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    SIEM Content Development Specialist - Brentford, United Kingdom - Vodafone

    Vodafone
    Vodafone Brentford, United Kingdom

    1 week ago

    Vodafone background
    Description

    .

    Role title: SIEM Content Development Specialist

    Location : Newbury

    What you'll do

  • Content Development – take part in and drive continual creation and refinement of rules and logic within the Vodafone SIEM/EDR/ELK infrastructure to improve Cyber Security Operations efficiency and effectiveness. This would include responsibilities such as the following:
  • o Develop SIEM/EDR/ELK content to address attack vectors using current industry best practices
    o Analyse threats/adversaries/attack tools to develop indicator/behavioural based detections that alert and/or prevent malicious activity
    o Evaluate and make use of multiple data sources to build content across multiple SIEM/EDR/ELK platforms
    o Utilise SIEM/EDR/ELK to facilitate metrics collection, analysis and reporting
    o Create and maintain analytics documentation
    o Effectively collaborate with colleagues and counterparts internally and externally

  • Security Analysis – take part in and may drive security event analysis activities to address current Cyber threats
  • Threat Response – may require engagement and possibly driving the analysis from blue team perspective to identify possible threat group activity
  • Security Reporting and Advisories – take part in and may drive the delivery of cyber security reports and advisories to all key stakeholders
  • Residual Risk Assessment – take part in and may drive the delivery of 'operational and technical' lessons learnt post incident analysis and reporting
  • Who you are


    • 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

    Together We Can:

    #Li-Hybrid



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