Sr Systems Support Engineer

Responsibilities: Configures, maintains, and operates routers, switches, firewalls, load balancers, and monitoring tools Installs physical equipment, connects cabling, organizes communication racks, and powers devices per documentation Proactively monitors network infrastructure using monitoring tools, responds to alerts, and maintains updated topology documentation Mentors, coaches, and shares knowledge with junior team members Acts as an escalation point for complex incidents and requests Independently handles routine network service requests, access provisioning, and documentation Troubleshoots and resolves major incidents, leads outage bridges, and performs root cause analysis Owns end-to-end network infrastructure projects (design, implementation, testing, and handover) Develops subject matter expertise in domains such as datacenter networking, firewalls, load balancing, or cloud networking Collaborates with senior engineers on large-scale infrastructure projects Designs, deploys, configures, and troubleshoots Azure and AWS cloud networking solutions Experience Required: 6+ years of experience in core Networking and Security Strong experience in data security operations (administration, configuration, troubleshooting, and design) Hands-on experience with multi-vendor firewalls (Checkpoint, Cisco ASA, Cisco Firepower, Fortinet, SonicWall, Palo Alto) Experience with security tools such as WAF, NIPS, Firewall Analyzer, and DDoS protection Strong understanding of L3 routing protocols (OSPF, BGP) Experience with multi-vendor environments (Whitebox is a plus) Solid knowledge of networking technologies: TCP/IP, DNS, BGP, OSPF, EIGRP, MPLS VPNs, VXLAN, Multicast Experience with DMVPN, IPSEC, and encryption standards Azure Networking (Enhanced Requirement): Strong hands-on experience in deployment, configuration, and troubleshooting of Microsoft Azure networking services, including: Virtual Networks (VNet), Subnets, IP Address Management Network Security Groups (NSG) and Azure Firewall policy configuration and troubleshooting Azure Load Balancer (L4) and Application Gateway (L7) setup, tuning, and issue resolution Azure Front Door and Web Application Firewall (WAF) configuration and debugging VPN Gateway (Site-to-Site, Point-to-Site) and ExpressRoute deployment and troubleshooting connectivity issues User Defined Routes (UDR) and Network Virtual Appliances (NVA) configuration and routing issue analysis Azure DNS, Traffic Manager, and Network Watcher for diagnostics and monitoring Strong experience in troubleshooting Azure network issues, including: Connectivity issues between VNets, subnets, and on-prem environments Routing misconfigurations and asymmetric routing NSG/Firewall rule conflicts and traffic drops Load balancing and application gateway backend health issues VPN/ExpressRoute latency, packet drops, and tunnel failures Experience designing and implementing hybrid cloud connectivity (On-prem to Azure) Strong understanding of Azure network security architecture and best practices Experience with high availability, failover, and disaster recovery design in Azure networking Hands-on experience with Infrastructure as Code (IaC) using ARM templates, Bicep, or Terraform Cloud & Automation Skills: Knowledge of AWS networking and architectural principles Experience with network automation using Python, Shell scripting, YAML Familiarity with DevOps practices and CI/CD pipelines Education & Certifications: Bachelor’s degree in Engineering or related discipline (or equivalent experience) Preferred certifications: CCNA / CCNP Security+ ITIL Foundation Microsoft Azure Fundamentals / Azure Network Engineer Associate Key Skills: Strong consulting and communication skills Ability to work with internal and external stakeholders Strong analytical and problem-solving abilities At Harris, we believe great people build great software. We offer an environment where employees are empowered to make a real impact, grow their skills, and shape their careers. Our teams enjoy a supportive, award‑winning culture, a casual and collaborative workplace, and opportunities to learn from a diverse group of businesses and industries. We are financially strong and proudly part of Constellation Software Inc. (CSI), the largest software company in Canada, providing long‑term stability alongside entrepreneurial autonomy. In addition to a competitive compensation and benefits package, we offer meaningful perks, flexibility, and—most importantly—a culture that values people, curiosity, and having fun while doing great work. Follow us on LinkedIn to learn more about our culture, values, and career opportunities. Harris is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Applicants who require a reasonable accommodation due to a disability may contact us by email at HarrisTalentAcquisition@harriscomputer.com. Accommodation requests may be made at any time. This email address is dedicated solely to accommodation requests and cannot be used to inquire about application status. Know Your Rights Poster EO 13496: Notification of Employee Rights under Federal Labor Laws Our commitment to fair and equitable hiring. As part of our recruitment process, we use artificial intelligence (AI) tools during the initial screening phase to help identify candidates whose qualifications most closely align with the requirements of the role. This technology supports efficiency and consistency in the early stages, but it never replaces human judgement. All subsequent evaluations and final hiring decisions are made by our recruitment professionals. AI does not make final hiring decisions.