Office Manager (Part-Time)

About Cartesian Cartesian is a specialist consulting firm with over 35 years of experience serving the global telecommunications, media, and technology (TMT) sectors. We partner with clients worldwide to design and implement practical strategies, data-driven transformations, and technology solutions that drive growth and operational efficiency. Our expertise spans analytics, strategy, technical services, content security, and management consulting.

Our Strategy & Analytics team partners with companies and investors in the technology, media, and telecommunications (TMT) sector to uncover opportunities and drive performance. We combine strategic thinking, deep data insights, and technical expertise to tackle critical challenges across our clients’ organizations. Our work spans branding and marketing strategy, sales optimization, operational efficiency, policy and regulatory analysis, financial modeling, data science, and more.

We’re a team of smart, curious, and collaborative individuals from diverse backgrounds, united by a shared passion for solving complex, ambiguous problems in an ever-evolving world. We are looking for a dynamic, highly organized, and service-oriented Office Manager to own the day-to-day operations of our Boston office. This is a hands-on, high-visibility role at the center of the employee experience.

Someone who takes genuine pride in keeping a busy office running smoothly, creates a welcoming environment for employees and guests, and proactively solves problems before they become issues. The Office Manager partners closely with People Operations Manager, IT, Finance, and firm leadership, and plays a meaningful role in onboarding, events, facilities, vendor management, and culture-building across the firm.

What You'Ll Do

Workplace & Facilities Operations Serve as the primary point of contact for day-to-day Boston office operations. Ensure the office remains a professional, welcoming, and productive environment for employees, candidates, clients, and visitors. Manage relationships with building management, vendors, and service providers, coordinating maintenance, repairs, office improvements, and facility-related projects.

Oversee office inventory, supplies, equipment, and workplace resources. Identify and implement improvements that enhance the employee experience and support a growing office. Technology & Asset Coordination Partner with IT support providers to coordinate employee technology needs, workstation setup, equipment provisioning, and troubleshooting.

Maintain office technology inventory and support equipment lifecycle management. Help ensure employees have the tools and resources they need to be successful from day one. Employee Onboarding & Offboarding Coordinate office-related onboarding and offboarding activities, ensuring a seamless employee experience.

Prepare workspaces, facilitate access and equipment setup, and support first-day logistics. Partner with People Operations Manager, hiring managers, and IT to coordinate onboarding schedules and employee transitions. Administrative & Operational Support Manage office vendors, purchasing, invoices, and recurring operational expenses.

Maintain office records, resources, and operational documentation. Support internal communications and other administrative initiatives as needed. Events & Employee Experience Plan and coordinate office events, team celebrations, volunteer activities, leadership visits, and other employee engagement initiatives.

Manage event logistics, catering, and vendor coordination. Partner with People Operations Manager and leadership to foster a collaborative, inclusive, and engaging workplace culture.