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.

What We Offer

Work Environment – Work onsite at our East Saint John location with access to our fitness facility

Competitive Compensation

• Including an annual bonus plan, and pension plan

Flexible Benefits Plan

• In effect from day one and offers three levels of coverage to select from to meet your unique, personal needs

Paid Vacation – Plus an annual option to purchase additional vacation, too

Wellness Support – With an annual wellness allowance, paid personal care days and a 24/7 Employee & Family Assistance Program

Opportunity to give back to some amazing causes in our community

• Choose when and where to make an impact with a paid volunteer day, company volunteer opportunities and a donation matching program

Your Responsibilities

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.

Your Skills

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

Your Experience

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