Senior Cyber Security & Network Analyst

Senior Cyber Security & Network Analyst

Location: Epsom, Surrey - 2 days on-site
Type: Permanent

Overview

We're looking for a Senior Cyber Security & Network Analyst to join a high-performing IT function responsible for protecting and supporting a complex enterprise environment.

This is a hands-on, hybrid role combining cyber security operations, security engineering, and network infrastructure ownership. You'll play a key part in safeguarding systems, responding to threats, and driving continuous improvements across the organisation's security posture.

What You'll Be Doing

• Lead day-to-day cyber security operations, ensuring systems remain protected and resilient
• Monitor and respond to threats via SIEM tools, investigating incidents and implementing fixes
• Manage and optimise next-generation firewalls (Palo Alto) and endpoint security platforms
• Oversee vulnerability management and patching (e.g. Qualys)
• Maintain and support network infrastructure (LAN, WAN, Wi-Fi, load balancing, connectivity)
• Analyse security data to identify risks, threats, and vulnerabilities
• Deliver security-focused projects, including new tool implementation and enhancements
• Support security audits, access controls, and compliance requirements
• Collaborate with internal teams and third-party vendors to resolve complex issues
• Produce and maintain technical documentation, policies, and procedures

Key Skills & Experience

We're particularly interested in candidates with a strong mix of security + networking expertise, including:

• Proven experience in cyber security operations and engineering
• Strong hands-on experience with:
• Palo Alto Firewalls (essential)
• SIEM tools
• Endpoint Detection & Response (EDR)
• Vulnerability management tools (e.g. Qualys)

Solid networking knowledge:

• L2/L3 switching (Cisco Nexus)
• LAN/WAN, Wi-Fi (Aruba), load balancing

• Experience managing security incidents and threat response
• Understanding of data security, risk management, and compliance environments
• Exposure to working within structured or regulated environments is beneficial