Lead IT Security Analyst

Responsibilities

• Technical Security Operations
• Act as the senior escalation point for security events across SIEM, EDR, firewalls, and network security tools.
• Lead cyber incident response activities, including triage, containment, investigation, and root cause analysis.
• Oversee day-to-day security operations and threat detection capabilities across the IT estate.
• Ensure the effective configuration, tuning, and maturity of SOC/SIEM tooling and alerting.
• Collaborate with managed security service providers to ensure high-quality and timely service delivery.
• Vulnerability & Threat Management
• Lead the vulnerability management programme across infrastructure, cloud, and applications.
• Coordinate remediation activities with IT and operational teams to reduce risk exposure.
• Analyse threat intelligence to identify emerging threats and vulnerabilities.
• Provide clear recommendations on prioritisation and implementation of security controls.
• Technical Design, Assurance & Architecture
• Conduct security assessments of new solutions, infrastructure changes, and cloud deployment.
• Support secure architecture reviews alongside IT architects and solution designers.
• Ensure secure configuration standards (e.g. CIS Hardening) are implemented and maintained.
• Review and strengthen access controls, identity management, and privileged access processes.
• Security Tooling & Control Maturity
• Maintain and enhance core security technologies (SIEM, EDR, IAM, DLP, email security, vulnerability scanning, etc.).
• Support the lifecycle management of security tools and platforms.
• Evaluate and recommend new technologies to improve security capability and resilience.
• Continuous Improvement & Technical Leadership
• Identify opportunities to strengthen technical controls and enhance overall security maturity.
• Mentor and support the development of junior Security Analysts.
• Contribute to the IT security roadmap and continuous improvement initiatives.
• Stakeholder Engagement
• Act as a trusted technical advisor to infrastructure, cloud, networking, and service teams.
• Provide regular updates, insights, and escalation support to the Head of IT Security.
• Represent IT Security across projects, ensuring security-by-design principles are embedded.
• Keys to Success
• Strong technical expertise across cyber security operations, infrastructure, and threat management, with the ability to respond effectively to complex incidents.
• Ability to lead and coordinate incident response and investigations, ensuring swift resolution and minimal business impact.
• Proven capability to translate technical risks into practical solutions that balance security and operational needs.
• Strong analytical mindset with the ability to identify vulnerabilities, assess threats, and prioritise actions effectively.
• Skilled in communicating complex technical information clearly to both technical and non-technical stakeholders.
• Ability to influence and collaborate across teams, acting as a trusted security advisor.
• Demonstrated experience in mentoring and supporting junior team members, building overall team capability.
• Proactive approach to continuous improvement, driving enhancements in tooling, processes, and controls.
• Strong focus on security-by-design, ensuring robust security practices are embedded into all technology changes.
• Resilient and adaptable, with the ability to operate effectively in a fast-paced, evolving threat landscape.
• Essential Requirements
• 3-5+ years' experience in IT security, cyber operations, SOC analysis, or similar technical security roles.
• Strong understanding of core cyber security principles, including network security, cloud security, and infrastructure hardening.
• Hands-on experience with key security technologies, including SIEM, EDR, firewalls, Identity & Access Management (IAM), and vulnerability scanning tools.
• Proven experience in responding to cyber security incidents, including investigation, analysis, and remediation.
• Familiarity with recognised security frameworks and standards such as ISO 27001, NIST Cybersecurity Framework (CSF), and CIS Controls.
• Strong analytical, problem-solving, and troubleshooting skills, with the ability to interpret complex technical data.
• Desirable
• Relevant industry certifications such as Security+, CySA+, AZ-500, CCNA Security, CEH, or equivalent.
• Broader exposure to enterprise IT environment, including cloud platforms and hybrid infrastructures.

Additional Information

Role Overview The Lead IT Security Analyst is a senior technical specialist responsible for strengthening the organisation's cyber security across security operations, infrastructure protection, vulnerability management, and incident response. Reporting to the Head of IT Security, this role plays a critical part in ensuring the confidentiality, integrity, and availability of systems and data. Acting as a senior escalation point, the role provides technical leadership, drives continuous improvement, and ensures security is embedded into all technology change and transformation activities.

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Company Intel

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