Chief of Staff at Mediaplus North America LP – NEW YORK, New York

Position Description: The Chief of Staff will work directly with the CEO and help scale Mediaplus North America's next chapter of growth.
This is a high-trust, high-impact role. You'll extend the CEO's capacity across her three core responsibilitiestalent, clients, and growthwhile handling the day-to-day tasks that keep her effective. Some days you'll be building a pitch deck for a major prospect. On other days you'll be managing her calendar or planning a team outing. The through-line is this: you execute at the level the CEO expects no matter the task.
This role is ideal for someone who wants a front-row seat to build a companyand is willing to do whatever it takes to make it happen.
You'll thrive here if you:

• Want to learn how a CEO operates, and eventually become one
• Can move seamlessly between strategic projects and administrative tasks
• Take ownership and deliver work that doesn't need to be redone
• Believe the "small stuff" is just as important as the big stuff

Position Responsibilities: Fuel growth:

• Support new business development from prospecting through pitching to winning
• Build pitch decks, research prospects, and help prepare for client presentations
• Keep the pipeline organized and moving, track outreach, follow-ups, and next steps
• Identify opportunities and surface insights that support the CEO's growth efforts

Support client relationships:

• Ensure the CEO has time and space to connect with clients as people
• Prepare for client meetings, agendas, background, follow-ups
• Track client health and flag anything that needs the CEO's attention

Enable talent development:

• Support the CEO's efforts to nurture top performers and help them grow
• Assist with preparation for performance conversations, development planning, and recognition moments
• Help plan team events that reinforce culture and connection

Keep the CEO effective:

• Manage her calendar with precision and good judgment
• Handle expenses, travel logistics, and administrative tasks
• Plan team outings and culture moments
• Be the person who makes sure nothing falls through the cracks

Knowledge, Skills and Abilities: What you Bring -

• 35+ years of experience in an Executive Assistant, Chief of Staff, or Project Manager role
• Expert-level proficiency in Microsoft Office Suite (Outlook, Excel, PowerPoint, Word)
• Strong working knowledge of HubSpot (or similar CRM platforms)
• Excellent written and verbal communication skills
• Highly organized, detail-oriented, and able to manage multiple priorities
• Discreet, trustworthy, and comfortable handling confidential information
• A proactive problem-solver with a get it done mindset

Qualifications -

• 8+ years of experience in consulting, strategy, agency, or a fast-paced startup environment
• Proven ability to manage projects and priorities with precision
• Excellent communication skillswritten, verbal, and visual (decks matter here)
• Strong proficiency in PowerPoint, Excel, Co-Pilot and Microsoft Suite
• Experience supporting senior leaders or founders is a strong plus

Additional Information:

Reports To: Chief Executive Officer

Why This Role Is Special:

• Direct access: Work side-by-side with a CEO who's built the agency from the ground up
• Full spectrum: Touch talent, clients, and growth, the CEO's core responsibilities
• Accelerated learning: See how decisions get made and a company gets scaled
• High impact: Your work directly enables the CEO to do what only she can do

What We Offer:

• No cost medical, dental, vision plans (plus other options)
• Generous vacation and US holidays
• 401(k) with match
• Commuter benefits
• Basic life insurance
• Monday team lunches, happy hours, and more

Location: Hybrid. NYC-based with occasional workdays in Weston, CT.