Jonathan Dempsey

Principal Project Manager at Mandiant

Jonathan Dempsey, CISSP, has extensive experience in the field of information security. Jonathan is currently working as a Principal Project Manager at Mandiant (now part of Google Cloud), where they manage a team of cybersecurity project managers, analysts, and engineers. In this role, they are responsible for the information security strategy for a large municipal customer and has engineered and validated a complex security architecture to protect customer data. Additionally, they have created a new cybersecurity operations course and drove it to market as a new training offering.

Prior to their current role, Jonathan worked at Southern Glazer's Wine & Spirits as a Data Security Manager, where they led a team of information security professionals and developed an information security strategy to protect the company's revenue. Jonathan also built a vendor management framework and established an information security awareness training program for employees.

Jonathan also worked as a Senior Information Security Analyst at Vertex Business Services, where they were responsible for protecting personal protected information and represented the company during customer-facing IT security architecture planning.

Before that, they served as an Information System Security Manager at L-3 Mustang Technology, where they established, certified, and managed classified information systems and networks for Department of Defense contracts. Jonathan was also responsible for hardening servers, workstations, and networks in accordance with DoD guidance.

Earlier in their career, Jonathan worked at BAE Systems Information Technology as a Team Lead for the COIN Intelligence Analysis Team, ensuring information systems were installed in accordance with applicable rules and maintaining seamless operations without any incidents of classified information spillage.

Jonathan also worked at SAIC as an Intelligence Subject Matter Expert, managing the security aspects of a project that migrated a server-client based architecture to Software as a Service (SaaS). Prior to that, they served in the United States Air Force as an Intelligence Information Assurance Manager, where they developed and implemented information assurance programs for Air Combat Command and disseminated directives and instructions to intelligence units.

Overall, Jonathan Dempsey has a diverse and comprehensive background in information security, with experience in project management, consulting, data security management, and information assurance.

Jonathan Dempsey, CISSP, has a Bachelor of Business Administration (B.B.A.) degree in Business Administration and Management, General from American InterContinental University. Prior to this, they attended North Garland High School. Dempsey also holds a Lean Six Sigma Green Belt certification from Villanova University. In addition to their education, they are certified as a CISSP by (ISC)². The obtained month and year for their CISSP certification are not provided.

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Previous companies

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Timeline

  • Principal Project Manager

    November, 2022 - present

  • Principal Consultant

    November, 2019

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