Executive Assistant, PHP (Night Shift)

Who Are We? RZR is an AI-native advertising platform built for the next era of performance marketing. We operate at the intersection of machine learning, programmatic media, and full-funnel mobile growth, powering campaigns for some of the world's most ambitious advertisers. Our platform is purpose-built to deliver outcomes at scale, not just impressions. We are a team of builders, operators, and technologists who believe the advertising industry is overdue for a fundamental rethink. We move fast, operate with a high degree of ownership, and hold ourselves to an exceptionally high standard of craft. RZR is scaling aggressively with an active M&A pipeline and a platform vision that puts us on a path to becoming an industry leader. This is a rare opportunity to join a company at an inflection point and help shape what it becomes. Role Overview We are hiring a highly experienced Executive Assistant based in Manila to support the CEO of RZR on a night shift schedule, covering US (PST) business hours as part of a 24/7 EA coverage model. You will partner closely with the day shift Executive Assistant and report to the EA Lead to ensure seamless handoffs and continuity across time zones. This is a true business partner role, not just admin support. It requires strong judgment, operational excellence, and the ability to anticipate needs and move fast in a global, high-stakes environment. The right person for this role is someone who takes ownership naturally, communicates with precision, and operates with a level of discretion and professionalism that reflects directly on the CEO. Key Responsibilities Executive Support Manage and optimize the CEO's calendar across US, APAC, and EMEA time zones, resolving conflicts proactively Handle high-volume inbox management, including drafting and responding on behalf of the CEO Prepare meeting briefs, agendas, and follow-ups with clear action tracking Coordinate internal and external stakeholders with speed and accuracy Operations & Coordination Plan and manage travel, logistics, and scheduling across regions Maintain organized documentation, trackers, and priority lists Ensure seamless daily handoffs between night and day shift EAs Anticipate needs and surface risks or conflicts ahead of time Communication Draft clear, concise, and professional communications on behalf of the CEO Act as a gatekeeper while maintaining strong stakeholder relationships Required Skills and Experience 10+ years of EA experience supporting C-level executives Strong communication and stakeholder management skills Highly organized, proactive, and detail-oriented Comfortable with AI and productivity tools (e.g., ChatGPT, Claude, JIRA, Confluence) Experience in fast-paced global companies High level of discretion, ownership, and flexibility across time zones Comfortable working a night shift schedule aligned to US (PST) business hours Work Setup This is a fully remote, night shift…