Senior SIEM Administrator

NTT
Milan, Rome, Naples
Workplace: HybridFull timeFunction: Administration & Executive AssistanceExperience: 3+ yearsEducation: bachelorsSkills: ["Problem-solving","Teamwork","Collaboration","Prioritization"]

Manage, monitor, and optimize the SIEM infrastructure to ensure secure log collection, normalization, correlation, and retention across on-premise, cloud, and hybrid environments. Partner with the Security Operations Center (SOC) and technical teams to tune correlation rules, troubleshoot advanced platform issues, and improve detection and monitoring capabilities. Onboard new data sources and integrations (including EDR/XDR, SOAR, and threat intelligence), while maintaining operational standards, documentation, and compliance.

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FursaFursa
NTT
NTT
1 day ago

Senior SIEM Administrator

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Last checked: 14 hours agoStatus: Live

Job Summary

Manage, monitor, and optimize the SIEM infrastructure to ensure secure log collection, normalization, correlation, and retention across on-premise, cloud, and hybrid environments. Partner with the Security Operations Center (SOC) and technical teams to tune correlation rules, troubleshoot advanced platform issues, and improve detection and monitoring capabilities. Onboard new data sources and integrations (including EDR/XDR, SOAR, and threat intelligence), while maintaining operational standards, documentation, and compliance.
Location: Milan, Rome, Naples
Workplace: Hybrid
Employment Type: Full time
Job Function: Administration & Executive Assistance
Seniority: Mid level

Key Responsibilities

  • •Administer, monitor, and optimize the SIEM infrastructure to ensure stability, availability, and performance.
  • •Manage integration and onboarding of new data sources, systems, applications, network devices, and cloud services.
  • •Ensure correct security log collection, normalization, correlation, and retention.
  • •Monitor platform health and perform advanced troubleshooting to resolve anomalies and technical issues.
  • •Collaborate with the SOC to tune correlation rules and improve detection and monitoring capabilities, including integrations with EDR/XDR and SOAR.

Key Requirements

  • •At least 3 years of experience administering and managing SIEM platforms.
  • •Degree in Computer Science, Computer Engineering, Cybersecurity, or related fields.
  • •Knowledge of SIEM architectures and components (collector, agent, indexer, dashboard).
  • •Cybersecurity and systems administration skills for Unix/Linux, Windows, and relational databases.
  • •Ability to manage priorities in complex contexts and collaborate with multidisciplinary teams.
Experience:3+ yearsSIEMSOCCybersecurity
Education:Bachelor's
Skills:Problem-solvingTeamworkCollaborationPrioritization
Languages:English
Tech Stack:SIEMSOCCollectorAgentIndexerDashboardUnix/LinuxWindowsRelational databasesEDRXDRSOARThreat IntelligenceLog managementTroubleshooting

Company Brief

NTT
Dimension Data, operating under NTT Ltd, provides managed IT services, cloud and data center solutions, networking, cybersecurity, and digital transformation services to enterprise customers worldwide.
Industry: Professional Services
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Established Company
Valuation: Public Company (Market Cap in USD)
Headquarters: London, United Kingdom
Founded: 1983
WebsiteLinkedIn