Principal Instrumentation Designer

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Employment: Full Time

Building on our past. Ready for the future

Worley is a global professional services company of energy, chemicals and resources experts. We partner with customers to deliver projects and create value over the life of their assets. We're bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now.

Specific Accountabilities
- Knowledge and experience working with instrumentation & control systems such as process instrumentation, DCS, RTU, SCADA, Fire & Gas, ESD Systems & Valves.
- In-depth knowledge and hands-on strong experience with Smart Plant Instrumentation, Smart Plant Review of SP3D, PDS/PDMS and MicroStation.
- Participate in HAZOP, PHA, HIPS, SIS, SIL, Value engineering, Constructability, Model Review, Lesson learned workshops.
- Participate in multidiscipline engineering reviews, project meetings, vendor meetings and coordination.
- Coordinate engineering studies, and review packages. Works to resolve inter-discipline inconsistencies and coordinate with team members to ensure design is safe and environmentally friendly.
- Develop engineering design scope, estimates, proposals, change orders.
- Prepare plans, layouts and designs with supporting calculations for specifications, and delegate drafting to assist in the production of detailed drawings, the development of tools, quantities, materials lists and cost estimates as required.
- Proficient in development of Instrument wiring and loop drawings along with Instrument hook up details & detailed MTO
- Check and plans, designs, materials purchased and equipment for conformity with project specifications.
- Liaise with engineers regarding design development work and task related to construction, conduct site visits and execute or plan strategies.
- Participate in the planning of resources and project manhour estimates as required Good technical, team and interpersonal skills. Mentors/trains and support training and skill development of design team members and perform annual evaluations .
- Quality Assurance - Responsible for working within the provisions and guidelines of the Quality Assurance system relevant to the Oil & Gas Business Unit.
- Safety - Responsible for personal safety safe working practices for the Oil & Gas. Understand and follow OH&S procedures.

Technical and Industry Experience:
- Working knowledge of Instrumentation & Control deliverables such as:
- Panel (JB and Marshalling) Design
- P&ID's
- Loop Drawings
- Wiring Drawings
- Motor Control Schematics
- Instrument Location Drawings
- Instrument Installation Details
- Instrument Specifications (Datasheets)
- I/O Lists
- Bill of Materials
- Conduit/Tray/Cable Schedules
- Control Narratives
- Cause and Effect Diagrams
- Construction or Engineering Work Packages.
- Working knowledge (design/configuration/implementation) of any of the following systems:
- PLCs, preferable Emerson & Yokogawa RTU
- SISs, preferable Triconex.
- DCS, preferable Honeywell TDC/TPS/Experion
- Working knowledge of industry standards and codes related to Instrumentation & Control system deliverables.
- Being able to work with multiple and concurrently small and medium projects.
- Working knowledge of Computer-Aided Design software.
- Working knowledge of SmartPlant Instrumentation (SPI) software.
- Working knowledge (design/implementation) of Communication Networks is a plus.
- Competent use of relevant software such as MS Office Suite

Essential Skills/Experience

Tertiary qualifications and relevant experience with a particular focus on offshore Oil & Gas production complex and wellhead platforms. Incumbents receive regular but not detailed supervision.

Moving forward together

We're committed to building a diverse, inclusive and respectful workplace where everyone feels they belong, can bring themselves, and are heard. We provide equal employment opportunities to all qualified applicants and employees without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by law.

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.

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.


Worley is a leading global provider of professional services in the energy, chemicals and resources sectors. We partner with our customers to address their most critical challenges at every stage of their projects: from initial concepts to sustaining and enhancing their assets. And we provide smarter, bolder solutions while delivering on our own sustainability commitments.

We are 51,000 bright minds across 46 countries all driven by a common purpose – delivering a more sustainable world. While working to fulfill our ambition to be recognized globally as the leader in sustainability solutions.

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