Brian Hamilton

Experience

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  US Army Reserves

  Feb 2008 - now

  Cyber Defender

  Currently attached to the 335th Signal Command, DISA ARE Det 4. Provides computer system administration, local area network administration, and system/network security; assigns subnets for routers, switches, and computers on the local network; configures router topology, wiring schemes, and passwords; creates user accounts and configures necessary user workstation application software; maintains network hardware, software, tools, and reference materials; connects devices and decides where to put routers and switches for servers; installs web servers, file servers, print servers, domain name servers, and mail servers; and maintains Active Directory content. Carries out specialized computer network defense tasks, such as infrastructure support, incident response, auditing, and managing unit-level data networks and information systems; detects and guards against unauthorized activity in the private SIPR and NIPR enclaves; and responds to attacks and network threats using a variety of tools. Currently hold CompTIA Security+ certification. Actively pursuing CySA+, CISA, CCNA, CISSP. Unit requirements in process to have CompTIA Sec+ & SANS: GSEC(401), GCIH(504), GCFA(508), and GPEN(560)certifications. • Cyber Defender/Network Analyst 25B/D, Sept. 2022 - Current• Military Police 31B, Feb. 2008 – Sept. 2022 Show less

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  SSM Health

  Jan 2015 - now

  I was an accomplished security professional with extensive experience providing comprehensive security and protection for SSM Health Corporate Offices and its employees across multiple campuses. In this role, I lead and directed a corporate team of officers, managing schedules, training, and certification records. I am adept at training and developing new officers, maintaining security equipment, and overseeing badge processing for new hires. Additionally, I handled procurement and management of security supplies and vehicles, ensuring operational efficiency and safety standards. I also provided executive protection for off-site events, demonstrating strong leadership and attention to detail in overseeing the security of high-profile individuals. Show less

  • Information Technology Site Support Analyst

    Aug 2023 - now

  • Lead Security Officer

    Jan 2015 - Aug 2023