5 Process Engineer jobs in Australia

Title:
Principal Process Engineer
We support water customers across Australia to provide our communities with the best drinking water and wastewater treatment services, whilst innovating ways to safeguard and secure our country's water supplies, elevating public spaces and enhancing liveability.
The Opportunity
You'll be a key member of our Queensland Water team who have secured projects that will change the way water in Australia operates forever. Our Water team offers services across the full water cycle, delivering major pipelines, large pumping stations, advanced water, wastewater and recycled water treatment plants.
KBR have significant work in hand supporting key water utilities such as Seqwater, Urban Utilities, Unitywater, Melbourne Water, Sydney Water, Water NSW, Sydney Desalination Plant and SA Water to achieve phased savings in capital expenditure, while delivering the best environmental and community outcomes. We have long term panel contracts in both consulting, and design and construction, enabling us to offer work opportunities from strategies through all stages of design and on to construction and commissioning support.
You will play a vital role in not just the local QLD team, but also the national water team, leading projects, mentoring people, providing technical oversight and managing client relationships on a range of projects across the country. KBR is exploring new ways to integrate digital engineering, virtual reality and artificial intelligence on projects, offering you the opportunity to future proof and broaden your skills in the digital sphere.
Who are you?
You are a design focused Principal Process Engineer who is motivated by achievement and outcome orientated. Your experience with design practices for water & wastewater across utilities and industrial applications will be highly valued. You possess a pragmatic approach to the development of constructable design solutions and have proven commercial acumen in the delivery of water infrastructure.
Key Responsibilities
+ Lead the design of large water and wastewater treatment plants
+ Technical adviser across RO, PRW, UV, aerobic and anaerobic digestion
+ Lead investigations, and preparation of technical reports, designs and drawings, contract documents and technical specifications
+ Provide guidance to process engineers across the company
+ Responsibility for maintaining relationship with clients
+ Assisting the Industry Leads in business strategy development
+ Lead the preparation of large and small bids
+ Promote and practice KBR's Zero Harm policy
Who are we?
KBR's Infrastructure Services Australia business offers a wide range of professional services to private and public sector clients delivering projects in both urban and remote environments across transport, water, environment, buildings and defence.
We are committed to social and environmental sustainability and delivering projects with a digital mindset that drives innovation within our business, for our customers and stakeholders. Our continued growth allows us to offer unrivalled opportunities to our staff in terms of career paths, career development and project exposure.
At KBR, we value you - here's how.
While our people are busy delivering leading science, technology, and engineering solutions, we're committed to providing them with a supportive, trusting environment and benefits that enable them to thrive and continue doing what they do best.
Benefits include:
+ Industry leading salaries reviewed annually.
+ Flexible work arrangements (start/finish times, WFH, Flex time)
+ Salary packaging and novated leases
+ Paid professional membership fees
+ Life/Health insurance discounts
+ Employee stock purchase plans
+ Paid parental leave
+ Personal career development plans
+ Growth and promotion opportunities
Help shape tomorrow by applying today!
For any further queries please call Julian Bettiol,
Don't miss out on this opportunity to leave your impact on our society with one of Australia's leading infrastructure businesses. Apply now and follow us on LinkedIn to stay up to date with all the latest news and job opportunities.
#LI-DNP #LI-DNI #S-DNI

**Company Description**
**Work with Us. Change the World.**
At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.
There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.
We're one global team driven by our common purpose to deliver a better world. Join us.
**Job Description**
**How you'll make a difference**
+ Deliver process design and technical leadership on a range of municipal wastewater treatment projects, including plant upgrades and new infrastructure
+ Guide project teams, coordinate with multi-disciplinary stakeholders and ensure the technical quality of our work
+ Actively contribute to business development and proposal preparation for future projects
+ Mentor junior engineers and contribute to building a strong internal capability pipeline
**Qualifications**
**The qualities that help you thrive**
The following qualifications and experience are highly desired, but if you don't tick all the boxes you could still be a perfect fit for this role. Please apply, all applications will be considered.
+ A relevant tertiary degree in chemical, environmental, or process engineering
+ Strong background in **process design** for water and/or wastewater treatment, with experience in both municipal and industrial settings
+ Experience leading and coordinating multi-disciplinary teams in a consulting or project delivery environment
+ A proactive communicator who enjoys client engagement, team collaboration, and delivering work you're proud of
**Additional Information**
**Why you'll love working with us**
+ Flexible work arrangements, including alternative start/finish times, part-time, job-sharing and hybrid work options
+ Purchase up to 6 weeks additional annual leave per year
+ Volunteer and representation leave
+ Flex public holidays - swap Easter or other holidays for ones that suit you better
**Ready to push the limits of what's possible?**
We welcome applications from individuals of all backgrounds, including those with disabilities, additional health or mental health needs, and/or neurodiverse conditions. If you require any adjustments during the hiring process, please let us know.
Applications are reviewed as they come in, and the role may close earlier than expected, so if this opportunity sounds like you, we encourage you to apply as soon as possible.
**Learn more about life at AECOM:** LinkedIn, Facebook , Instagram, X, YouTube - explore our AECOM voices, employee stories, latest projects, and much more!
AECOM acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and our communities live and work around Australia. We pay our respects to their cultures and to their Elders - past, present, and emerging. We are committed to connecting to Country in our work through meaningful engagement with First Nations peoples and businesses. Find out more about our Australian Reconciliation Action Plan here: AECOM**
AECOM is the world's trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle - from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $13.1 billion in fiscal year 2022. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.
**Freedom to Grow in a World of Opportunity**
You will have the flexibility you need to do your best work with hybrid work options. Whether you're working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.
You will help us foster a culture of equity, diversity and inclusion - a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.
AECOM provides a wide array of compensation and benefits programs to meet the diverse needs of our employees and their families. We also provide a robust global well-being program. We're the world's trusted global infrastructure firm, and we're in this together - your growth and success are ours too.
Join us, and you'll get all the benefits of being a part of a global, publicly traded firm - access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person's potential, and we'll help you reach yours.
**ReqID:** J
**Business Line:** Water
**Business Group:** DCS
**Strategic Business Unit:** ANZ
**Career Area:** Engineering
**Work Location Model:** Hybrid

Senior Process Engineer - Water Treatment - ( C8 )
**Description**
Stantec's Water team in Australia has an impressive portfolio of successful major projects that are already positively impacting our communities across the country. We know that finding solutions to our water issues is critical, and so our diverse network of 400 water specialists in Australia collaborate across business lines and geographies to ensure the best outcomes are achieved. With exciting projects in the pipeline, we are looking to expand our teams and seek the change-makers, innovators, leaders and collaborators to join us. How will you impact Australia's water solutions? Grow with us, H2O+U.
Our NSW Water Division is experiencing significant growth, presenting the opportunity for a **Senior Process Engineer - Water Treatment** to join our team in Sydney. This role is crucial in providing technical leadership in specialist areas of process engineering, contributing to company goals as part of our Water Team. This role acts as a Project Technical Lead and supports the Project Manager/ Team Leaders ensuring project outcomes meet both the client and Stantec expectations.
**A day in the life of a Senior Process Engineer - Water Treatment consists of:**
* Plan, program and coordinate specific projects with the Project Manager to deliver the agreed outputs on budget, on time and to the desired quality.
* Manage and assist in the process and technical engineering, design management, and project management from planning, feasibility/concept design and to detailed design of water and wastewater infrastructure.
* Prepare portions of engineering project proposals, maintain good client interactions through active communication pertaining to specific projects.
* Coordinate technical activities and designs with personnel in other disciplines and departments.
* Ensure all technical outputs conform to the project scope, are safe and are of appropriate quality.
* Support the development and expansion of the Company's capability in the fields of water and wastewater design, including obtaining new clients and/or new work from existing clients.
* Support the development of other team members through mentoring, technical advice and guidance.
* Work with the Team Leader and Senior staff to develop Graduate and Intermediate staff in delivering quality outcomes with technical excellence.
* Contribute to proposal and bid development to support business development activities, including preparing proposal material as required.
**Qualifications**
**To be successful for this role you'll present:**
+ Tertiary qualification in Engineering (Chemical, Process) or equivalent
+ Greater than six years of demonstrated process design experience in the water and wastewater treatment industry.
+ Chartered engineering status preferred but not essential.
+ Previous consulting experience preferred but not essential
**So, what do we offer to enable your next career step?**
With an attractive salary and vibrant culture, we offer many benefits to ensure your professional development and wellbeing.
+ Genuine Flexible Working Arrangements - Including options to work part time, on school holiday term contracts, and to work from home and/or remotely.
+ Learning and Talent Development Programs and training.
+ Purchasing up to four weeks additional leave.
+ Professional Registration and Memberships.
+ Salary Continuance Insurance (SCI) and Salary Packaging.
+ Employee Resource Groups such as and , with the aim to achieve a genuinely inclusive and diverse workforce.
+ Connecting employees across Stantec through our Developing Professionals Group.
+ Mental Health and Wellbeing Programs including Employee Assistance Program.
+ Service Recognition Awards.
**About us**
The Stantec community unites approximately 30,000 employees working in over 400 locations across six continents. We collaborate across sectors and industries to bring water, transport, energy, architecture, and infrastructure projects to life. Our work from initial project concept and planning through design, construction and commissioning is built on a nearly 200-year history. So, when we take on a project, we see the opportunity to make a lasting connection with the people and places where we live and work.
It's our people that sets us apart . and we hope that includes you.
**How to apply**
Please submit your most recent CV outlining your experience relevant to this role by following the 'apply' link.
No Agency CV's will be accepted.
**Primary Location** : Australia-New South Wales-Sydney
**Organization** : BC-3002 Water-AU Australia
**Employee Status** : Regular
**Job Level** : Individual Contributor
**Travel** : No
**Schedule** : Full-time
**Job Posting** : Sep 16, 2025, 10:02:50 PM
**Req ID:** C8
Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, color, religion, sex, national origin, age, marital status, genetic information, disability, protected veteran status, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with local, state and federal laws and regulations and ensures equitable opportunities in all aspects of employment. EEO including Disability/Protected Veterans

**Company Description**
**Work with Us. Change the World.**
At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.
There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.
We're one global team driven by our common purpose to deliver a better world. Join us.
**Job Description**
Following significant contract awards in our Australia/New Zealand Water business line, AECOM's Water Infrastructure team is searching for a proven Process Engineer to join our global team of water process engineering specialists.
We're seeking someone with a passion for technical excellence and who is looking to further develop their experience in delivering multi-disciplinary projects in a global organisation. The Water Infrastructure group provides services to a range of internal and external clients with a key focus on supporting sustainable outcomes for our clients and the communities they serve.
With AECOM's flexibility you can base yourself in any of our offices in the Gold Coast, Sunshine Coast, Brisbane, Sydney, Newcastle, Perth or Melbourne.
**How you'll make a difference:**
+ As an experienced engineer, you will play a key role delivering process engineering services as part of our integrated water infrastructure team across Australia and New Zealand.
+ As a key member of our team, you will support the growth of our water and wastewater treatment business through delivering great work.
+ You will work with the team to deliver a range of significant national and international projects, covering the full project lifecycle from planning and investigations, concept design, detailed design and post-project completion support.
+ You will have opportunities to be mentored by leaders and industry experts in our business and will in turn mentor and develop emerging engineers to shape our future professionals.
**Qualifications**
**The qualities that help you thrive:**
The following qualifications and experience are highly desired, but if you don't tick all the boxes you could still be a perfect fit for this role. Please apply, all applications will be considered.
+ Relevant tertiary degree - essential & RPEQ / RPEV, CPEng - highly regarded.
+ Demonstrated process design experience in water and/or wastewater projects within a dynamic consulting and design environment.
+ Proficiency in water/wastewater process modelling software.
+ Experience delivering multi-disciplinary solutions and supporting/leading technical teams.
+ Passion for delivering high quality work, with excellent client and stakeholder engagement skills.
**Additional Information**
**Why you'll love working with us:**
+ Flexible work arrangements, including alternative start/finish times, part-time, job-sharing and hybrid work options.
+ Up to 22 weeks parental leave, 2 weeks paid partner leave and up to 12 weeks paid alternative primary carer leave.
+ Annual professional membership cover.
+ Corporate health insurance discount, free annual flu vaccinations and skin checks.
**Ready to push the limits of what's possible?**
We welcome applications from individuals of all backgrounds, including those with disabilities, additional health or mental health needs, and/or neurodiverse conditions. If you require any adjustments during the hiring process, please let us know.
Applications are reviewed as they come in, and the role may close earlier than expected, so if this opportunity sounds like you, we encourage you to apply as soon as possible.
**Learn more about life at AECOM:** LinkedIn, Facebook , Instagram, X, YouTube - explore our AECOM voices, employee stories, latest projects, and much more!
#Work180
AECOM acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and our communities live and work around Australia. We pay our respects to their cultures and to their Elders - past, present, and emerging. We are committed to connecting to Country in our work through meaningful engagement with First Nations peoples and businesses. Find out more about our Australian Reconciliation Action Plan here: AECOM**
AECOM is the world's trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle - from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $13.1 billion in fiscal year 2022. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.
**Freedom to Grow in a World of Opportunity**
You will have the flexibility you need to do your best work with hybrid work options. Whether you're working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.
You will help us foster a culture of equity, diversity and inclusion - a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.
AECOM provides a wide array of compensation and benefits programs to meet the diverse needs of our employees and their families. We also provide a robust global well-being program. We're the world's trusted global infrastructure firm, and we're in this together - your growth and success are ours too.
Join us, and you'll get all the benefits of being a part of a global, publicly traded firm - access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person's potential, and we'll help you reach yours.
**ReqID:** J
**Business Line:** Water
**Business Group:** DCS
**Strategic Business Unit:** ANZ
**Career Area:** Engineering
**Work Location Model:** Please Select