Skybox Team

Meet the Skybox Security leadership

Skybox Team

Executive Leadership

Gidi Cohen
Chief Executive Officer and Founder

Gidi Cohen co-founded Skybox in 2002 and has guided the company’s vision and development as the leader in cybersecurity analytics. A respected innovator in the security analytics space, he is a popular speaker at industry conferences worldwide, demonstrating how sophisticated analytics, modeling and simulation, as well as unprecedented network visibility, are used to reduce an enterprise’s attack surface. For more than 10 years he has been committed to empowering security leaders to quickly and accurately prioritize and address vulnerabilities and threats with cutting-edge Skybox solutions. Cohen holds Master of Science in Computer Sciences and Mathematics from Tel Aviv University.

Gidi Cohen

Lior Barak
Chief Financial Officer

Lior Barak is a financial executive with more than 13 years of experience in global financial management, mergers and acquisitions, strategic planning and business operations. At Skybox Security, Barak is responsible for finance, legal and HR administration. Prior to Skybox, he served as VP of Finance for PureWave Networks and for Alvarion, Inc. Barak holds a BA in Economics from The Hebrew University and an MBA in Finance from the New York Institute of Technology.

Lior Barak

Rob Rosiello
Executive Vice President, Worldwide Sales and Field Operations

Rob Rosiello is Skybox Security’s executive vice president of worldwide sales and field operations. In this role, Rosiello applies his expertise of more than 25 years in the IT infrastructure and networking industry to lead a global team in a rapid-growth company. Prior to Skybox, he served as senior vice president of America sales and field operations at Riverbed Technologies, transforming the company from a product selling to software solution selling strategy. Rosiello earned his Bachelor of Arts in Psychology at City University of New York and his Masters of Science in Management of Technology from New York University – Tandon School of Engineering.

Rob Rosiello, Skybox Security

Ron Davidson
Chief Technology Officer and Vice President, R&D

Ron Davidson is an honored, 30-year tech veteran who has worked with many of today’s leading minds in the security industry.  As CTO and VP of R&D, Davidson is leading Skybox’s long–term technology vision and is responsible for advancing the company’s product innovation and intelligence group, the Skybox™ Research Lab.  Prior to joining Skybox, Davidson served as senior director of security research and analytics for the Cisco’s video security business, and he established and led Check Point's first threat intelligence program. Davidson graduated from Stanford University with a Ph.D. in Engineering Economic Systems and earned his Master of Science in Computer Science from Weizmann Institute in Israel and a Bachelor of Science in Mathematics and Computer Science from Tel-Aviv University.

Amrit Williams
Vice President, Products

Amrit Williams brings more than 20 years of product innovation and thought leadership in the cybersecurity space. He has conceived, developed and delivered to market dozens of award-winning products in both the consumer and enterprise arenas. Before working at Skybox Security, Williams held various executive technology roles in leading security companies including McAfee, nCircle, BigFix, IBM and CloudPassage. Additionally, as a research and security strategist for the Information Security and Risk Practice at Gartner, Williams was influential in defining the security category and conducting analysis in multiple research areas including vulnerability and threat management, network security and risk management.

Michelle Johnson Cobb
Chief Marketing Officer

Michelle Johnson Cobb is a technology marketing leader with a passion for driving success for emerging products. Prior to working at Skybox Security, Cobb held executive marketing roles in computer security, networking and enterprise software companies, including McAfee, Tumbleweed Communications and several startups. She received her MBA with high distinction from the University of Michigan Ross School of Business and a Bachelor of Science in Computer Science also from the University of Michigan. 

Michelle Johnson Cobb

Moti Dror
Vice President, Customer Care

Moti Dror, Vice President of Customer Care, has more than 15 years’ experience in network security. Before taking on his current role, he served as Skybox’s Director of QA and R&D Operations for nearly 12 years. Prior to joining Skybox in 2003, Dror served as QA Manager at Harmonycom and Sheer Networks. He received his Bachelor of Arts in Computer Science and Economics from Bar-Ilan University.

Moti Dror

Ami Ben–Dror
Chief Information Officer

Ami Ben-Dror is an experienced leader in developing, implementing and managing worldwide information systems. Prior to joining Skybox™ Security as chief information officer, Ben–Dror established the MIS department at LiveU, a live broadcasting company, and served as its global director. He has also served as the global information systems director at Radvision, and has held various roles with Oracle Israel, Pelephone Communication and other high–tech companies. He holds a Bachelor’s degree in Computer Science from Mercy College. 

Ami Ben–Dror, Skybox Security Chief Information Officer

Paula Ewanich
VP of People

Paula Ewanich has more than 15 years’ experience building highly valued HR teams while fostering environments known for transparent communication and flawless employee integration. She has held senior management positions at companies including Imperva, InvenSense and NetLogic (acquired by Broadcom). Ewanich is a certified coach through The Coaches Training Institute (CTI) and a founding member of The Coaching Fellowship, where she is passionately focused on working with millennial women who are in the launching phase of their careers. She holds a Bachelor of Science in Business Administration from San Jose State University.

Paula Ewanich, Skybox Security VP of People

Senior Leadership

Justin Coker
Vice President, EMEA

Responsible for Europe, the Middle East, Africa and Russian markets, Justin Coker has 24 years of software sales and management experience with the last 18 years spent in enterprise IT security management. Prior to joining Skybox Security in 2005, he managed Symantec's UK & Ireland retail finance team. Coker holds a Bachelor of Arts degree in Business Studies and is a member of the Chartered Institute of Marketing.

Justin Coker

Avi Corfas
Vice President, Latin America

With a focus on the Latin America markets, Avi Corfas has more than 30 years of software sales and management experience. Prior to joining Skybox Security, Corfas was Executive Vice President (Europe, Middle East, Africa) at @stake, a leading information security consulting company. He is a former chairman of EEMA, the European Association for e-Identity and Security. Corfas holds an EMBA degree from France's Haute École de Commerce.

Gary Fischer
Vice President, North America

Responsible for the North American market, Gary Fischer has more than 20 years of sales and management experience in the security software vertical. Prior to joining Skybox Security in 2011, Gary held senior sales and management positions at IBM, Intellitactics, iDefense, Spearhead and CyberGuard. Fischer holds a Bachelor of Arts degree in Business Administration from Trinity College.

Gary Fischer

Uri Levy
Vice President, Business Development

Uri Levy is the vice president of business development at Skybox Security where he leads strategic business initiatives with key partners including global OEMs, large service providers, MSSPs and cloud providers. He has served various roles at Skybox, and has been instrumental at developing business in key markets. Over the last decade, Levy has built and managed leading network security integrators such as CA and NetCom Systems, consistently achieving sustained growth and brand leadership for their products and services. He also served as vice president of sales and marketing at Xpert Integrated Systems. Levy earned his Bachelor of Science in Computer Science from the Interdisciplinary Centre (IDC) in Herzliya and Executive MBA from Tel Aviv University.

Uri Levy

Gerard Sillars
Vice President, APAC

Responsible for Asia and Australian markets, Gerry Sillars has more than 15 years of experience building scalable software businesses in APAC. Prior to joining Skybox Security, he established Commvault’s business in the Australia/New Zealand region prior to building businesses throughout Asia. In his last two years, he served as the Worldwide VP of Commvault’s Cloud Solutions Group where he built the Commvault Global Systems Integrator group in India and developed the regional business from the ground up. 

Mike Heredia
VP of Strategic Clients

Mike Heredia has more than 20 years’ experience in the cybersecurity space and currently serves as the vice president of strategic clients at Skybox Security. He has worked with many of the largest financial services, military and critical national infrastructure organisations to deliver on and evolve their security and risk management strategies, helping them adopt a mature, proactive approach underpinned by efficient operational processes. Prior to Skybox, he held positions within the security businesses of major organisations including Wipro Technologies, Tibco and BT Global Services.

Heredia is a subject matter expert on attack surface management and is passionate about advising organisations on how to rapidly improve cyber resilience and align security to their strategic business objectives.