Cyber Security Engineer

Company: Leidos, Inc.
Apply for the Cyber Security Engineer
Location: Farnborough
Job Description:

Responsibilities

  • Support the update process for Commercial Off-The-Shelf (COTS) applications
  • Conduct regular assessments to identify vulnerabilities
  • Manage and update security definitions across our platforms
  • Analyze vulnerability assessment reports and implement changes
  • Perform thorough daily checks of security components
  • Conduct daily system health checks for optimal server functioning
  • Monitor and report on local system capacity, suggesting improvements
  • Support application patching to enhance system performance
  • Oversee log archiving and deletion processes
  • Update local admin account passwords and manage account policies
  • Implement and manage resource and system monitoring tools
  • Ensure local server backups are conducted regularly
  • Review and update engineering and design documents periodically
  • Schedule and execute server and application reboots as preventive maintenance
  • Perform full audits for interoperability and patch compliance
  • Oversee daily checks of Public Key Infrastructure and manage lifecycle of secrets
  • Execute comprehensive vulnerability scanning and lead analysis of findings
  • Review code for potential security issues prior to production releases

Technologies

  • Support
  • Linux
  • Network
  • Security
  • Splunk
  • Unix
  • VMware
  • AI
  • Java
  • Machine Learning
  • PowerShell

Qualifications

  • Extensive background as an infrastructure engineer
  • Proven skills in coding
  • Experience with infrastructure hardening, maintenance, and engineering
  • Working knowledge of Microsoft and Linux/Unix
  • Familiarity with virtualization technologies (e.g., VMWare)
  • Experience with endpoint security products (e.g., Symantec, Trellix)
  • Understanding of network security and firewalls
  • Proficiency in vulnerability scanning and analysis
  • Ability to review code for potential security issues
  • Desirable experience in delivery and proposal environments
  • Proven track record as a 3rd line infrastructure engineer
  • Solid experience in developing and automating processes
  • Working knowledge of SecDevOps tools and methodologies
  • Excellent analytical, problem‑solving, and communication skills
  • Hands‑on experience with SIEM solutions (e.g., Splunk, ArcSight, LogRhythm)
  • Capability to communicate effectively with leadership and present in security working groups
  • Good commercial awareness and project discipline
  • Must be British or non‑dual national with DV clearance or willing to obtain it

Salary: £34,000 – 56,000 per year

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Posted: April 22nd, 2026