Elia leads CrowdStrike technology vision and strategy, driving the company’s data science, AI, machine learning and malware research functions. Zaitsev was promoted to CrowdStrike’s Global Chief Technology Officer (CTO) in 2023. He joined the Office of the CTO in 2020 after having led the Americas Sales Engineering organization. He joined CrowdStrike in 2013 as the company’s first sales engineer. Throughout his tenure, he has worked closely as a trusted advisor to CrowdStrike's largest customers while collaborating with the product and R&D teams to ensure continued customer success.