Security Engineer: Network & Incident Response

Virgin Media; Ewshot; On-site; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Bupa health care

Wellbeing support

Life cover

Pension

Generous holiday

Birthday day off

Electric vehicle lease

Cycle2Work

Dental insurance

Neurodiversity assessments

Job summary

Virgin Media O is seeking a security-focused professional to oversee the day-to-day operation of our Security function. You will lead fault investigations, coordinate with vendors and internal teams, and drive testing across core networks, ensuring services stay secure and compliant.

Join a small, capable team focused on learning and delivering on major new projects while maintaining strong partnerships with customers and stakeholders.

Qualifications

• Working knowledge of mobile networking (packet core, IMS, and voice core).
• Apply complex fault analysis and resolution techniques to restore service.
• Learn quickly and adapt to new challenges with minimal guidance.
• Handle and manage conflicting priorities instinctively.
• Works well within a team and operates effectively without supervision.
• Demonstrates a strong troubleshooting methodology.
• Communicates effectively and collaborates across teams within VMO2, including engaging with senior leadership.
• Proficient in Linux system administration.
• Create high-quality technical documentation.
• Implements health-check monitoring and automation schedules to ensure operational integrity.
• Has exposure to operational monitoring and troubleshooting tools (e.g., Zabbix, Grafana).
• Provides support for operational testing and system integration activities.
• Awareness of the Investigatory Powers Act 2016 (IPA) and its implementation.

Responsibilities

• Oversee day-to-day operation of the Security function for Virgin Media O.
• Lead complex fault investigations and testing across services.
• Coordinate with suppliers and internal teams on projects.
• Provide clear updates to project and stakeholder groups.

Skills

Mobile networking

Fault analysis

Learning agility

Prioritization

Team player

Troubleshooting

Cross-team comms

Technical documentation

Monitoring/automation

IPA awareness

Tools

Zabbix

Grafana

Linux administration tools

Job description

Virgin Media O is seeking a security-focused professional to oversee the day-to-day operation of our Security function. You will lead fault investigations, coordinate with vendors and internal teams, and drive testing across core networks, ensuring services stay secure and compliant.

Join a small, capable team focused on learning and delivering on major new projects while maintaining strong partnerships with customers and stakeholders.