Sr Executive Assistant; Onsite: Sunnyvale, CA)

Bring more to life.

Are you ready to accelerate your potential and make a real difference within life sciences, diagnostics and biotechnology?

Within Danaher the work our diagnostic businesses do saves lives—and we’re all united by a shared commitment to innovate for tangible impact.

You’ll thrive in a culture of belonging where you and your unique viewpoint matter. And by harnessing Danaher’s system of continuous improvement, you help turn ideas into impact – innovating at the speed of life.

We’re accelerating the development of cutting‑edge diagnostics to solve some of the world’s most pressing health challenges. Across our diagnostics operating companies we are driving innovation through partnerships with top academic institutions and leading players in biopharma and translational research. We’re bringing the best minds together to accelerate innovation and unlock the full potential of the latest scientific advances. Together, we’re expanding access to precision diagnostics for millions of people worldwide - and we’re using our unmatched global scale and proven playbook to make it happen, from hospital labs to mobile clinics.

By helping providers, patients, and families get faster, more precise diagnostic results, we’re improving treatment options and saving lives.

Learn about the Danaher Business System () which makes everything possible.

The Senior Executive Assistant is responsible for providing critical support for both the Group Diagnostics Executive, operating at the highest level of confidentiality and autonomy. This is a high‑impact role requiring understanding of corporate structures, business operations, and strategic planning, enabling autonomous decision‑making.

This position reports to the Group Diagnostics Executive and is part of Danaher Diagnostics Organization located onsite in Sunnyvale, CA.

• Serve as a trusted liaison to the Group Diagnostics Executive by driving operational excellence, facilitating effective communication, and supporting business priorities across the organization.
• Manage complex executive calendars, global travel, meetings, expense reports, purchase orders, budgets, and administrative processes while independently resolving issues and prioritizing urgent matters.
• Plan and execute onsite and offsite events, including venue selection, logistics, catering, audiovisual support, security coordination, VIP guest management, and presentation development.
• Monitor, filter, and prioritize high‑volume incoming communications, emails, and phone calls, drafting initial responses and flagging urgent operational issues.
• Identify, monitor, and escalation risks while maintaining action logs, coordinating follow up activities, and supporting the successful execution of priorities and organizational initiatives.

• High school diploma or equivalent with 8+ years of administrative support experience supporting C‑suite or executive‑level leaders in a corporate environment.
• 3+ years of experience managing executive calendars, domestic and international travel arrangements, expense reporting, and meeting coordination.
• 3+ years of experience coordinating projects, including managing timelines, tracking deliverables, maintaining project documentation, and monitoring milestones.
• 8+ years of experience planning and executing executive meetings, conferences, and corporate events from inception through completion.
• Advanced proficiency with Microsoft Outlook, Word, Excel, and PowerPoint, including calendar management, document creation, presentation development, and spreadsheet reporting.

• Ability to travel internationally and…