Network Administrator

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• 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:

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• 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:

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• Experience with VPN technologies (IPsec).
  
• Experience with network monitoring and performance analysis tools.
  
• Familiarity with multi-vendor environments.
  

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• Strong teamwork skills and ability to collaborate effectively within a team
  
• Excellent communication skills, both verbal and written
  
• Ability to work closely with customers with a professional, service-oriented attitude
  
• Ability to write documentation & reports
  
• Proactive, solution-oriented approach to problem solving
  
• Creativity/ability to find innovative solutions
  
• Willingness to learn and adapt on the job
  
• Conflict management & cooperation
  
• Ability to manage ambiguity and pressure, using feedback as an opportunity for development
  
• Action-oriented, with a strong commitment to delivering quality results
  

Desirable certifications:

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• Cisco certifications (CCNA, CCNP or equivalent), Cisco Meraki and Cisco Firepower/Security certifications
  
• AWS certifications (e.g., Solutions Architect, Advanced Networking or similar)
  
• ITIL Foundation
  
• CompTIA Network+ or equivalent network management certification
  
• Cloud security, CISSP, GIAC or equivalent cybersecurity certification
  
• Zero Trust architecture training or certification