Senior Principal Instrumentation Designer

Purpose:

Lead the instrumentation design team on assigned projects or project phases, providing technical direction, work planning, and design coordination from concept through construction support.

Responsibilities:

• Develop, review, and check instrumentation deliverables including instrument location plans, installation details, loop diagrams, wiring and termination diagrams, junction box schedules, I/O lists, panel layouts, cable tray/conduit routing, and construction work packages.
• Ensure discipline deliverables meet technical quality, accuracy, safety, constructability, client specifications, Worley standards, and applicable industry codes and practices.
• Coordinate closely with engineering, project management, piping, electrical, civil/structural, process, procurement, vendors, clients, and workshare teams to support integrated project delivery.
• Perform discipline administrative responsibilities including developing and monitoring manpower plans, schedules, budgets, progress reporting, design requirements, drafting data, and workshare packages.
• Provide design sketches, technical guidance, and practical design solutions for drawing and model preparation by designers and CAD technicians.
• Review and resolve 3D model interferences and clashes related to instrument locations, supports, cable tray, conduit routing, equipment access, and discipline interfaces.
• Check work prepared by lower-level designers and CAD technicians for compliance with project requirements, customer standards, Worley procedures, and discipline best practices.
• Mentor and support the development of junior designers and CAD technicians, including providing technical coaching and input on performance and development needs.
• Plan and conduct field investigations, site walkdowns, data gathering, and as-built verification at customer facilities as required.

What you will bring

Technical/Industry Experience and Qualifications Requirements:

• Typically 12+ years of instrumentation design experience, preferably supporting oil and gas, refining, chemical, petrochemical, energy, or heavy industrial projects.
• Strong experience leading instrumentation design work on complex multi-discipline projects, including coordination of design teams, schedules, budgets, and deliverables.
• Proficiency with AutoCAD and SmartPlant Instrumentation/SPI is required; experience with MicroStation and 3D modeling tools such as Smart 3D, E3D, PDMS, or Navisworks is preferred.
• Working knowledge of instrumentation design deliverables, industry codes and standards, construction practices, field verification, and plant safety requirements.
• Experience with instrument indexes, I/O lists, loop drawings, wiring diagrams, junction box schedules, instrument installation details, material take-offs, and construction packages.
• Strong communication, organization, problem-solving, and collaboration skills with the ability to interface effectively with clients, project teams, vendors, and workshare partners.
• Ability and willingness to travel to project sites and client facilities as required; TWIC eligibility may be required depending on project assignment.

Education - Qualifications, Accreditation, Training:

Required:

• Technical diploma, associate degree.

Preferred:

• Equivalent design/drafting experience preferred.

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.