Notre culture vous élève - il n'y a pas d'ego sur le chemin. Notre objectif commun? Nous voulons tous gagner pour nos clients. Nous visons à être toujours évolutifs, dynamiques et ambitieux. Nous croyons au pouvoir des connexions authentiques. Chaque employé fait partie de ce qui nous rend uniques sur le marché: agiles et dévoués.
Régulier
POSITION SUMMARY:
The Network Administrator is responsible for the design, operation, and security of complex wired, wireless, and Internet-facing network infrastructures spanning multiple data centers and locations. The role requires expertise across enterprise routing, firewalling, VPNs, DNS, load balancing, security appliances, and large-scale wireless networks.
KEY RESPONSIBILITIES
1. Design, implement, and maintain enterprise network architectures, including LAN, WAN, wireless, data center, and Internet-edge environments.
2. Administer, configure, and troubleshoot FortiGate/Juniper SRX firewalls, including policies, NAT, routing, and VPNs.
3. Configure, maintain, and support Cisco Layer 2 and Layer 3 switching, including VLANs, spanning tree, EtherChannel, and inter-VLAN routing.
4. Deploy, operate, and optimize Cisco / Ruckus wireless networks, including:
• Controller-based and cloud-managed WLAN architectures
• SSID design, RF tuning, roaming optimization, and wireless security
5. Deploy, operate, and support F5 Load Balancers, including LTM (DNS/GTM experience a strong plus).
6. Design, implement, and troubleshoot dynamic routing protocols, including BGP and OSPF.
7. Design, implement, and support IPsec and SSL VPN solutions for site-to-site and remote access connectivity.
8. Operate and troubleshoot DNS services in an Anycast environment.
9. Perform advanced network and wireless troubleshooting across complex, multi-vendor environments.
10. Participate in network design reviews, infrastructure upgrades, and large-scale migrations.
11. Ensure high availability, performance, and security of all network services.
12. Maintain accurate network documentation, diagrams, and operational standards.
13. Collaborate closely with security, systems, cloud, and application teams to support business and technical objectives.
ESSENTIAL QUALIFICATIONS
ACADEMIC TRAINING
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Bachelor's degree in Computer Science, Information Technology, or a related field.
WORK EXPERIENCE
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4+ years of experience in network administration or network engineering within enterprise or service-provider environments.
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Hands-on experience administering and supporting firewalls , Cisco Layer 2 and Layer 3 switching, wireless networks, Load Balancers.
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Experience operating enterprise-scale routing, switching, and security infrastructures in complex production environments.
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Proven experience designing, implementing, and supporting IPsec and SSL VPN solutions for site-to-site and remote access connectivity.
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Experience designing scalable, secure, and highly available wired and wireless network infrastructures.
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Demonstrated ability to troubleshoot complex, multi-vendor network issues in mission-critical environments.
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Ability to operate effectively in a fast-moving environment with competing priorities and production impact.
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Willingness to participate in an on-call rotation for after-hours support and incident response.
SPECIFIC COMPETENCIES
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Strong understanding and hands-on experience with routing and network protocols including OSPF/OSPFv3, BGP and MP-BGP, Spanning Tree (STP/RSTP/MST), PIM-SSM, IGMP v2/v3, HSRP, VRRP, and MPLS.
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Working knowledge of DNS.
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Good understanding of network and application security principles including DDoS attack types, mitigation strategies, Web Application Firewall (WAF) placement, network segmentation, and Internet-edge security design.
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Familiarity with large-scale wireless design considerations including RF planning, roaming behavior, and high-density environments.
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Understanding of DDoS mitigation technologies and appliances, including inline and out-of-band protection.
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Exposure of cloud networking concepts, preferably Google Cloud Platform (GCP),
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Familiarity with ITSM and work management tools such as Jira and ServiceNow.
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Experience creating and maintaining network diagrams and documentation using tools such as Microsoft Visio or Lucidchart.
You’ll benefit from:
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Flexibility: Yes, we think that what you do matters. At work and at home.
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Fun: We laugh a lot, it makes every day brighter.
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Discounted services: We provide amazing services to our clients, and you’ll get them at home, because you deserve them.
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Rewarding Pay: Let's be honest, everybody likes to make a good salary. We offer attractive compensation packages, and it comes with a great culture.
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Benefits: We’ve got you covered.
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Career Evolution: Join us and we will give you the tools to achieve your career goals!
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Technology: You have a passion for technology? Excellent, we do too. Here, you will manage, influence, play, create, fix, and shape the industry.
#LI-KN1
#LI-Hybrid
Burlington, ON
Cogeco Connexion Inc
Chez Cogeco, nous savons que des origines, des points de vue et des croyances différentes peuvent apporter une valeur inestimable à notre entreprise. Cette diversité renforce notre capacité à imaginer, à innover et à nous développer en tant qu'entreprise. Nous nous engageons donc à faire tout ce qui est en notre pouvoir pour créer un milieu d'appartenance plus diversifié et inclusif.
En créant une culture où tous nos collègues peuvent donner le meilleur d'eux-mêmes au travail, nous faisons notre part pour construire un lieu de travail et un monde plus équitables. Du développement professionnel à la sécurité personnelle, Cogeco s'efforce constamment de créer un environnement qui accueille et enrichit tout le monde. Nous faisons de la santé et du bien-être de nos collègues l'une de nos plus grandes priorités, car nous savons que des employés engagés et appréciés sont synonymes d'une meilleure expérience globale pour nos clients.
Si vous avez besoin de mesures d'adaptation, quelles qu’elles soient, en ce qui concerne notre processus de recrutement, veuillez nous contacter en toute confidentialité à [email protected]
