Network Specialist (UK)

London, United Kingdom

Overall Purpose of Job
Experienced in a broad set of service provider network technologies, with main focus MPLS, LDP and  BGP signalling, network implementation, network changes and monitoring. Good understanding of network topologies driving global network data services for cloud operations and SD-WAN solutions. 
Provide technical expertise during implementation of network devices and new routes on the global  MPLS network with high availability and strict adherence to SLA parameters for MTBF, MTTR, Jitter, Latency and Packet loss. Work with the network Architect to write Network-wide HLD and LLD. 
Participate in network planning meetings and provide low-level plans for major network changes with detailed diagrams and full scope of works for physical and logical work. 
Responsible for network documentation and ensuring base configurations on all devices are consistent and up to date in line with design LLD. 
Work in close collaboration with the service assurance team to ensure they have the necessary documentation to support the network and all monitoring is set up for all network metrics to enable proactive monitoring of backbone and customer services. 
Support the capacity management team with data collection and provide up to date details of utilisation  and support capacity management team by executing migrations to free up capacity. 
Act as Level 3 escalation for network outages and complex customer issues, as well as provide technical  support to Service Delivery teams and Technical sales for complex orders and high-value bids.
Key Responsibilities
  • Design new Network topologies and oversee the implementation .
  • Network documentation .
  • Adhere to change control for any network changes .
  • Follow technology trends and understand the technical details (RFC etc) .
  • HLD and LDD development where needed .
  • Development of provisioning procedures for data services .
  • Development of Service assurance procedures and ‘how to’ for complex troubleshooting as part of service assurance continuous improvement approach. 
  • Take part in vendor selection where required.
  • Write technical stories for Automation development as required .
  • Drive best practice for alarm and event clearing and assurance practice into CoE.
  • Support SMC and Provisioning capabilities when needed .
  • Support technical sales team when needed.
  • Support day to day network operation where required.

Job Requirements
  • Self-motivated and driven by technology evolution driving or developing business benefit.
  • Expert knowledge of Junos OS, Junos Space and CSD, Contrail and SNMP polling platforms.
  • Experience with writing scripts for automation of network configurations and data collection.
  • Extensive Knowledge of test equipment and troubleshooting techniques used to provide analysis, and service, functional problem analysis and or repair. 
  • Ability to solve design and operational problems, plan and schedule complex communication system or services upgrades, modifications, and new equipment acquisition and installation.
  • Track record of success in this industry with specific background in data network and it’s recent evolutions over the last 10 years. 
  • Degree & or equivalent Technology related achievement.
  • 5 years’ experience in a telecommunication service provider .
  • Hold a valid JNCIP or JNCIE certificate and have had at least 2 years practical experience since taking the exam.