Senior Network and Security Analyst
12 days ago
Croydon
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