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Network Performance Improvement Manager

Date: 13-May-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.


Job Grade/ VM level: PCGT/6

Location(s):  London/ Slough/ Flexible

Closing Date: 29/05/2022


About the role

The role of the Network Performance Improvement Manager is to bring together specific set of skills to investigate and resolve network performance or customer issues that need deep technical understanding across multiple domains as well as delivering strategies and technical innovations to the Radio Network to stay ahead of the competition for the benefit of our customers.


Key Responsibilities

  • The performance improvement manager is responsible for delivering all Radio performance objectives. In the process of doing so is also responsible to produce tactical plans, identifying parameters and features that will improve voice/Data reliability, call setup time & voice quality as well as troubleshooting current & future technical problems for the continuous improvement of voice/Data performance and overall customer experience.
  • The performance improvement manager will work with RAN vendors, Radio Design, Core & Platform networks, and regional Optimisation teams to identify innovative solutions to emerging technical issues and improve the customer experience with the objective to achieve best in voice/data performance as measured by internal and external benchmarks and crowd source data providers.
  • The performance improvement manager will be leading a group of technical experts comprising internal and managed service resources as well as engaging with cross domain stakeholders and vendors. 
  • The performance improvement manager is responsible to maintain VMO2 competitive position against the other MNO’s and bring improvements to close the gap.


What We Need from You:

Essential Skills:

  • Profound technical understanding of RAN (GSM/GPRS/UMTS/LTE/5G NSA & SA) system architecture across different vendors including parameter and features.
  • Strong understanding of Core (voice, IMS and Data) Platforms and transport networks.
  • Comprehensive grasp of Key Performance Indicators and measures used to assess service quality within the GSM, UMTS, LTE, 5G NSA & SA network systems and subsystems covering OSS, Drive testing (Benchmark) and crowd source data sets.
  • Possess a combination of problem-solving, influencing and innovation skills to resolve complex technical challenges and manage stakeholders and business owners to deliver concrete innovative actions to improve network performance and customer experience.
  • Excellent communication skills, able to articulate and deliver technical plans to senior management as well as competently position technical arguments across different stakeholders to get support to deliver the required improvement plans.  
  • Excellent management and organisation skill to lead resources and workload under tight timescales.



We’ll be sending you emails about the status of your application. To make sure you receive these, please add @O2.com and @telefonica.com 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 ResourceTUK@o2.com who will be happy to help.