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Roger Jefferiss is an accomplished IT and cybersecurity professional with extensive experience in managing IT operations and security, currently serving as the Head of IT Operations & Security at Pen Test Partners since April 2010. As a founder partner and former Head of Information Technology, Roger developed the foundational IT architecture of the organization. Previous roles include Technical Director at Razorbeam, Managing Director at GreyHat Tech Ltd, and Senior Security Consultant positions at NCC Group Securetest and SecureTest, where Roger specialized in enhancing security postures for clients through risk assessments and penetration testing. With a background in overseeing the security of operational technology and industrial control systems at EDF Energy, Roger effectively integrates technical expertise with strong communication skills to address complex security challenges across various sectors.