Network Engineer

+6 months +
+Hybrid working 2 days a week on site in Corsham

+SC cleared role

+Inside IR35

+£500 - £575 a day

Skills:

+Cisco

+Vmware

+ VXLAN

We are seeking an experienced Network Engineer to join our technical team, bringing strong expertise across enterprise networking, routing, security, and modern datacentre technologies. This role is ideal for someone who enjoys solving complex problems, designing robust network solutions, and ensuring high availability across mission-critical environments.

Key Responsibilities

You will be responsible for the design, implementation, and troubleshooting of advanced network infrastructures, working across multi-vendor environments and contributing to the stability, performance, and security of the network estate.

Essential Skills & Experience

Candidates must demonstrate a minimum of 3 years' industry experience with deep knowledge of:

• Hierarchical IP Subnetting

• Routing protocols (internal and external), including OSPF and BGP

• Advanced configuration and troubleshooting of routers, switches, and firewalls

• Core network technologies, including:

  • Cisco Nexus

  • Cisco IOS XE

  • Leaf and Spine architectures

  • VXLAN Overlay Networks

  • Dual Cloud / Dual Hub DMVPN solutions

  • Firewall IPS/IDS

  • AAA Management Platforms (e.g., Cisco ISE)

  • TRL Crypto (device configuration and keymat management)

• Comprehensive understanding of QoS (Shaping, Policing, Scheduling, Congestion Management/Avoidance)

Professional Certifications

Applicants must hold at least one of the following (achieved within the last five years):

• CCNP or equivalent professional-level networking certification

• VMware VCP-NV (Network Virtualisation)

If you'd like to discuss this Network Engineer role in more detail, please send your updated CV to chloe.manerowski@cbsbutler.com and I will get in touch.