Senior Administrative Assistant (part time)

Cerio•Ottawa, ON

5d•$42,000 - $48,000•Hybrid

About The Position

We are looking for an adaptable administrative assistant with startup experience to support our CEO and leadership team while ensuring smooth office operations in a flexible work environment. This is a part-time role, requiring 22.5 hours per week, primarily during morning hours, with flexibility in scheduling based on business needs. If you thrive in fast-paced, ever-changing environments and are proactive in anticipating needs before they arise, we want to hear from you. This role is pivotal to enable our CEO and leadership team to focus on strategic priorities by ensuring they are supported, organized, and always one step ahead. You’ll also play a key role in creating a professional and welcoming office environment that fosters productivity and growth.

Requirements

5+ years of experience in senior administrative support and office management, ideally in a startup or high-growth tech environment
A strong tech skillset, you’re fluent in Microsoft Office, Zoom, Slack, and can quickly master new platforms
Experience managing complex schedules, inboxes, and priorities in a dynamic, fast-moving setting
A calm, solutions-oriented mindset with the ability to pivot quickly when plans change
Exceptional communication skills and professional presence; you represent the CEO and Cerio with polish and discretion
Strong organizational and multitasking abilities, managing competing demands
A valid driver’s license and access to a vehicle for occasional supply pickups
Must be within commuting distance of Kanata, ON as this is a hybrid role requiring in-office presence 2 days/week

Nice To Haves

Knowledge of Ontario health & safety regulations, is an asset

Responsibilities

Liaise between the CEO and internal/external stakeholders filtering, prioritizing, and managing communications with discretion
Own the CEO’s calendar and inbox: scheduling across time zones, anticipating conflicts, and ensuring follow-through
Prepare, manage, and maintain all correspondence, reports, and presentations for the CEO, ensuring accuracy, clarity, and alignment with the organization's goals for both internal and external stakeholders
Organize and coordinate Board-related activities, including scheduling meetings, drafting agendas, preparing and distributing presentation materials, and capturing comprehensive and precise meeting minutes
Plan and coordinate all aspects of domestic and international travel with adaptability for last-minute changes
Track and reconcile expenses for the CEO and leadership team promptly and accurately
Provide administrative support to other Senior Leadership team members as needed, demonstrating flexibility, initiative, and commitment to organizational success
Oversee the day-to-day operations of our Kanata office creating a friendly, functional environment for employees and guests
Maintain office supplies and manage inventory efficiently
Organize meetings and internal events, handling logistics end-to-end
Coordinate facility needs and act as the main contact for vendors and maintenance
Support health and safety initiatives as part of the Joint Health & Safety Committee