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Network Security Specialist

Reed Technology

Posted on Nov 23, 2022 by Reed Technology

London, United Kingdom
Immediate Start
£60k - £70k Annual

Network Security Specialist
West London
Up to £70,000 per annum (experience dependent) + Travel allowance, benefits and bonus
Office based with 1 day per week from home

Network Security Specialist required to join a Global Organisation based in West London. The Network Security Specialist will be the technical security lead, providing end to end solutions and maintaining the network and security life cycle ensuring operational efficiency. It will be the incumbent's responsibility to ensure the security of the networks and systems within the UK business.

Key responsibilities:

Design and implement short- and long-term strategic plans to ensure IT network and security infrastructure capacity meets existing and future requirements.

Provide BAU Infrastructure support and assist the support desk duties when requested by the IT Team Leader.

Infrastructure administration and project management using existing tools.

Work closely with and monitor logs generated from SIEM & Sophos MTR. Perform threat hunts with the tools available to you as and when a security related incident occurs.

Identifying, monitoring, and defining the requirements of the overall security of all systems.

Maintain high patching status on all systems.

Configuring, maintaining and implementing intrusion detection systems and Firewalls, virtual private networks, web protocols, and email security.

Perform annual Pen Tests with a third party and follow up remediating found vulnerabilities based on CVSS score and the likelihood of the issue being a problem. Work with the IT Team in working through the issue's found in the Pen Test report.

Maintain system uptime and availability as close to 99.99%.

Configuring and installing security infrastructure devices.

Investigating intrusion and hacking incidents, collecting incident responses, and carrying out forensic investigations.

Determining latest technologies and processes that improve the overall security of the system by keeping up to date with the latest security and technology developments.

Plan for disaster recovery and create contingency plans in the event of any security breaches.

Essential Experience:

Expert knowledge of Checkpoint

Expert knowledge of Cisco Routers and Switches

Expert knowledge of Cisco ISE

Cloud Proxy service (Zscaler)

Cloud Private access (Zscaler)

Data Centre colocation management

Vendor/Carrier management

Cisco CCNA & CCNP qualifications

IT Security - Prevention and awareness

CompTIA Security+ or equivalent qualification

PowerShell and Scripting capabilities


Microsoft Windows server 2022/2019/2016

Active Directory/DNS/DHCP

Microsoft Exchange 2016 on prem

Unix/Linux command line

SQL Server 2014/2016/2018/2019

Citrix Virtual Apps and Desktops

Please do not hesitate in applying if you feel you are appropriate for the role.

Reference: 1801781498

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