1

Assistant System Engineer Jobs in Welland, ON (NOW HIRING)

OxyChem DCS Control Systems Engineer

Thorold, ON

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Applies chemical engineering principles and PVC manufacturing technology to assist in maintaining the production system at optimal conditions and troubleshooting of operating and equipment issues.

Process Control Engineer

Welland, ON · On-site

CA$92K - CA$115K/yr

... * Assist in the administration and support of the site's OSI/PI historian system. You will bring ... Bachelor's degree in a relevant engineering discipline (Chemical or Electrical preferred)

Be Seen First

Project-based role with defined scope, timeline, and hours * Assist with process launch in ... Focus: rotating equipment (CNC, grinders, spindle systems) * Manage run-offs, validations, and ...

As a Junior Geotechnical Engineer , you will assist in the planning, design, and execution of ... Experience with materials testing, subgrade assessment, and foundation system recommendations is an ...

... system, API seal piping plans and lubrication systems will be valuable. We count on you to ... Execute projects related to equipment or process changes for improved asset reliability * Assist ...

Specialist, Protection & Control

Hamilton, ON · On-site

CA$45 - CA$55/hr

  • Medical

  • Dental

  • Vision

We offer premier services in power system engineering, as well as in the design, implementation ... Able to assist with power system studies, including Load Flow, Short Circuit Analysis, Protective ...

next page

Showing results 1-20

Assistant System Engineer information

What is an assistant system engineer?

Assistant System Engineers are entry-level professionals who support the design, implementation, and maintenance of computer systems and networks within an organization. They assist senior engineers in troubleshooting technical issues, configuring hardware and software, and ensuring the smooth operation of IT infrastructure. This role provides hands-on experience and exposure to various technologies, making it a common starting point for a career in systems engineering.

What are the key skills and qualifications needed to thrive as an assistant system engineer, and why are they important?

To thrive as an Assistant System Engineer, you need a solid grounding in computer science fundamentals, troubleshooting, and system administration, typically supported by a relevant degree or certification. Familiarity with operating systems (such as Linux and Windows), scripting languages, and IT service management tools like ServiceNow is often required. Strong analytical thinking, effective communication, and teamwork skills set outstanding candidates apart in this role. These competencies enable efficient problem-solving and collaboration, ensuring reliable system performance and swift resolution of technical issues.

What are some common challenges faced by assistant system engineers during the onboarding period?

Assistant System Engineers often encounter challenges such as quickly adapting to complex IT infrastructures, learning proprietary systems, and understanding organization-specific protocols. Collaborating with senior engineers and cross-functional teams can also require strong communication skills to bridge knowledge gaps. Proactively seeking guidance, participating in training sessions, and utilizing available documentation are effective ways to overcome these initial hurdles and build a solid technical foundation.

What is the difference between Assistant System Engineer vs System Engineer?

AspectAssistant System EngineerSystem Engineer
QualificationsBachelor's degree in Computer Science or related field, certifications like CompTIA or Cisco are commonSame as Assistant System Engineer, often with additional certifications or experience
Work EnvironmentSupportive roles in IT teams, assisting with system maintenance and troubleshootingDesign, implement, and manage complex IT systems and infrastructure
ResponsibilitiesAssist in system setup, monitoring, and basic troubleshootingLead system design, deployment, and optimization

In summary, Assistant System Engineers typically support and assist System Engineers in daily tasks, focusing on maintenance and troubleshooting, while System Engineers handle more complex system design and management responsibilities.

Are assistant system engineers in high demand?

Assistant system engineers are generally in steady demand due to the ongoing need for IT infrastructure support, system maintenance, and technical troubleshooting across various industries. The role often requires knowledge of operating systems, networking, and scripting, and demand can increase with technological advancements and digital transformation initiatives.

Is an assistant system engineer an entry level job?

An assistant system engineer is typically considered an entry-level position in the IT and engineering fields, often requiring a bachelor's degree in computer science or related areas. It involves supporting senior engineers with tasks such as system maintenance, troubleshooting, and basic network configurations, making it suitable for recent graduates or those with limited professional experience.

What does an assistant system engineer do?

An assistant system engineer supports the design, implementation, and maintenance of computer systems and networks. They assist with troubleshooting, system configuration, and testing, often working under the supervision of senior engineers and using tools like operating systems, scripting, and monitoring software.

What cities near Welland, ON are hiring for Assistant System Engineer jobs?

Cities near Welland, ON with the most Assistant System Engineer job openings:

Infographic showing various Assistant System Engineer job openings in Welland, ON as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution.

OxyChem DCS Control Systems Engineer

Oxy

Thorold, ON

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 16 hours ago


Job description

At OxyChem, our chemistry makes modern life possible, and it is our people who make the difference. We are a safety-first, purpose-driven team committed to innovation, environmental responsibility, and doing things the right way. If you are ready to contribute, elevate your skills, and take ownership of your career, OxyChem offers the opportunity to make a difference every day.


OxyChem, a Berkshire Hathaway company, is a leading producer of essential chemistry with operations in the U.S., Canada and Latin America. OxyChem's products play an essential role in everyday life, supporting critical applications in water treatment, pharmaceuticals, healthcare, manufacturing, automotive, personal hygiene, and residential and commercial construction. OxyChem actively participates in the Occupational Safety and Health Administration Voluntary Protection Program, underscoring our commitment to safety. Headquartered in Dallas, Texas, OxyChem is a top three U.S. manufacturer of polyvinyl chloride, chlor-alkali and chlorinated organic chemicals, and calcium chloride. Visit oxychem.com for more information.


In a fast-paced industry that demands precision, we create a supportive workplace where the safety and well-being of our employees are paramount. We are committed to rewarding top performers, offering very competitive pay and benefits, and providing tremendous career development opportunities.


We are looking for an experienced and self-motivated individual to fill the DCS/Process Engineer position at our Chemical Manufacturing plant located in Thorold, Ontario.

Essential Job Duties:

  • Maintains protection of the environment and the health and safety of our employees, customers, and the communities in which we operate and/or transport our products, as our highest priority.
  • Understands, participates in and support HSE policies and programs.
  • Ensures compliance with industry standards and safety regulations.
  • Ensures Process Safety and Risk Management objectives are practiced daily through use and participation in Management of Change, Process Hazards Analysis, and Pre-startup Safety Reviews.
  • Develops and implements distributed control system (DCS) and associated HMI configuration in a fast-paced chemical manufacturing environment.
  • Oversees the maintenance of the control system, including but not limited to network equipment, I/O system hardware, workstations, historian and other related components.
  • Implements and maintains all elements of corporate standards with respect to control system cyber security with support from Corporate IT.
  • Maintains DCS service and support agreements. Tracks, plans and implements DCS system lifecycle updates.
  • Defines and maintains DCS and related electrical components spare part inventory.
  • Provides support for control system elements related to facility wide projects (plan, purchase and oversee field installation of new hardware, verify proper installation, complete configuration, execute system testing and configuration verification).
  • Develops and performs full function testing procedures and preventive maintenance procedures for system interlocks and instrumentation.
  • Monitors and troubleshoots DCS system. Provides technical support, recommend and implement solutions.
  • Oversees the alarm management program, gathers and analyzes alarm data, prepares comprehensive reports, and implements recommended improvements.
  • Identifies and implements process optimization opportunities within the DCS.
  • Prepare and maintain technical documentation, including DCS system documentation and drawings, process operating procedures and training materials.
  • Provides training to personnel in proper operation and maintenance of equipment.
  • Provides technical support related to DCS, process and instrumentation to other departments as needed.
  • Provides expertise in the evaluation, selection and installation of instrumentation and automated valves.
  • Applies chemical engineering principles and PVC manufacturing technology to assist in maintaining the production system at optimal conditions and troubleshooting of operating and equipment issues.
  • Executes process improvement projects.
  • Provides 24/7 support for DCS system.

Qualifications:

  • Successful completion of a University Degree in Chemical Engineering.
  • Minimum 3 years of Process Engineering experience in manufacturing environment.
  • Experience with Emerson DeltaV software and hardware, as well as batch logic strongly preferred.
  • Strong knowledge of plant engineering includes processes, procedures and related systems in a plant environment.
  • Advanced problem-solving, troubleshooting, analytical and organizational skills.
  • Ability to prepare and maintain process control system drawings and documentation.
  • Familiarity with industrial networking protocols and standards preferred.
  • Strong project management skills, high level of problem solving/analytical skills, strong organizational and coordination skills, ability to manage multiple projects simultaneously.
  • High proficiency in Microsoft applications (such as Word, Excel, PowerPoint and Outlook) and familiarity with SAP. Proficiency with Aveva PI software.
  • Proficiency in using CAD software for control system design/drawings.
  • Ability to work independently and within a team is required.
  • Sound knowledge of the Occupational Health and Safety Act and regulations.
  • Minimum 3 years of DCS configuration, troubleshooting, and maintenance experience preferred.
  • Related computer engineering, programming and instrumentation experience in plant operations with a focus on manufacturing systems and processes and project management.
  • Proven experience with diagnostic, analytical and problem solving to resolve issues effectively.
  • Previous computer engineering and programming related experience including planning, coordinating, organizing work or projects.
  • Related experience in preparing reports and maintaining records.
  • Excellent written and verbal communication skills both written and verbal. Ability to read, write and speak in English.
  • Ability to deal with tact, diplomacy and courtesy.
  • In addition, must have previous experience with Health and Safety practices and procedures in a manufacturing environment, ideally a chemical processing facility.
  • Ability to respond to callouts as needed, including on weekends and holidays.
  • Must be able to lift 40 lbs., climb ladders and stairs. Walking, bending, stooping is required. Must be able to wear personal protective equipment including the use of a respirator. Must be able to respond to visual and audible alarms.

AI Disclaimer: OxyChem does not use artificial intelligence as part of our initial screening and assessment process.

Vacancy Validation: This position is offered as a backfill to an existing vacancy or a newly added opening within our organization.

Salary Range: $95,400-116,600

Benefits:

  • Group Retirement Savings Plan

  • Health Care Benefits

  • Vision

  • Dental Care

  • Health Care Spending Account

  • Paid Time Off

  • Employee Assistance Program

  • Disability Insurance

  • Company events

  • On-Site fitness facility

Fraud Statement:

It has come to our attention that various individuals and/or organizations are contacting people falsely pretending to recruit on behalf of OxyChem. Please be aware that these recruiting scams and communications do not originate, nor are they associated with our recruitment process. All OxyChem job postings and offers will require a completed application through our company website.
OxyChem does not charge a fee at any stage of the recruiting process. We will never:
Ask you to pay for applications, interviews, meetings, processing, training or for any other fees
Use recruiting or placement agencies that charge candidates an advance fee of any kind or
Request personal information such as passport and bank account details at an early stage of our recruitment process.
We recommend against responding to unsolicited business propositions or offers from people you don't know. Do not disclose your personal or financial details. If you believe you have been the victim of a recruiting scam, please contact your local police department.


Oxy logo

About Oxy

Sourced by ZipRecruiter

For 100 years, Oxy has developed extensive assets, infrastructure, expertise and technology to fuel progress and improve lives around the world. Now we’re leveraging these resources to help solve the planet’s most pressing environmental challenges. We want to be part of the solution, so we're taking bold steps to innovate new technologies for a low-carbon future. Oxy produces energy and essential products to sustain and improve life on our planet. Our experienced teams, located in the United States, Middle East, Africa and Latin America, are committed to safe and efficient operations and products, and to reducing our carbon footprint and helping others do the same.

Industry

Oil and gas extraction

Company size

10,000+ Employees

Headquarters location

Houston, TX, US