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IT Network Manager

  • Location: E1
  • Salary: £55000 to £65000 per annum
  • Contract hours: FullTime

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About the job

The position is a hands on, technical role in which the candidate will required a broad range of knowledge to maintain, manage and evolve the core network, Server and Storage Infrastructure and manage the existing networking team resources.
The Role (Networking):
Maintain and enhance the core network infrastructure including the inter-datacentre circuits, Internet breakouts, firewall and border gateway router design and implementation
Complying with ISO27001 policies and procedures
Management and development of the existing Network Team, act as an escalation point for any high level network issues
Review and respond to network relating change requests addressing any information security implications
Implementation, configuration and maintenance of a secure network service
Ensuring preventative maintenance is regularly scheduled and communicated to the business making sure that any impact is kept to a minimum
Implementation and management of the company’s network disaster recovery and business continuity configurations, making sure that there is no single point of failure, by providing resilient and dynamic failover solutions where possible
Defining and managing ongoing network operational requirements, analysis, selection, design, development, implementation, network operations testing
Management of tickets assigned within Dynamics CRM ensuring that the time and ticket status records are up to date at all times
Ensuring all configurations of network equipment are backed up
Participate in the development, implementation and testing of network disaster recovery procedures
Liaise with infrastructure suppliers to coordinate new implementations and maintenance of existing WAN infrastructure
Participate in the planning and implementing of datacentre moves and changes.
Adhere to the ITIL framework in relation to all aspects of change and configuration management
Support and enhance the existing perimeter infrastructure
Deployment and maintenance of network monitoring, analysis and reporting tools
Be able to work outside of contracted hours for internal maintenance or customer implementations when required
Schedule and perform network maintenance during weekends and evenings following change control process. Form part of the networking out of hours on-call rota
Ownership of networking incidents, escalate to external vendors as required
Creation and maintenance of systems documentation and network topology diagrams
Attend client meetings where requested by the project manager or otherwise
Providing on-call support and other duties as required
The Role (Server and Storage):
Excellent knowledge of Windows Server 2008/12/16 and Windows 10
Excellent Knowledge of Hyper-V, Clustering and storage technologies
Strong knowledge of HP and Dell Server Hardware
Strong knowledge of SAN storage solutions and architecture
Good knowledge of Hardware Storage Infrastructure
Excellent knowledge of Microsoft Active Directory, GPOs, ADFS, Security, PKI, DNS, DHCP, etc
Strong technical documentation skills; workflows, architectural diagrams, support documentation

Successful Candidate Must Have:
At a minimum must possess a current CCNP qualification and a written certification
Minimum 5 years’ recent experience working on a multi-site, multi-homed ISP grade network
Enterprise level design experience, incorporating scalable, hierarchical models for LANs, WANs, server farms and DMZs
Excellent hands-on working knowledge of Cisco routers, switches and firewalls
Deep knowledge of TCP/IP networking including VLANs, layer 2/3 switching, routing and WAN optimization
Thorough firewall experience including IPsec VPN configuration/troubleshooting and associated ACLs
Knowledge of WiFi Technologies
Strong knowledge of routing - static routing, HSRP, GLBP, EIGRp, OSPF, iBGP & eBGP, policy based routing
Deep knowledge of firewalls and security best practice.
Branch office deployment point-to-point, DSL, WiMAX, Redundancy/HSRP
Enterprise level design experience, incorporating scalable, hierarchical models for LANs, WANs, server farms and DMZs
Operation of network services in a DR environment
Strong knowledge of DHCP, DNS, NTP, MPLS, multicast, packet sniffers & protocol analysers, leased line, DSL technologies, Wavelength Division Multiplexing technologies, load balancing, capacity planning
Proven deployment and troubleshooting experience
Excellent knowledge of network architecture, framework, security and features
Network monitoring experience using tools such as Paessler PRTG
Network infrastructure management and configuration software
an advantage
CCNP Security
CCIE certified - completed lab exam
Specific knowledge of Cisco 8##### ######Series Routers, and Cisco ASA 5500 security appliances, and Cisco 2900 - 6500 Switches
Working knowledge of Linux
Microsoft MCITP in Virtualisation and Windows Server
So Knowledge of QOS, SIP and VOIP Technologies
Experience building Green Field Data Centre environments
Security Incident and Event Management (SIEM) product experience
DKS recruit are acting as an employment agency in relation to this vacancy.
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Did you know that Zoek has over 100,000 UK jobs available, your next job could be a click away! Start a new job search on Zoek!