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Senior Executive Assistant

Zendesk, San Francisco, CA, United States


Senior Executive Assistant

Zendesk is seeking a dynamic and experienced Senior Executive Assistant to support our Chief Marketing Officer (CMO) and up to two additional SVPs. Reporting to the Senior Director, Office of the CMO, this role is critical to ensuring seamless operations, executive readiness, and team cohesion. This is a high-impact role requiring discretion, proactive problem-solving, strong judgment, and the ability to thrive in a fast-paced, ever-changing environment. Key Responsibilities Executive Support: Provide proactive calendar, travel, and expense management for the CMO and senior executives, ensuring they are fully prepared for meetings, travel, and engagements. Leadership Team Enablement: Plan and execute high-quality team meetings, events, and offsites that foster collaboration, alignment, and morale. Operational Excellence: Prioritize and manage competing demands with minimal oversight. Anticipate needs and remove friction points before they arise. Cross-functional Collaboration: Build trusted relationships with internal teams to ensure smooth communication and execution across functions. Confidentiality & Professionalism: Represent the executives and organization with integrity, confidentiality, and executive presence at all times. EA Team Leadership: Coach and mentor Marketing Executive Assistants, standardizing best practices, driving consistency, and supporting professional development. Special Projects: Lead or support key initiatives, research, and administrative tasks on behalf of the executives or department. This could include town hall support, internship program support, and support with our culture and connection events. Qualifications 7+ years of experience supporting C-suite or senior executives in fast-paced, global environments; experience in tech or SaaS strongly preferred. Demonstrated success in complex calendar management, travel coordination, and executive communication. Proven ability to operate independently, prioritize strategically, and maintain composure under pressure. Strong organizational and project management skills with acute attention to detail. High emotional intelligence with the ability to navigate sensitive situations with discretion and professionalism. Experience managing or mentoring other EAs a strong plus. Tech-savvy and highly proficient in Google Workspace (Docs, Sheets, Calendar, Slides). Flexible to work across time zones and respond to urgent requests with urgency and grace.