John E Marchan

John E Marchan is a Senior Instructor in Cybersecurity at Mercy University's School of Liberal Arts. With over 20 years of adjunct teaching experience across undergraduate and postgraduate levels, he specializes in cybersecurity, disaster recovery, and data analytics curriculum development.

His pedagogical approach emphasizes simulation exercises and technology integration using platforms like Blackboard, Zoom, and Miro. Courses taught include Disaster Recovery/Business Continuity, Security Policy, and Cybersecurity Fundamentals.

Professional background includes executive roles as Commissioner of Central & Information Services for Dutchess County Government and technology leadership positions at Diageo, Ameritrade, and IBM. Military service includes Colonel rank in the New York Guard with homeland security deployments.

Current research examines cybersecurity education frameworks and tabletop exercise design for crisis management training.