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Sr Process Engineer Jobs in Ontario (NOW HIRING)

Smarter Alloys

Senior Process Engineer

Cambridge, ON · On-site

Senior Process Engineer Location: Cambridge, Ontario (On-site) Type: Full Time, Permanent Shift: Day shift, with flexibility during equipment commissioning and start-up ABOUT SMARTER ALLOYS Smarter ...

Linamar

Senior Process Engineer

Guelph, ON · On-site

Senior Process Engineer Job Summary As a Senior Process Engineer, you will be responsible for the full scope of projects, including development, planning, execution and implementation of ...

True Environmental

Senior Process Engineer I

Toronto, ON · On-site +1

CA$130K - CA$170K/yr

Senior Process Engineer Vancouver, BC; Toronto, ON; Whitehorse, YT; Calgary, AB; Saskatoon, SK; Remote - Regular-Full Time As a Senior Process Engineer , you will be responsible for working within an ...

Hatch

Senior Process Engineer - Metals

Mississauga, ON · On-site

The Senior Process Engineer will be part of an engineering team providing engineering services and/or field support. Client liaison and maintaining the focus of the project on achieving unprecedented ...

Kimberlyclark

Senior Process Engineer

Huntsville, ON · On-site

Senior Process Engineer Join the team behind iconic brands like Huggies, Kleenex, Cottonelle, Scott, Kotex, Poise, Depend, and Kimberly-Clark Professional. At Kimberly-Clark, it's all here for you ...

Kimberly-Clark

Senior Process Engineer

Huntsville, ON · On-site

Senior Process Engineer Join the team behind iconic brands like Huggies, Kleenex, Cottonelle, Scott, Kotex, Poise, Depend, and Kimberly-Clark Professional. At Kimberly-Clark, it's all here for you ...

Magna

Senior Process Engineer

Guelph, ON

Minimum 5 years process engineering experience in automotive manufacturing. * Experience in Reaction Injection Molding (RIM), SMC composite processing or related polymer/composite manufacturing ...

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Sr Process Engineer information

What are the key skills and qualifications needed to thrive as a Sr Process Engineer, and why are they important?

To thrive as a Sr Process Engineer, you need a solid background in chemical, mechanical, or industrial engineering, often with a bachelor's or master's degree and relevant industry experience. Familiarity with process simulation software (such as Aspen Plus or HYSYS), Six Sigma or Lean certifications, and knowledge of safety and regulatory standards are typically required. Strong problem-solving, project management, and communication skills help distinguish top performers in this role. These skills and qualifications are vital for optimizing processes, ensuring efficiency and safety, and driving continuous improvement in complex manufacturing environments.

What are Sr Process Engineers?

Senior Process Engineers are experienced professionals responsible for designing, optimizing, and overseeing the processes used in manufacturing or production environments. They analyze workflows, troubleshoot process issues, and implement improvements to increase efficiency, reduce costs, and ensure product quality. Sr Process Engineers often lead teams, manage projects, and work closely with other departments such as quality assurance, maintenance, and operations. Their expertise is crucial in industries like chemicals, pharmaceuticals, oil and gas, and food processing. They typically hold a degree in engineering and have several years of experience in process engineering roles.

How does a Sr Process Engineer typically collaborate with cross-functional teams to improve manufacturing efficiency?

Sr Process Engineers work closely with teams such as production, quality assurance, maintenance, and R&D to identify areas for process optimization. They often lead or participate in cross-functional meetings to gather data, analyze workflow bottlenecks, and implement solutions that enhance efficiency and product quality. Effective communication and project management skills are essential, as Sr Process Engineers must balance technical requirements with practical constraints while ensuring all stakeholders are aligned with proposed changes.

What is the difference between Sr Process Engineer vs Process Engineer?

AspectSr Process EngineerProcess Engineer
QualificationsBachelor's degree in engineering, 5+ years experience, certifications like Six SigmaBachelor's degree in engineering or related field, 1-3 years experience
ResponsibilitiesLead process improvements, optimize manufacturing processes, mentor junior staffAssist in process development, data collection, support process optimization
Work EnvironmentManufacturing plants, industrial facilities, cross-functional teamsManufacturing settings, engineering teams, project-based tasks

The main difference between a Sr Process Engineer and a Process Engineer lies in experience, responsibility level, and scope of work. The Sr Process Engineer typically leads projects, mentors others, and has more advanced qualifications, while the Process Engineer supports and executes process improvements under supervision.

What are popular job titles related to Sr Process Engineer jobs in Ontario? For Sr Process Engineer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Sr Process Engineer jobs in Ontario look for? The top searched job categories for Sr Process Engineer jobs in Ontario are:
What cities in Ontario are hiring for Sr Process Engineer jobs? Cities in Ontario with the most Sr Process Engineer job openings:
Sr Process Engineer jobs near you
Infographic showing various Sr Process Engineer job openings in Ontario as of July 2026, with employment types broken down into 1% Locum Tenens, 92% Full Time, 4% Part Time, and 3% Contract. Highlights an 86% Physical, 6% Hybrid, and 8% Remote job distribution.

Senior Process Engineer

TWD Technologies Ltd.

Burlington, ON • On-site

Contractor

Posted 4 days ago

Job description

Senior Process Engineer – Join a Team That Puts People First
At TWD, we know the secret to success isn’t just technical skill, it’s the people behind it. That’s why we hire for attitude first. If you’re collaborative, positive, and driven to grow, you’ll thrive here. We’re not a typical EPCM company. We’re a family-oriented team with global reach, working on exciting projects in Oil & Gas, Infrastructure, Renewables, and more. Our name says it all: Together We Deliver.
Job Summary
As a Senior Process Engineer, you will lead the planning, development, and execution of complex process engineering activities across energy and oil & gas projects from concept through commissioning and operational support. You will provide technical leadership, develop innovative engineering solutions, and ensure process designs meet client requirements, applicable industry standards, and company procedures. Working within multidisciplinary project teams, you will mentor engineers, support project delivery, and contribute to the continuous improvement of engineering practices within a global engineering environment. This position is based out of our Burlington, ON office.
Key Responsibilities
Process Engineering Support
  • Develop and prepare process engineering deliverables, including process flow diagrams (PFDs), piping and instrumentation diagrams (P&IDs), process descriptions, and engineering reports.
  • Perform process engineering calculations, including material and energy balances, hydraulic calculations, equipment sizing, relief system evaluations, and utility assessments.
  • Prepare and review process datasheets, equipment specifications, and other technical documentation.
  • Evaluate process design alternatives and recommend practical, safe, and cost-effective engineering solutions.
Project Execution
  • Execute process engineering activities across concept, FEED, detailed design, commissioning, and project closeout phases as required.
  • Coordinate process engineering deliverables to meet project schedules, budgets, and quality objectives.
  • Support engineering change management activities and resolve technical issues throughout the project lifecycle.
  • Participate in technical reviews and contribute to continuous improvement initiatives.
Process Safety & Compliance
  • Ensure engineering designs comply with applicable industry codes, standards, regulatory requirements, and client specifications.
  • Participate in process safety studies, including HAZID, HAZOP, and other risk assessments, and implement resulting actions where applicable.
  • Support safe design practices by identifying and mitigating process-related risks throughout project execution.
  • Maintain engineering documentation in accordance with company quality management procedures.
Collaboration & Technical Leadership
  • Collaborate with multidisciplinary engineering teams to ensure coordinated and integrated project delivery.
  • Provide technical support and guidance to junior engineers and review their work for accuracy and quality.
  • Interface with project managers, clients, vendors, and other stakeholders to support engineering execution and resolve technical queries.
  • Participate in project meetings and provide process engineering expertise throughout project development.

Qualifications & Skills
  • Bachelor's degree in Chemical Engineering or a related engineering discipline.
  • 4–9 years of relevant process engineering experience within the energy, oil & gas, or industrial sectors.
  • Strong understanding of process engineering principles, equipment design, process simulation concepts, and engineering calculations.
  • Experience developing and reviewing process engineering deliverables throughout multiple project phases.
  • Working knowledge of applicable industry codes, standards, and engineering best practices.
  • General proficiency with process engineering software and engineering design tools.
  • Strong analytical, problem-solving, and decision-making skills with attention to technical quality.
  • Effective communication and interpersonal skills with the ability to work collaboratively across multidisciplinary teams.
  • Demonstrated ability to prioritize workload, manage multiple assignments, and meet project deadlines.
  • Experience mentoring or providing technical guidance to junior engineering staff is considered an asset.

Note: This job description is intended to convey information essential to understanding the scope of the position and is not exhaustive. Duties and responsibilities may be subject to change based on business needs and management discretion.
 

We embrace diversity and are committed to creating an inclusive environment for everyone. We are an equal opportunity employer and welcome all qualified applicants. If you require accommodation at any time throughout the recruitment process, please contact our Human Resources Team.

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