L3 Network Engineer
Company Description Telefónica Tech (part of the Telefónica Group) is a leading NextGen Tech solutions provider with a highly diversified team of over 6,000 exceptionally skilled employees and +60 nationalities. We serve more than 5.5m customers everyday in over 175 countries, with a global ecosystem of market-leading partners. Global strategic hubs: Spain, Brazil, the UK, Germany. The Telefónica Tech UK&I hub has an end- to-end portfolio of market leading services and develops integrated technology solutions to accelerate digital transformation through: Cloud, Data & AI, Enterprise Applications, Digital Workplace, Cyber Security & Networking. Values: Open, Bold, Trusted Trusted Partners:
- Microsoft: Top 3 Service Providers, Azure Expert Status, Fastrack & Inner Circle Partner
- HPE: Platinum Partner – FY23 UK&I Solution Provider of the Year
- Fortinet: Elite VIP Program – one of only 2 in the UK
- Palo Alto & Crowdstrike: part of our NextDefense Cyber Security Portfolio
- Remote and onsite support (where required) of network and security infrastructure (LAN / WAN / WLAN / Firewalls / Application/VPN, Delivery Controllers etc.)
- Troubleshooting complex network issues, identifying network bottlenecks, and implementing solutions to ensure optimal network performance
- Optimizing network infrastructure to ensure maximum performance and scalability.
- Maintain accurate network documentation, including network diagrams, configurations, and inventory records
- Prepare regular reports on network performance, availability, and security
- Day-to-day patching, maintenance and operation of the above in secure environments
- Continual improvement of the systems based on changing demands
- Liaising with various departments within the business
- Coordinating with 3rd party suppliers and partners to support, maintain and implement these systems
- Extensive experience of enterprise LAN/WAN/WLAN management
- Extensive experience of Cisco, HPE, Aruba, Meraki and/or Juniper switching/wireless
- Extensive experience of firewall technologies, particularly Fortinet, Cisco, Meraki and/or Palo Alto
- Extensive experience of network monitoring, troubleshooting and management tools
- CCNP certification
- VMware NSX experience
- Fortinet certification
- Palo Alto certification
- Articulate and a clear communicator
- Be a customer advocate
- Have the ability to converse technical terms and definitions to non-technical personnel
- Experience in report writing
- Meticulous with excellent attention to detail
- Interested in Continual Service Improvement
- Able to multitask and handle large amounts of complex information
- Must have the right to live and work in the UK.
- Due to our location, access to own transport is essential.
- Must meet Security Clearance vetting requirements as this is a requirement of the role.
- Any offer would be conditional upon the successful candidate passing a full SC and NPPV3 vetting process.