SIEM Content Development Specialist

5 days ago

Brentford, Greater London, United Kingdom Vodafone Full time
Job Title: SIEM Content Development Specialist

Join Vodafone's Cyber Security Operations team as a SIEM Content Development Specialist and play a key role in driving the creation and refinement of rules and logic within our SIEM/EDR/ELK infrastructure.

Key Responsibilities:
  • Develop SIEM/EDR/ELK content to address attack vectors using current industry best practices
  • Analyse threats/adversaries/attack tools to develop indicator/behavioural based detections that alert and/or prevent malicious activity
  • Evaluate and make use of multiple data sources to build content across multiple SIEM/EDR/ELK platforms
  • Utilise SIEM/EDR/ELK to facilitate metrics collection, analysis and reporting
  • Create and maintain analytics documentation
  • Effectively collaborate with colleagues and counterparts internally and externally
Requirements:
  • Minimum of 1-3 years' experience in SIEM content (rule logic and code) development role
  • Minimum of 1 years of SOC analyst experience (Level2 or above) required
  • 5 years IT experience
  • In depth and extensive hands-on experience in security event analysis, create and refine SIEM/EDR rules and deliver efficiency within the SIEM and all other technologies used within the team
  • Deep knowledge of IPv4/IPv6, TCP networking protocols
  • Deep knowledge of Windows/Linux operating systems
  • Good working knowledge of security technologies such as SIEM (ArcSight, Sentinel, QRadar, LogRhythm, Splunk), EDR (Microsoft Defender, FireEye, Tanium), IDS/IPS, firewalls, proxies, web application firewalls, anti-virus, etc.
  • Understanding of Window Security Event logs and Syslog
  • Excellent familiarity with endpoint/perimeter security attack vectors and detection (blue/purple teaming)
  • Familiarity with standard security frameworks such as MITRE, cyber kill chain and APT campaign strategies
  • Good knowledge of cloud platforms such as Azure, O365, Google cloud, AWS, Oracle
  • Good working knowledge of regular expression development
  • Scripting and programming experience is highly desirable
  • Kusto or SQL knowledge, including rule/query optimisation
  • Proven ability to prioritise workload, meet deadlines and utilise time effectively
  • Good interpersonal and communication skills, works effectively as a team player and the ability to communicate technical information to a non-technical audience
Must have technical / professional qualifications:
  • Bachelor's degree or higher in Cyber Security/Information Technology or related field
  • One or more cyber security certifications such as GCIA, GCIH, GCFA, GNFA, CEH, ECSA preferred
What's in it for you:

Vodafone offers a dynamic and challenging work environment, with opportunities for professional growth and development. As a SIEM Content Development Specialist, you will be part of a team that is passionate about delivering exceptional cyber security solutions and services.

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