Operations specialist

Job Req ID:  465
Posting Date:  20-Sep-2022
Function:  Business Services & Operations
Location: 

1 Braham Street, London, United Kingdom

Salary:  Competitive

This is a hybrid role and can be based in London or Bristol.

 

 

About BT

 

BT has a key role in British society, fostering change and leading technology innovation. From delivering the Olympics, to supporting the emergency services, to investing more into research than any other UK technology company, we take pride in everything we do - and in the people who work here.


We're now a global company operating at the forefront of the information age, employing 90,000 people in 180 countries. And we're on a mission. Guided by our core values of Personal, Simple and Brilliant our goal is to help customers, communities and businesses overcome barriers and release their potential.


So, if you're interested in the power of potential, why not join us today and release yours? You can read more here about what it's like to work at BT.

 

 

About this role

 

Operations Speciliast is a technical role providing 2nd/3rd line support of the BT Mobile Cloud Core estate in the Mobile Cloud Core Solutions Reliability Engineering team. Mobile Cloud Core Operations are accountable for the smooth and cost effective running of the mobile cloud core network and its associated services. Team members support incident, change & problem management as well as project related work. Members also participate in a 24x7x365 emergency callout rota.

 

You will be responsible for specifying, building, securing and supporting environments that enable subscriber services to function within a mobile phone cloud core network. You will have both the technical skills and proven experience to support the following areas:

  • Juniper Contrail SDN and associated services
  • Integration of Juniper Contrail SDN with Telco cloud components and open stack
  • Good knowledge of Security Vulnerabilities across the IT industry and experience of Security Hardening strategy and practice. 
  • Driving best practice in Data Security concepts and protection systems. 
  • Provide 2nd/3rd line support of the BT Mobile Cloud Packet Core estate.

 

 

You'll have the following responsibilities:

 

  • Ensure that all platforms/ systems/services in your control achieve the agreed availability target, ensure that adequate expert support is available 24 x 7 x 365 
  • Provide 2nd line support to tenant teams, on all K8S-based cluster architecture deployments & its features such as Load Balancing, Network plugins & CNI’s etc
  • Troubleshoot Network flows & connectivity between K8S Nodes/PODs, & between K8S PODs and the adjacent SDN hand-off points
  • Build/deploy K8S-based cluster architecture, including tenant-specific Openstack & Juniper SDN components
  • Triage faults on tenant NFVi layer, involving tenant-specific SDN & Openstack configuration, which may involve further investigation into underlying Cloud infrastructure
  • Troubleshoot the instantiation and onboarding of instances using HEAT templates in yaml format
  • Support & maintain Virtualised F5 BIG-IP instances in tenant environments running SSH proxy, DNS Forwarding Services
  • Supplier Management- Ensure that all cases escalated to support vendors are resolved within the appropriate time scales. Provide assistance to suppliers when required. 
  • Ensure documentation and support procedures are kept up to date.
  • Mentor junior team members. 
  • Work with the other teams to develop, configure and maintain the infrastructure management solutions and tools required to manage all data services. Participate in all appropriate project forums. 
  • Provide support to various stakeholders such as Technology Operations Centre, Design, Build, Network Cloud and Dynamic Infrastructure, Capacity Planning, Revenue Assurance and Customer Experience.

 

 

You'll have the following skills & experience:

 

 

MANDATORY

  • Excellent understanding of Juniper Contrail SDN Networking (inc. leaf/spine architecture)
  • Good understanding of Juniper Virtualised firewalls i.e vSRX running JUNOS
  • Juniper vendor led training and/or accreditation.
  • understanding of Openstack environments
  • Familiarity with navigating JUNOS command line
  • Solid Networking background including dynamic routing protocols such as BGP.
  • Excellent understanding of containerisation technologies including Docker/ContainerD
  • Good working knowledge of Juniper tools and processes

 

PREFERRED

  • Be conversant with virtual network tenant technologies such as BGPaaS, BFD
  • Experience with the ELK stack (Elasticsearch, Logstash & Kibana)
  • Exposure to system performance, diagnosis and investigation tools (e.g. Prometheus & Grafana)
  • Familiarisation with GIT based repositories 
  • Receiving Security scan report results and Implementing highlighted patches using change management. 
  • Experience of dealing with 3rd party vendor support 

 

 

Benefits:

 

  • Competitive salary
  • 25 + days annual leave (plus bank holidays) (subjected to the number of years you've been with BT)
  • 10% on target bonus
  • Life Assurance
  • Pension scheme
  • Option to join the Healthcare Cash Plan or other benefits such as dental insurance, gym memberships etc.
  • 50% off BT and EE mobile pay monthly or SIM only plans
  • Exclusive colleague discounts on our latest and greatest BT broadband packages
  • BT TV, including BT Sport and the NOW Entertainment membership, and 25% off NOW Sport, Cinema and Kids
  • 30% discount for friends and family on EE mobile pay monthly and SIM only plans

 

About BT

 

We're the leading communications provider with customers in 180 countries. Across the world we enable customer's digital transformations so they can thrive. our focus is simple: be the global provider-of-choice for managed network and IT infrastructure services..