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Guillermo Diaz Jr.

Senior Vice President and Chief Information Officer
Cisco IT

Guillermo Diaz, Jr., is responsible for Cisco’s global Information Technology organization and services. The focus is on transforming the overall IT experience by strengthening foundational business capabilities; enabling new business models such as service, software, and SaaS; and accelerating innovative business outcomes for Cisco customers, partners, and employees.

Guillermo is a primary leader of the Cisco Diversity Council and the executive sponsor of Conexión, Cisco’s Hispanic/Latino employee resource network.

Since joining the company in 2000, Guillermo has been a major driver of the development of Cisco’s world-class IT organization by leading initiatives to build and manage significant business foundations. These include the Cisco IT infrastructure, network and management systems, enterprise resource planning (ERP), large-scale platforms, and Cisco’s Internet and intranet network foundations: Cisco.com and Cisco Employee Connection. Additionally, he has led primary business IT application areas such as Cisco’s $45B+ electronic commerce, technical services, professional services, service sales and marketing, customer service, Cisco Capital, and cloud/SaaS platforms.

Prior to Cisco, Guillermo held senior IT leadership positions with some of Silicon Valley’s most respected companies, including Director of Global Network Services for Silicon Graphics, Senior Director of IT for Intelligent Electronics (Ingram Micro), and Manager of Telecommunications for Alza Corporation. He began his career in telecommunications with the U.S. Navy, where a military scholarship led to his bachelor of science degree in business administration from Regis University in Colorado.

Guillermo is the recipient of the 2015 Hispanic IT Executive Council (HITEC) “Estrella of the Year” award for outstanding individual leadership in the information technology field. He was also honored as one of 100 CIO/CTO Leaders in STEM. In addition, he has been recognized by the Silicon Valley Business Journal as 2014 Best CIO Community Champion and as one of the Top Hispanics in IT from 2009-2014 by HITEC. Other awards include the National Eagle Leadership Award in 2010 and CIO Magazine’s “Ones to Watch” Award in 2007.

Guillermo lives in the San Francisco Bay Area with his wife and four children.

Guillermo Diaz Jr.'s Articles