Lead Sales Engineer

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 Summary The Lead Sales Engineer - Strategic Accounts is the technical execution leader for some of Equinix's most complex and globally significant customers, including leading tech, social media, and neocloud accounts. Under the direction of Solutions Engineering leadership, this role owns the end-to-end design and pursuit execution of advanced data center, interconnection, and hybrid infrastructure solutions - translating global account strategy into deployable architectures across regions. Working in close partnership with the Account Executive and Global Solutions Architect, the Lead SE serves as the subject matter expert for data center design, emerging infrastructure technologies, high-density compute, and custom build-to-suit solutions, ensuring technical excellence and commercial viability in every engagement. This is a high-visibility role both within and outside of the company. The successful candidate brings a rare combination of deep data center and infrastructure expertise, advanced client engagement skills, and the technical authority to lead through complex, multi-region pursuits. The ideal candidate is equally adept at business-outcome conversations with C-level executives and deeply technical discussions on complex data center, AI, and interconnection solutions. Responsibilities Strategic Account Technical Leadership Serve as a trusted technical advisor throughout the sales lifecycle, partnering with the Account Executive and Global Solutions Architect to achieve and exceed global bookings and revenue targets. Lead detailed technical discovery across global stakeholders to define requirements for space, power, cooling, density, resiliency, compliance, and interconnection. Own the technical win for regional and global pursuits by delivering comprehensive design documentation, architecture diagrams, and solution walkthroughs. Align regional designs with the global account technical roadmap to ensure consistency and scalability across geographies. Support forecast accuracy and deal progression by clearly articulating solution scope, risks, dependencies, and technical differentiators. Serve as a technical SME in the customer's domain - including earning relevant certifications where appropriate - to understand the business, speak the customer's language, and advance ecosystem opportunities on Platform Equinix. Engage the extended Equinix global technical community to provide coordinated strategy and a superior customer experience wherever the customer requires Equinix services. Data Center Architecture and Solution Design Design complex colocation and infrastructure solutions, including high-density AI and GPU deployments, liquid cooling strategies, advanced power modeling, and hybrid cloud architectures. Serve as subject matter expert for emerging technologies, including high-performance compute environments, distributed architectures, sovereign deployments, and sustainability-driven design. Develop and articulate scalable global deployment strategies for customers operating across multiple regions with diverse regulatory and operational requirements. Lead custom design services engagements, including build-to-suit solutions, phased expansion strategies, and specialized infrastructure configurations. Partner with xScale, IBX design, construction, operations, and product teams to ens