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Junior Computer Operator Jobs in Ontario (NOW HIRING)

Post secondary education in IT, Computer Science, Engineering, Business Management, or related ... operating procedures, training materials, and knowledge transfer documentation \n * Maintain ...

TSAT) is a leading global satellite operator, providing reliable and secure satellite-delivered ... Provides training and operational guidance to junior team members; * Contributes in the development ...

Operating as a subject matter expert in BPMN and end-to-end process modelling, the Senior PA ... Mentor and support junior Process Analysts, providing coaching, feedback, and hands-on guidance.

Director, M&A

Markham, ON

CA$126K - CA$154K/yr

This role is designed to help you develop an understanding of investing,operating, and ... The estimated base salary range for this role is CAD$126,000.00 - CAD$154,000.00 per year. We ...

Operating at over 100 employees strong, we know that our value comes from our incredible team. We ... They are also responsible for mentoring and coaching junior staff and supporting the growth of the ...

Operating at over 100 employees strong, we know that our value comes from our incredible team. We ... They are also responsible for mentoring and coaching junior staff and supporting the growth of the ...

Operating at over 100 employees strong, we know that our value comes from our incredible team. We ... They are also responsible for mentoring and coaching junior staff and supporting the growth of the ...

Surveyor - GTA

Toronto, ON

CA$80K - CA$95K/yr

You will also be expected to lead and teach more junior surveyors good surveying practices. The ... Work during normal operating hours to organize and complete work within given deadlines. Work ...

Highway Design Engineer

Toronto, ON · Hybrid

CA$100K - CA$130K/yr

Mentoring and guiding junior staff to produce milestone deliverables to meet MTO requirements ... Computer Skills - MS Office, AutoCAD, OpenRoads, and other relevant industry-standard tools.

Millwright

Markham, ON · On-site

$51.09/hr

... junior maintenance technicians and support operator training initiatives Train operators on ... Basic computer knowledge including Microsoft Word and Excel Experience with SAP, TPM, 5S ...

Senior Quantum Engineer

Ottawa, ON · On-site

$120K - $160K/yr

Ottawa, ON (on-site) Employment type: Full-time Salary range: $120,000-$160,000 CAD per year About ... The Senior Quantum Engineer will own engineering decisions within their domain, mentor junior ...

Showing results 21-40

Junior Computer Operator information

See Ontario salary details

$10

$22

$34

How much do junior computer operator jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for junior computer operator in Ontario is $22.35, according to ZipRecruiter salary data. Most workers in this role earn between $17.79 and $25.00 per hour, depending on experience, location, and employer.

What are some typical challenges faced by a junior computer operator in their first year, and how can they overcome them?

Junior Computer Operators often encounter challenges such as managing multiple tasks simultaneously during busy shifts, troubleshooting routine hardware or software issues, and adapting to the organization's specific systems and protocols. Building familiarity with monitoring tools, following standardized procedures, and proactively seeking guidance from more experienced team members can help overcome these obstacles. Additionally, maintaining clear communication with colleagues in IT support and other departments is key to resolving issues efficiently and minimizing downtime.

What are the key skills and qualifications needed to thrive as a junior computer operator?

To thrive as a Junior Computer Operator, you need a good understanding of computer systems, basic troubleshooting abilities, and often a certificate or diploma in computer science or IT. Familiarity with operating systems (like Windows or Linux), office software, and data entry tools is typically required. Attention to detail, reliability, and strong communication skills help ensure smooth operations and prompt issue resolution. These skills are essential to maintain system efficiency, prevent errors, and support IT teams in daily technical tasks.

What is the difference between Junior Computer Operator vs Computer Operator?

AspectJunior Computer OperatorComputer Operator
CredentialsHigh school diploma, basic computer certificationsHigh school diploma, more experience, possibly additional certifications
Work EnvironmentEntry-level, supervised tasks in data centers or officesMore autonomous, handling complex systems in data centers or IT departments
ResponsibilitiesMonitoring systems, basic data entry, assisting senior operatorsOperating and maintaining computer systems, troubleshooting issues

The main difference between a Junior Computer Operator and a Computer Operator lies in experience and responsibility level. Junior Computer Operators typically perform entry-level tasks under supervision, while Computer Operators handle more complex operations independently. Both roles require similar credentials, but the Computer Operator usually has more hands-on experience and responsibilities.

What is a junior computer operator?

Junior Computer Operators are entry-level IT professionals who assist in operating and monitoring computer systems, servers, and related equipment within an organization. They are responsible for running routine system checks, troubleshooting basic technical issues, and ensuring that computer operations run smoothly. Their duties often include backing up data, maintaining logs, and supporting senior staff with more complex tasks. This position is ideal for individuals starting their careers in IT who are looking to gain hands-on experience in computer operations.
What are the most commonly searched types of Computer Operator jobs in Ontario? The most popular types of Computer Operator jobs in Ontario are:
What are popular job titles related to Junior Computer Operator jobs in Ontario? For Junior Computer Operator jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Junior Computer Operator jobs in Ontario look for? The top searched job categories for Junior Computer Operator jobs in Ontario are:
What cities in Ontario are hiring for Junior Computer Operator jobs? Cities in Ontario with the most Junior Computer Operator job openings:
Infographic showing various Junior Computer Operator job openings in Ontario as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $46,492 per year, or $22.4 per hour.

Senior Red Team Operator

Sun Life Financial

Toronto, ON • On-site

Full-time

Re-posted 2 days ago


Sun Life Assurance Company of Canada rating

8.6

Company rating: 8.6 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

88th of 304 rated insurance


Job description

You are as unique as your background, experience and point of view. Here, you'll be encouraged, empowered and challenged to be your best self. You'll work with dynamic colleagues - experts in their fields - who are eager to share their knowledge with you. Your leaders will inspire and help you reach your potential and soar to new heights. Every day, you'll have new and exciting opportunities to make life brighter for our Clients - who are at the heart of everything we do. Discover how you can make a difference in the lives of individuals, families and communities around the world.

Job Description:

Position Summary:
The primary objectives for the Information Security team are to protect confidential and sensitive information and to maintain operational stability resulting from cyber-attacks. Offensive Security (Red Team members) contribute to these objectives by performing assessments that proactively identify security exposures within the Sun Life environment that go beyond the realm of traditional penetration testing. A successful senior red team operator, specializing in offensive security, must possess a diverse set of competencies to effectively simulate cyberattacks and identify vulnerabilities within an organization's systems. Firstly, a deep understanding of various attack vectors and techniques is essential, including knowledge of malware, social engineering, and exploit development. Additionally, proficiency in network and application penetration testing is crucial for identifying weaknesses in infrastructure and software. Strong analytical skills are necessary to assess risks and prioritize targets accurately. Effective communication skills are vital for conveying findings and recommendations to stakeholders. Finally, adaptability and creativity are indispensable traits for devising innovative attack strategies and staying ahead of evolving threats in the cybersecurity landscape.

What you will do
The essential functions and responsibilities of this position include but are not limited to the following:

  • Plan, carry out, and report on Red Team assessments, attack simulations and adversary emulation exercises to identify vulnerabilities in critical information systems.
  • Perform network penetration, web and mobile application testing, source code reviews, threat analysis, and social engineering assessments.
  • Develop scripts, tools, and programs for Red Team operations.
  • Manage, maintain, and improve an OPSEC-focused state-of-the-art command-and-control (C2) red team cloud environment (AWS, Azure, GCP ,Digital Ocean)
  • Assist with and develop security control evasion and bypass capabilities.
  • Work with other parts of the business to develop a method for testing detection capabilities through Purple Team Exercises and Red Team exercises (e.g., IA scenarios, AB scenarios etc.)
  • Research latest threats and adhere to guidelines on Red Team Frameworks
  • Assist in the production of weekly/ monthly reports on security vulnerability trending and direction.


Position Requirements and Qualifications:

  • 5-7 years' experience in an offensive security / penetration testing role.
  • University degree in computer science, computer engineering or computer security.
  • Strong, demonstrable experience in offensive security programming and automation languages: C, C++, ASM, C#, JavaScript, PowerShell, Rust, Nim etc.
  • Minimum 2 years mentoring junior and mid-level operators on red team tradecraft
  • Minimum 4 years of experience in delivering technical red team reports and briefings
  • A general understanding of information security concepts and security trends and practices
  • Problem solving with creative solutions.
  • Maintain high technical knowledge of systems and solutions.
  • Industry certifications (OSCP/SANS/CEH/CISSP, CPTS) are a strong asset.
  • Understand operation systems (OS), network protocols, application configuration with excellent report-writing skills.
  • Strong communication and presentation skills

Preferred knowledge or qualifications in the following:

  • Experience in leading grey/black hat engagements from start to finish.
  • Network, Application or Mobile Penetration testing experience.
  • Experience in reverse engineering (including x86)
  • Offensive Security tooling experience: Cobalt Strike, EDR Evasion, Social Engineering platforms, Malware techniques, Custom tooling, and pipeline development.
  • Proficient in Active Directory exploitation (On-Prem and Cloud)
  • Related projects in cybersecurity, programming, etc.
  • OSINT (Open-source intelligence gathering)
  • Social engineering techniques and tactics
  • Defense in depth security concepts including MITRE framework.
  • IaaS and SDN Cloud Environments (AWS, Azure, Digital Ocean)
  • Interpreted languages (Ruby, Python, PHP, etc.)
  • Compiled languages (Java, C, C++, Assembly, etc.)
  • Windows/Linux/UNIX/OSX internals

Salary Range: 62,200 - 93,300
At our company, we are committed to pay transparency and equity. Your actual base salary will be determined based on your unique skills, qualifications, experience, and education. In addition to your base salary, this position is eligible for a discretionary annual incentive award based on your individual performance as well as the overall performance of the business. We are dedicated to creating a work environment where everyone is rewarded for their contributions.

Job Category:

IT - Technology Services

Posting End Date:

28/08/2026

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