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SparkCon 2026: Speakers
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External Speakers

Jodie Kautt

SVP and CISO, Target

Lory Piccirilli Thorpe
IBM, Senior Strategy Advisor

Rinki Sethi

CSO, Upwind Security

Roger A. Grimes

CISO Advisor, KnowBe4, Inc.

Stanko Jankovic

External Security Researcher

TBA

Vice President, Target

Steve Riley

VP and Field CTO for Netskope, Inc.

TBA

Vice President, Target

Internal Speakers

Alex Flores
Senior Distinguished I, Incident Response Engineer, Walmart

Dr. Alycia N. Carey

Senior Systems and Infrastructure Engineer, Walmart

Amelia Heaton

Senior Incident Response Engineer, Walmart

Andrea Shoppach

VP Security Services, Information Security, Walmart

Axel Lester

Distinguished Forensic Engineer, Walmart

Dr. Chris Fennell

Distinguished, Incident Response Engineer, Walmart

Jason O'Dell

Vice President, Security Operations, Walmart

Jerry R. Geisler III
EVP and CISO, Walmart Inc.

Jesper Johansson

Technical Fellow, Walmart

Dr. Joshua Reynolds

Principal, Systems and Infrastructure Engineer, Walmart

Matthew Moses

Red Team Operator, Walmart

Melissa Cronquist

Principal, Systems and Infrastructure Engineer, Information Security, Walmart

Qui Le
Principal, eDiscovery\Forensic Engineer, Walmart

Rishitha Reddy Munugala

Senior Penetration Testing Engineer, Walmart

Dr. Shinelle Hutchinson

Principal, Forensics Engineer, Walmart

Skylar Simmons

Senior Director, Information Security, Walmart

Tim Pappa
Staff, Incident Response Engineer, Walmart

Wayne Murphy

Senior Director, Information Security, Walmart

Emcee

Donnie Dean

Senior Technology Operations, Walmart

Lori Buresh

Director, Technical Program Manager, Walmart

Reserve Speakers

Rick Ault

Distinguished, Risk Expert, Walmart

Zachary Roth

Senior Risk Expert, Walmart

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