Network Security Engineer - Contract

About Compugen Compugen is Canada's largest privately-owned Technology Ally. To innovate industries, transform businesses, connect communities, and drive meaningful change, we must think bigger, reach broader, and act bolder. Through knowledge, curiosity, and collaboration, Compugen helps organizations delivering experience by design. This is what it means to be human-centered and technology-enabled.

Dreaming, designing, and delivering isn't just a mantra for us — it's a way of life. We believe that technology is the conduit, but our people – they are the connection that truly makes the magic happen!

Our Culture We are a human-centered culture where we prioritize your well-being and are invested in helping you reach your fullest potential. We're not only focused on achieving our goals — we're dedicated to helping you achieve yours.

If you're relentlessly curious, driven to make a difference, and collaborative at the core, then you belong with us.

Position Overview: The Network Security Engineer is responsible for supporting, maintaining, and securing enterprise network infrastructure across hybrid on-premises and cloud environments. This role combines network engineering, systems administration, and cybersecurity to ensure the availability, performance, and security of critical business systems. Working closely with Infrastructure, Cloud, and Security teams, the Network Security Engineer will implement security controls, support high-security server environments, troubleshoot complex networking issues, and contribute to continuous improvements in the organization's security posture.

Level II Security Clearance Required

On-site in Tiverton Key Responsibilities:

• Administer and support Windows Server, Active Directory, Microsoft Entra ID, Azure, DNS, and DHCP services.
• Implement, configure, and maintain enterprise network infrastructure, ensuring high availability, performance, and security.
• Manage the lifecycle of TLS/SSL certificates, including deployment, renewal, troubleshooting, and compliance.
• Configure, support, and troubleshoot firewalls, VPN solutions, and secure remote access technologies.
• Implement and support F5 load balancers to ensure application availability and performance.
• Support high-security server environments by applying security hardening standards, maintaining secure configurations, and ensuring compliance with organizational security requirements.
• Perform network troubleshooting using packet captures, network traces, DNS diagnostics, and connectivity analysis to resolve complex infrastructure issues.
• Support routing, switching, gateway configurations, and network segmentation initiatives across enterprise environments.
• Implement, administer, and support web proxy technologies to provide secure internet access and enforce organizational security policies.
• Administer and maintain endpoint and infrastructure security technologies, including Microsoft Defender, McAfee Antivirus, Tenable, or equivalent vulnerability management solutions.
• Monitor and coordinate vulnerability remediation activities in collaboration with Infrastructure, Cloud, and Operations teams.
• Support change management, incident management, and operational support activities in accordance with ITIL best practices.
• Create and maintain technical documentation, operational procedures, security standards, and implementation guides.
• Collaborate with cross-functional teams to implement secure network and infrastructure solutions while supporting audit and compliance initiatives.
• Participate in Tier 2/Tier 3 operational support, troubleshooting escalated infrastructure and network-related issues.

Skills & Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related discipline, or an equivalent combination of education and experience.
• Minimum 5 years of experience supporting enterprise network infrastructure and network security environments.
• Hands-on experience with Windows Server, Active Directory, Microsoft Entra ID, Azure Administration, DNS, and DHCP.
• Experience implementing and supporting F5 load balancers, enterprise firewalls, VPN technologies, and web proxy solutions.
• Experience managing TLS/SSL certificates and secure communications.
• Strong knowledge of network protocols, routing, switching, network segmentation, and enterprise networking concepts.
• Experience performing network analysis, packet captures, and troubleshooting complex connectivity issues.
• Experience supporting Microsoft Defender, McAfee Antivirus, Tenable, or similar security and vulnerability management platforms.
• Familiarity with hybrid cloud environments and enterprise security best practices.
• Working knowledge of ITIL service management principles.
• Strong analytical, troubleshooting, documentation, and communication skills.
• Relevant certifications such as CCNA, CCNP, Microsoft Azure Administrator, Security+, CISSP, F5 Certified Administrator, or equivalent are considered an asset
• Ability to work onsite 2–3 days per week in Tiverton, Ontario.

Equity Statement At Compugen, we are committed to diversity, equity and inclusion. We actively recruit from all groups, including women, Indigenous people, persons with disabilities and members of visible minorities. We recognize the importance of removing barriers to participation and provide accommodation upon request to all applicants throughout the recruitment process. If you require an accommodation, our People & Culture representative will work with you to meet your needs in a confidential and respectful manner. We believe everyone deserves a seat at the table-and we are taking deliberate action to make this a reality.

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