Find work in Canada.

A simpler way to find your next job.

Jobs in Canada

25+ jobs

Email me new jobs Save this search

Added 1 hour ago
Enterprise Applications Specialist
Shannex Incorporated
Halifax, NS
Full-time
We are searching for an Enterprise Applications Specialist to join our Project Management & Software Solutions Team based in Halifax, Nova Scotia.
Added 1 hour ago
Financial Security Advisor, Insurance- EN
RBC Insurance
Quebec, QC
Full-time
Business development and prospecting skills with a goal-oriented attitude and a strong ambition to succeed
Added 1 hour ago
Financial Security Advisor, Insurance- EN
RBC Insurance
Levis, QC
Full-time
Business development and prospecting skills with a goal-oriented attitude and a strong ambition to succeed
Added 1 hour ago
Geomatics Technical Support Specialist
Brandt Group of Companies
Mississauga, ON
Full-time
The Technical Support Specialist will provide product expertise, technical training, field support, and product testing across a range of innovative solutions including machine automation…
Added 1 hour ago
Hybrid Sales Specialist
DMC Recruitment Group
Vancouver, BC
Full-time
We're recruiting on behalf of an established organization within the building materials industry looking to add a Hybrid Sales Specialist to its Calgary team.
Added 1 hour ago
Senior OT Control Systems - Engineering Specialist
Mariner Innovations
Saint John, NB
Full-time
Added 1 hour ago
Technical Support Specialist
Brandt Group of Companies
Laval, QC
Full-time
This position is responsible for product support, training, product development, and testing. Additionally, the Geomatics Support Specialist will assist in developing innovative strategies…
Added 3 hours ago
Industrial Software Validation|
Husky Technologies
Bolton, ON
Full-time
The Software Validation Specialist plays a key role in our Innovation and Sustainability Team, responsible for developing and executing comprehensive testing strategies to ensure industrial…
Added 3 hours ago
ERP Business Analyst
Husky Technologies
Bolton, ON
Full-time
Solid understanding of software development lifecycle (SDLC) methodologies and business analysis best practices.
Added 3 hours ago
VelociT Sales Specialist - VAuto
AutoTrader.ca
Toronto, ON
Full-time
The VelociT Sales Specialist - vAuto is responsible for driving new customer acquisition and revenue growth for vAuto solutions within an assigned territory. The role focuses on…
Added 3 hours ago
VelociT Sales Specialist - VAuto
AutoTrader.ca
Toronto, ON
The VelociT Sales Specialist - vAuto is responsible for driving new customer acquisition and revenue growth for vAuto solutions within an assigned territory. The role focuses on…
Added 3 hours ago
Assurance Senior Associate - Private Client Services
RSM US LLP
Toronto, ON
Full-time
Develop an understanding of the client's business and needs, and become an industry specialist
Added 4 hours ago
Project Support Administrator, Common Core Program
University of Calgary
Calgary, AB
Full-time
Supporting the development of a structured SQL database environment to support operational workflows and reporting.
Added 4 hours ago
Building Science Specialist
ROCKWOOL Group
Milton, ON
Full-time
We are seeking a Building Science Specialist to join the Building Science team. This position is fully on-site and can be based at our Chicago, IL or Milton, ON offices.
Added 5 hours ago
Ecommerce Specialist (B2B)
Brandt Group of Companies
Regina, SK
Full-time
Familiarity working with software development teams is an asset.
Added 5 hours ago
Digital Experience Specialist
Brandt Group of Companies
Regina, SK
Full-time
The Digital Experience Specialist works closely with web, design, content, marketing, and development teams to create effective digital experiences that support campaigns, lead generation,…
Added 5 hours ago
Systems Administrator/Operations Support Specialist – Senior - RQ11514
S M Software Solutions Inc
Toronto, ON
Internship
We are looking for an experienced Systems Administrator/Operations Support Specialist – Senior with strong expertise in Oracle Siebel CRM administration, enterprise systems operations,…
Added 5 hours ago
Systems Administrator/Operations Support Specialist – Senior - RQ11514
S M Software Solutions Inc
Toronto, ON
Internship
We are looking for an experienced Systems Administrator/Operations Support Specialist – Senior with strong expertise in Oracle Siebel CRM administration, enterprise systems operations,…
Added 5 hours ago
M365 Copilot and Copilot Studio Senior Specialist
CGI
Toronto, ON
Full-time
Support development of agent taxonomy, risk classifications, lifecycle stages, approval gates, and control frameworks.
Added 5 hours ago
Finance Project Transformation Senior Associate
Pwc Canada
Toronto, ON · Ottawa, ON
Full-time
As a risk management generalist at PwC, you will provide advisory and practical support to teams across a wide range of specialist risk and compliance areas.
Added 5 hours ago
Simulation Specialist - FPGA Development
RTDS Technologies Inc.
Winnipeg, MB
Full-time
The Simulation Specialist, Power Electronics Modelling is responsible for the development, validation, and support of real-time electromagnetic transient (EMT) simulation models for power…
Added 5 hours ago
MSP Sales Specialist, Workspace Security
Jobgether
Canada
$148,000 to $214,000 CAD / year
Full-time
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a MSP Sales Specialist, Workspace Security based in Canada.
Added 5 hours ago
Enterprise Ads Sales Specialist
Jobgether
Canada
$65,000 to $75,000 CAD / year
Full-time
As an Enterprise Ads Sales Specialist, you will drive new business growth across mid-market and enterprise accounts for an innovative AI advertising platform. You’ll manage the full sales…
Added 6 hours ago
Assurance Senior Associate - Private Client Services
RSM Canada
Toronto, ON
Full-time
Develop an understanding of the client's business and needs, and become an industry specialist
Added 6 hours ago
Information Technology Support Specialist (Full Time)
Cape Breton Job Board
NS · Membertou, NS
Full-time
Job Title: Information Technology Support Specialist (Full Time)

Mariner Innovations

Senior OT Control Systems - Engineering Specialist

Saint John, NB, Canada

Job type: Full-time
Apply by: Oct 23, 2026
Posting language: English
Posted: Sep 23, 2026

Apply About employer

Applications open in a new tab.

Original job description

Who We Are

Mariner innovates always and everywhere, turning novel ideas into practical solutions. From products and services to venture creation, we build better futures powered by people. Our purpose has always been to be a great, everlasting technology company for those who make an impact - elevating people, data, and technology in the best way to solve hard problems. We partner with people embracing change, leveraging data, cybersecurity, cloud, and change management to drive successful business outcomes that matter to our customers.

Mariners build for change. Like SHIFT Energy, our energy management and decarbonization company. Or East Valley Ventures, created to scale social economic impact in our communities through investment and mentorship of emerging change-makers and their companies.

Mariner’s Purpose Has Always Been To Be a Great, Everlasting Technology Company And The Core Values That Guide Us Every Day Are

OUR VALUES

We care for our team.
We care about the impact we have on our community.
We serve by solving complex problems.
We grow because growth fuels opportunities.
We innovate always and everywhere.
We build a business that lasts.

OVERVIEW OF THE ROLE: We are seeking a Senior OT Control Systems Engineer to join a critical industrial operations environment in Saint John, New Brunswick. In this role, you will be responsible for the design, support, optimization, and security of Operational Technology (OT) and industrial automation systems that enable safe and reliable operations. The successful candidate will bring extensive experience in process control, industrial networking, distributed control systems, and automation technologies within complex industrial settings such as refining, manufacturing, utilities, or other process-driven environments.

This is an on-site position in Saint John, NB.

What You’ll Be Doing In The Role

Lead the design, implementation, and enhancement of OT and industrial control system solutions to support operational and business objectives.
Configure, maintain, and troubleshoot automation systems, including DCS, PLC, HMI, SIS, and asset monitoring platforms.
Develop and maintain control strategies, system configurations, and automation standards to improve performance, reliability, and safety.
Design and support industrial networks, ensuring high availability, cybersecurity compliance, and secure system integration.
Plan and execute system upgrades, patching, lifecycle management activities, and technology modernization initiatives.
Monitor system health, investigate operational issues, and provide advanced troubleshooting support for critical automation infrastructure.
Lead commissioning, startup, testing, and validation activities for new and modified control systems.
Collaborate with operations, engineering, maintenance, cybersecurity, and external vendors to deliver reliable and secure automation solutions.
Support process safety initiatives, risk assessments, and change management activities while maintaining technical documentation and procedures.

WHAT SKILLS / QUALIFICATIONS YOU’LL NEED TO DO THE JOB:

Required Experience

15+ years of experience supporting Operational Technology (OT), industrial automation, or process control environments, including significant experience in heavy industrial operations.
Strong expertise with industrial control technologies, including DCS, PLC, SCADA, HMI, Safety Instrumented Systems (SIS), and industrial networking platforms.
Hands-on experience with OT infrastructure, cybersecurity practices, network architecture, and system lifecycle management.
Proven experience troubleshooting, maintaining, and optimizing complex automation and control environments.
Previous experience in refining, petrochemical, energy, utilities, manufacturing, or other process-intensive industries is highly desirable.

Technical Expertise

Honeywell Experion PKS, TPS/TDC, Safety Manager, and HMI Web.
Rockwell Automation platforms, including Studio 5000 and FactoryTalk View.
Industrial Ethernet, Cisco networking, firewalls, and OT cybersecurity solutions.
Active Directory, Windows Server environments, VMware, and related OT infrastructure technologies.
Asset monitoring and reliability systems such as Emerson AMS, Bently Nevada, CCC, and Prognost.

Education & Certifications

Degree or diploma in Electrical Engineering, Electrical/Electronics Technology, Industrial Automation, Instrumentation & Controls, or a related field.
Professional engineering designation, engineering technologist certification, or relevant industry certifications are considered assets.
Certifications in Honeywell technologies, Cisco networking, OT/ICS cybersecurity, instrumentation, or electrical disciplines are highly regarded

Core Competencies & Skills

Demonstrated ability to excel in a dynamic, operationally driven environment while maintaining a high level of accuracy and attention to detail.
Strong organizational and time management skills, with the ability to effectively prioritize competing demands.
Excellent communication and interpersonal skills, supported by strong analytical capabilities and sound technical judgment.
Adaptable and responsive, with the ability to quickly adjust priorities based on operational requirements and business needs.
Self-motivated professional who can work independently while contributing effectively within cross-functional and collaborative teams.
Proven problem-solving, troubleshooting, and critical-thinking abilities in complex technical environments.
Strong hands-on technical expertise in industrial networking, network infrastructure, control systems hardware, panel design, installation, maintenance, and repair.
Commitment to operational excellence, continuous improvement, and the delivery of reliable, secure, and high-performing automation solutions.

WHY MARINER?

We believe in making a positive impact in the communities where we live and work! Not only are we passionate about nurturing a thriving technology sector here in Atlantic Canada, but we are also committed to solving technology challenges that will make an impact worldwide. Technology is everlasting, and we take pride in connecting world class talent to world class projects and business solutions.

If you are an IT Professional, Software Professional, or Management Consultant, that is passionate about career development, data, and problem solving, we want to hear from you! If this sounds like someone you know, share this with them so they do not miss the opportunity to experience Mariner!

To achieve this, we know we need to be all in on training and development of our team so we can continue to move the needle in the technology sector together. Of course, we offer competitive compensation and benefits packages to our team, but our competitive edge is the development and training that our team experiences every day.

Be part of our vibrant community that values diversity and embraces inclusion at every level. We are committed to fostering a culture where individuals from all backgrounds and walks of life feel empowered to contribute their unique perspectives. Our collaborative environment celebrates the richness of ideas and experiences, and we believe that by embracing diversity, we can achieve greater innovation and excellence together. Come and help us create a workplace that reflects the beautiful tapestry of our global community.

Join our growing team!

Apply About employer

More about this job

Responsibilities

The Senior OT Control Systems Engineer will lead the design, implementation, and optimization of industrial automation and control systems. They are responsible for ensuring the security, reliability, and performance of OT infrastructure within complex industrial environments.

Requirements

Candidates must have 15+ years of experience in OT, industrial automation, or process control environments. A degree or diploma in a relevant engineering or technical field is required, along with deep expertise in DCS, PLC, and industrial networking.

Skills

OT Control Systems
Industrial Automation
DCS
PLC
SCADA
HMI
Safety Instrumented Systems
Industrial Networking
Cybersecurity
Honeywell Experion PKS
Rockwell Automation
System Lifecycle Management
Process Control
Troubleshooting
Commissioning
Asset Monitoring

Benefits

Competitive compensation
Training and development
Career development

Visa sponsorship

Not detected in the job text

Keywords

OT
Industrial Automation
DCS
PLC
SCADA
HMI
SIS
Industrial Networking
Cybersecurity
Honeywell Experion PKS
Rockwell Automation
Studio 5000
FactoryTalk View
Cisco
VMware
Emerson AMS
Bently Nevada
Process Control
Lifecycle Management
Instrumentation
Electrical Engineering
Refining
Petrochemical
Energy
Manufacturing
Utilities
System Integration
Commissioning
Change Management
Operational Technology

Report this job