Our culture lifts you up—there is no ego in the way. Our common purpose? We all want to win for our customers. We aim to always be evolving, dynamic, and ambitious. We believe in the power of genuine connections. Each employee is a part of what makes us unique on the market: agile and dedicated. Time Type: Regular Job Description : Senior Network Engineer, Network Infrastructure POSITION SUMMARY The Senior Network Engineer 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 deep 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 and 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 Bachelor's degree in Computer Science, Information Technology, or a related field. WORK EXPERIENCE 5+ years of experience in network administration or network engineering within enterprise or service-provider environments. Hands-on experience administering and supporting FortiGate firewalls, Juniper firewalls, Cisco Layer 2 and Layer 3 switching, Cisco and/or Ruckus wireless networks, and F5 Load Balancers. Experience operating enterprise-scale routing, switching, and security infrastructures in complex production environments. Proven experience designing, implementing, and supporting IPsec and SSL VPN solutions for site-to-site and remote access connectivity. Experience designing scalable, secure, and highly available wired and wireless network infrastructures. Demonstrated ability to troubleshoot complex, multi-vendor network issues in mission-critical environments. Ability to operate effectively in a fast-moving environment with competing priorities and production impact. Willingness to participate in an on-call rotation for after-hours support and incident response. SPECIFIC COMPETENCIES 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. Working knowledge of DNS architectures, including Anycast-based DNS deployments and traffic steering concepts. Solid 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. Familiarity with large-scale wireless design considerations including RF planning, roaming behavior, and high-density environments. Understanding of DDoS mitigation technologies and appliances, including inline and out-of-band protection. Knowledge of cloud networking concepts, preferably Google Cloud Platform (GCP), with exposure to other major providers such as AWS or Azure. Familiarity with ITSM and work management tools such as Jira and ServiceNow. Experience creating and maintaining network diagrams and documentation using tools such as Microsoft Visio or Lucidchart. You’ll benefit from: Flexibility: Yes, we think that what you do matters. At work and at home. Fun: We laugh a lot, it makes every day brighter. Discounted services: We provide amazing services to our clients, and you’ll get them at home, because you deserve them. 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. Benefits: We’ve got you covered. Career Evolution: Join us and we will give you the tools to achieve your career goals! Technology: You have a passion for technology? Excellent, we do too. Here, you will manage, influence, play, create, fix, and shape the industry. At Breezeline, diversity is an essential asset to our organization’s performance. We are committed to providing equal opportunities to all qualified individuals, regardless of cultural and individual differences. We strive to build teams which reflects the diverse profiles and backgrounds of both the customers and communities we serve, firmly believing that this distinguishes Breezeline from competitors and contributes to our signature of excellence. For candidates whose primary place of work will be in Massachusetts, the expected salary range for this specific position is $88,600– $133,000. For candidates whose primary place of work will be in Maryland, the expected salary range for this specific position is $88,600– $133,000. For candidates whose primary place of work will be in Virginia, the expected salary range for this specific position is $80,600– $121,000. For candidates whose primary place of work will be in Cleveland, OH, the expected salary range for this specific position is $80,600– $121,000. This range represents the annual salary or hourly wage that Breezeline expects to pay for this position at the time of this posting. Individual pay is determined by various factors, including but not limited to job-related skills, relevant experience, education, and specific work location. #LI-HYBRID Location : Quincy, MA Company : Breezeline At Cogeco, we know that different backgrounds, perspectives, and beliefs can bring critical value to our business. The strength of this diversity enhances our ability to imagine, innovate, and grow as a company. So, we are committed to doing everything in our power to create a more diverse and inclusive world of belonging. By creating a culture where all our colleagues can bring their best selves to work, we’re doing our part to build a more equitable workplace and world. From professional development to personal safety, Cogeco constantly strives to create an environment that welcomes and nurtures all. We make the health and well-being of our colleagues one of our highest priorities, for we know engaged and appreciated employees equate to a better overall experience for our customers. If you need any accommodations to apply or as part of the recruitment process, please contact us confidentially at [email protected] Rooted in the communities it serves, Cogeco Inc. is a growing competitive force in the North American telecommunications and media sectors, serving 1.6 million residential and business subscribers. Its Cogeco Communications subsidiary provides Internet, video and phone services in Canada, and in thirteen states in the United States under the Cogeco Connexion, oxio and Breezeline brand names. Through Cogeco Media, it owns and operates 21 radio stations primarily in the province of Québec as well as a news agency. Cogeco's subordinate voting shares are listed on the Toronto Stock Exchange (TSX: CGO). The subordinate voting shares of Cogeco Communications Inc. are also listed on the Toronto Stock Exchange (TSX: CCA).

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