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Network Support Specialist

23 Sep 2022

Job Title: Network Support Specialist

Location: London

Salary: Up to 42,000 per annum

Job Type: Permanent/ Full-time

About us:

Guaranty Trust Bank (UK) Limited offers both retail and wholesale banking products and services to private, corporate and institutional clients. Our products and services are designed to address the needs of individuals and corporate clients visiting or based in the United Kingdom with business or personal connections in Africa and vice versa.


The primary goal of the Network support specialists is to support, maintain and manage the bank's networks and ensure they function efficiently by collecting performance data, monitoring network security, troubleshooting issues, anticipating problems, and performing routine maintenance subject to change approval. You will maintain software, hardware, and active devices (firewall, router, switch, cabling etc.) and monitor IT infrastructure and systems (server, workstation, operating system, application, mobile device, printer etc. for performance, glitches or faults.

You will analyse technical problems and seek to develop workable solutions.

You will investigate and troubleshoot performance issues within the system, network and application, including availability, throughput and latency.

The job holder will be expected to provide support in all the areas described in the Job Description.

Task & Activities whilst providing adequate support to the bank's infrastructure, system and network.

Tasks & Activities:

  • Develop the standards-based high-level design and operational documents for implementing technical solutions and control for network services-led infrastructure projects.
  • Participate and support the system backup, archiving and recovery, business continuity process, procedure and documentation in both the production site and the disaster recovery site.
  • Manage, optimise and support ITSM and Security tools (SolarWinds SIEM, SESC, Forescout, etc.), and techniques to improve IT networks, Services, Systems, Procedures and Processes.
  • Escalate security, system and network issues to the HoDIT as necessary.
  • Performing diagnostic tests and maintenance on the network, network devices, servers, workstations, and developing processes and procedures documents
  • Manage, optimise and maintain all internal tools/ solutions to provide the best performance and return on investment
  • Installing, updating, and configuring servers and networking devices; and monitoring server and network capacity and performance to ensure availability, security and recovery.
  • Any other duties that may be assigned by the HoDIT and CIO.

    Knowledge & Experience required:

    • Certified CompTIA, Microsoft, or Cisco network professional preferred.
    • A minimum of two years of experience as a network specialist.
    • Extensive knowledge of network connectivity, technologies, protocols, and security.

      Key attributes:

      • Exceptional analytical and problem-solving skills.
      • Excellent interpersonal, communication, and collaboration skills.
      • Great organisational and time management skills.
      • Availability to perform network repairs outside of business hours.


        • Bachelor's degree in computer science, information science, or similar.

          Please click the APPLY button to send your CV and Cover Letter for this role.

          Candidates with the experience or relevant job titles of: IT Technician, IT Support Engineer, IT Service Engineer, IT Service Desk Technician, IT Services Manager, 1st/ 2nd Line Helpdesk Engineer, IT Support Technician, 1st/ 2nd Line Support Engineer, Support Technician, IT Support Engineer, 1st Line Support Technician, Technical Support, IT Support, IT Systems Engineer, IT Systems Support, Windows XP, Windows 7, Windows 8 will also be considered for this role.

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  • Job Reference: 719591296-2
  • Date Posted: 23 September 2022
  • Recruiter: Bluetownonline Ltd
  • Location: London
  • Salary: On Application