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Network Security Jobs in Ontario (NOW HIRING)

Ci

Network Security Engineer

Toronto, ON

The Network Security Engineer is responsible for designing, implementing, automating, and managing the corporate network and associated technical infrastructure, including security devices and ...

Miratech

Network Security Architect

Fort Frances, ON · Remote

Define and document the target-state architecture for the Network Security domain, including firewall rule consolidation, VRF-based macro-segmentation, and DDoS mitigation strategies. * Analyze and ...

Alquemy

Senior Network Security Specialist

Ottawa, ON · On-site

Senior Network Security Specialist Position Summary We are seeking an experienced Senior Network Security Specialist to support enterprise network operations and security. This role is responsible ...

Td

Senior Engineer, Network Security

Toronto, ON · On-site

CA$96K - CA$136K/yr

This position sits at the intersection of network security, data protection, and enterprise connectivity in a heavily regulatedGSiBfinancial services environment Meaningful work is fueled by ...

New

CorGTA

Sr. Network Security Engineer

Mississauga, ON

CA$120/hr

Position: Sr. Network Security Engineer (Firewall) Location: GTA, Remote Structure : 6-Month Contract Pay: Up to $120.00/hour INC -- We have a great new opportunity to support one of our Food ...

Jolera Inc.

Manager, Network Engineering

London, ON

Who You Are The Manager, Network Security plays a pivotal role in safeguarding our clients' critical data and network infrastructure by overseeing and managing the network security team within our ...

Wajax

IS NETWORK AND SECURITY ADMINISTRATOR

Toronto, ON · On-site

CA$80K - CA$90K/yr

Monitor, support, and maintain network and security infrastructure while diagnosing and resolving network, connectivity, security, and service outage issues to ensure system integrity, availability ...

New

Wajax

IS NETWORK AND SECURITY ADMINISTRATOR

Mississauga, ON · On-site

CA$80K - CA$90K/yr

Monitor, support, and maintain network and security infrastructure while diagnosing and resolving network, connectivity, security, and service outage issues to ensure system integrity, availability ...

New

Thales

Network Principal

Ottawa, ON · Hybrid

In aerospace, transportation, defence, security and space, our architects design innovative ... Networking Protocols/Concepts (Routing(OSPF, BGP), VLAN, Sub-netting, Load balancing, TCP/IP, DNS ...

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All JobsNetwork Security JobsNetwork Security Jobs in Ontario

Network Security information

What are some common challenges faced by professionals in network security roles, and how can they be addressed?

Professionals in Network Security often encounter challenges such as staying updated with rapidly evolving cyber threats, managing complex security infrastructures, and ensuring compliance with industry regulations. To address these, ongoing professional development and training are essential, as is fostering strong collaboration with IT and other security teams. Utilizing automated security tools and regularly reviewing security policies can also help mitigate risks and streamline daily operations. Being proactive and adaptable is key to success in this dynamic field.

Is network security a good career?

Network security is a valuable career that involves protecting computer networks from cyber threats using skills in firewalls, intrusion detection, and encryption. It offers strong job growth, competitive salaries, and opportunities for certification such as CISSP or CompTIA Security+ to advance in the field.

What is network security?

Network security refers to the strategies, policies, and technologies used to protect computer networks from unauthorized access, misuse, or theft. It involves implementing measures such as firewalls, encryption, intrusion detection systems, and secure protocols to safeguard data and ensure the integrity, confidentiality, and availability of network resources. Network security is essential for organizations to prevent cyberattacks, data breaches, and other security threats that can disrupt operations or compromise sensitive information.

What is the difference between Network Security vs Cybersecurity Specialist?

AspectNetwork SecurityCybersecurity Specialist
CertificationsCompTIA Security+, Cisco CCNA SecurityCompTIA Security+, CISSP, CEH
Work EnvironmentFocus on network infrastructure, firewalls, VPNsBroader security measures, including networks, applications, and data
Employer & Industry UsageIT departments, network providers, enterprisesAll sectors, including finance, healthcare, government
Search & Comparison IntentSpecific to network protection rolesBroader security roles encompassing multiple domains

Network Security primarily concentrates on protecting network infrastructure, such as firewalls and VPNs, while Cybersecurity Specialists have a broader role, covering all aspects of digital security, including networks, applications, and data. Both roles require similar certifications but differ in scope and work environment, with Network Security focusing more on network-specific tasks and Cybersecurity Specialists handling comprehensive security strategies across an organization.

What are the key skills and qualifications needed to thrive as a network security professional?

To thrive as a Network Security professional, you need a solid understanding of network protocols, firewall management, vulnerability assessment, and typically a degree in computer science or a related field. Familiarity with security tools such as SIEM solutions, intrusion detection/prevention systems, and certifications like CISSP or CompTIA Security+ are often required. Strong analytical thinking, attention to detail, and effective communication help professionals anticipate threats and convey risks to stakeholders. These skills are crucial for protecting organizational data, ensuring compliance, and minimizing potential security breaches.

Is network security in demand?

Network security professionals are in high demand due to increasing cyber threats and the need for organizations to protect sensitive data. Skills in firewalls, intrusion detection, and certifications like CISSP or CompTIA Security+ can enhance job prospects in this growing field.
What are the most commonly searched types of Network Security jobs in Ontario? The most popular types of Network Security jobs in Ontario are:
What are popular job titles related to Network Security jobs in Ontario? For Network Security jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Network Security jobs in Ontario look for? The top searched job categories for Network Security jobs in Ontario are:
What cities in Ontario are hiring for Network Security jobs? Cities in Ontario with the most Network Security job openings:
Network Security jobs near you
Infographic showing various Network Security job openings in Ontario as of August 2026, with employment types broken down into 92% Full Time, 6% Part Time, and 2% Contract. Highlights an 89% In-person, 4% Hybrid, and 7% Remote job distribution.

Network Security Engineer

Ci

Toronto, ON

Full-time

PTO

Re-posted 29 days ago

Job description

At CI, we see a great place to work as one that is a safe place for everyone to have a voice, where people are empowered to take ownership over meaningful work, where there is an opportunity to grow through stretching themselves, where they can work on innovative products and projects, and where employees are supported and engaged in doing so.

The Network Security Engineer is responsible for designing, implementing, automating, and managing the corporate network and associated technical infrastructure, including security devices and services. This role also involves monitoring and troubleshooting firewalls, load balancers, wireless systems, switches, and routers across onpremises data centers and AWS cloud environments.

WHAT YOU WILL DO

  • Design, install, automate, and manage network infrastructure devices, including switches, routers, firewalls, NAC, WAN/LAN systems, wireless access points/controllers, DNS, SSL certificates, and structured cabling.

  • Analyze business requirements to develop scalable and secure technical network solutions and architectural frameworks.

  • Perform network modeling, analysis, and planning, including disaster recovery and contingency strategies.

  • Design, test, inspect, and implement data communications systems and network changes.

  • Deploy and optimize security policies, rulesets, and configurations across NGFWs, SASE platforms, and segmentation technologies to enhance security posture, performance, and operational efficiency.

  • Develop test plans, implementation strategies, and project timelines for network-related initiatives.

  • Troubleshoot and diagnose complex network issues involving multiple variables and distributed environments.

  • Collaborate with technology vendors to support business initiatives and evaluate emerging solutions.

  • Conduct capacity and performance planning, including oversight of production software upgrades.

  • Create and maintain comprehensive documentation for all network infrastructure and operational procedures.

  • Stay current with modern technologies to guide product direction and network evolution.

  • Serve as an escalation point for the service desk and incident response teams, handling reactive incidents and leading root-cause analysis for problem management.

  • Participate in a 24/7 on-call rotation to support critical network operations.

WHAT YOU WILL BRING

Experience

  • 5 years of experience designing, implementing and supporting complex multi-site networks

Education/Training

  • University or College level and/or equivalent applicable IT experience.

  • Network/Security Related Certifications (CCNP, AWS Certified Security / Advanced Networking).

Knowledge, Skills and Abilities

  • Strong knowledge of Cisco, Fortinet, and F5 network hardware and software.

  • Good working knowledge of UNIX and Windows operating systems, including systems software and hardware.

  • Deep understanding of MPLS, routing, switching, SDWAN, cloud computing, VoIP, and wireless technologies.

  • Proficient with SASE architectures, Zero Trust Network Access (ZTNA), and secure remoteaccess frameworks.

  • Working knowledge of scripting and automation, including Python, shell scripting, and Ansible.

  • Extensive experience in multicloud networking, particularly AWS, with strong deployment automation skills.

  • Strong understanding of firewalls, load balancers, DNS, and security technologies such as IPS and ISE.

  • Experience designing complex network infrastructures.

  • Experience using ServiceNow platform and working within structured changecontrol processes.

  • Exceptional analytical and problemsolving abilities, with strong troubleshooting skills across all OSI layers (Layer 1-7).

Thisopportunityisforanexistingvacancywiththecompany.Theanticipatedbasesalaryrangeforthispositionis$69,500-$119,500.Exactsalarydependsonseveralfactorssuchasexperience,skills,education,andbudget.Salaryrangemayvarybasedongeographiclocation.Inadditiontobasesalary,thispositioniseligibleforparticipationinabonusprogram.Inaddition,TheCompanyoffersavarietyofbenefitstoeligibleemployees,includinghealthinsurancecoverage,wellnessprograms,lifeanddisabilityinsurance,retirementsavingsplans,paidleaveprograms,education-relatedprograms,paidholidaysandvacationtime,andmanyothers.Manyofthesebenefitsaresubsidizedorfullypaidforbythecompany.

Thisrolefollowsourinofficeworkmodelandrequiresemployeestobeonsitefourdaysperweektosupportcollaborationandbusinessneeds.

CI Financial is an independent company offering global wealth management and asset management advisory services through diverse financial services firms. Since 1965, we have consistently anticipated and responded to the changing needs of investors. We are driven by a commitment to provide individuals and institutions with the highest-quality investments and advice. Our commitment to the highest levels of performance means that whatever their position, CI employees must be comfortable in a fast-paced environment that will stretch them to tap into their highest potential. Employees with a healthy dose of ambition, a desire to commit to a curious mindset for continuous learning, and a willingness to go the extra mile thrive at CI.

A Supportive Environment for Success

We offer an in-office environment, competitive benefits, and a supportive workplace to help our employees thrive both personally and professionally.

WHAT WE OFFER

  • Modern HQ location within walking distance from Union Station
  • Training Reimbursement
  • Paid Professional Designations
  • Employee Savings Plan (ESP)
  • Corporate Discount Program
  • Enhanced group benefits
  • Parental Leave Top-up program
  • Paid time off for Volunteering

We are focused on building a diverse and inclusive workforce. If you are excited about this role and are not confident you meet all the qualification requirements, we encourage you to apply to investigate the opportunity further.

Please submit your resume in confidence by clicking "Apply". Only qualified candidates selected for an interview will be contacted. CI Financial Corp. and all of our affiliates ("CI") are committed to fair and accessible employment practices and provide reasonable accommodations for persons with disabilities. If you require accommodations in order to apply for any job opportunities, require this posting in an additional format, or require accommodation at any stage of the recruitment process please contact us ataccessible.recruitment@ci.com, or call 416-364-1145 ext. 4747.

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