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Infrastructure Designer

Date: 10-Sep-2022

Location: SLOUGH, GB

Company: Telefonica S.A.

It matters to us that Team O2 is as diverse as the communities we serve. 

We’re aware that we need more diversity in our senior leadership roles, so we welcome and encourage people from all backgrounds to apply. 

Whoever you are, O2 has a place for you. 

Come join us.


Location(s):  Flexible - Slough


About the Team

We provide the underpinning Infrastructure for Telefonica solutions promoting the deployment of Infrastructure standards to enable quicker deployment and simplify the overall IT support model. These standards extend to shared Servers and Storage; operating systems; Databases and Support/monitoring.


The Engagement & Design Team acts as the “Front Door” into IT Infrastructure Delivery and IT Operations.  It is responsible for managing all demand into these teams and is the first point of contact for all project delivery requests. The design team convert the infrastructure requirements into sustaining designs, provide technical consultancy and governance.


We assist customers in understanding which services meet their requirements and provide a single face to represent many internal functions. We deliver infrastructure designs to underpin the end-to-end IT solution.


About the role

As an IT Infrastructure Designer, you’ll act as conduit to our internal customers, helping define and translate their IT Infrastructure requirements.  You’ll be key in ensuring demand is captured accurately as well as effectively managing escalations to the technical teams.


Key Responsibilities

  • Lead and manage 2 permanent heads and managed services.
  • Own the team’s roadmap and input in to the wider IT Infrastructure roadmap.
  • Act as a subject matter expert in your chosen field of expertise.  Provide guidance to support and shape IT solution designs and explain Infrastructure solutions to the end customers,
  • Deliver the infrastructure High Level Design and by the technical governance lead during delivery.
  • Support the IT Infrastructure engagement analyst with cost benefit analysis production. Manage the specification of all infrastructure purchase requirements and the technical approval of procurement decisions.
  • Own and manage the Operating system build management process for your subject matter expertise.
  • Work with the Infrastructure architects to develop patterns, policies, standards, and roadmaps.


What We Need from You:

Essential Skills:

  • ITIL v3 or 4 Foundation qualification or equivalent
  • Strong in one or more cloud technologies such as OpenShift platforms, Docker, AWS or MS-Azure
  • Operating Systems - Windows and RHEL / SUSE.
  • Database - MYSQL, MS-SQL, Oracle RDBMS
  • Understanding of NetBackup & Veeam technologies.
  • Understanding of Enterprise Storage technologies i.e., HPE 3PAR, NetApp, HDS.
  • Understanding of IP Networks (LAN and WAN networking)
  • An understanding and appreciation of technical requirements and ability to covert into technical solutions using excellent Communication and written skills.
  • Strong understanding of developing technologies/methodologies (Automation, Dev Ops)



We’ll be sending you emails about the status of your application. To make sure you receive these, please add and to your Safe Senders list.

We’re looking to pay a great compensation package (depending on experience) for this position. We also offer plenty of extras to sweeten the deal, which could include things like bonuses, life assurance cover, health care and lots of flexible benefits.  

Also, every employee has their personal development supported with a LinkedIn learning account; plus other role specific learning available through our award-winning digital learning platform - O2 Campus. 

We also believe a great work-life balance is important, so we’re open to considering flexible working arrangements. Like to know more, feel free to raise it.  

Join us and we’ll encourage you to be bold every day. So take a deep breath, your career is about to go to exciting new places. 

If you have any questions around the role then please email who will be happy to help.