Senior Process Engineer

As a Senior Process Engineer within Irving Oil’s Engineering Services team, you will support the largest oil refinery in Canada and our terminal network through engineering projects that improve safety, reliability, and operational performance. Your goal will be to lead complex initiatives from concept to completion, applying your technical expertise to optimize processes and deliver value across the business. Your success will be demonstrated through your ability to execute projects, influence positive operational outcomes, and mentor developing engineers.

If you are interested in this exciting opportunity with Irving Oil, please apply by November 8, 2026. 

• →Lead engineering and design efforts on complex, multi-discipline capital /expense projects
• →Check and approve work and provide working supervision, guidance, and assistance to team members
• →Develop and implement plans for problem solving and complex design completion, as well as other improvement initiatives
• →Perform quality management and routine procedure reviews
• →Keep cross-functional leaders informed of project progress and status updates
• →Contribute to continuous improvement of the whole discipline team and Engineering Services department at a leadership level, identifying opportunities, and coordinating resources to implement those improvements
• →Collaborate on project work and studies with 3rd party consultants, technology licensors and engineering contractors
• →Remain current on emerging refining technologies
• →Perform heat and material balance and process simulations, hydraulic calculations, preparation of equipment/ instrument datasheets and line lists, process design basis, management of PFDs and P&IDs, development of operating guidelines, etc.

• Proficient process engineer on brownfield capital projects
• Strong technical report writing and presentation / communication skills
• Well organized, and able to assign and direct process engineering activities on multiple projects being developed in parallel, while retaining focus on project cost and schedule commitments, cross-discipline dependencies, field requirements, relevant codes and standards, and stakeholder requirements
• Demonstrated skills to work collaboratively with others both in own team and cross-functional teams
• Able to communicate disagreements in design and constructively influence required changes across engineering disciplines
• Excellent understanding of oil refinery operations and associated economic drivers
• Strong understanding of applicable regulatory and industry codes, e.g. ASME, API, NFPA, CSA
• Proficiency with Process Hazard/Risk Assessment methods including What-If, HAZID, HAZOP, LOPA is essential
• Proficiency with the following process engineering software tools – Aspen HYSYS, EDR or HTRI, AFT Fathom / Arrow. Experience in MySep and Salus would be considered an asset
• This role requires periodic visits to operating facilities and the ability to work safely in field environments while wearing all required personal protective equipment (PPE) in accordance with safety standards

• University degree in Chemical Engineering with P.Eng., designation (or immediate eligibility) in New Brunswick is required
• Minimum of 10 years of experience in process design in chemical, petrochemical or oil & gas plants

The expected annual salary range for this position is $95,207 - $148,524. Placement within range will be based on relevant experience, qualifications, and skills. 

Irving Oil is committed to supporting a diverse and inclusive work environment. We thrive on the good energy that’s created when our people from different backgrounds, identities, cultures and experiences share their unique perspectives. Diversity is key to our success and inclusion is everyone’s responsibility.​

Job Requirements - Work Experience

Job Requirements - Education