Technology and Cyber Services (TCS) – Security Operations Manager

Overview

As Security Operations Manager, you will lead and continuously enhance UKNNL’s end-to-end security operations to prevent, detect, respond to, and recover from cyber threats. You will mentor a SecOps team, align activities with risk and CISO strategy, and partner with external providers to drive performance. You’ll shape governance, drive improvements, and manage major incidents when needed, while evolving detection capabilities and testing across people, process, and technology. This role offers strategic influence, cross-functional impact, and a mission-driven environment in the nuclear sector.

Pay / Benefits

• Family-focused policies
• Pension plans
• Annual leave plus Christmas shutdown days
• Bonus scheme
• Learning and development opportunities
• Employee assistance

Responsibilities

• Lead and develop a small SecOps team with focus on performance and wellbeing
• Align SecOps activities with organisational risk appetite and CISO strategy
• Represent SecOps in governance and security meetings; provide SME advice
• Maintain governance, reporting, and performance management frameworks
• Own end-to-end security monitoring, detection, and response; coordinate with internal and external providers
• Lead operational management of security incidents when required; support post-incident learning
• Define and implement a structured security testing and exercising programme
• Develop roadmaps for security operations maturity and threat-driven improvements
• Provide flexible input to other cyber/information security sections to manage risk and support delivery

Key requirements

• Experience in cyber security operations within regulated or critical infrastructure environments
• Proven leadership of security operations teams and/or managed security services (SOC/MSOC)
• Experience managing security incidents and crisis-level response; able to operate under pressure
• Strong understanding of incident response and digital forensics
• Strong understanding of threat intelligence and threat hunting
• Strong understanding of vulnerability management and security controls
• Strong understanding of security testing, assurance, and audit practices
• Experience working with regulators, auditors, and compliance frameworks
• Demonstrated ability to translate strategy into operational capability
• Experience managing third-party suppliers and service providers
• Degree or higher in a related subject
• Evidence of related relevant operations certifications and training
• Ability to obtain SC level security clearance

• Leadership
• Communication
• Ability to work under pressure
• Threat intelligence
• Threat hunting
• Incident response

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