

Desirable Experience -

- Desalination or reuse experience, including reverse osmosis, membrane filtration or membrane bioreactors; relevant tools such as WAVE, IMSDesign, BioWin or GPS-X.
- Australian utility, industrial or mine water projects; treatment optimisation, pilot trials, brine management, sludge treatment or resource recovery.
- Commissioning and performance testing experience; HAZOP participation; CPEng or RPEQ, or active progress towards professional registration.

We Offer Excellent Benefits Including -

- Competitive salary
- Attractive parental leave policy
- Employee Assistance Program, including for your family
- Diverse working environment
- Wide network of resources through sister companies worldwide as part of RSK Group

To express your interest in joining a growing and exciting business in the Australian water industry,



please apply now! #Engineering #Water

About Us

We develop intelligent solutions using our award-winning integrated planning and design approach to deliver functional infrastructure and lasting environmental and social legacies. This is backed by a culture that has stayed true since our foundation over 100 years ago. We create new possibilities for humanity through our innovative approach to delivery.

Together with our clients, we are always striving to find a smarter way to deliver projects. From providing low carbon, sustainable and resilient water solutions, flood alleviation and environment services, to connecting people with insights and data. Our business exists to improve the quality of life for our local communities today and for generations to come.

Binnies is part of the RSK Group, a leading integrated environmental, engineering, and technical services business providing agile, multidisciplinary services to a wide range of sectors. RSK was founded in 1989 and has grown considerably since then.

At RSK, we operate as a group of businesses that work together seamlessly, aiming for growth through diversification. Our strategy helps us build a strong and resilient business, capable of weathering external challenges, while also providing greater value to our clients and more opportunities for our employees.

Since the beginning, our philosophy has remained the same: employ, develop and reward talented individuals. People are crucial to our company, and we recognise that our success hinges on our colleagues' growth. We're committed to preserving RSK's people-first culture, promoting innovation, and fostering a supportive and caring environment for collaboration.

At RSK, we want you to be part of our successes and help you reach your career aspirations. We take pride in offering employees fulfilling and challenging careers by promoting ongoing growth and empowering individuals to excel.

We are committed to fostering an inclusive workplace that welcomes individuals from all backgrounds, experiences, and perspectives. We firmly believe that embracing and celebrating the diversity in our workforce makes us a stronger and more innovative company.

If you're passionate about making a difference, join us as we work together to build a brighter, more equitable, and sustainable future for all. Do you have what it takes?

📌 Process Engineer (Perth)
🏢 Binnies Australia
📍 Perth