Principal Process Engineer (Flow Assurance)
Confirmed on the employer's own hiring board on Oct 14, 2026. First seen by Alion on Sep 22, 2026. Worley scores B on the Alion truth index.
About us
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 specialize 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.
Job Purpose
We are seeking an experienced Principal Process Engineer to support offshore oil & gas projects, responsible for leading process engineering activities across all project phases. The role requires strong technical expertise, leadership capabilities, and the ability to deliver high-quality engineering solutions in line with project requirements and industry standards.
The Role
As a Principal Process Engineer with Worley, you will work closely with our existing team to deliver projects for our clients while continuing to develop your skills and experience etc.
- Flow Assurance (OLGA)
- Lead and execute process engineering deliverables for offshore projects (concept, FEED, detailed engineering).
- Develop and review Process Flow Diagrams (PFDs), Piping & Instrumentation Diagrams (P&IDs), and process calculations.
- Perform and supervise process simulations, heat & material balance calculations, and optimization studies.
- Prepare and review process design basis, philosophies, and specifications.
- Conduct or support HAZID, HAZOP, SIL, and other process safety studies.
- Coordinate with multidisciplinary teams (piping, mechanical, instrumentation, electrical).
- Provide technical guidance to junior engineers and review their deliverables.
- Ensure compliance with client specifications, international codes/standards (API, ASME, ISO), and company procedures.
- Participate in client meetings, technical discussions, and design reviews.
- Support proposal engineering and estimation activities when required.
- Identify risks, propose mitigation measures, and ensure timely project delivery.
About You
To be considered for this role it is envisaged you will possess the following attributes:
- Bachelor’s degree in Chemical Engineering (Master’s preferred).
- Minimum 18+ years of experience in process engineering, with strong exposure to offshore oil & gas projects.
- Proven experience in FEED and detailed engineering phases.
- Strong knowledge of process design, equipment sizing, and offshore systems.
- Experience in process simulation tools (e.g., Aspen HYSYS, UniSim).
- Good understanding of process safety and risk assessment methodologies.
- Excellent communication and stakeholder management skills.
Preferred Skills
- Prior experience working on international offshore projects.
- Exposure to brownfield modifications and debottlenecking studies.
- Familiarity with digital engineering tools and workflows.
- Ability to mentor teams and drive engineering quality.
Key Competencies
- Strong analytical and problem-solving skills
- Leadership and team collaboration
- Effective communication and client-facing skills
- Quality and safety mindset
- Time management and ability to work under pressure
Moving forward together
We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.
And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology. Whatever your ambition, there's a path for you here.
And there's no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.