Senior Network and Security Analyst - L2/L3 Network Infrastructure - Cyber Security - SIEM tools My client who are leaders in their field are looking for a Senior Cyber Security and Network Analyst to provide effective and timely operational support, development and management of the IT network and security infrastructure to meet business requirements and objectives. Responsibilities: * Support the delivery and maintenance of the organisation's cyber security and network infrastructure, ensuring systems remain secure, resilient, and aligned to business needs * Manage day-to-day security operations, including monitoring SIEM platforms, firewalls, endpoint protection, and threat detection tools * Investigate security incidents and vulnerabilities, recommending and implementing corrective actions where required * Maintain and support network technologies including LAN/WAN, Wi-Fi, Internet connectivity, and Layer 2/3 infrastructure * Contribute to cyber security and infrastructure projects, including the implementation of new security controls and technologies * Perform patching, upgrades, and ongoing maintenance across security and network environments to minimise risk and downtime * Develop and maintain security policies, operational procedures, technical documentation, and compliance standards * Support disaster recovery and business continuity planning, testing, and readiness activities Key Experience & Skills: * Palo Alto Firewalls and all associated NG services * Endpoint detection and remediation * Proven track record in Cyber security and understanding of cyber security analysis, tools and software * Experience of implementing, supporting and developing L2/3 network infrastructure * Qualys Vulnerability Management * Aruba Wifi * L2/3 switching - Cisco Nexus * Network Load balancing * Penetration Testing (3rd Party) * Incident management * Data Security