Marcus Mease

About Marcus Mease

I’m a dedicated SIEM Analyst with hands-on experience in Splunk, Microsoft Sentinel, and AWS. I specialize in building and tuning threat detection use cases that align with MITRE ATT & CK and support real-world SOC operations.My expertise includes SIEM tuning, log analysis, alert triage, incident response, and detection engineering. I\'ve developed simulated attack scenarios to sharpen my ability to detect, investigate, and respond to evolving cyber threats.Core strengths:SIEM platforms: Splunk (admin/user), Microsoft SentinelDetection engineering: MITRE ATT & CK mapping, custom correlation rulesSOC operations: alert triage, incident investigation, use case developmentSecurity automation: SOAR playbooks, response orchestrationCloud security: AWS logging, identity monitoring, threat detectionI’m passionate about improving detection capabilities, streamlining SOC workflows, and staying current with the latest attack techniques. I’m ready to contribute to a security team focused on proactive threat defense.

Experience

1. Tria Federal (Tria)

   Tria Federal (Tria)

   Present

Education

• Ellington Cyber Academy

  Cybersecurity

• CourseCareers

  Information Technology

• Virginia State University

  Bachelor of Science - BS, Computer Science