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Principal IP Design Engineer
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Virgin Media O2SummaryLocation: Birmingham, Leeds, London, Manchester, Peterborough, ReadingJob Family: Digital and TechnologyJob Type: Full TimePosted Date: 25-Sep-2025Ref #: 69334We are recruiting for
Principal IP Design Engineers
to join our Core Engineering team. The
Principal IP Design Engineer
roles report into the Senior IP Services Design Manager, covering primarily network design support for end-user services. This is a highly skilled role with design responsibilities across a diverse range of both large scale and medium scale projects, supporting delivery of fixed-line and mobile services, private cloud, hybrid cloud, IT, WiFi and Enterprise projects. The role holder will support projects across a wide range of IP/MPLS networking, switching, and routing, involving mobile telecoms networks and applications and virtualisation of these applications into Cloud infrastructures.Key Responsibilities and AccountabilitiesLead and support on all designs, especially complex designs across the IP network portfolio, including LAN, WAN, SP, advanced routing and switching, Cloud Technologies, such as public cloud and private cloud (OpenStack/OpenShift)SME that works with strategy and architecture to drive expert designs that align to the goals of the organisationCreation of detailed documentation, sometimes very specialised to support complex projects, crossing various technology domainsWho we areThe UK’s fastest broadband network. The nation’s best-loved mobile brand. And, one of the UK''s biggest companies too.Diverse, high performing teams - jam packed with serious talent. Together, we offer the UK more choice and better value, through our boundary-pushing, customer-championing values and ambitions.Together, we are Virgin Media O2, and we can''t wait to see what you can do.Accessible, inclusive and equitable for allVirgin Media O2 is an equal opportunities employer and we''re working hard to remove bias and barriers for our people and candidates. So, we build equity and inclusion into everything we do, from the policies we craft to the relationships we shape. We support and encourage you to be your authentic self throughout your application journey with us.The must havesService Provider MPLS and DC routing and switchingComplex network design and implementation focused on redundancy and highly available networksStrong understanding of the OSI model layer and TCP/IP stack, with advanced network troubleshootingIn-depth knowledge of BGP, MPLS, service provider and enterprise routing protocolsL2 and L3 network design, operations, and troubleshootingWAN Routing and traffic engineeringStrong familiarity with major network vendors, such as Cisco, Juniper, F5 and FortinetStrong knowledge of SNMP, NTP, TACACS+, SYSLOG and other standard network protocolsThe other stuff we are looking forAutomation e.g. YANG, Openconfig, NETCONF, RESTCONF, Ansible, PythonHas an analytical mind-set, able to problem solve, plans and prioritise work load efficiently and effectivelySelf-starter, able to engage in multiple projects, plan and manage time, delivery, and expectationsWhat''s in it for youOur goal is to celebrate our people, their lives and everything in-between. We aim to create a culture that empowers everyone to bring the best versions of themselves to work each and every day. We believe the most inclusive and diverse culture makes for a better business and a brighter world.Working at Virgin Media O2, you get a bumper reward package bursting with benefits, and loads of extras you can add if you’d like to. These are designed to support both you and your loved ones, making sure that you’re covered no matter what life throws your way.Next stepsIf we feel like a place where you can belong, we''d love to learn more about you as a person and your experience to date. When you apply, you''ll be asked about any adjustments you might need to support the recruitment process. Let us know, and we''ll be sure to discuss it with you.Please note: Applications will be reviewed, and interviews conducted throughout the duration of this advert, therefore we may bring the closing date forward. We encourage all interested applicants to apply as soon as possible. If you’re offered a job with us, it will be conditional, based on the passing of background checks. All roles require a criminal record check and some roles need a financial probity check. Your recruiter can provide you with more information if needed.Thanks for your patience and for showing an interest in joining the Virgin Media O2 family.Seniority levelMid-Senior levelEmployment typeFull-timeJob functionEngineering and Information TechnologyIndustriesTelecommunicationsReferrals increase your chances of interviewing at Virgin Media O2 by ..... full job details .....