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Junior Process Engineer Jobs in Ajax, ON (NOW HIRING)

Colas

Process Engineer

Scarborough, ON · On-site

CA$110K - CA$140K/yr

Support knowledge sharing across the engineering team and, where applicable, mentor junior ... Process Safety Management * Capital Project Execution * Project Management * Construction ...

Dar Group

Process Engineer (Water/Wastewater)

Toronto, ON · On-site

CA$87K - CA$108K/yr

We are seeking a Process Engineer - Water/Wastewater, to join TYLin's Water Sector. In this role ... Mentor recently hired junior team members on the various facets of municipal infrastructure design.

Tetra Tech

Junior Civil Engineer

Pickering, ON · On-site

CA$80K - CA$105K/yr

Your Role: We are currently seeking a Junior Civil Engineer for our Pickering, ON office. This ... process. We thank all applicants for their interest, however, only those candidates selected for ...

Tetra Tech

Junior Electrical Engineer

Pickering, ON · On-site

CA$80K - CA$105K/yr

We are currently seeking a Junior Electrical Engineer for our Pickering or Mississauga, ON offices ... process. We thank all applicants for their interest, however, only those candidates selected for ...

Scotiabank

Junior Software engineer

Toronto, ON · On-site

The Role Scotiabank is looking for a motivated and enthusiastic Junior Full Stack Developer (Level ... Support Agile delivery processes including sprint planning, stand-ups, and retrospectives * Take ...

1Valet

Junior QA Engineer

Toronto, ON

About the Role We are looking for an enthusiastic Junior Quality Assurance Engineer to join our ... Process & Continuous Learning * Log, track, and re-test bugs using test management and bug-tracking ...

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All JobsProcess Engineer JobsJunior Process Engineer JobsJunior Process Engineer Jobs in Ajax, ON

Junior Process Engineer information

See Ajax, ON salary details

$28K

$63K

$82.8K

How much do junior process engineer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for junior process engineer in Ajax, ON is $62,974.00, according to ZipRecruiter salary data. Most workers in this role earn between $54,726.00 and $74,174.00 per year, depending on experience, location, and employer.

What does a junior process engineer do?

A Junior Process Engineer assists in designing, implementing, and optimizing industrial processes within manufacturing or production environments. They typically work under the supervision of senior engineers to analyze workflows, troubleshoot problems, and contribute to process improvements to increase efficiency, safety, and product quality. Tasks may include collecting and analyzing data, preparing process documentation, and supporting project teams with technical input. This role often serves as a stepping stone to more advanced engineering positions, allowing individuals to gain hands-on experience and develop their technical skills.

What are the key skills and qualifications needed to thrive as a junior process engineer, and why are they important?

To thrive as a Junior Process Engineer, you generally need a bachelor’s degree in chemical, mechanical, or industrial engineering along with solid analytical and problem-solving skills. Familiarity with process simulation software (such as Aspen HYSYS or AutoCAD), data analysis tools, and basic knowledge of industry safety standards are typically required. Strong communication, teamwork, and adaptability help junior engineers effectively collaborate and learn from senior colleagues. These skills and qualifications are crucial for ensuring efficient process optimization, compliance, and professional growth within engineering teams.

What are the typical challenges faced by a junior process engineer during their first year on the job?

As a Junior Process Engineer, you may encounter challenges such as adapting to complex manufacturing processes, learning to use specialized software, and understanding industry-specific regulations. It often takes time to become proficient in troubleshooting process issues and collaborating effectively with cross-functional teams like production, quality, and maintenance. With guidance from senior engineers and hands-on experience, you will gradually build confidence and technical expertise, which are key to advancing in this field.

What is the difference between Junior Process Engineer vs Process Technician?

AspectJunior Process EngineerProcess Technician
Required CredentialsBachelor's degree in engineering or related fieldTechnical diploma or associate degree, relevant certifications
Work EnvironmentDesign, analysis, process improvement projectsOperating, maintaining, troubleshooting manufacturing equipment
Employer & Industry UsageManufacturing, chemical, pharmaceutical industriesProduction plants, manufacturing facilities

Junior Process Engineers focus on process design and optimization, often requiring an engineering degree, while Process Technicians handle equipment operation and maintenance with technical diplomas. Both roles are vital in manufacturing settings, but they differ in responsibilities and qualifications.

Are junior process engineers in demand?

Junior process engineers are in demand in industries such as manufacturing, chemical, and energy sectors, where they help optimize production processes. The role often requires knowledge of process simulation tools and safety standards, and demand is driven by ongoing industry growth and technological advancements.

Is a junior process engineer a good career?

A junior process engineer is an entry-level role in manufacturing, engineering, or industrial settings, focusing on supporting process improvements and data analysis. It offers opportunities for skill development in areas like process optimization, technical tools, and certifications, making it a solid starting point for a career in engineering. Career growth typically involves gaining experience, additional training, and advancing to senior or specialized roles.

Is process engineering well paid?

Process engineering is generally well paid, with entry-level salaries often above average for engineering roles. Salaries increase with experience, certifications, and industry, and process engineers working in manufacturing, chemical, or energy sectors tend to earn higher wages.

What is a junior process engineer?

A junior process engineer is an entry-level professional responsible for assisting in the design, implementation, and optimization of manufacturing or industrial processes. They typically work under the supervision of senior engineers, use tools like process simulation software, and may need relevant technical certifications or a degree in engineering. Their role involves analyzing data, troubleshooting issues, and supporting continuous improvement efforts in production environments.

What are the most commonly searched types of Process Engineer jobs in Ajax, ON?

The most popular types of Process Engineer jobs in Ajax, ON are:

What are popular job titles related to Junior Process Engineer jobs in Ajax, ON?

For Junior Process Engineer jobs in Ajax, ON, the most frequently searched job titles are:

What cities near Ajax, ON are hiring for Junior Process Engineer jobs?

Cities near Ajax, ON with the most Junior Process Engineer job openings:

Junior Process Engineer jobs near you
Infographic showing various Junior Process Engineer job openings in Ajax, ON as of August 2026, with employment types broken down into 1% As Needed, 76% Full Time, 19% Part Time, 3% Contract, and 1% Nights. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution, with an average salary of $62,974 per year, or $30.3 per hour.

Process Engineer

Colas

Scarborough, ON • On-site

CA$110K - CA$140K/yr

Full-time

Medical, Dental, Retirement

Posted 17 days ago

Key responsibilities

  • Design, optimize, and support process and operational systems across McAsphalt.

  • Perform process design tasks such as heat and material balances, equipment sizing, and develop/update PFDs, P&IDs, hydraulic calculations, and control narratives.

  • Support process safety reviews, analyze operational data, troubleshoot process issues, and coordinate activities related to plant support, commissioning, and startup.

Job description

Why Join McAsphalt?

At McAsphalt, we are committed to operational excellence, innovation, and delivering value to our customers across Canada. As Canada's leading supplier of asphalt products and services, we offer a collaborative and entrepreneurial environment where employees have the opportunity to make a meaningful impact on the business.

We Offer:
•    Competitive compensation and annual bonus program
•    Comprehensive health and dental benefits
•    Health Spending Account
•    Defined Contribution Pension Program
•    Employee discount program with national retailers
•    Career development and growth opportunities
•    A collaborative and values-driven culture

Job Summary

The Process Engineer will be responsible for designing, optimizing, and supporting process and operational systems across McAsphalt. This role will provide engineering analysis, project execution support, operational excellence initiatives, and plant support activities to help ensure safe, reliable, and efficient facility operations. The level of responsibility will be aligned with the successful candidate’s qualifications and experience, with candidates demonstrating senior-level expertise expected to provide greater technical leadership, project oversight, mentorship, and support for more complex engineering initiatives. 
Reporting To: Engineering Manager 

Main Duties and Responsibilities
  • Perform process design, heat and material balances, and equipment sizing. 
  • Develop and update PFDs, P&IDs, hydraulic calculations, and control narratives. 
  • Lead or support FEED, detailed engineering, debottlenecking, and process optimization initiatives, depending on project scope and level of experience. 
  • Support HAZID, HAZOP, process safety reviews, and compliance requirements. 
  • Analyze operational data and troubleshoot process issues. 
  • Define project scopes, budgets, schedules and resource requirements. 
  • Coordinate contractors, suppliers and construction activities. 
  • Provide plant support, commissioning and startup assistance. 
  • Prepare technical reports, engineering documentation, design basis memoranda, and project deliverables. 
  • Support knowledge sharing across the engineering team and, where applicable, mentor junior engineers or technical team members. 
  • Travel to company facilities as required to support capital projects, plant operations, commissioning, start-up, troubleshooting, and continuous improvement initiatives. 
Core Competencies
  • Process Design & Optimization 
  • Process Safety Management 
  • Capital Project Execution 
  • Project Management 
  • Construction Management 
  • Continuous Improvement 
  • Technical Leadership 
Minimum Requirements
  • Bachelor’s or Master’s degree in Chemical Engineering, Mechanical Engineering, or a related engineering discipline
  • P.Eng. with PEO or eligible for registration; relevant experience (7 minimum) in process engineering, project engineering, and/or project management within a process, manufacturing, petroleum, heavy industrial, or related environment.
  • Candidates with stronger senior-level experience, technical leadership capability, and demonstrated project oversight experience may be considered for a Senior Process Engineer designation. 
Compensation & Benefits

Salary Range: $110,000 - $140,000 annually. Compensation will be commensurate with qualifications, experience, internal equity, and the level at which the successful candidate is hired. 

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