Michael Maysonet
@michaelmaysonet
I’m a Senior Detection and Response Engineer building secure detection, automation, and incident response across cloud systems.
What I'm looking for
I’m a Senior Detection and Response Engineer with 10 years of experience building secure, reliable systems across healthcare and SaaS environments. I focus on incident response, anomaly investigation, detection logic, and automation—turning noisy signals into actionable detections, playbooks, and repeatable response processes.
At Spring Health and Optum, I built tooling and workflows that improved alert triage, reduced investigation time, and strengthened response across distributed services and data platforms. I partner well with engineering and security teams, ship quickly under pressure, tune thresholds to reduce false positives, and strengthen monitoring coverage while driving measurable improvements in MTTR.
Experience
Work history, roles, and key accomplishments
Built Python and SQL triage workflows for security/reliability alerts, cutting investigator handoff time for high-priority incidents from hours to under 30 minutes. Created detection logic in Splunk and CloudWatch for suspicious authentication, unusual API access, and privilege changes, generating 20+ actionable alerts per week and reducing false positives by 25%.
Owned security investigations across large-scale Kubernetes and AWS workloads by correlating EDR, SIEM, and application logs to trace anomalous behavior. Built Python automation for case enrichment/evidence collection (reducing repetitive analyst work by 50%) and improved detection rules for login abuse and data exfiltration indicators in a high-volume SaaS environment.
Senior Detection Engineer
Rally Health
Jul 2020 - Nov 2021 (1 year 4 months)
Built detections for application, cloud, and identity activity using SQL and Splunk, increasing visibility into suspicious access patterns. Investigated security anomalies in AWS and Kubernetes and documented repeatable response steps that cut mean investigation time by 30%, while automating alert enrichment to prioritize high-risk cases from a daily queue of 100+ events.
Software Engineer
SiteSpect
Sep 2017 - Jul 2020 (2 years 10 months)
Built monitoring and logging features for SaaS services using Python, JavaScript, and SQL, improving traceability for production issues across customer environments. Developed internal diagnostics and alerting for APIs, databases, and infrastructure events, reducing troubleshooting time from days to hours for support and engineering.
Education
Degrees, certifications, and relevant coursework
Inter American University of Puerto Rico–Bayamón
Bachelor of Science, Computer Science
2011 - 2016
Earned a Bachelor of Science in Computer Science from Inter American University of Puerto Rico–Bayamón from 2011 to 2016.
Availability
Location
Authorized to work in
Job categories
Skills
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