Senior Access Network Architect

Senior Access Network Architect

28 Oct
|
Liberty Global
|
Reading

28 Oct

Liberty Global

Reading

About Us

We’re building Tomorrow’s Connections Today, bringing people together through the power of our technology.

Liberty Global is a world leader in converged broadband, video and mobile communications and an active investor in cutting-edge infrastructure, content and technology ventures.

With our investments in fibre-based and 5G networks we play a vital role in society, currently providing over 85 million fixed and mobile connections and rolling out the next generation of products and services, while readying our networks for 10 Gbps and beyond.

We’re creating national champions, combining the best broadband and mobile networks under brands such as Virgin Media-02 in the UK, VodafoneZiggo in The Netherlands,





Telenet in Belgium, Sunrise in Switzerland, Virgin Media in Ireland and UPC in Slovakia.

Liberty Global Ventures, our global investment arm, has a portfolio of more than 75 companies and funds across content, technology and infrastructure, including strategic stakes in ITV, Univision, Plume, Lionsgate and the Formula E racing series.

Our scale enables us to transfer knowledge and expertise across our operations and investments, creating a dynamic family of brands united in the pursuit of innovation and excellence.

And we’re prioritising diversity, equity and inclusion in our workplace and communities, while reducing our impact on the environment. We are using technology as a force for good; for our people, our partners and the planet.

Job Purpose

The Senior Access Architect is integral to Liberty Global’s strategy for the transition of its access networks towards converged, digital, virtualized and disaggregated multi-service uRLLC networks.





This role involves creating guidelines and blueprints for the End-to-End Access Transport network architecture, defining related building blocks and interfaces, and developing cost-efficient deployment strategies based on long-range cases and demands.

This role demands a blend of technical expertise, strategic insight, and leadership skills to guide Liberty Global's network transformation efforts, with a strong emphasis on xPON and Active Ethernet disaggregation and virtualisation technologies. The successful candidate should be adept at navigating complex technical landscapes while aligning network architectures with business objectives and emerging technological trends.

Key Accountabilities







- Analyse mid and long-term access network business demands to define architectural network requirements concerning capacity, latency, reliability, agility, and virtualization.
- Model various virtualized and disaggregated network architecture solutions to meet business demands and perform pro and cons analysis based on technical capabilities, CAPEX/OPEX costs, scalability, reliability, and customer experience/NPS scores.
- Create High-Level Architecture documents and Blueprints to describe selected E2E access network architecture solutions, aligning with IT, Operations, Procurement, and Finance.
- Define and specify required building blocks within the architectural framework to support RFPs for hardware/software vendor selections, with a focus on virtualization and disaggregation.
- Communicate the concept, impacts,





and benefits of architectural frameworks across all functions within Liberty Global and act as a knowledge transfer point of contact.
- Lead or support multi-functional architecture or strategy teams to analyse and align sophisticated architectural frameworks across various technical business domains.
- Continuously review existing architectures and market developments/innovations to identify and discuss architectural improvement opportunities, focusing on virtualized and disaggregated solutions to enhance network performance.
- Participate in vendor or internal meetings, technical summits, international conferences, and support international standardization bodies.

Knowledge & Experience

Essential skills & abilities:

- Deep understanding of IP networking,





including IPv4/IPv6, routing protocols (BGP, ISIS, etc.), Segment Routing, MPLS, overlay technologies like EVPN, IPVPN and network topologies.
- Expertise in access network technologies, specifically xPON (GPON, XGS-PON, 25G-PON) and Active Ethernet.
- Good understanding of the optical world with CWDM, DWDM and coherent technologies.
- Good understanding of modern mobile networks including 5G, FWA.
- Proficiency in network virtualization technologies (NFV, SDN) and related platforms like OpenStack, Kubernetes.
- Knowledge of cloud architectures (public, private, hybrid) and cloud-native principles.
- Understanding of disaggregated network elements and the transition from monolithic to modular systems.






- Familiarity with open standards and architectures like ONF, TIP, OCP, and OpenRAN.
- In-depth knowledge of telecommunications standards and protocols, including ITU-T, ETSI, IEEE, etc.
- Understanding of QoS, QoE, and SLA considerations in service delivery.
- Awareness of emerging technologies such as uRLLC, MEC, IoT, and their implications on network architecture.
- Understanding of AI/ML applications in network optimization and automation.
- Knowledge of case development, CAPEX/OPEX analysis, and the financial aspects of network deployments.
- Understanding of market trends, customer experience metrics (NPS), and their impact on network design and service delivery.
- Extensive experience in telecommunications, with a focus on network architecture, planning, and design.






- Proven track record in leading large-scale network transformation projects, including virtualized and disaggregated networks.
- Experience in creating High-Level Architecture (HLA) documents and technical blueprints for sophisticated network solutions.
- Demonstrable ability to lead multi-functional teams and collaborate with various groups (IT, Operations, Finance, etc.).
- Experience in working with hardware and software vendors, including leading RFP processes and vendor selection.
- Good communication skills to articulate architectural concepts, impacts, and benefits to both technical and non-technical partners.
- Engagement in ongoing professional development and active participation in technical summits, conferences, and standardization bodies.






- Proactive in reviewing and adopting market innovations and technologies to improve network performance.
- Ability to analyze mid- and long-term business demands and translate them into technical requirements.
- Expertise in conducting pro and cons analysis, assessing scalability, reliability, and cost-efficiency of different architectural solutions.

Some Of The Benefits That We Offer Are

- Competitive salary + Eligibility for our Bonus Plan
- 25 days annual leave with the option to purchase 5 more
- 24 hours of Volunteering Time Off
- Free access to LinkedIn Learning to continue to develop and grow your career with us
- Free premium subscription to Calm – a renowned well-being & meditation app
- Company Laptop, Mobile and Phone Subscription
- Company Pension Contributions
- Access to personal medical and dental insurance (UK) / Subsidies on Health Insurance (NL).
- Access to discounts on superfast fibre broadband subscriptions.

Liberty Global is an equal opportunity employer. We embrace diversity and are committed to creating an inclusive environment for our people. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process. We’re 100% committed to having a workforce that represents every part of our society. So we’re keen to hear from candidates of all background and circumstances.

Subscribe to this job alert:
Enter Your E-mail address to receive the latest job offers for: senior access network architect

Mobile Network Architect

Mobile Network Architect

Job description The Senior Architect will analyse, develop and craft the Voice Core Network Architecture. They will produce Architect Steers and similar artefacts that are both technically effective and have optimal performance, increasing business [...]
Reading
24 Oct
    Reading
    24 Oct

Senior Infrastructure Network Engineer

Senior Infrastructure Network Engineer

Senior Infrastructure Network Engineer / Reading Find out more about the daily tasks, overall responsibilities, and required experience for this opportunity by scrolling down now. Are you an experienced Infrastructure Engineer - We are searching [...]
Reading
18 Aug
    Reading
    18 Aug

Senior Azure Network Engineer

Senior Azure Network Engineer

Senior Azure Network Engineer Senior Azure Network Engineer is required for a European leader in cloud implementation, application development, and managed services working within the Healthcare sector in the UK. Project Details: 6 Month Contra [...]
Reading
26 Oct
    Reading
    26 Oct

Lead Planner (Access)

Lead Planner (Access)

Job description Brief Description To lead the development and integration of a safe, efficient and robust Route Engineering Access plan, supporting the delivery of the Route Strategic Business Plan. Minimise financial exposure and resolve access c [...]
Reading
22 Oct
    Reading
    22 Oct
Subscribe to this job alert:
Enter Your E-mail address to receive the latest job offers for: senior access network architect