Head of Information Security Operations

2 weeks ago

Reading, United Kingdom Three UK Full time
Job Description

  • Creation and maintenance of Information Security processes and procedures to support business 
    policies and operations.
  • Provide leadership and management of Information Security Operational teams to ensure efficient 
    and effective, proactive and reactive security monitoring and defense across information assets.
  • Ensure regular KPIs are developed and maintained and identify areas for improvement and make 
    recommendations accordingly.
  • Be the lead in Cyber security incident response and ensure processes and procedures and 
    playbooks are efficient, effective and are tested regularly in line with policy.
  • Develop and maintain a schedule of operational checks to ensure the confidentiality, integrity and 
    availability of Three information assets is maintained and in-line with compliance and regulation. 
  • Act as an escalation point for Information Security Incidents, changes and problems. 
  • Responsibility for IDAM management and control.
  • Production of Risk Landscape documentation in conjunction with the Information Security Risk 
    functions and other colleagues.

Qualifications

  • Extensive commercial experience with the following technologies/systems: 
    • Check Point Firewall/NIDS/DLP/Anti-Virus/Identity Awareness/URL Filtering
    • SIEM/Splunk
    • Enterprise Desktop and Server Anti-Virus/Malware and endpoint protection technologies
    • Vulnerability Security Scanning e.g. Nessus
    • Microsoft Windows Server family of products.
    • Operational experience of PCI DSS 
    • Citrix XenApp, remote access products.
    • LAN & WAN networking using Cisco routers, switches and infrastructure products.
    • Good understanding of TCP/IP
    • Identity and access management systems
    • Active Directory, GPO Configuration
    • Citrix /VMWare
  • Experience of managing and developing a SIEM system, and feeding events into a SOC in order to 
    identify and alert on security incidents
  • Understanding of security issues and ability to allocate work to appropriate resources and manage 
    escalations effectively
  • Understanding of vulnerability management and defence against attacks in order to drive the business 
    in improvement
  • Understanding of Identity and Access Management function and technology in order to drive 
    improvement of the function


Additional Information

  • The salary range for this role starts at £82,400, the exact salary will differ by job and experience
  • A car allowance, a performance based annual bonus & an additional 'flexible allowance' to spend on additional benefits, topping up your pension, or to be added to your salary.
  • Hybrid working between your home (2-3 days a week) and our brand new Reading HQ office at Green Park (2-3 days a week)
  • 28 days annual leave + 8 bank holidays + 3 personal days annually, which increases with length of service.
  • Private Medical Insurance, Life Assurance and Income Protection.
  • Free mobile phone package & unlimited sim-card
  • Free on-site car parking 
  • Plus lots more including wellbeing and learning & development benefits

Our people make us who we are. We’re a diverse and inclusive bunch, and it’s important you can feel you belong here. We value everybody for who they are and what they bring to the table, supporting one another as we continue to deliver for our customers.

At Three we have a hybrid working arrangement in place as standard for office based employees, where employees work from a mix of office based location and working from their home in the UK to carry on their role.

Excluding retail, core hours at Three are between 10:00 and 16:00, with operating hours between 08:00 & 18:30. This allows employees to have a start time between 08:00 and 10:00 and finish time between 16:00 and 18:30.

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