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10 Walmart security leaders
These ten Walmart information security leaders include Walmart's EVP and global CISO, vice presidents of security operations and information security services, and directors of information security, security engineering and regional cybersecurity. A reader can learn how security leaders run security organizations inside Walmart.
Professionals to explore
01—10Amit Srivastava
LinkedInExperience: Senior Director - Security Engineering · Walmart Global Tech
Senior Director - Security Engineering at Walmart Global Tech since 2024, covering identity and access management with global responsibility for enterprise multi-factor authentication and privileged access management, per the profile. He was Director - Security Engineering, Identity and Access Management at Walmart Global Tech (2021–2024).
Andrea Shoppach
LinkedInExperience: Vice President - Information Security Services · Walmart Global Tech
Vice President - Information Security Services at Walmart Global Tech since 2025; the profile says she leads a global organization in international InfoSec services, security partnerships, and risk and compliance, and drives security testing and vulnerability management. She was Vice President - Risk Technology at Walmart Global Tech (2022–2025).
Ankit Shah
LinkedInExperience: Director Information Security · Walmart Global Tech
Director Information Security at Walmart Global Tech since 2024; the profile says he leads teams driving enterprise-scale security initiatives across internet, network, endpoint, ingress, cloud, OT/IoT and AI security. He was a Senior Manager at Walmart Global Tech (2022–2024) and Security Manager at Amazon Web Services (AWS) (2020–2022).
Bernie Cheng
LinkedInExperience: Senior Director, Information Security · Walmart Global Tech
Senior Director, Information Security at Walmart Global Tech since 2026, and former Director, Information Security there (2023–2026), where the profile says he led the strategic roadmap for Walmart's Bot Defense System. It also lists Head of Global Security Engineering & Operations at PerimeterX (now HUMAN) (2019–2021).
Cecilia Milanezi
LinkedInExperience: Cybersecurity Sr Director Mexico & Central America · Walmart de México y Centroamérica
Cybersecurity Sr Director Mexico & Central America at Walmart de México y Centroamérica since 2024, a role the profile describes as leading the cybersecurity strategy and program while coordinating with the global organization. The profile also lists a CISO role at Sempra Infrastructure (2020–2024) and Chief Information Security Officer - CISO LATAM at Siemens (2016–2020).
Debora Wills
LinkedInExperience: Senior Director, Information Security · Walmart Global Tech
Senior Director, Information Security at Walmart Global Tech since 2016; the profile says she leads information security risk experts, data analysts, software engineers, program managers and technologists on risk-based vulnerability work. It also lists Global Cyber Security (Risk and Governance) at Hewlett Packard Enterprise (2014–2016).
Gerald Corson III
LinkedInExperience: Group Director Information Security · Walmart Global Tech
Group Director Information Security at Walmart Global Tech since 2023. Other Walmart Global Tech roles shown are Sr Director II, Information Security, Cloud and Operational Excellence (2022–2023), Senior Director, Information Security, Security Operations Center (2019–2022) and Senior Director, Information Security, Data Security (2017–2019).
Jason ODell
LinkedInExperience: Vice President, Security Operations · Walmart
Vice President, Security Operations at Walmart since 2021; the profile says he leads the teams responsible for data assurance, cyber intelligence, security operations, incident response, adversary simulation and cyber hunt. Other Walmart roles shown are Senior Director II, Incident Management (2019–2021) and Director, Incident Response (2016–2019).
Jerry Geisler
LinkedInExperience: EVP & Global CISO · Walmart
EVP & Global CISO at Walmart, a current role on the profile. The profile says he serves as executive vice president and global chief information security officer of Walmart's Information Security department, with responsibilities covering data security for millions of customers and associates and oversight of information security strategy and engineering.
Walker Thompson
LinkedInExperience: Senior Director Information Security · Walmart Global Tech
Senior Director Information Security at Walmart Global Tech since 2024, and Director Information Security there (2018–2024). The profile describes him as Senior Director of Infosec Compliance, leading the team that oversees security controls and compliance processes for Walmart's payment platforms across the globe.
Choose the right perspective
Match the person's remit to your question, since security operations, security engineering, payment security compliance and regional cybersecurity are led by different people at Walmart. Check how long the person has held the Walmart role before asking about recent changes.
Questions to take into the conversation
- 01How does a very large retailer organize security operations, incident response and threat hunting?
- 02How should payment security compliance be run across a retailer's global payment platforms?
- 03How does a global security team coordinate with cybersecurity leaders in international subsidiaries?
Reaching Walmart security leaders
How can I contact one of these Walmart security leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 3 companies: Walmart Global Tech, Walmart de México y Centroamérica and Walmart, based on profile data retrieved on October 8, 2026. Being listed here doesn't mean someone has agreed to take calls.
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot and may describe past or present roles. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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