1

Senior Process Engineer Jobs in Ontario (NOW HIRING)

Be Seen First

Process Engineer

North York, ON ยท On-site

CA$75K - CA$84K/yr

The Process Engineer is responsible for the exploration and potential development of new and existing materials, equipment and processes related to Injection Molding. Collaborate with Global ...

Process Engineer Job Summary Responsible for determining the operations required for fabrication and assembly of products by reviewing parts drawings, specifications, and other engineering data. Plan ...

Process Engineers play a vital role in supporting the development and production of high-quality parts. By working in our technical department, there are endless growth opportunities for an exciting ...

The Process Engineer is involved in customer service, quoting, project management and order entry for new existing customers. They will need to have the ability to communicate with various ...

Process Engineer - Toronto

Toronto, ON ยท Hybrid

CA$90K - CA$125K/yr

Description & Requirements Process Engineer Location: Toronto, ON Type: Permanent Full-time Salary: $90,000 - $125,000 CAD Primero America's team is currently looking for a Process Engineer. This is ...

Summary As a Process Engineer, you will work with the Engineering team on projects within a fast-paced manufacturing environment. These responsibilities are to be carried out in a manner which ...

The Process Engineer is a key contributor and champion of the advancement of our Factories towards Mondelez Quest to Be the Best Vision. * Responsible for Loss Intelligence, Loss Eradication and Loss ...

Corporate Process Engineer

Brampton, ON ยท On-site

CA$83K - CA$98K/yr

IKO Industries is seeking a Corporate Process Engineer to join our team of skilled professionals reporting to the Process Engineering Manager. The main objective of the role is to provide process ...

LAPORTE is seeking a Food Process Engineer with 6 to 10 years of experience in process design for the food, beverage, or biotech industry to join our team in Toronto, Ontario. Our Food Process ...

Process Engineer/Metallurgist

Foleyet, ON ยท On-site

CA$80K - CA$115K/yr

The Process Engineer is responsible for optimizing and improving the performance of the talc grinding and flotation circuits to ensure efficient, safe, and consistent production. The role involves ...

Step Into a Technical Leadership Role Driving Biotech Innovation Process Engineer III - Tech Transfer Lead (Drug Substance Biotech) Imagine being the person who bridges scientific innovation and ...

Process Engineer/Metallurgist

Foleyet, ON ยท On-site

CA$80K - CA$115K/yr

The Process Engineer is responsible for optimizing and improving the performance of the talc grinding and flotation circuits to ensure efficient, safe, and consistent production. The role involves ...

Mining Process Engineer

London, ON ยท Hybrid

CA$115K - CA$135K/yr

The Mining Process Engineer designs and builds intelligent control systems that transform plant performance at mining and mineral processing operations. Working across the full control stack, from ...

Showing results 41-60

Senior Process Engineer information

See Ontario salary details

$56.5K

$108.7K

$161K

How much do senior process engineer jobs pay per year?

As of Jul 26, 2026, the average yearly pay for senior process engineer in Ontario is $108,691.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,000.00 and $118,000.00 per year, depending on experience, location, and employer.

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

AspectSenior Process EngineerProcess Engineer
QualificationsBachelor's or Master's in Engineering, often with 5+ years experienceBachelor's degree in Engineering or related field, typically 1-3 years experience
ResponsibilitiesLeading process improvements, mentoring, project managementSupporting process development, data analysis, assisting senior staff
Work EnvironmentDesign teams, manufacturing plants, R&D departmentsManufacturing facilities, engineering teams, operational support

Senior Process Engineers typically have more experience, leadership duties, and oversee complex projects, while Process Engineers focus on supporting process development and implementation. Both roles are essential in manufacturing and engineering industries, but the senior role involves greater responsibility and strategic planning.

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

To thrive as a Senior Process Engineer, you need a strong background in chemical or process engineering, problem-solving skills, and typically a bachelor's or master's degree in a relevant field. Expertise in process simulation software (such as Aspen Plus or HYSYS), Six Sigma or Lean certifications, and familiarity with process control systems are highly valued. Outstanding analytical abilities, leadership, and effective communication set top performers apart in this role. These skills and qualifications are crucial for optimizing processes, ensuring safety and compliance, and leading teams to achieve operational excellence.

What does a Senior Process Engineer do?

A Senior Process Engineer is responsible for designing, optimizing, and overseeing processes within manufacturing or production environments. They analyze workflows, troubleshoot issues, and implement improvements to increase efficiency, safety, and product quality. Senior Process Engineers often lead projects, mentor junior engineers, and collaborate with cross-functional teams to ensure operational excellence. Their expertise is vital in industries like chemicals, pharmaceuticals, oil and gas, and food processing.

What are some common challenges Senior Process Engineers face when working on cross-functional teams?

Senior Process Engineers often collaborate with professionals from various departments, such as operations, quality, and maintenance. A common challenge is aligning diverse priorities and communication styles to achieve shared project goals. Successfully managing these differences requires strong interpersonal and project management skills, as well as the ability to translate technical concepts for non-engineering colleagues. Regular meetings and clear documentation can help ensure everyone stays informed and engaged throughout the process.
What are the most commonly searched types of Process Engineer jobs in Ontario? The most popular types of Process Engineer jobs in Ontario are:
What are popular job titles related to Senior Process Engineer jobs in Ontario? For Senior Process Engineer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Process Engineer jobs in Ontario look for? The top searched job categories for Senior Process Engineer jobs in Ontario are:
What cities in Ontario are hiring for Senior Process Engineer jobs? Cities in Ontario with the most Senior Process Engineer job openings:
Infographic showing various Senior Process Engineer job openings in Ontario as of July 2026, with employment types broken down into 1% Locum Tenens, 96% Full Time, 1% Part Time, and 2% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $108,691 per year, or $52.3 per hour.

Senior Water/Wastewater Treatment Process Engineer

GFT.

Mississauga, ON โ€ข Hybrid

CA$107K - CA$163K/yr

Full-time

Posted 21 days ago


Job description

GFTis seeking a pipeline of Senior Water/Wastewater Treatment Process Engineering talent toย join our Water team inย either Toronto, Mississauga or Ottawa ON.This role follows a hybrid work model, requiring regular attendance at ourToronto, Mississauga or Ottawa office.ย 

Joining the water team atย GFT means contributing to innovative solutions for sustainable water management and infrastructure. Our team excels in dams and levees, advanced water and wastewater treatment, stormwater management, and conveyance, collection, and transmission. With a focus on integrating technology, sustainability, and compliance, we consider each water resources and environmental remediation project a chance to innovate and evolve to protect public health and enhance quality of life.ย Explore some of our signature water resources and environmental projects here.ย ย 

What you'll be challenged to do:ย 

  • Undertake the design of both public and private sector municipal servicing projects (i.e. sewage pumping stations and water booster stations, elevated tanks, reservoirs, and water/wastewater treatment systems) including engineering drawings, engineering reports, presentations, and required applications to regulatory and/or funding agencies.
  • Coordinate the design with review/input from the various municipal/utility/approval agencies/stakeholders and obtain all necessary approvals.
  • Liaise with clients, municipalities, and other agencies to secure approvals.
  • Assist developing and managing project scope, budget, staffing and schedule.
  • Prepare contract documents for construction (i.e. engineering drawings and specifications).
  • May conduct construction inspection services and construction administration.
  • May provide services during construction that can include submittal reviews, responses to requests for information and contract document clarifications.
  • Participate in constructability review.
  • Conduct quality assurance and quality control on projects.
  • Mentor recently hired junior team members on the various facets of municipal infrastructure design.
  • Prepare portions of engineering project proposals, change orders, client contact and communication pertaining to specific projects.
  • Complete tasks accurately and efficiently with minimum supervision.

What You will Bring to our firm:ย 

  • Bachelor's Degree in Mechanical or Civil engineering.

  • P.Eng. licensure with P.E.O.

  • 10 years of experience in the execution of wastewater infrastructure (sewer pumping stations, booster pumping stations, reservoir and elevated tanks and water and wastewater treatment plants) projects.

What we prefer you bring

  • Experience with Master Planning, Class EAs and DWWP and/or ECA process in Ontario considered or equivalent in other Provinces is considered an asset.
  • Contract administration experience is considered an asset.
  • Client focused, always striving to give clients the best solutions.
  • Strong commitment to innovation by creating new and better ways to solve clients' toughest challenges.
  • High levels of integrity, always doing the right thing in an ethical, fair, and sustainable way.
  • Demonstrated experience of collaboration in a diverse and inclusive team, working together toward technical excellence.

Compensation:

The salary range for this position is $107,700.00 - $163,000.00 dependent upon experience and geographic location.

At GFT, a privately held AEC firm, we innovate where transportation, water, power, and buildings converge. We call this the Infrastructure of Life.

We measure our success by the strength of our relationships - that's why we're the employer of choice for 5,000+ of the industry's brightest engineers, planners, architects, inspectors, designers, and more.Our clients choose us for our expertise and prefer us for our nimble approach, creativity, and personal touch. Backed by over a century's experience, together, we're building a lasting legacy for future generations: stronger communities, a healthier planet, and better lives.

GFT: Ingenuity That Shapes Livesย 

GFT is an Equal Opportunity Employer. All qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veterans' status or other characteristics protected by law.

Unsolicited resumes from third party agencies will be considered the property of GFT.

Location: Toronto, Mississauga, or Ottawa, ON

Employment Status: Full-Time

Sponsorship for Canadian Work authorization is not available for this position.

No relocation assistance will be provided for this position.

#LI-Hybrid #LI-MS1

Employment Type: FULL_TIME