Cyber Security Ops. Specialist (Shift)

BT Group; Sheffield; On-site; GBP 50,000 - 80,000; Full time

Benefits offered by this job

Flexible working

Training and development

Share options

Pension scheme

BT/EE discounts

25 days annual leave

Volunteer days

Job summary

BT Group is seeking a Cyber Security Ops. Specialist (Shift) to join our Network Security Operations team in a 24/7 environment. You will provide technical leadership, own critical security incidents and oversee change governance to ensure high-quality outcomes.

This role supports multiple UK-based command centres and requires senior hands-on security expertise. The role emphasizes incident ownership, proactive threat handling, and collaboration with IT teams to deliver resilient security

Qualifications

• Industry-recognised security certifications (or equivalent experience).
• Hands-on experience across enterprise network security technologies.
• Experience owning and leading major security incidents (P1/P2) and change governance.

Responsibilities

• Provide technical leadership across Network Security Operations as SME.
• Own and lead critical security incidents (P1/P2) and drive resolution.
• Own change management, risk assessment, peer review and governance alignment.
• Lead ITIL best practices for incident and service delivery.

Skills

Fortinet FCP/FCSS

Cisco CCNP Security

Check Point CCSE

Palo Alto PCNSE

F5 BIG-IP

Fortinet FortiManager

Fortinet FortiAnalyzer

Cisco ASA & Secure Firewall

Cisco ISE

Palo Alto Firewalls

Tools

Fortinet FortiGate Firewalls

Fortinet FortiManager

Fortinet FortiAnalyzer

Cisco ASA & Secure Firewall

Cisco ISE

F5 BIG-IP

Palo Alto Firewalls

Job description

Job Title: Cyber Security Ops. Specialist (Shift) Req ID: 59704 Job Function: Service Posting Start Date: 19/08/2026 Posting End Date: 31/08/2026 Division: UK Business Job Location: GBR Belfast - Riverside Tower, GBR Hatfield - 3 Trident Place, GBR Manchester - Dial House, GBR Sheffield Command Centre Advertised Salary: Competitive + Benefits

About The Role

The Network Security Specialist is a key pillar within the Secure Networks team, reporting to the Network Security Operations Manager. This role is critical to the successful delivery and support of customer security services, combining technical leadership, operational responsibility, incident ownership, and change governance to ensure high-quality outcomes across a 24/7 environment.

What You’ll Be Doing

• Provide technical leadership across Network Security Operations, acting as a key decision-maker within the team and supporting delivery from a 3rd Line / SME perspective.
• Take ownership of critical (P1/P2) security incidents, providing technical leadership during high-priority outages or security events, driving resolution, stakeholder communication, and service restoration.
• Own and support change management activities, ensuring all changes are risk-assessed, peer-reviewed, implemented to a high standard, and aligned with governance and customer expectations
• Lead and promote best practice across ITIL frameworks, ensuring effective service delivery, incident management, and continuous improvement.

Essential Skills / Experience

• Industry-recognised security certifications (or equivalent experience), such as:
• Fortinet FCP / FCSS
• Cisco CCNP (Security)
• Check Point CCSE
• Palo Alto PCNSE
• Forcepoint
• Hands-on experience across enterprise network security technologies, including:
• Fortinet (Firewalls, FortiManager, FortiAnalyzer)
• Cisco ASA & Secure Firewall
• Cisco ISE (Network Access Control)
• F5 Load Balancers & Web Application Firewall (WAF)
• Palo Alto Firewalls

Our Package

• Competitive salary and on-target bonus plan
• Flexible and smart working
• Training and development opportunities
• Competitive share options and pension scheme
• Access to discounts on BT & EE products
• 25 days annual leave (not including bank holidays)
• 3 days paid volunteering a year
• Location: Chippenham
• Weekly Hours: 37.5
• Salary: Level D
• Position Type: Full-time
• Contract: Permanent

With over 180 years of heritage, BT Business has brought together our best people and capabilities into a B2B powerhouse serving 1.2 million business customers in the UK

We’re a 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 are Customer-First Challengers, who are Committed, Clear and Connected. 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.