Principal Mobile Data Services Engineer

Virgin Media O2; Slough; On-site; GBP 50,000 - 70,000; Full time

Job summary

Virgin Media O2 is hiring a Principal Mobile Data Services Engineer based in Slough. This role entails providing third-level technical support for packet core systems, ensuring operational reliability, and managing escalated faults. Candidates must possess advanced troubleshooting abilities and extensive telecommunications experience, alongside competitive benefits and a focus on diversity and inclusion.

Qualifications

• Extensive experience actively supporting end to end systems infrastructure in a Telecommunications environment.
• Ability to troubleshoot complex Packet call flows.
• NFV/NFVI/Cloud Container Infrastructure Environment Knowledge.

Responsibilities

• Providing third level support for NFVI/Cloud Container Infrastructure.
• Lead, coordinate, manage, and investigate faults escalated to the MDS group.
• Ensuring all processes and procedures are documented.

Skills

Troubleshooting

Packet Core Expertise

Knowledge of end to end 4G/5G call flows

Analysing and troubleshooting

Basic IP and network knowledge

Tools

OpenStack

Kubernetes

Job description

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Summary

Location

Reading, Slough

Job Family

Technicians & Engineers

Job Type

Full Time

Posted Date

11-Jun-2025

Ref #

67398

We’re recruiting for a Principal Mobile Data Services (MDS) Engineer to provide outstanding 3rd Line Technical Support. In this role you’ll lead, coordinate, manage and investigate faults escalated to the MDS group, providing technical support for Packet Core GPRS/3G/4G,5G + PCRF + DAB.

Key Accountabilities Include

• Providing third level support for the NFVI/Cloud Container Infrastructure, Packet core applications and PCF/PCRF
• Lead, coordinate, manage and investigate faults escalated to the MDS group
• Ensuring all processes and procedures are documented and controlled in accordance with quality processes.
• Safeguarding the operational network and the customer experience at all times
  
  
  

Our engineers provide support on a 24-hour on call rota basis, therefore a flexible approach to working hours is required.

Who we are

The UK’s fastest broadband network. The nation’s best-loved mobile brand. And, one of the UK's biggest companies too.

Diverse, high performing teams - jam packed with serious talent. Together, we offer the UK more choice and better value, through our boundary-pushing, customer-championing values and ambitions.

Together, we are Virgin Media O2, and we can't wait to see what you can do.

Accessible, inclusive and equitable for all

Virgin Media O2 is an equal opportunities employer and we're working hard to remove bias and barriers for our people and candidates. So, we build equity and inclusion into everything we do, from the policies we craft to the relationships we shape. We support and encourage you to be your authentic self throughout your application journey with us.

The must haves

In order to be considered, you must have the following experience:

• Extensive experience actively supporting end to end systems infrastructure in a Telecommunications environment
• Packet Core Expertise
• PCRF/PCF (Cloud Native) knowledge
• Understanding of end to end 4G/5G call flows
• Extensive experience analysing and troubleshooting service, application and network performance issues for business critical systems
• Basic IP and network knowledge
• NFV/NFVI/Cloud Container Infrastructure Environment Knowledge
• Ability to troubleshoot complex Packet call flows
  
  
  

The other stuff we are looking for

We'd Also Love You To Bring

• Ability to work under pressure and provide clear and concise instructions and timely reports
• Experience supporting critical applications
• Grasp of telecommunications systems from an end-to-end perspective
• Familiarity with OpenStack and Kubernetes
  
  
  

What's in it for you

Our goal is to celebrate our people, their lives and everything in-between. We aim to create a culture that empowers everyone to bring the best versions of themselves to work each and every day. We believe the most inclusive and diverse culture makes for a better business and a brighter world.

Working at Virgin Media O2, you get a bumper reward package bursting with benefits, and loads of extras you can add if you’d like to. These are designed to support both you and your loved ones, making sure that you’re covered no matter what life throws your way.

Next steps

If we feel like a place where you can belong, we'd love to learn more about you as a person and your experience to date. Once you've submitted an application the next steps of the process, if successful, are likely to include a competency based interview.

When you apply, you'll be asked about any adjustments you might need to support the recruitment process. Let us know, and we'll be sure to discuss it with you.

Please note: Applications will be reviewed, and interviews conducted throughout the duration of this advert, therefore we may bring the closing date forward. We encourage all interested applicants to apply as soon as possible. If you’re offered a job with us, it will be conditional, based on the passing of background checks. All roles require a criminal record check and some roles need a financial probity check. Your recruiter can provide you with more information if needed.

Thanks for your patience and for showing an interest in joining the Virgin Media O2 family.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  Telecommunications

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