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Management Team

The Skybox Security Executive Team is filled with seasoned executive with proven track records. They have demonstrated success in company building, developing  new technologies, and bringing innovative solutions to the global marketplace.

Gidi Cohen, Chief Executive Officer and Founder

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 cyber security solutions for risk and compliance management. He is a popular speaker at industry conferences, demonstrating how Skybox solutions use risk modeling, network analysis, and attack simulation as practical cyber security tools to predict and prevent potential cyber threats. Cohen holds Bachelors of Science and Master of Science degrees in Computer Sciences and Mathematics from Tel Aviv University.

Michelle Johnson Cobb, Vice President, Worldwide Marketing

Michelle Johnson Cobb, Vice President, Worldwide Marketing

Michelle Johnson Cobb is a technology marketing leader with a passion for driving success for emerging products. Prior to working at Skybox Security, Michelle held executive marketing roles in computer security, networking, and enterprise software companies, including Asempra Technologies, McAfee, Tumbleweed Communications, and several startups. Cobb 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.

Stewart Fox, Executive Vice President, Worldwide Sales

Stewart Fox, Executive Vice President, Worldwide Sales

Stewart Fox, Executive Vice President of Worldwide Sales, brings to Skybox more than 20 years of technology sales experience in building and motivating sales teams, driving revenue and building strong relationships with both partners and customers.  He has had repeated success in the worldwide development and expansion of both enterprise and government sales through direct and indirect channels.  Prior to Skybox, Fox led the sales team to two years of explosive growth at IronKey, a leader in authentication, encryption and identity management.  He has held executive sales leadership roles at both private and public companies including AirMagnet, Network Associates, Network General, and SCO.

Lior Barak, Chief Financial Officer

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.

Moshe Raab, Vice President, Research and Development

Moshe Raab, Vice President, Research and Development

Moshe Raab has more than 20 years of experience in software development, and he is a key component of the Skybox innovative spirit. Raab joined Skybox in 2003 as Director of Product Management. Prior to joining Skybox Security, he led R&D at Guardium, an IBM company and also managed software projects at Log-on Software. Raab holds both a Master of Business Administration and a Bachelor of Arts in Economics and Computer Science from Bar-Ilan University in Israel. 

Ravid Circus, Vice President, Products

Ravid Circus, Vice President, Products

Ravid Circus has more than 11 years of experience in the IT security and risk assessment industry. As Vice President of Products at Skybox, Circus is in a pivotal role for Skybox with his leadership of the Products group. Cirucs has helped to develop and deploy automated change management processes in major corporations all over the world. Prior to Skybox Security, he worked for Comsec as an information security consultant. Circus received both his MBA and BSc in Computer Science.

Moti Dror, Vice President, Customer Care

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.