1 of 1 Permanent Information Security Jobs in Hook

24th November 2025 There is an expectations to travel to different Chiltern sites outside of your base location to support wider colleagues and attend meetings. Job Purpose The IT Security Operations Engineer is responsible for protecting the digital services that support a safe and reliable journey for our passengers and a secure working environment for our staff. This is … a hands-on role focused on strengthening our security posture through technical expertise and cross-departmental collaboration. You will report into the IT Information Security Manager with expected collaboration with the wider IT Team management, representing Digital, Data and Technology (DDaT). Key purposes of this role include: Safeguarding Operations: Actively manage and enhance our security platforms (primarily SIEM, XDR and IDAM polices) to detect, prevent, and respond to cyber threats across our IT and operational networks. Implementing and reviewing Security Controls: Serve as the subject matter expert for implementing technical security controls on applications, networks, and infrastructure to mitigate risk. Fostering Collaboration: Work closely with a wide range of internal teams, from More ❯