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Posted August 23, 2026

Senior Security Architect- on-site

Stone Search
Santa Ana, CA, US Full Time

Job Description

Job Description
Senior Security Architect
100% on-site in Santa Ana, CA
at least 18 month contract
M-F 8-5pm PST


Security, Compliance, and Audit Readiness
  • Enforce network security controls aligned with Criminal Justice Information Services (“CJIS”), National Institute of Standards and Technology (“NIST”), and department policy.
  • Implement and maintain firewall rulesets, Network Access Control (“NAC”) solutions (e.g., Cisco Identity Service Engine (“ISE”)), and endpoint access policies.
  • Support the cybersecurity team in incident detection, forensic analysis, and mitigation strategies.
  • Provide documentation and evidence for security audits and compliance reviews.
Implementation, Operations, and Support
  • Serve as the hands-on engineer for network deployment, upgrades, and incident response.
  • Configure and manage Cisco switches, routers, firewalls, WLCs, and wireless endpoints.
  • Design and manage VPNs, QoS, ACLs, network monitoring, and logging systems (SolarWinds, NetFlow, SNMP).
  • Strong technical and leadership experience in cybersecurity, with hands-on expertise in Incident Response, SIEM technologies, O365 Security Architecture and policy administration, and SIEM engineering.
SME Leadership and Staff Development
  • Serve as the department’s SME on enterprise security, guiding decisions across IT, public safety systems, and operations.
  • Train, coach, and mentor internal IT staff, including junior and mid-level network technicians.
  • Lead structured knowledge transfer sessions, hands-on training, and real-time coaching during support and implementation activities.
  • Create SOPs, how-to guides, and step-by-step documentation tailored for ongoing use by internal staff.
  • Support staff in preparation for certification paths (e.g., CCNA/CCNP) if desired.

Some core technologies the client is looking for:
  • Palo Alto Technologies (Deep technical knowledge, certification)
    Palo Alto Panorama
  • Palo Alto Cortex EDR
  • Palo Alto Cortex XSOAR
  • Palo Alto Prisma Cloud Service
  • Palo Alto NGFW
  • CyberArk
  • Cisco ISE
  • AWS, Azure
  • Azure Entra ID
  • ServiceNow
  • Tenable Vulnerability Management
  • Terraform
  • Microsoft O365

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