SIEM Engineer
Company: Apexon
Location: Nashville
Posted on: January 12, 2026
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Job Description:
Required Skills: • IBM QRadar SIEM; Nessus; Palo Alto EDR; Palo
Alto XDR;SIEM;SOC/SIEM; Use cases; Supporting:; • Preferred Skills:
Prior experience engaging with State agencies/employees as clients
Responsibilities : • Primary engineer managing SIEM platform with
IBM QRadar and/or Palo Alto XSIAM and supporting delivery for
Managed Security Services to a State Government client to provide
timely, accurate, planned completion and implementation of security
services, which must be available for 24x7x365 support. • Leads
primary day-to-day SIEM interactions with project team and State
cybersecurity staff. • Manages platform health, performs upgrades,
including managing deployed sensors and collectors. • Interacts
with SOC analysts to tune alerts and use cases, to include
integrations with client. • Previous hands-on QRadar engineering
and configuration experience required as system will be undergoing
platform upgrades. Any Palo Alto XSIAM training • Adding new log
sources to existing QRadar and/or XSIAM, configure use cases,
alerts, etc. • Perform QVM scans • Conduct Nessus SCSEM scans •
Triage scan finds, publish results, fine tune alerts • Ensure
software is developed to meet functional, non-functional, and
compliance requirements. • Code solutions and perform unit testing.
• Ensure the solution can be integrated successfully into the
overall application/system with clear, robust, and well-tested
interfaces. • Perform troubleshooting, work through complex
requirements/solutions, and provide assistance/coaching with the
creation of QRadar search queries and dashboards. • Provide
engineering and administration in supporting complex and large
Splunk environments consisting of search heads, indexers,
deployment servers, heavy/universal forwarders, etc. • Review and
architect scalable and organized frameworks for security automation
and orchestration and pre-investigation analysis and triage of
alerts from various sources like detection pipelines, exploitable
vulnerabilities and reports. • Maintain strong partnership with
Detection & Response leadership and other teams in Security Org
Keywords: Apexon, Murfreesboro , SIEM Engineer, IT / Software / Systems , Nashville, Tennessee
