Infrastructure Security Engineer

☞ Nominet

View: 105

Update day: 07-05-2024

Location: Oxford South East

Category: IT - Software

Industry: Information Technology Services Internet

Position: Mid-Senior level

Job type: Full-time

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Job content

ABOUT THE ROLE:

We are seeking a highly motivated and technical Security Engineer who will play a key role in protecting the Critical National Infrastructure that underpins our DNS and TLD services. Based within the core Infrastructure team, you will engineer in security best-practice into new services and systems, and improve the security profile of our existing estate.

You will have a close working relationship with the wider Security team including our Information Security officers and Security Architect. You will have the authority and remit to challenge solution designs from a security perspective and will work across the Internet Engineering and Operations business unit to ensure the security of our environment is the top priority.

WHAT YOU’LL BE DOING:

  • Ensure the operational and production environment is secure.
  • Design and build security improvements to our existing infrastructure estate including RHEL6/7/8 servers, VMware virtualised environments, 3par storage, f5 load balancers and HPE compute clusters.
  • Participate within routine patching and own the rollout of security patches to mitigate vulnerabilities.
  • Proactively manage our security backlog.
  • Identify and design security requirements across new systems.
  • Develop technical solutions and integrate new security tools that will mitigate against vulnerabilities.
  • Patch and upgrade key systems across our operating systems, storage, compute and the rest of our core infrastructure.
  • Peer-review changes from team members.
  • Take a security-first approach to systems and ensure any vulnerabilities reported are resolved within agreed SLAs and timeframes.
  • Server and network hardening.
  • Work within an ISO 27001 framework to secure and preserve vital production services.
  • Be a go-to person on all internal security queries and projects.
  • Maintain close working relationships with other relevant teams including Development, DNS & Networking, DevOps and the corporate Security team.

WHO YOU ARE

You will have developed extensive experience as a Security Engineer or a Systems Administrator focusing on security, as well as having:

  • Knowledge of security standards, common attack vectors and mitigations.
  • Excellent knowledge of Linux (preferably RHEL) and Windows.
  • Experience securing large-scale infrastructure operating across multiple data centres.
  • Able to identify and improve the security posture of AWS-hosted services.
  • Comfortable interacting with and patching VMware v6.x environments.
  • Knowledge of ISO27001.
  • A thorough understanding of internet, networking and other infrastructure technologies.
  • Be incredibly motivated and be an ambassador for change.
  • Comfortable scripting using an appropriate language (e.g. Bash, Python, shell, etc)
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Deadline: 21-06-2024

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