Senior Security Engineer

Security Incident Detection Engineer

We are seeking a Security Incident Detection Engineer with deep Splunk and Splunk Enterprise Security experience to support detection engineering, incident visibility, and security monitoring across the Webex cloud service environment. This role will focus on developing, maintaining, and improving Splunk knowledge objects, detection content, validation dashboards, and operational standards that enable reliable security incident detection and response.

The engineer will work closely with security operations, cloud security, platform engineering, and service teams to ensure security telemetry is properly ingested, normalized, validated, and actionable.

Responsibilities include:

• Build and maintain Splunk Enterprise Security correlation searches, notable events, risk-based alerts, and detection content that directly power security incident visibility across the Webex cloud environment.
• Develop detection build out and maintain validation dashboards aligned to telemetry ingestion contracts, ensuring required security events are present, accurate, timely, and CIM-compliant.
• Validate data onboarding quality across cloud services covering source types, indexes, field normalization, timestamp accuracy, and parsing consistency.
• Partner with SOC and incident response teams to improve alert fidelity, reduce false positives, and ensure detections provide clear investigative context.
• Collaborate with platform and service engineering teams to define and improve security logging requirements, and support detection coverage mapping against MITRE ATT&CK and relevant compliance frameworks.

Minimum Qualifications

• Bachelor's degree plus 7 years of related experience, or Master's degree plus 4 years of related experience
• Hands-on experience operating Splunk Enterprise and Splunk Enterprise Security at scale, including deep knowledge of full ES feature enablement for SOC/SIEM use cases.
• Advanced SPL development skills, including efficient search design, macros, lookups, stats/tstats, data models, accelerated searches, and dashboard queries.
• Experience developing and maintaining Splunk knowledge objects in a managed app or source-controlled environment.
• Understanding of Splunk CIM, data normalization, field extractions, props/transforms, event types, tags, and source type design and Experience building, tuning, and maintaining ES correlation searches and notable event workflows.
• Familiarity with cloud security logging, incident detection, threat detection logic, and SOC operations.
• Experienced in documentation, architecture review, and cross-functional collaboration skills.

Preferred Qualifications

• Experience with risk-based alerting in Splunk Enterprise Security.
• Familiarity with Git-based development workflows for Splunk apps and detection content.
• Experience supporting security monitoring in large-scale SaaS, cloud, or production service environments.
• Knowledge of MITRE ATT&CK, NIST SP 800-53, ISO/IEC 27001, COBIT, or similar control frameworks.
• Experience with detection-as-code practices, automated validation, or CI/CD pipelines for Splunk content.
• Splunk certifications are a plus.