This role combines active hands-on-keyboard technical security execution - vulnerability scanning, SIEM operations, STIG hardening, and system monitoring - with senior leadership accountability for ISSO team development, ATO lifecycle management, DCSA/DoW/IC compliance framework implementation, and direct representation of program security posture to government stakeholders and Authorizing Officials. Tenable Dashboard Creation ELK Stack (Elastic/Kibana), Splunk SIEM, DISA STIGs / SRGs, eMASS / XACTA, RHEL / Linux, vSphere/VMware, GitLab / GitHub, Bash Scripting, CPU / System Architecture, PKI / Certificate Mgmt, NIST 800-53 Rev 5, RMF / ATO Process, DCSA DAAPM, CMMC Level 2/3, TEMPEST Requirements, PPSM Creation.