Jenny Sissom

Allison Transmission Holdings, Inc.

Managing Director and Chief Information Security Officer
Allison Transmission Holdings, Inc.

Jenny Sissom is the Managing Director and Chief Information Security Officer at Allison Transmission. Jenny has worked at Allison Transmission since 2005. After 14 years at the company, she was promoted severally to become Chief Information Security Officer for overseeing security operations and a technical team. In this role, Jenny oversees, develops, and executes the organization’s global enterprise security program to ensure security and smooth running of all functions. Prior to her current position, Jenny worked at Remy International and Hamilton Displays. In June 2022, Jenny was voted Top 50 IT Security Professional by OnCon. Jenny earned her BBA in Management Information Systems and Services at Indiana State University.