Senior Network Security Engineer

X4 Group

  • West Drayton, Greater London
  • £400 per day
  • Permanent
  • Full-time
  • 2 months ago
  • Apply easily
🚨 Senior Network Security Engineer – 3-Month Initial Contract (Extension likely)📍 Location: Onsite in West Drayton/Hayes, UK (5 Days per Week)📅 Start: ASAP💼 IR35: Outside IR35🔐 Security Clearance: Will be sponsored for eligible candidatesWe’re not looking for just another engineer - we’re after a seasoned Network Security expert who’s ready to step into a key role on a high-impact project with critical infrastructure at its core. If you thrive in a fast-moving, hands-on environment and want to work with cutting-edge tech, this contract is built for you.🔧Senior Network Security Engineer The Tech Stack You’ll Own:
  • Fortinet SD-WAN – Core to the network transformation
  • Fortinet Firewalls – Design and deployment
  • Cisco Nexus – High-performance switching environments
  • Cisco Wi-Fi / LAN
  • Routing & Switching – Solid fundamentals essential
  • Firewall & Security Architecture – Design, configure, secure
  • Configuration Mastery – You’ll write and load full network configs
🔊 What Makes This Role Different?
  • Security Clearance provided – We’ll sponsor you if eligible.
  • Outside IR35 – Work with freedom and flexibility.
  • Real Possibility of Extension – This is just phase one of a wider programme.
  • Onsite, In-Person Delivery – Be at the heart of the action, not a face on a screen.
  • High-Impact Work – You’ll help shape critical infrastructure from day one.
✅ You Should Apply If:
  • You’re a senior-level network security engineer with a track record in hands-on delivery.
  • You’re confident with Fortinet and Cisco environments, and can hit the ground running.
  • You can design, build, and troubleshoot secure networks without breaking a sweat.
  • You’re eligible for UK Security Clearance (we’ll help you get it).
  • You want more than just another contract – you want to be part of something that grows.
📨 Interested?Send your CV to us today for an immediate call back. Interviews are taking place now, and the start date is as soon as you're ready.

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