Senior Process Engineer - Bauxite & Alumina

We are seeking a Senior Process Engineer to join our Bauxite & Alumina Centre of Excellence. You will bring experience in operations, consulting and/or process design engineering within the energy, chemicals, minerals or metals sectors, with alumina refinery experience highly regarded. The ideal candidate will have a strong foundation in process engineering and experience supporting studies, brownfield modifications, debottlenecking initiatives, operational improvement programs and capital projects. Familiarity with Bayer process operations, plant troubleshooting, process optimisation and delivering practical, fit-for-purpose solutions in an operating refinery environment will be highly valued.

Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialise in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions.

Support conceptual, pre-feasibility and detailed process engineering designs for greenfield and brownfield expansion projects. Develop process engineering deliverables including Design Criteria, Mass and Energy Balances, process simulations, calculations, Process Flow Diagrams (PFDs), Piping and Instrumentation Diagrams (P&IDs), datasheets, control philosophies and technical reports. Complete preliminary equipment sizing activities and engage with vendors to ensure selected equipment meets process requirements. Conduct technical bid evaluations and obtain budgetary quotations to support capital cost estimates. Support process evaluations and trade-off studies to justify major project decisions using multi-criteria assessment methodologies. Collaborate with Process Leads and multidisciplinary engineering teams in HAZID, HAZOP, 3D model reviews and other technical workshops to deliver high-value, optimised and inherently safe technical solutions with strong consideration of technical risk and economic viability. Work within company procedures, technical guidelines, quality assurance frameworks, safety requirements and project-specific standards. What You'll Have A Bachelor’s degree in Chemical Engineering, Metallurgy or a related science discipline. Experience in hydrometallurgical processes, with Bayer processing experience preferred. Professional accreditation and compliance with local engineering registration requirements, or active progress towards achieving registration. Strong time management skills and the ability to manage competing priorities effectively. Experience supporting front-end conceptual studies and pre-feasibility studies (preferred). Operational plant experience (advantageous). Experience using process simulation software such as METSIM, SysCAD, HSC or similar packages (advantageous). A demonstrated commitment to continuous learning and professional development. Strong computer skills and proficiency with Microsoft Office applications. Brisbane or Perth location preferred, although other locations may be considered. Why You Should Apply Join a fun, inclusive and globally connected team of professionals. The opportunity to influence projects of global importance. Competitive remuneration and employee benefits. Access to a world-class network of technical experts. A collaborative environment that values technical excellence and knowledge sharing. Career development opportunities beyond this role. Moving Forward Together We want our people to be energized and empowered to drive sustainable impact. Our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and