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Principal Process Engineer

KBR Inc.
Melbourne, Victoria, Australia Posted Oct 1, 2026
On-site

About this role

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 Melbourne water team, supporting projects that are helping shape the future of water infrastructure across Victoria and Australia. Our Water team offers services across the full water cycle, delivering major pipelines, large pumping stations, and advanced water, wastewater and recycled water treatment plants.

KBR has significant work in hand supporting key water utilities such as Melbourne Water, South East Water, Sydney Water, WaterNSW, SA Water, Seqwater, Urban Utilities and Unitywater to achieve phased savings in capital expenditure while delivering the best environmental and community outcomes.

We have long-term panel contracts across consulting, design and construction, enabling us to offer opportunities from strategy development and planning through all stages of design and into construction and commissioning support.

You will play a vital role in not only the local Melbourne team, but also the national water business, 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 into projects, providing opportunities to future-proof and broaden your skills in the digital sphere.

Who are you?

You are a detailed design focused Principal Process Engineer who is motivated by achievement and outcome orientated. Your experience with design practices for water & wastewater treatment plants across major utilities will be champinoed. 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 detailed design of large water and wastewater treatment plants, showing technical, commercial and people leadership

  • Technical adviser across RO, PRW, UV, aerobic and anaerobic digestion - detailed design phases

  • 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!

  • 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.

  • About Us

  • KBR — Delivering Solutions, Changing the World.

  • KBR brings together the best and brightest to deliver science, technology and engineering solutions that help governments and companies around the world accomplish their most critical missions and objectives.

In everything we do, we are guided by our ONE KBR Values:

  • We Value Our People – We create diverse, inclusive environments in which each person can feel safe, respected and valued, and where everyone has opportunities to grow and reach their full potential.

  • We Deliver – We are uncompromising in our commitment to deliver innovative, high-quality, technology-led solutions for our customers and exceptional, sustainable value for all our stakeholders.

  • We Are People of Integrity – We value honesty, trust, courage, fairness, prudence and tenacity. We believe doing what’s right for the planet, the communities where we work, and our people is good for business.

  • We Empower – We empower our people with a shared purpose, the right tools and the supportive culture they need to be proactive decision-makers, to be adaptive to change, and to succeed.

  • We Are a Team of Teams – We have a will to succeed, but we value the achievements of our team of teams over individual accomplishments. Our collective focus makes us a better, stronger, more effective company.

  • We have also embedded environmental, social and governance (ESG) principles in every business operation and corporate function. Not only are we committed to operating safely, sustainably and equitably, but we are also committed to using our capabilities and expertise to help our customers accomplish their sustainability goals.

  • Worldwide, KBR employs a diverse workforce approximately 29,000 people strong, with customers in more than 80 countries and operations in 40 countries.

  • At KBR, We Deliver.

  • Fraud Alert

  • Fraud has infiltrated the job placement market via the internet, email and direct phone contact. Attempts have included unauthorized use of KBR’s name and logo to solicit potential job seekers or to extend false job offers. Bad actors may mix in fake job advertisements with legitimate postings. These ads can include contact instructions and require job seekers to send sensitive personal information or money to pay for visa applications, processing fees, etc., in exchange for consideration for a high-paying position.

  • KBR will never ask for any sort of advance payment as part of the recruiting/hiring process. Candidate profiles are carefully managed to protect personal information.

  • Read More

  • Follow Us

  • KBR RECRUITMENT PRIVACY NOTICE MATERIALS

  • © 2026 Workday, Inc. All rights reserved.

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