Network Engineer

Job DescriptionNetwork Engineer (Hosting) | Cisco Nexus, ASA & F5 | Global Data Centre Infrastructure
 

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• Rate: £400–£500 per day (Outside IR35)

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• Length: 10-12 months

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• Location: Windsor (Hybrid – 4 days per week on site

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• Contract, full-time

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We’re hiring a Network Engineer to join a growing hosting services team supporting high-availability, international data centre environments.  This is a hands-on infrastructure role where you’ll take ownership of network performance, resilience, and security across multiple hosted platforms in a complex, SLA-driven environment.  This is engineering depth, not first-line support.

With new hosted contracts driving expansion, you’ll step into a role offering genuine technical scope, exposure to global infrastructure, and long-term project work rather than short-term firefighting.
 
The Role
As a Network Engineer, you will play a key role in maintaining and evolving mission-critical network infrastructure. I n this role, you will:

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• Provide expert-level support across data centre network environments

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• Monitor, review, and report on network service levels, proactively addressing risks and negative trends

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• Design and deploy robust routing, switching, firewall, and load-balancing solutions

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• Implement and test disaster recovery and failover strategies

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• Ensure 24x7 availability, capacity, and performance monitoring

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• Maintain security compliance across all managed network components

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• Produce and maintain clear documentation including diagrams, configurations, and operational procedures

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• Collaborate with architects, project managers, vendors, and hosting teams
  Identify and implement automation and service improvement initiatives

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This is a delivery-focused infrastructure role combining operational responsibility with ongoing improvement work.
 
Non-Negotiables

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• CCNP (Routing & Switching or Security)

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• Strong Cisco data centre networking experience

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• Hands-on experience with firewall rules, VPNs, routing protocols, and load balancing

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• Experience operating within ITIL-driven 24x7 environments

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• Strong troubleshooting capability across complex network estates

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• Comfort working in security and compliance-heavy environments

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What You’ll Work With

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• Cisco Nexus 7000/9000 series

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• Cisco ASR (100x)

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• Cisco ASA & ASAv (Multi-context)

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• F5 LTM & GTM (DNS management / GLB)

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• NX-OS & IOS

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• OSPF, BGP, VRF

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• VPC, HSRP, STP

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• IPSEC VPN & AnyConnect SSL VPN

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• NAT & ACL configuration

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• Intrusion detection & prevention systems

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• Network monitoring tools (Nagios, Cacti )

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• Configuration management (Puppet )

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Nice to Haves

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• Vendor management experience (Cisco, F5)

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• Strong documentation discipline

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• Automation mindset within infrastructure environments

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• Excellent stakeholder communication skills

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• Experience supporting global or multi-datacentre environments

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Why Join / Projects
You’ll be supporting a globally distributed hosting function with multiple established data centres and further growth plans .
Projects include:

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• Scaling network infrastructure to support new hosted clients

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• Enhancing disaster recovery and failover capabilities

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• Improving monitoring, automation, and operational efficiency

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• Strengthening security compliance across international environments

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This is a technically mature team where network engineering is taken seriously - you’ll have ownership, visibility, and the ability to influence how services evolve.
 
Network Engineer (Hosting) | Cisco Nexus, ASA & F5 | Global Data Centre Infrastructure