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Job Title


Network Engineer L2


Company : Telefnica Tech (EN)


Location : Cambridge, England


Created : 2025-12-18


Job Type : Full Time


Job Description

Job Description Telefnica Tech (part of the Telefnica 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 every day in over 175 countries, with a global ecosystem of market-leading partners. Global strategic hubs: Spain, Brazil, the UK, Germany.The Telefnica 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 and Cyber Security & Networking.Values: Open, Bold, TrustedTrusted Partners:Microsoft: Top 3 Service Providers, Azure Expert Status, Fastrack & Inner Circle PartnerHPE: Platinum Partner FY23 UK&I Solution Provider of the YearPalo Alto & Crowdstrike: part of our NextDefense Cyber Security PortfolioFortinet: Elite VIP Program one of only 2 in the UKAWS: Advanced Solution & Managed Service Provider ProgramJob DescriptionNetwork Engineer - CambridgeshireThe L2 Network Engineer will cover management, maintenance and support of network infrastructure, perimeter security systems and network management platforms.Key Responsibilities:Supporting network and security infrastructureTroubleshooting complex network issues, identifying network bottlenecks, and implementing solutions to ensure optimal network performanceOptimizing network infrastructure to ensure maximum performance and scalability.Maintain accurate network documentation, including network diagrams, configurations, and inventory recordsPrepare regular reports on network performance, availability, and securityDay-to-day patching, maintenance and operation of the above in secure environmentsContinual improvement of the systems based on changing demandsLiaising with various departments within the businessCoordinating with 3rd party suppliers and partners to support, maintain and implement these systemsQualificationsSkills & Experience:Essential;Experience of enterprise LAN/WAN/WLAN managementExperience of Cisco, HPE, ArubaExperience of firewall technologies, particularly Fortinet, Cisco.Experience of network monitoring, troubleshooting and management toolsDesirable;Cisco certificationFortinet certificationAruba certificationAdditional InformationThis role requires participation in 24/7 On-call, which operates on a rotational basis.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 if this is a requirement of the role and any offer would be conditional upon the successful candidate passing BPSS which includes a criminal record checkAt Telefnica 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.Be yourself with us, and feel that you belong. 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, Telefnica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability.We dont believe hiring is a tick box exercise, so if you feel that you dont match the job description 100%, but would still be a great fit for role, please get in touch.