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Senior Instrument Engineer Jobs in Ontario (NOW HIRING)

This role will have two distinct functions: 1) on-site commissioning engineer, and 2) office-based as senior Control, Automation and Electrical Engineer About the Role: On-Site: * Independently ...

Instrument & Control Engineering

Mississauga, ON · On-site

CA$86K - CA$135K/yr

... engineer, and 2) office-based as senior Control, Automation and Electrical Engineer About the Role: On-Site: * Independently execute all commission activities. * Take ownership of project tasks to ...

Senior Software Developer

Toronto, ON · On-site +1

CA$120K - CA$140K/yr

  • Medical

  • Retirement

As a Senior Software Developer, you will be creating prototypes and software design proposals that ... Collaborate with your team to design and instrument AI-powered developer tooling; measure its ...

Senior Hardware Systems Engineer

Oakville, ON · On-site

CA$105K - CA$140K/yr

Support integration of hardware modules into the complete instrument, investigating integration ... Execute engineering change orders and design updates, owning continuous improvement of your ...

VIAVI Solutions is seeking a Senior Firmware Developer to join the Fiber Optic Production Lab Test ... Implement SCPI command protocol handlers for instrument control and measurement data acquisition

Principal Engineer

Toronto, ON · Hybrid

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Mentor senior/staff engineers on cost-aware engineering practices and FinOps habits. * Cost ... instrument, and reason about production code and infra. * FinOps practices and tooling for cloud ...

CNC Machinist (Programmer)

Ottawa, ON · On-site

CA$60K - CA$100K/yr

  • Medical

  • Dental

  • Vision

  • Life

The role reports to senior leadership and collaborates closely with the engineering team on design ... Knowledge of materials science considerations relevant to quantum or precision-instrument hardware.

CNC Machinist (Programmer)

Ottawa, ON

$60K - $100K/yr

  • Medical

  • Dental

  • Vision

  • Life

The role reports to senior leadership and collaborates closely with the engineering team on design ... Knowledge of materials science considerations relevant to quantum or precision-instrument hardware.

Showing results 21-40

Senior Instrument Engineer information

See Ontario salary details

$31.5K

$114.6K

$174.5K

How much do senior instrument engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for senior instrument engineer in Ontario is $114,616.00, according to ZipRecruiter salary data. Most workers in this role earn between $93,500.00 and $129,000.00 per year, depending on experience, location, and employer.

What are some common challenges faced by senior instrument engineers when working on multidisciplinary projects?

Senior Instrument Engineers often encounter challenges coordinating with other engineering disciplines, such as process, electrical, and mechanical teams, to ensure instrumentation specifications align with overall project requirements. Integrating new instrumentation technologies into existing systems while maintaining compliance with safety and industry standards can also be demanding. Effective communication, strong project management skills, and adaptability are essential to successfully navigate these complexities and ensure project deliverables are met on time and within budget.

What does a senior instrument engineer do?

A Senior Instrument Engineer is responsible for designing, specifying, installing, and maintaining instrumentation and control systems used in industrial processes. They ensure that these systems function efficiently, safely, and reliably to monitor and control variables such as pressure, temperature, and flow. Senior Instrument Engineers often lead projects, troubleshoot complex issues, and provide technical guidance to junior engineers. They also collaborate with other engineering disciplines to optimize process performance and comply with industry standards.

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

To thrive as a Senior Instrument Engineer, you typically need a degree in engineering (often electrical, instrumentation, or control engineering) and extensive experience with instrumentation design, installation, and maintenance. Proficiency with industry-standard tools such as PLCs, DCS, CAD software, and familiarity with relevant codes and certifications like ISA or IEC are essential. Strong problem-solving, project management, and communication skills help coordinate teams and interface with other engineering disciplines. These skills and qualities ensure the safe, efficient, and reliable operation of complex industrial processes.

What is the difference between Senior Instrument Engineer vs Instrument Technician?

AspectSenior Instrument EngineerInstrument Technician
CredentialsBachelor's degree in Engineering, certifications like CSE or ISATechnical diploma or associate degree, specialized training
Work EnvironmentDesign, project management, troubleshooting in industrial plantsInstallation, maintenance, calibration on-site
Industry UsageEngineering firms, oil & gas, manufacturingRefineries, power plants, process industries

While both roles involve instrumentation, the Senior Instrument Engineer focuses on design, planning, and troubleshooting at a higher level, often overseeing projects. The Instrument Technician handles hands-on installation, maintenance, and calibration tasks. Both roles are essential in industrial settings but differ in responsibilities and required qualifications.

Infographic showing various Senior Instrument Engineer job openings in Ontario as of August 2026, with employment types broken down into 82% Full Time, 13% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $114,616 per year, or $55.1 per hour.

Instrument & Control Engineering

Hatch

Mississauga, ON

CA$86K - CA$135K/yr

Full-time

Re-posted 6 days ago


Job description

Requisition ID: 99514 

Job Category: Engineering 

Location: Mississauga, ON, Canada 
 

Join a company that is passionately committed to the pursuit of a better world through positive change. With more than 70 years of business and technical expertise in mining, energy, and infrastructure, our 10,000 colleagues in 150 countries tirelessly work toward bettering the industries in which we operate. With practical solutions that are safe, innovative and sustainable, we think globally while acting locally. 

Join our Project Delivery Group (PDG), a dynamic team of professionals passionately committed to world-class project delivery across the globe. With expertise in sustainable studies, asset building and operations, and industry-leading efficiencies, our best-in-class team leverages methodologies, governance and systems that are unparalleled in the engineering space. Are you looking for an opportunity to join a diverse group of professionals who are committed to remaining exceptional? We look forward to hearing from you.

Hatch is currently seeking a highly motivated Control, Automation and Electrical Engineer to join our team in Mississauga.  This role is part of our Project Delivery Group, which helps clients reach their business goals through a range of strong technical capabilities. We ensure world-class project delivery through the skills of our people, methodologies, governance, and systems.   

The Control, Automation and Electrical Engineer will report to the Project Manager on small projects and for larger projects, to the Control, Automation and Electrical Lead Engineer.  This role will have two distinct functions:  1) on-site commissioning engineer, and 2) office-based as senior Control, Automation and Electrical Engineer

About the Role:

On-Site:

  • Independently execute all commission activities.
  • Take ownership of project tasks to ensure timely completion, and work with minimal supervision.
  • Troubleshoot and resolve issues.
  • Collaborate with client and contractors.
  • Guide the work of others, including contractor staff.
  • Perform factory acceptance testing and site acceptance testing.

Office-Based:

  • Assist with the delivery of project requirements as they relate to scope, cost and schedule.
  • Prepare, subject to the approval of the Control, Automation and Electrical Lead Engineer, technical documentation required for the execution of the project,
  • Manage and coordinate the progress of the engineering work in accordance with the project scope, schedule and procedures.
  • Review shop drawings to ensure conformity with engineering designs.
  • Following the award of contracts and purchase orders as instructed, monitor the fabrication and construction work to ensure that it is executed in accordance with the engineering designs.
  • Witness Factory Acceptance Tests (FAT)
  • Implementing corrective action as required.
  • Review the outcome of quality audits of engineering work and perform remedial work in accordance with the project procedures and the quality assurance plan.
  • Check of documentation and interdisciplinary coordination is implemented in accordance with project procedures.
  • Prepare draft monthly engineering progress reports for incorporation into the engineering monthly report.
  • On a monthly basis, provide an update of the progress of the engineering work packages.
  • Compile Functional Control Specifications; perform programming of control systems

About you:

  • Bachelor's Degree in Electrical Engineering from an accredited University.
  • 7+ years project engineering experience, which must include 2-3 years commissioning experience.
  • Experience in electrical design/consultancy ideally within a similar large engineering or multi-disciplinary project environment. 
  • Registered as a professional engineer with PEO (Professional Engineers Ontario).
  • Demonstrated "hands-on" site experience and able to work independently.
  • Ability to work in a fast-paced environment and resolve issues.
  • Ability to take initiative and work independently and as part of a team.
  • PLC/DCS programming experience (Rockwell - preferred, DeltaV and ABB would be an asset).
  • Sound knowledge of 3D data-centric design systems.
  • Knowledge and experience with data-centric design systems, e.g. Smart Plant Electrical, Smart Plant Instrumentation.
  • Recent AutoCAD and MicroStation experience.
  • Ability to delegate tasks and effectively supervise others.
  • Good communication and interpersonal skills.
  • Good planning and organizational skills.
  • Ability to function with minimal supervision.
  • Good safety awareness.
  • Willingness to travel.

Base salary range: $86,000 - $135,000

At Hatch, we are committed to fair and equitable compensation practices. In accordance with legislated pay transparency requirements, the expected salary range for this position is based on current market data and aligned with internal pay structures to ensure consistency and fairness.

Your individual compensation within this range will depend on factors such as skills, experience, qualifications and location. In addition to base pay, our total rewards package may include performance-based incentives, comprehensive benefits, and other programs designed to support your well-being and growth.

Why join us?

  • Work with great people to make a difference
  • Collaborate on exciting projects to develop innovative solutions
  • Top employer


What we offer you?

  • Flexible work environment
  • Long term career development
  • Think globally, work locally

Don't meet every single requirement? You don't need to. At Hatch, we are building a diverse, inclusive workplace that fosters innovation. If you're interested in this role, we encourage you to apply even if your past experiences don't perfectly align with the skills we've listed.

We're committed to fostering a workforce that reflects the diversity of the communities in which we operate and serve. Hatch is an Equal Opportunity Employer that considers applicants without regard to age, race, color, national origin, citizenship, religion, creed, gender, sexual orientation, marital status, disability, veteran, or any other protected status. If you have any accommodation requirements, please let us know. We'll do our best to meet your needs in accordance with applicable local legislation.