Cyber Security Ops. Specialist

BT Group; Birmingham; On-site; GBP 40,000 - 65,000; Full time

Job summary

Join BT Group as a Cyber Security Operational Engineer in Birmingham, where you'll manage security incidents and enhance our security posture. This role requires a technical focus on networking principles and a growth mindset, contributing to a positive security culture and teamwork. You will work on critical projects with a team dedicated to achieving high availability and operational excellence.

Benefits

Flexible work options

Supportive selection process

Diverse and inclusive workplace

Qualifications

• Proficiency in at least one programming language (e.g., Bash, Python, Ansible).
• Experience in ISP environment managing and troubleshooting internal networks.
• Understanding of firewalls and connectivity.

Responsibilities

• Lead audits (SOC2, ISO27001) and manage security incidents.
• Implement access policies and enhance network security.
• Document processes and optimize system performance.

Skills

Networking principles

Security culture/mindset

Programming

Team Player

Tools

Linux

Security Tools

Job description

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Cyber Security Ops. Specialist

Posting Date: 1 Jul 2025

Function: Cyber Security

Unit: Networks

Location:

Birmingham, Birmingham, United Kingdom

Internal Closing Date: 14/7/25

With over 175 years of heritage, BT is now the flagship business brand of BT Group. We’ve brought together our best people and capabilities into a B2B powerhouse serving 1.2 million business customers internationally.

We’re a global leader for secure connectivity and collaboration platforms for businesses of all shapes and sizes, from big household names and government departments, right through to sole traders and new start-ups. But it’s not just the technology that matters, it’s what it can do to help them build stronger, smarter, more secure businesses.

We value diversity and inclusion and believe in making a positive impact. We connect for good by championing digital inclusion and equipping people, businesses, and communities with digital skills to thrive.

As a member of our team, you will be part of an organisation that celebrates difference, fosters innovation and provides you with opportunities to be your best. With millions of businesses relying on us daily, joining BT means you can be part of a diverse and multi-skilled team that makes a significant impact to society.

This role can be based in Birmingham or Ipswich

About this role – Cyber Security Operational Engineer

Systems, Security & Tooling Team was formed as a progressive operational support team towards the convergence of multiple Global domains across BT. We pride ourselves on providing expert third line support to an extensive range of services; ensuring the required levels of availability are maintained. The team is widely recognised for getting things done in a flexible manner, while making transformational (or tactical) improvements along the way. We do this by ensuring we have the right people to achieve our high ambitions.

We are seeking a passionate Cyber Security Operational Engineer, to join the unit in the role of Security Specialist. This role will require a mix of hands-on technical development and consultancy, whereby the successful candidate will be implementing technical requirements as well as focussing on policy, governance and management. The ideal candidate would assertively implement change and be comfortable mandating this to achieve success.

You will need to bring security awareness and strong security culture into the wider environment.

What you’ll be doing

• Project Management
• Knowledge sharing and train staff on security awareness
• Work within defined team framework & security boundaries
• Analyse Orgs & Roles to create access policies
• Understand Technologies to assess vulnerabilities
• Documenting internal/external processes for achieving optimal performance of computer systems through Wiki and maintaining Jira stories for prioritization of the workload
• Technical Acumen: Apply your understanding of network principles to troubleshoot to assess security incidents and look at how you can optimize performance and enhance security across our infrastructure.
• Incident Management and Resolution: Be prepared to support a 365x24/7 callout, providing third line technical resolution covering an extensive range of technologies.
• Customer Focus: Be a technical expert who understands the end-to-end journey of our customers.
• Growth and Development: As a technically talented expert you should enhance the brand of the team and support those around you to be accountable and perform at their best.

You'll have the following skills & experience

You must have

• Technical Proficiency:
  
  
  • Networking principles (IP, tcp/udp/icmp, bgp,ospf,isis)
  • Firewalls and connectivity
  • Network services (dns, ntp, tacacs, radius,ldap)
  • Security Tools
  • Linux
• Growth Mindset
  
  • Security culture/mindset
  • Say ‘no’ (and offer alternative solutions if possible)
  • Ability to support/lead audits (SOC2, ISO27001)
• Programming Proficiency: Proficiency in at least one programming language, such as Bash, Python and/or Ansible.
• Team Player
• Experience in an ISP Environment: experience in a fast-paced ISP setting, managing and troubleshooting internal networks.
• Continuous Application Deployments: Experience deploying new developments to live networks across a variety of infrastructure, including Virtual Machines, Routers, Switches, and Servers.

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.