Network Design Engineer Full Time

City, London
Sky
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What you’ll do

In this role, you will be responsible for the network design solutions across a wide variety of technology stacks for Telecom services like Broadband and Wholesale services across Sky.

• Elicit business and technical requirements working with the various stakeholders during requirements gathering phase.

• Author both high level and low-level design documents to support Telco services including presenting such designs for internal technical and stakeholder sign off.

• Perform audit, analysis and propose solutions for migrating from one platform or design to another, providing support for testing and fulfilment teams.

• Own software/hardware selection, perform bug scrubs and security vulnerability assessments and work with test and implementation engineers to review test plans, defects, test reports, MOP and change tickets.

• Participate in vendor selection by providing technical requirements into RFP document and by doing technical evaluation including Technical Proof of Concept testing.

• Steer network elements’ feature roadmap by working closely with our strategic technology partners for software release planning, budget submissions and provide inputs for business case preparation.

• Drive platform improvements, enable automation and implement new solutions that enable DevOps capabilities and support business strategy of building once and deploy multiple time.

• Act as a point of escalation for the network designs produced or assigned to, and provide technical advice and guidance for any proposed changes that may affect them, both before and after delivery.

What you’ll bring

• Detailed understanding and experience of ISP subscriber technologies including IPoE (DHCPv4 & DHCPv6), PPPoE, L2TP, RADIUS and MAP-T.

• Detailed understanding and experience of architecture and design of telco networks using ISIS, MPLS, Segment Routing, MP-BGP, LDP, HQoS.

• Solid grasp of layer 2 VPN technologies, EVPN, T-LDP, VPLS and IPv6 and IPv4aaS technologies.

• Good understanding of BNG products from Nokia.

• Ability to apply Open-config and Vendor specific NETCONF-YANG models, JSON and XML payload for network automation to configure and manage routers would be advantageous

• Solid grasp of python, Ansible and config management via GIT

Must have skills

• Must be able to hold Government security clearance

• Detailed understanding and experience of ISP subscriber technologies including IPoE (DHCPv4 & DHCPv6), PPPoE , L2TP, RADIUS and MAP-T.

• Detailed understanding and experience of architecture and design of telco networks using ISIS, MPLS, Segment Routing, MP-BGP, LDP, HQoS .

• Strong understanding of layer 2 & 3 VPN technologies, EVPN, T-LDP, VPLS and IPv6 and IPv4aaS technologies.

• Strong understanding of BNG products from Nokia and Huawei .

• Good understanding of Cisco IOS-XR product line such as ASR9K, NCS5K

• Designing for secure environments such as TSA ( T elecoms Security Act ) , PCI, or other regulated environments.

• Commissioning or assisting in Penetration Tests.

• D esign of identity/credential management systems, TLS/X509 certificate management on both servers and network devices.

• Experience with network device management, monitoring and logging/event systems

Good to have skills

• Ability to apply Open-config and Vendor specific NETCONF-YANG models, JSON and XML payload for network automation to configure and manage routers would be advantageous .

• Solid understanding of python, Ansible and config management via GIT

• Risk analysis and management ( ISO2700x or similar), primarily on a technical level.

• Nokia NRS2 and SRA / CCNP Service Provider certified

• CISSP certification

Team overview

Group Communications & Infrastructure

Looking to be part of non-stop innovation? Join our Group Communications and Infrastructure team and you’ll work alongside experts in broadband, telephony, mobile, cloud and infrastructure. We’re the team that crafts, builds, supports and maintains the telecoms networks across the whole Sky Group. Together, w