Network Infrastructure Specialist

4 weeks ago


Beckenham, Greater London, United Kingdom Foresters Financial Full time

Job Title: Network Infrastructure Specialist

Job Summary:

We are seeking a highly skilled Network Infrastructure Specialist to join our team at Foresters Financial. As a key member of our infrastructure team, you will play a crucial role in maintaining and enhancing our IT network to ensure optimal performance, up-to-date security, and reliability.

Key Responsibilities:

  • Manage and optimize network infrastructure, including virtual networks, cloud infrastructure, and WAN technologies.
  • Experience with managing and supporting backup and disaster recovery solutions.
  • Work closely with security and infrastructure engineers and have an appreciation of their requirements.
  • Configure and manage firewalls, routers, load balancers, and switches.
  • Ensure security and operational updates are professionally deployed within business guidelines.
  • Advanced knowledge and understanding of networking, including TCP/IP protocols, subnetting, VLANs, load balancing, VPNs.
  • Strong analytical and troubleshooting skills.
  • Strong knowledge of Linux and Windows operating systems.
  • Expected to work outside of core hours as the role demands.
  • Experience in monitoring network performance and resolving bottlenecks.

Desirable Skills:

  • Familiarity with Microsoft Azure & AWS cloud services and architectures.
  • Knowledge of Cisco Switches, including configuring, security, and firmware updates.
  • Knowledge of FortiNet firewalls.
  • Dell Servers, including iDrac.
  • Knowledge of Veeam and Zerto data resiliency platforms.
  • Knowledge of Rapid7.
  • Analyse, troubleshoot, and resolve incidents escalated by 1st/2nd line support.
  • Interact with vendors for support escalations.
  • Understanding of ITIL practices.
  • Ability to automate solutions via scripting.
  • Ability to plan and test Pent test remediations and communicate to the wider business area owners on substantial changes that can affect the network/applications.
  • Ability to update Self Signed/Domain certificates across Network Services/Devices.


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