Senior to Principal Process Engineer

WorleyParsons; Calgary; On-site; CAD 122,000 - 206,000; Full time

Job summary

Worley is seeking a Senior to Principal Process Engineer to join our team and lead process engineering across energy, chemicals, resources and industrial projects. The role offers opportunities to contribute from early studies through start-up, with mentorship to junior engineers and a strong focus on delivering high‑quality design deliverables.

The position supports work in Calgary, Edmonton or Vancouver, with a preference for candidates capable of guiding multidisciplinary teams through

Qualifications

• Demonstrated process engineering experience within energy, chemicals, resources or related industries.
• Strong technical and practical engineering skills delivering quality, accurate work.
• Working knowledge of local and international standards, codes and regulatory requirements.
• Experience delivering multidisciplinary project deliverables.
• Experience with process engineering software such as Aspen HYSYS, Aspen Plus, CAD and Office suites.

Responsibilities

• Deliver process engineering services that meet requirements, on time and within budget.
• Prepare and review PFDs, P&IDs, design calculations and process simulations.
• Mentor junior engineers and provide technical guidance as needed.
• Support feasibility studies, conceptual design, FEED and detailed engineering.
• Communicate effectively with multidisciplinary project teams, customers and suppliers.

Skills

Process engineering

Mentor engineers

Team collaboration

Regulatory understanding

Education

Bachelor’s Degree in Chemical Engineering

P.Eng. designation or eligible

Tools

Aspen HYSYS

Aspen Plus

CAD applications

Microsoft Office

Job description

Job Description - Senior to Principal Process Engineer (CAL01X4)

Senior to Principal Process Engineer - CAL01X4

Company : Worley

Primary Location

Other Locations

Job

Process

Schedule

Full-time

Employment Type : Employee

Job Posting

Aug 20, 2026

Unposting Date

Ongoing

Reporting Manager Title : Director, Process & Technology

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.

Purpose

We are currently recruiting for aSenior / Principal Process Engineerto join our team of world‑class experts and dynamic problem‑solvers. The successful candidate will provide process engineering expertise across a diverse portfolio of energy, chemicals, resources, and industrial projects. Depending on experience, the individual will serve as a senior technical contributor, supporting projects through all phases of execution, from early studies and concept development through detailed engineering, construction, commissioning, and start‑up. This is a full‑time position based in either Calgary or Edmonton, or Vancouver.

Responsibilities

• Deliver process engineering services that meet Worley, its customers, and applicable statutory and regulatory requirements, on time and within budget.
• Perform process engineering activities such as:
  • Identify and report changes to project scope.
  • Assist with the preparation of proposals, estimates, budgets, and schedules.
  • Support procurement, construction, commissioning, and start‑up activities, including preparation of requisitions, technical bid evaluations, and vendor reviews.
  • Contribute to technical studies, process design analyses, troubleshooting, and optimization initiatives.
  • Prepare and review engineering deliverables including process simulations, design calculations, process flow diagrams (PFDs), P&IDs, equipment specifications, reports, and other technical documentation.
• Participate in feasibility studies, conceptual design, FEED, detailed engineering, and brownfield modification projects.
• Ensure engineering work complies with applicable codes, standards, regulatory requirements, and customer specifications.
• Provide technical guidance and mentorship to junior and intermediate engineers, when required.
• Communicate effectively with multidisciplinary project teams, customers, suppliers, and other stakeholders.
• Maintain awareness of industry developments, emerging technologies, and best practices in process engineering.
• Identify issues and problems, develop appropriate solutions, and seek assistance when required.

RequiredTechnical and Industry Experience

• Demonstrated process engineering experience within the energy, chemicals, resources, or related industries.
• Strong technical and practical engineering skills with the ability to consistently deliver quality, accurate, and timely work.
• Solid understanding of the fundamental requirements of process engineering and the basic requirements of other engineering disciplines.
• Working knowledge of applicable local and international standards, codes, and regulatory requirements.
• Experience developing process engineering deliverables for multidisciplinary projects.
• Competent use of process engineering software and relevant tools such as Aspen HYSYS, Aspen Plus, CAD applications, and Microsoft Office Suite.
• Experience supporting projects through multiple phases of execution, including studies, design, procurement, construction, and commissioning.
• Ability to evaluate technical issues, develop practical solutions, and provide sound engineering judgement.
• For Principal-level candidates, recognized technical expertise and extensive experience supporting complex projects within the energy, chemicals, resources, or industrial sectors.
• Demonstrated ability to mentor engineers and contribute to technical excellence across project teams.

Education, Qualifications, Accreditation, Training Required:

• Bachelor’s Degree in Chemical Engineering or a related engineering discipline.
• Professional Engineer (P.Eng.) designation, or eligibility to obtain registration.
• Experience within consulting, engineering services, EPCM, or owner‑operator environments.
• Experience across one or more sectors including upstream, midstream, downstream, petrochemicals, refining, LNG, CCUS, hydrogen, renewable fuels, mining, or industrial processing facilities.

For applicants based in the province of British Columbia, the salary range is $122,176 to $206,123
Application of the pay band: Variation in salary is determined by factors such as the candidate’s qualifications, relevant years of experience, geographic location, internal pay equity, and prevailing market conditions for the specific role.

Moving forward togetherWe’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.