eSentire has appointed Tim O’Rourke as Chief Marketing Officer (CMO), strengthening its leadership as the company continues to expand its global footprint in cybersecurity and managed detection and response (MDR) services.
In this role, Tim will lead global marketing strategy, brand positioning, demand generation, and customer engagement, aligning marketing initiatives with business outcomes and supporting eSentire’s mission to help organizations proactively defend against evolving cyber threats.
Tim brings extensive experience in marketing leadership, brand transformation, and growth strategy, with a strong focus on building data-driven, customer-centric marketing programs. His approach emphasizes aligning marketing with product innovation, customer success, and revenue growth, enabling organizations to navigate complex, technology-driven environments.
Over the course of his career, he has worked with leading organizations such as Flashpoint, CrowdStrike, ZeroFox, Verisign, and Cisco, building deep expertise across cybersecurity and enterprise technology sectors.
Known for driving go-to-market strategies and delivering measurable business impact, Tim has consistently focused on scaling marketing functions, strengthening brand presence, and enabling enterprise adoption of advanced technology solutions. His leadership style combines strategic vision with execution excellence, along with a strong emphasis on digital transformation and performance-driven marketing.
He holds an MBA in Marketing from Harvard Business School, further strengthening his foundation in strategic and global marketing leadership.
With a proven track record of building high-performing teams and executing impactful marketing strategies, Tim is well-positioned to drive marketing innovation and support eSentire’s next phase of growth in the cybersecurity landscape.
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