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Information Security Specialist
Information Security Specialistfreelance.ca • Toronto, Canada
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Information Security Specialist

Information Security Specialist

freelance.ca • Toronto, Canada
30+ days ago
Job type
  • Full-time
Job description

Responsibilities :

  • Own and manage all security systems, configurations, and related policies.
  • Lead the Vulnerability Management program—analyzing threat data, validating control effectiveness, and recommending mitigation strategies.
  • Monitor and assess emerging cybersecurity threats; ensure timely patching and configuration updates across systems.
  • Analyze cybersecurity tools, alerts, and incidents to ensure compliance with security best practices and standards.
  • Investigate cybersecurity events and incidents; conduct root cause analysis and develop prevention strategies.
  • Perform security risk assessments and evaluate the effectiveness of existing security controls.
  • Support penetration testing activities and lead remediation efforts.
  • Ensure compliance with information security frameworks such as ISO 27001 and NIST; support internal and external audit processes.
  • Correlate technical information across systems to assess potential security risks and incidents.
  • Prepare periodic security posture reports.
  • Assist in developing, testing, and maintaining business continuity and disaster recovery plans.
  • Enforce policies related to antivirus, endpoint protection, firewall, vulnerability, and patch management.
  • Maintain system compliance through regular scans for malware, phishing, and other threats.
  • Respond to and resolve escalated security-related support tickets.
  • Create and maintain security documentation and process records.
  • Participate in broader IT initiatives as needed.

Requirements :

  • Bachelor’s degree or college diploma in computer science, systems administration, engineering, or equivalent.
  • 5+ years of relevant industry experience in information security.
  • 5+ years in a similar role within a mid- to large-scale enterprise environment.
  • 2+ years of operational support experience.
  • 2+ years of experience managing vendors in a technical capacity.
  • Industry certifications such as CompTIA Security+, GIAC GVA, CISSP, Cisco, VMware, or Microsoft are desirable.
  • Equivalent combinations of education and experience may be considered.
  • Technical Skills :

  • Proven experience managing a Vulnerability Management program.
  • Familiarity with ISO 27001 / 27002, ISO 15408, and NIST Cybersecurity Framework.
  • Deep understanding of network security and hands-on experience with Cisco platforms (ISE, AnyConnect, AMP, Meraki, SecureX, ASA, FirePower).
  • Experience with Microsoft technologies (M365, Azure, Windows Server, Active Directory).
  • Strong knowledge of operating systems (Windows, Linux) and web applications.
  • Familiarity with email security and DLP tools (Mimecast, Proofpoint, Barracuda, Cisco ESG, EOP).
  • Understanding of virtualization, data center technologies, backups, and DR solutions (Veeam, ComVault, ZERTO).
  • Excellent communication and documentation skills.
  • Strong analytical thinking and time management abilities.
  • Familiarity with law firm environments is considered an asset.
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    Information Security Specialist • Toronto, Canada

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