Senior Lead - Office of the Co-CEO

On; Zürich; On-site; CHF 140,000 - 200,000; Full time

Job summary

On is seeking an Executive Operations professional to serve as the dedicated navigator and engine for our Co-CEO, driving top-level priorities and ensuring organizational momentum in a fast-growing global environment.

You will draft executive communications, prepare polished materials, and attend key meetings to capture decisions and drive follow-up actions, collaborating with the Director, Office of the Co-CEOs and the broader leadership team.

Qualifications

• Experience delivering high-level executive support to C-suite or senior leaders.
• Strong analytical mindset with ability to structure complex problems.
• Excellent drafting and copywriting skills for polished communications.
• Highly organized with meticulous attention to detail and project management capabilities.
• Experience managing confidential information and relationships across diverse teams.
• Fluency in English; German or Swiss German proficiency is valued.

Responsibilities

• Optimize the Co-CEO's daily rhythm, meetings, briefing and top priorities.
• Draft highly polished emails, communications, and presentation materials.
• Attend critical meetings, capture decisions, and drive post-meeting actions.
• Collaborate with Director, Office of the Co-CEOs on strategic agenda.
• Coordinate with the executive team to streamline organizational workflows.
• Act as a culture carrier, surfacing insights to support leadership.

Skills

Executive support

Analytical thinking

Project management

Copywriting

Stakeholder management

English fluency

German or Swiss German

Organizational excellence

Microsoft Office

Tools

Microsoft Office

Job description

At a Glance

On is the fastest-growing sportswear brand in the world, with our team and business expanding rapidly on a global scale. This role positions you directly at the pulse of our commercial and strategic evolution, serving as the dedicated navigator, organizational engine, and culture carrier to our Co-CEO. We are looking for a highly analytical, exceptionally organized, and deeply culturally aware operator. This position offers unparalleled exposure to global executive leadership and serves as an indispensable right hand to maximize our Co-CEO's impact and maintain organizational momentum.

Your Mission

• Executive Support and Preparation: Optimize our Co-CEO's daily rhythm to ensure they are positioned in the right meetings, fully briefed, and focused on top-tier strategic and operational priorities.
• Executive Writing and Communications: Serve as the primary pen for our Co-CEO. You will draft highly polished personal emails, organizational communications, and key presentation materials, capturing and projecting the executive voice with absolute precision and warmth.
• Follow-Up and Operational Continuity: Attend critical meetings alongside our Co-CEO to capture decisions, drive post-meeting action items to completion across the business, and represent our Co-CEO's priorities when they are unable to attend.
• Partnership with the Director, Office of the Co-CEOs: Work in lockstep with the Director, who leads the Co-CEO’s strategic agenda.
• Operational Orchestration: Collaborate closely with the broader executive team to streamline organizational complexity, resolve operational bottlenecks, and align workflows.
• Organizational Pulse-Sensing: Act as a key culture carrier across the organization, sensing the pulse of our global headquarters and proactively bringing relevant insights and feedback to our Co-CEO's attention.
• Leadership Team Alignment: Collaborate with the broader executive support and leadership enablement teams to streamline organizational complexity, resolve operational bottlenecks, and align weekly workflows.

Your Story

• Experience Baseline: 6+ years of professional experience, combining rigorous analytical training (ideally starting in a top-tier management consultancy, corporate strategy, or structured project management) before transitioning into high-growth client-side operational roles.
• Strategic & Analytical Rigor: Exceptional business intelligence, structured problem-solving capabilities, and the analytical depth required to navigate complex global agendas.
• Elite Communication & Copywriting: Outstanding written and verbal communication skills in English, with a proven ability to capture a specific executive voice and draft highly precise, warm, and professional copy.
• High-Touch Organization & Agility: Meticulous attention to detail, flawless project management skills, and the agility to thrive and maintain structure in a fast-paced, rapidly shifting environment.
• Diplomacy and Relationship Navigation: Deep professional maturity, absolute discretion, and the ability to influence, align, and build trust-based relationships across all levels of the organization, acting as a genuine culture bearer.
• Uncompromising Drive & Engagement: High personal energy, proactive motivation, and enthusiasm for the role, with a strong focus on enabling leadership and driving organizational unity.
• Language Skills: Fluency in English is mandatory; professional-grade proficiency in German or Swiss German is highly valued.