Job Title: Manual Test Engineer – Network Testing (SD-WAN)
Location: Wokingham OR Warwick (Onsite)
Contract Type: Contract (6 months)
Rate: £415 per day (Inside IR35)
Clearance: SC eligible (required)
Overview
We are supporting a major global technology organisation on a large-scale enterprise network transformation programme. We are seeking experienced Manual Test Engineers with strong network testing expertise to validate complex SD-WAN and enterprise network environments.
This role is fully onsite, with positions available in Wokingham and Warwick.
Key Responsibilities
SD-WAN Testing
* Validate overlay/underlay connectivity and SD-WAN policies
* Test application-aware routing, traffic steering, and SLA performance
* Verify routing protocols (BGP/OSPF) between SD-WAN and core networks
* Execute failover/failback and resilience testing scenarios
* Validate segmentation (VRFs), zoning, and security policies
Enterprise Network Testing
* Perform LAN/WAN validation (DHCP, DNS, NAT, ACLs, QoS)
* Test Wi-Fi networks (802.1X, RADIUS, roaming, RF performance)
* Validate VPN connectivity (site-to-site & remote access)
* Measure network performance (latency, jitter, throughput, packet loss)
* Analyse packet captures and logs for troubleshooting
Test Management
* Create and execute test plans, cases, and traceability matrices
* Perform functional, regression, and integration testing
* Log and track defects with clear supporting evidence
* Produce status reports and Go/No-Go recommendations
Governance & Security
* Ensure compliance with secure environments and SC standards
* Support CAB processes and change validation
Required Skills & Experience
* 3–7 years in manual testing with network focus
* Strong SD-WAN experience (Cisco, Fortinet, Aruba, Prisma, Silver Peak)
* Solid networking knowledge (TCP/IP, VLANs, routing, NAT, QoS)
* Experience with Wi-Fi, VPNs, and network segmentation
* Hands-on with tools like Wireshark, tcpdump, traceroute
* Familiarity with JIRA, Azure DevOps, or ALM
Clearance Requirements
Candidates must be eligible for SC Clearance, typically requiring:
* 5 years continuous UK residency
* Clean criminal and financial record
Additional Information
* Fully onsite role
* One position in Wokingham, one in Warwick
* Immediate start preferred