Network Support Analyst with Cisco CCNA – City London
- london, england, United Kingdom
- Permanent·On-site
- Full time
Job Description
Overview
As a Network Support Analyst, you ensure reliable network, security and voice services within a mission-critical environment. You’ll work with the Infrastructure team to support BAU operations and contribute to scalable designs for projects. You will diagnose issues, perform root-cause analysis and help drive high-availability across European sites. This role offers hands-on design, implementation and audits, with a clear focus on security and disaster recovery.
Pay / Benefits
- Plus banking benefits
Responsibilities
- Support BAU network, telephony and related services (PABX, voice recording, desk moves/changes)
- Assist design, build and implementation of firewall solutions from perimeter to DMZ
- Support Disaster Recovery testing and invocation
- Maintain networking diagrams and documentation for audits
- Contribute to global networking standards and security framework migrations
- Support IPS deployment for European sites
- Interpret network security reports and facilitate audits and penetration testing
Key requirements
- 5+ years proven experience in network support
- Cisco CCNA certification
- In-depth knowledge of Cisco firewalls, switches and routing protocols
- Experience with data center and branch interconnectivity (LES circuits)
- VPN technologies such as IPsec
- Experience in mission-critical environments and operational deployments
- Fast thinker
- Strong troubleshooting and problem-solving
- Good documentation habits
- Cisco networking (switches, routing)
- Firewalls and perimeters to DMZ design
- IPsec VPN and SSL


