Senior Network Security Engineer
Up to £50,000 + Bonus | Hybrid (3 Days Office / 2 WFH) | Northampton
Skils - Network engineer, Network Security, Firewalls, FortiGate, SD-WAN, LAN, OSPF, BGP, VMware, Microsoft, Azure
Are you a skilled Network Security Engineer looking to take the next step in your career?
Join a fast-growing Systems Integrator & Managed Service Provider that delivers cutting-edge solutions to clients across finance, public sector, legal, and nationwide retail.
This is your chance to be part of a high-performing technical team where you’ll work across diverse environments, tackle complex networking challenges, and play a key role in strengthening customers’ security posture.
Why You’ll Love This Role
✔ Work on 3rd-line network & security support across enterprise-scale environments
✔ Exposure to next-generation firewalling, large-scale routing/switching, cloud networking & automation
✔ Real career progression into specialist or consultancy paths
✔ Join a team experiencing significant investment and growth
What You’ll Be Doing
* Providing 3rd-line network & security support, acting as an escalation point for challenging issues
* Delivering both BAU support and project work across customer sites and internal operations
* Proactively monitoring and maintaining managed systems
* Owning and resolving complex technical problems using tools such as Wireshark, NetFlow analysis, and monitoring platforms
* Managing patching, feature updates, change controls, and documentation
* Mentoring service desk engineers to uplift overall capability
Your Network & Security Expertise
We’re looking for someone with strong experience in an MSP or enterprise IT environment, with deep knowledge across:
Networking
* Layer 2 & 3 routing and switching
* OSPF & BGP – essential
* VXLAN & Cisco ACI
* Dual stack IPv4/IPv6
* Wireless: Aruba, Cisco Meraki
* Azure & AWS networking
* VMware / Hyper-V environments
Security
* FortiGate firewalls with full UTM stack (Web Filtering, Application Control, IPS/IDS, SD-WAN)
* FortiManager & FortiAnalyzer
* SIEM technologies (Darktrace, Reveal(x))
* Infrastructure monitoring (PRTG preferred)
Automation & Tooling
* Python / PowerShell scripting
* Terraform for automation
* ITSM processes aligned to ITIL framework
Certifications (Desirable but not essential)
* Cisco CCNP (minimum level of knowledge expected)
* Fortinet / Aruba / PRTG vendor certifications
* ITIL Foundation
What’s On Offer
* Up to £50,000 base salary
* Annual performance bonus
* Hybrid working (3 days on-site, 2 days WFH)
* Pension, death-in-service, onsite parking
* Superb office environment with staff perks, snacks & social events
Ready to Level Up Your Network Security Career?
If you’re passionate about advanced networking, security technologies, and working in a fast-paced MSP environment, we want to hear from you.
Apply now and join a team where your expertise truly makes an impact