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# SIEM Migration & Implementation Lead

- **Company:** The Aes Group, Inc
- **Location:** San Jose, CA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Cyber Security, Database Queries, Domain Name System (DNS), Intrusion Detection and Prevention, Python (Programming Language), Parsing, Windows PowerShell, Security Information and Event Management, Systems Integration, Mitre Att&ck, Firewalls (Computer Science), Cybercrime
- **Published:** August 12, 2026
- **Apply:** https://www.dice.com/job-detail/b0bbb981-f10e-4cfb-9aca-177f990378d3

## About the Role

* 10+ years of SIEM Engineering, Security Monitoring, Detection Engineering, or Security Operations experience.
 * Proven experience leading enterprise SIEM migrations or greenfield deployments.
 * Strong hands-on experience with one or more SIEM platforms.
 * Strong expertise in SIEM query writing, dashboard development, correlation rule creation, and detection engineering.
 * Experience integrating and onboarding diverse enterprise security telemetry sources.
 * Strong scripting and automation experience (Python, PowerShell, APIs).
 * Strong understanding of MITRE ATT&CK and threat detection methodologies.

Success Criteria:

Successful migration of log sources, detections, dashboards, and reporting.

## Description

* Lead SIEM implementation and migration activities.
 * Design log collection, parsing, normalisation, and correlation architecture.
 * Migrate log sources, detections, dashboards, reports, and integrations.
 * Develop detection content, correlation rules, dashboards, and security analytics.
 * Write complex SIEM queries for investigations, detections, reporting, and threat hunting.
 * Onboard endpoint, firewall, DNS, identity, cloud, DLP, proxy, email, and application logs.
 * Support testing, cutover, go-live, and operational transition activities.


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