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Senior Network Specialist

Job title

Senior Network Specialist

Job description

Working Practice

  • Responsible for the design, procurement, installation,
  • Commissioning, repair and maintenance of expensive ICT equipment.
  • Capacity planning of the communications infrastructure, identifying trends and predicting future usage.
  • Ensure that Corporate ICT staff are kept informed of real time technical issues and changes as they arise.
  • Provide and manage updates to both the intranet status page and forward schedule of change as required.
  • Attend and submit change requests relating to the communications infrastructure to the Corporate ICT Change Advisory Board.
  • Participation in mixed skill teams using PRINCE2 principles to an agreed project brief.
  • Maintenance and preparation of technical documentation and the maintenance of databases including ITIL Basic Changes, CMDB and user guides.
  • Assist in the maintenance of all documentation and diagrams of communications infrastructure, ensuring that they are up to date and are available at all times.
  • Assisting the Network Manager in managing disaster recovery operations in the event of a breakdown or crash
  • Planning tasks and activities that may require adjustment due to variable workload and frequent interruptions.
  • Taking a lead role in investigating and advising the Network Manager in complex network design issues.
  • Responsible for research and development on communications infrastructure technologies on a regular basis.
  • Providing the network administration functions to maximise system up-time.
  • Assisting the Network Manager in managing disaster recovery operations in the event of a breakdown or crash
  • Helping maintain a life history Inventory of all the Information Technology hardware and software
  • Overseeing management, allocation, and documentation of IP addresses.
  • Assisting in the maintenance all aspects of network security, including firewall access control and logging, ensuring that all external connections meet appropriate levels of access and security.
  • Carry out diagnostic checks on network hardware and software identifying faults and performing recovery
  • Procedures in the event of component failure.
  • Analysis of, investigates and resolves complex communications infrastructure issues e.g. performance problems.
  • Test and commission any new network equipment before it is added to the network to ensure its compatibility.
  • Initiate the procurement of Network Infrastructure equipment and authorisation of invoices within Standard Financial Instructions.


  • Clearly communicate highly complex technical information to staff, colleagues and other audiences as required.
  • Negotiate priorities around service design and development projects.
  • Able to develop and maintain relationships with staff in other parts of the organisation and other partnership organisations.
  • Must be capable of creating and presenting reports to senior members and partnership organisations.
  • Liaise in a professional manner with other partnership organisations and suppliers.
  • Provide input to meetings and workshops, sharing knowledge, working together, and providing training where necessary to ensure the best service possible is provided.
  • Represent the Network Manager, Network Team, Corporate ICT on Health Informatics either in a technical or non-technical role.

Knowledge, Training and Experience

Education to degree/HND/MCSE/Cisco or equivalent in a relevant discipline or minimum 5 years’ experience in Network Management.

Excellent knowledge in two of the four following areas including Voice Communications. Must have good knowledge in the remaining areas.

1. Data Communications

  • Cisco IOS design, configuration and administration skills.
  • TCP/IP to include design, routing, maintenance and monitoring skills.
  • Structured Cabling Systems and Design.
  • Knowledge and experience of using Cisco Prime Infrastructure, Cisco Access Control Server, Cisco Identity Services Engine and Cisco Security Manage
  • Experience of real-time and retrospective monitoring skills of Network infrastructure.

2. Video Communications

  • Video Communication design, configuration and administration skills.
  • SIP and H.323 standards-based IP and ISDN Video Conferencing.
  • Experience of Zone configuration with prefix, suffix, and regular expression configuration skills.
  • Knowledge and experience of using Cisco Telepresence Management Suite, Cisco TelePresence Video Communication Servers and Cisco Jabber for Video desktop client.
  • Experience of real-time and retrospective monitoring of video conferencing sessions, network traversals and IP Quality of Service (QoS).

3. Voice Communications

  • IPT based voice design, configuration and administration skills
  • Knowledge and experience of using Cisco Unified Call Manager, Cisco Unity and Cisco Contact Centre.
  • Knowledge of Microsoft Teams Direct Routing
    • Strong knowledge of networking principles and understanding of VoIP, SIP, H.323, TCP/IP, IP VLANs, DHCP, DNS and QoS
  • Features of voice systems/networks including links with external networks.
  • Telecommunications service providers and their portfolios.
  • Telecommunications technologies
  • Mobile, cordless, specialised telecommunications equipment and pager markets and their contract terms
  • Voicemail systems, including allocation and retrieval of voicemail boxes, voicemail training and dealing with users’ queries
  • Billing processes for voice calls

4. Network Security

  • Knowledge of Network Architecture and security features.
  • Use of Network protocol analysers (e.g. Wireshark, TCPDump).
  • Identify security vulnerabilities and perform risk assessments.
  • Knowledge of perimeter/firewall and related security technologies.
  • Security monitoring and investigations.
  • Understanding of Network Security concepts and principles.
  • Support access control reviews.
  • Implement device and application controls.
  • Solid understanding of security best practices, particularly in relation to intrusion detection, web content filtering, data leakage prevention and encryption.
  • Deep knowledge of SSL VPN technologies.

Management skills

  • Team leadership skills and the ability to work simultaneously with different project managers, to agreed timescales under PRINCE2 principles.
  • Management and fault analysis of high-level technical issues.
  • Able to understand detailed technical documentation.
  • Good Project Management Skills.
  • Training and dissemination of complex technical information, to juniors.
  • Experienced working within an ITIL Service Management environment.
  • Basic knowledge of Windows based desktop operating systems configuration and administration skills.
  • A working knowledge of ISO 17799 and the Data Protection Act.
  • Advanced keyboard skills with high level of accuracy..

Analytical and Judgement Skills

  • Analyses, investigates and resolves complex ICT Network infrastructure issues that may interact with complex elements of other third-party infrastructures.
  • Takes a lead role in designing complex ICT Network solutions which require the analysis interpretation and comparison of a range of options.
  • Must have a high level of analytical skill in order to diagnose complex ICT Network problems potentially affecting service critical ICT systems.
  • Assists in determining, monitoring, and reviewing Networks related project economics, including costs, staffing requirements, project resources, and project risk.
  • Oversee systems testing and problem identification and where appropriate escalate these onto the supplier for remedy.
  • Ability to analyse and interpret complex contracts in relation to a range of Information Technology and Information Governance issues.
  • Ability to produce and assess a range of technically complex options for service delivery.
  • Ability to assess and resolve potentially conflicting options within ICT.

Planning and Organisational Skills

  • Initiates plans and modifies ICT work programmes.
  • Discuss and plan with Capital Projects and relevant user departments networking requirements of new or altered buildings.
  • Plans and organises a broad range of complex activities requiring the formulation and adjustment of plans.
  • 6 Ver. 7
  • Plans and manages projects which impact across clinical and non-clinical areas.
  • To work without supervision for protracted periods and to self-prioritise and organise own work schedules.
  • Identify where appropriate and monitor project risks, developing mitigation plans.
  • Supports the development of long to medium term strategic plans.
  • Capacity planning of the ICT infrastructure, identifying trends and predicting future usage.

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