What you will be doing:
1. Deliver expert L2/L3 support for a complex, multi-site enterprise network, resolving incidents and minimising service disruption.
2. Configure and maintain Cisco network infrastructure, including switches, routers, and core connectivity services.
3. Support and optimise F5 application delivery and load balancing platforms to ensure availability, performance, and resilience.
4. Administer Fortinet firewalls and security services, including policy management, VPN configuration, and security compliance changes.
5. Execute planned network changes, upgrades, and site deployments while adhering to change control and security standards.
6. Update LLDs, technical documentation, and operational procedures, while supporting wider project delivery and continuous improvement activities.
What you will bring:
7. Strong knowledge of Cisco routing and switching.
8. Experience with Cisco firewalls, including Firepower.
9. Experience with Fortinet technologies.
10. Active DV Clearance.
It would be great if you had:
11. Exposure to F5 and wider network security / DDoS-related tooling.
12. Cisco certifications, such as CCNA or CCNP.
If you are interested in this role but not sure if yourskills and experience are exactly what we’re looking for, please do apply, we’d love to hear from you!
Employment Type: Permanent
Location: Hertfordshire
Security Clearance Level: Active MoD DV
Internal Recruiter: Josh
Salary: Up to £60k
Benefits: 25 days annual leave with the choice to buy extra days, life assurance, and 6% pension
If you’re interested and need to work flexibly, we encourage you to apply and talk to us about what might be possible.