RedStone Connect


Network Engineer

30 August 2017

We are a leading virtualisation and cloud solution specialist and form part of Redstone Connect group based in Holborn, London. We are a Tier 1 provider operating our own multi-location IP network and managed cloud infrastructure.

The position is a hands on, technical role in which the candidate will be required to maintain, troubleshoot and enhance the network. The successful applicant will spend a considerable portion of their time supporting various client facing network services and technologies.


The Role:

  • Maintain and enhance the core network infrastructure including the inter-datacenter circuits, Internet breakouts, firewall and border gateway router implementation.
  • Complying with ISO27001 policies and procedures
  • Participate in the development, implementation and testing of network disaster recovery procedures
  • Liaise with infrastructure suppliers to coordinate new client site implementations and maintenance of existing client infrastructure
  • Ensuring preventative maintenance is regularly scheduled and communicated to the business making sure that any impact is kept to a minimum
  • Participate in the planning and implementing of datacenter moves and changes.
  • Support and enhance the existing perimeter infrastructure
  • Deployment and maintenance of network monitoring, analysis and reporting tools
  • Management of tickets assigned within ConnectWise ensuring that the time and ticket status records are up to date at all times
  • Be able to work outside of contracted hours for internal maintenance or customer implementations when required
  • Perform network maintenance during weekends and evenings following change control process. Form part of the networking out of hours on-call rota
  • Providing on-call support and other duties as required
  • Ownership of networking incidents, escalate to external vendors as required
  • Creation and maintenance of systems documentation and network topology diagrams
  • Adhere to the ITIL framework in relation to all aspects of change and configuration management
  • Attend client meetings
  • Any offer of employment may be subject to a satisfactory DBS check


Successful Candidate Must Have:

  • At a minimum must possess current CCNP qualification.
  • Minimum 2 years’ recent experience working on a multi-site, multi-homed ISP grade network
  • Excellent hands-on working knowledge of Cisco routers, switches and firewalls
  • Knowledge of TCP/IP networking including VLANs, layer 2/3 switching, routing and WAN optimization
  • Firewall experience including IPsec VPN configuration/troubleshooting and associated ACLs
  • Knowledge of routing - static routing, HSRP, GLBP, EIGRp, OSPF, iBGP & eBGP, policy based routing
  • Knowledge of firewalls and security best practice.
  • Branch office deployment – point-to-point, DSL, WiMAX, Redundancy/HSRP
  • Implementation and support of LANs, WANs, server farms and DMZs
  • Thorough understanding of TACACS+
  • Operation of network services in a DR environment
  • Good working knowledge of DHCP, DNS, NTP, MPLS, multicast, packet sniffers & protocol analyzers, leased line, DSL technologies, load balancing.
  • Proven deployment and troubleshooting experience
  • Good knowledge of network architecture, framework, security and features
  • Network monitoring and response experience using tools such as Paessler PRTG
  • Network infrastructure management and configuration software



  • Completed CCIE written
  • Hands on experience of Huawei core switches
  • Sophos UTM experience
  • Security Incident and Event Management (SIEM) product experience
  • Understanding of TACACS+
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