Network Administrator

Configure and support Cisco network infrastructure, including Nexus and Catalyst switches and routers.Configure, support and administer firewalls, including Cisco Firepower and the F5 BIG-IP AFM module.Configure, support and administer F5 load balancers.Configure, support and administer Cisco Meraki solutions (switching, wireless and security).Configure, support and administer site-to-site VPN tunnels based on IPsec technologies.Monitor WAN usage and performance, and troubleshoot network issues.Provide first and second-level support, including troubleshooting and coordination with vendors.Review logs and alerts, and perform corrective actions.Monitor network performance and ensure optimal operation.Maintain and update technical documentation and configuration templates.Apply a risk-based, security-first mindset when implementing and supporting network services in a complex, multi-tenant environment.Participate in network security implementation projects, review vulnerability and risk reports, and implement controls that protect service availability, integrity and confidentiality.Collaborate with IT, business relationship and cybersecurity teams to translate requirements into secure technical solutions, written proposals and cost estimates when required.Implement approved technical policies and secure configuration standards on enterprise network security systems.Automate recurring operational tasks using scripting and automation platforms where appropriate.Stay up to date with emerging technologies, the cyber threat landscape and network security best practices, and share knowledge with the team.Provide on-call/standby support and ad hoc support to related network or cybersecurity teams when required.The resource MUST have the following skills and experience:A minimum of five (5) years of relevant experience in network administration.Strong hands-on experience with Cisco technologies, including switching and routing.Strong hands-on experience with Cisco Meraki solutions.Proven experience working with F5 load balancers.Strong experience with firewall technologies (Cisco Firepower and F5 AFM).Solid understanding of TCP/IP networking and protocols.Experience with routing protocols such as OSPF and BGP.Good understanding of networking in cloud environments, including AWS networking concepts (VPC, routing, security groups, connectivity).Knowledge of enterprise LAN, data centre and WAN technologies, including SD-WAN, DIA, MPLS, DNS, authentication services and network monitoring.Good understanding of network security concepts and best practices.Strong knowledge of cybersecurity risk management processes and the ability to assess threat relevance, impact and risk.Experience working in ITIL-based environments.Proven troubleshooting and operational support experience in complex environments.Strong analytical and systematic problem-solving skills.The resource SHOULD have the following skills and experience:Experience with VPN technologies (IPsec).Experience with network monitoring and performance analysis tools.Familiarity with multi-vendor environments.Strong teamwork skills and ability to collaborate effectively within a teamExcellent communication skills, both verbal and writtenAbility to work closely with customers with a professional, service-oriented attitudeAbility to write documentation & reportsProactive, solution-oriented approach to problem solvingCreativity/ability to find innovative solutionsWillingness to learn and adapt on the jobConflict management & cooperationAbility to manage ambiguity and pressure, using feedback as an opportunity for developmentAction-oriented, with a strong commitment to delivering quality resultsDesirable certifications:Cisco certifications (CCNA, CCNP or equivalent), Cisco Meraki and Cisco Firepower/Security certificationsAWS certifications (e.g., Solutions Architect, Advanced Networking or similar)ITIL FoundationCompTIA Network+ or equivalent network management certificationCloud security, CISSP, GIAC or equivalent cybersecurity certificationZero Trust architecture training or certificationTeleworking Option:Yes, up to 3 days per weekOn-call requirements:May be required on an exceptional basis

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