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Computer Science Jobs in Ontario (NOW HIRING)

Geotab

Senior Data Scientist

Oakville, ON

Bachelors degree in Data Science, Mathematics, Computer Science, Statistics, or a related field (Masters degree is an asset). * Proven experience building and deploying computer vision or video ...

Nokia

Software Designer Co-op/Intern

Kanata, ON · Hybrid

A strong foundation in computer science fundamentals, including data structures, algorithms, and SQL * Proficiency in programming languages such as Java, JavaScript, React, or Go * Effective problem ...

Own the Podium

Data Scientist

Ottawa, ON · On-site +1

Bachelor's degree in computer science, statistics, mathematics, or a related field, with at least 2 years of data science experience, or an equivalent combination of education and experience.

Td

Data Scientist III

Toronto, ON · On-site

CA$96K - CA$136K/yr

Undergraduate or advanced technical degree (e.g., math, statistics, engineering, finance, or computer science); graduate's degree preferred with progressive work experience * 5+ years of relevant ...

TEEMA Group

CAD Technician

Richmond Hill, ON · On-site

CA$60K - CA$65K/yr

An Associate of Applied Science Degree/diploma in drafting OR Bachelor's degree in electrical or ... A minimum three (3) to five (5) years' experience working in a CAD Specialist position or the ...

Ontario Teachers

Data Scientist

Toronto, ON · On-site +1

D. degree in a quantitative discipline with a data science, statistical modelling, machine learning, AI, optimization, or computer science focus preferred. * Machine learning, data science, AI ...

Td

Data Scientist II

Toronto, ON

CA$81K - CA$115K/yr

Undergraduate or advanced technical degree (e.g., math, statistics, engineering, finance, or computer science); graduate's degree preferred with progressive work experience * 3+ years of relevant ...

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Computer Science information

See Ontario salary details

$20K

$67.5K

$141K

How much do computer science jobs pay per year?

As of Jun 9, 2026, the average yearly pay for computer science in Ontario is $67,538.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,500.00 and $94,000.00 per year, depending on experience, location, and employer.

What is the difference between Computer Science vs Software Developer?

AspectComputer ScienceSoftware Developer
Required CredentialsBachelor's or higher in CS or related fieldBachelor's in CS, Software Engineering, or related field often preferred
Work EnvironmentResearch labs, academia, tech companies, startupsTech companies, software firms, freelance projects
Industry UsageAcademic research, algorithm development, theoretical workBuilding, coding, testing software applications
Common Search/ComparisonFocuses on theoretical foundations and algorithmsFocuses on practical software creation and deployment

Computer Science and Software Developer roles often overlap, but Computer Science emphasizes theoretical foundations, algorithms, and research, while Software Developers focus on designing, coding, and maintaining software applications. Both roles require programming skills, but their primary focus and work environments differ.

What is computer science?

Computer science is the study of computers, computational systems, and how they process information. It covers a wide range of topics, including programming, algorithms, data structures, artificial intelligence, and software engineering. Computer scientists design and analyze software and hardware to solve problems and improve technology. The field is essential in many industries, from finance and healthcare to entertainment and research.

What Are Computer Science Jobs?

The computer science field provides a wide range of opportunities for technically talented individuals. Depending on your skills and interests, you can find computer science jobs as a software developer, hardware engineer, database administrator, computer systems analyst, network architect, information security analyst, or web developer. You need an analytical mind and strong technical skills to perform your job duties, which may be to develop, maintain, and troubleshoot computer systems, applications, or networks. Your responsibilities in a computer science job are often directly related to the business goals and outcomes of your employer.

What are the key skills and qualifications needed to thrive in a Computer Science role, and why are they important?

To thrive in a Computer Science role, you need strong programming skills, problem-solving abilities, and a degree in computer science or a related field. Familiarity with languages like Python, Java, C++, version control systems such as Git, and software development methodologies is often required. Analytical thinking, attention to detail, and effective teamwork are valuable soft skills that set candidates apart. These skills ensure you can design efficient solutions, collaborate on complex projects, and adapt to rapidly evolving technologies.

What are some common challenges computer science professionals face when working on collaborative software projects?

Computer science professionals often encounter challenges such as coordinating with team members across different disciplines, managing version control in shared codebases, and ensuring clear communication of technical concepts to non-technical stakeholders. Navigating conflicting priorities and integrating diverse components can also be demanding, especially in agile environments with tight deadlines. Strong collaboration skills, openness to feedback, and familiarity with team tools like Git and project management platforms can help address these challenges effectively.
More about Computer Science jobs
What are the most commonly searched types of Computer Science jobs in Ontario? The most popular types of Computer Science jobs in Ontario are:
What are popular job titles related to Computer Science jobs in Ontario? For Computer Science jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Computer Science jobs in Ontario look for? The top searched job categories for Computer Science jobs in Ontario are:
What cities in Ontario are hiring for Computer Science jobs? Cities in Ontario with the most Computer Science job openings:
Computer Science jobs near you

Senior IT Security Computer Support Specialist

49 Solutions

Ottawa, ON • On-site

Other

Posted 20 days ago

Job description

Senior IT Security Computer Support Specialist

Location: Ottawa, ON

Client: Department of National Defence (DND)

Clearance: Secret (minimum), Top Secret preferred

About the Role

We are seeking two Senior IT Security Technical Support Specialists to support DND environments. These resources will provide advanced technical troubleshooting, secure system support, and implementation of complex security requirements across enterprise networks and applications.

General Responsibilities:
  • Coordinating emerging technology application specifications
  • Serving as a user support liaison between vendors, IT technicians, and enduser departments
  • Providing training expertise and direction in emerging technology or special application support
  • Emulating or reproducing technical problems encountered by users
  • Providing advice and training to users in response to identified difficulties
  • Recommending and implementing complex security requirements
  • Providing business systems, network, and Internet support to users
  • Collecting, organizing, and maintaining a problems/solutions log
  • Verifying accuracy and completeness of work performed
  • Designing, configuring, and deploying serverbased file systems and applications
  • Identifying, researching, and resolving complex technical problems
  • Recommending new products or processes to enhance business activities
  1. Planning or participating in departmentwide system upgrades

Requirements

ESSENTIAL REQUIREMENTS

All candidates must meet the following mandatory criteria:

Education
  • Certificate, diploma, or degree in Computer Science or a related field from a recognized Canadian postsecondary institution.
Experience
  • Minimum 24 months of relevant experience performing duties aligned to the Senior Technical Support Specialist category.
ADDITIONAL SECURITYFOCUSED REQUIREMENTS

Candidates must also demonstrate experience in securityspecific technical support, including:

  • Implementing or supporting complex security controls (IAM, MFA, RBAC, encryption, hardening baselines)
  • Troubleshooting and resolving securityrelated incidents, authentication failures, or access issues
  • Supporting secure network, server, and application environments
  • Participating in securitydriven upgrades, patch cycles, and configuration deployments
  • Working with security vendors, internal security teams, or DND security stakeholders
  • Maintaining security logs, audit trails, and incident documentation
  • Providing securityfocused user training (secure access, MFA onboarding, cyber hygiene)
  • Reproducing or validating securityrelated technical problems
  • Supporting vulnerability assessments, remediation activities, or compliance checks
Ideal Candidate Profile
  • Strong understanding of defencesector security requirements
  • Experience supporting classified or secure environments
  • Excellent communication skills with both technical and nontechnical users
  • Ability to work independently in highsecurity, highavailability environments

Apply