Who are we?Equinix is the world's digital infrastructure company®, shortening the path to connectivity to enable the innovations that enrich our work, life and planet.A place where bold ideas are welcomed, human connection is valued, and everyone has the opportunity to shape their future.A career at Equinix means being at the center of shaping what comes next and amplifying customer value through innovation and impact. You'll work across teams, influence key decisions, and help shape the path forward. You'll find belonging, purpose, and a team that welcomes you-because when you feel valued, you're empowered to do your best work.Job SummaryThe Lead Sales Engineer (xScale) will serve as the primary technical advisor for hyperscale customers, partnering with some of the world's largest cloud, AI, and digital infrastructure providers to design, scale, and optimize mission-critical data center deployments.Leveraging deep expertise in data center infrastructure, power, cooling, resiliency, and capacity planning, this role leads technical engagements from initial customer qualification through deployment planning and expansion strategy.The Lead Sales Engineer collaborates closely with Account Management, Operations, Capacity Planning, Critical Facilities, Design & Construction, and executive stakeholders to develop scalable infrastructure solutions that align with long-term customer growth objectives.As a trusted customer-facing expert, the role conducts technical site tours, infrastructure assessments, and executive briefings while translating complex technical concepts into strategic business value and coordinating large-scale opportunities across regions and functionsResponsibilities Hyperscale Technical Consulting and Sales Support Serves as the primary technical subject matter expert for xScale and hyperscale customer opportunities. Identifies customer business objectives, infrastructure requirements, growth projections, technical constraints, and deployment depen