Executive Assistant to CEO in London

Location: London, United Kingdom or Manchester, United States

About Us

At Sitecore, our mission is to simplify how brands reach, engage, and serve people by delivering intelligent, personalised digital experiences that connect the world. We empower the world's most iconic brands to build lifelong relationships with their customers—seamlessly, smartly, and at scale.

As the leading provider of agentic digital experience software, Sitecore brings together content, commerce, and data into one composable platform that enables brands to deliver millions of meaningful, adaptive experiences every day. Trusted by global leaders such as American Express, Porsche, Starbucks, and L'Oréal, Sitecore helps brands transform engagement through experiences that are not only personalised but predictive and dynamic.

Our foundation is our people—a diverse, passionate, and collaborative global team spanning over 25 countries. We believe that every experience matters, and that belief starts with how we work together. Our values guide how we lead, innovate, and connect. They are the behaviours that bring our mission and vision to life, every day, in every interaction.

As we continue to evolve, we are actively cultivating AI skills across our teams to unlock new levels of creativity, efficiency, and insight. From engineering to customer experience, AI capabilities are becoming integral to how we design, build, and deliver the next generation of digital experiences.

What You Will Do

• Day‐to‐day administration and coordination of all areas of executive support for our CEO.
• Scheduling, calendaring, travel, invoice approval routing, and follow‐up, meeting and office support, presentation prep assistance, and other administrative activities.
• Managing multiple calendars within a dynamic, fast‐paced environment, across multiple time zones, countries, and continents.
• Managing the CEO's inbox—ensuring organisation and sending communication if agreed by the CEO.
• Meeting coordination—setting up group meetings, note‐taking, and follow‐up on action items.
• Travel coordination—including airlines, transportation, lodging, meeting schedules, agendas.
• Interact with key contacts at Board‐level, investors, and other C‐level individuals.
• Manage meetings for cross‐departmental initiatives.
• Some travel required.

What You Need to Succeed

• You will be a great fit on our team if you are personable, with a sense of humour and enjoy working at pace.
• Significant executive administrative assistant experience working with a CEO.
• Proven experience managing calendars across multiple time zones.
• Data‐driven—able to see patterns and themes in information provided to ensure support.
• Professional demeanour—ability to engage at all levels with Sitecore employees, ELT, customers, and partners.
• Excellent verbal and written skills.
• Extremely high level of discretion pertaining to confidential information.
• Expert on meeting technology, Microsoft Office, balanced skills across Word, Excel, and PowerPoint.
• Superior time management and organisational skills.

Equal Opportunities at Sitecore

Sitecore is proud to be an equal opportunity workplace. We are committed to equal employment opportunity without unlawful regard to race, colour, ancestry, religion, gender, national origin, orientation, age, citizenship, marital status, disability, veteran status or any other local legally protected characteristic.