Senior Network Security Engineer | Central London | 12-Month Contract
I’m currently recruiting for a Senior Network Security Engineer to join a large financial services environment, supporting critical network security infrastructure and operations.
Central London | 2 days onsite per week
12-month contract | Strong potential to extend
November start preferred, with January also considered
Financial services experience advantageous
Role Overview
You’ll provide operational support, administration, troubleshooting and security management across firewall, network security and vulnerability management platforms.
Firewall Administration
- Manage and administer Palo Alto firewalls
- Manage and administer Fortinet firewalls
- Implement approved firewall changes
- Conduct firewall policy reviews and optimisation
Security Operations
- Support vulnerability remediation activities
- Analyse security findings and implement corrective actions
- Support security tool integrations and assessments
- Resolve escalated network security incidents
- Participate in P1/P2 incident bridges
- Perform root cause analysis and implement remediation
Change & Infrastructure
- Execute approved network security changes
- Carry out firmware and OS upgrades
- Implement firewall rule modifications
- Work closely with security technology vendors
- Coordinate TAC cases and technical escalations
- Track remediation activities through to resolution
5–8+ years’ experience in Network Security
Strong Palo Alto administration experience
Solid Routing & Switching fundamentals
Security policies and access controls
Preferred Certifications
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