Network & Security Project EngineerLondon HQ / Customer Sites / Hybrid£50,000 - £60,000 + Overtime + BenefitsImmediate Start AvailableThe RoleWe are looking for a Senior Network & Security Project Engineer to join our project delivery team.This is a hands-on, customer-facing role for a proven engineer who can confidently implement Low-Level Designs (LLDs) across a broad networking and security stack.You'll work independently or as part of a team to deliver structured infrastructure deployments across customer environments.SD-WAN experience is an absolute must for this role.Key Responsibilities
Implement Low-Level Designs (LLDs) confidently across the full networking stack
Deliver end-to-end network and security deployments
Configure and deploy SD-WAN solutions
Implement firewall, routing, switching and wireless technologies
Troubleshoot complex infrastructure issues during project delivery
Produce high-quality technical documentation
Interface professionally with customers (onsite and remote)
Support flexible working hours aligned to project requirements
Provide guidance and support to junior engineers when required
You must have strong hands-on experience across:
SD-WAN (Essential)
Velocloud (key platform)
HPE Silver Peak
Strong understanding of SD-WAN design and implementation principles
Security
Fortinet
Palo Alto
Firewall policy configuration
IPS / IDS
Web filtering
SASE concepts
Routing & Switching
Cisco
Juniper
OSPF, BGP, MPLS
Layer 2 / Layer 3 switching
Wireless & WAN
Juniper Mist
Teltonika 4G / 5G gateways
Additional
DDI (DNS, DHCP, IPAM)
SNMP / API monitoring tools
ServiceNow or other ITSM platforms
This is a senior-level role so we need someone who is:
A strong generalist across networking technologies
Proven in delivering customer-facing infrastructure projects
Confident implementing from LLD documentation without hand-holding
Methodical and structured in approach
Strong in customer communication and stakeholder engagement
Able to manage time and priorities effectively
You should be comfortable owning technical delivery and representing the business professionally in front of clients.
You will get:
Exposure to enterprise-level SD-WAN and security projects
Vendor training to support continued growth
A technically strong and delivery-focused environment
If you're a proven Network & Security Engineer with strong SD-WAN experience and the confidence to deliver LLD implementations across Cisco, Juniper, Fortinet and Velocloud environments, we'd like to speak with you.
