Senior Network Engineer L3
Telefónica Tech
- Cambridge, England, United Kingdom
- Cambridge, England, United Kingdom
À propos
Job Overview Senior Network Engineer L3 – Location: Cambridge, United Kingdom. Occasional travel to site in Cambridge. Realistic commute from this location. The L3 Network Engineer will cover management, maintenance and support of network infrastructure, perimeter security systems and network management platforms.
Responsibilities
Supporting network and security infrastructure (LAN / WAN / WLAN / Firewalls / Application / VPN, 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
Skills & Experience
Experience of enterprise LAN/WAN/WLAN management
Experience of Fortinet, HPE, Aruba
Experience of managing firewall technologies, particularly Fortinet and Cisco
Experience of network monitoring, troubleshooting and management tools
Fortinet certification (Desirable)
Aruba certification (Desirable)
Additional 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 requirements; any offer would be conditional upon the successful candidate passing BPSS which includes a criminal record check
This role requires participation in 24/7 On‑call, which operates on a rotational basis
Key Words Network Engineer – CCNA – CCNP – Cisco – Networking – HPE – Aruba – LAN – WAN
EEO Statement At Telefónica Tech, we believe inclusion is the bridge that empowers everyone to be their authentic selves. We celebrate and respect our differences because diversity drives innovation and makes us stronger. We welcome applicants from all backgrounds and identities regardless of age, disability, gender reassignment, marital or civil partnership status, pregnancy or maternity, race, religion or belief, sex, and sexual orientation. We are also committed to equity, accessible hiring practices, and creating an inclusive culture through many means including TogetHer (Women's network) and our Employee Resource Groups which include Diversity and Inclusion, Telefónica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability. We don’t believe hiring is a tick box exercise, so if you feel that you don’t match the job description 100%, but would still be a great fit for role, please get in touch.
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Compétences linguistiques
- English
Avis aux utilisateurs
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