Office Manager

About Perimeter

Perimeter builds for resilience in an era of accelerating biological risk. Our end-to-end biosecurity infrastructure platform spans detection, characterization, forecasting, and response — powered by frontier AI and deployed across airports, hospitals, wastewater systems, and critical infrastructure worldwide. Perimeter's infrastructure maps the biological landscape, transforming biological data into biointelligence, enabling decisive response as soon as a threat emerges.

Website URL: https://www.perimeter.bio/

About the Role

We’re looking for a reliable, organized, and hands-on Part-Time Office Manager to keep our Boston Seaport office running smoothly. You’ll own the day-to-day details that make the office a great place to work, from a well-stocked kitchen to smooth deliveries, events. This in-person role is ideal for someone who notices what needs doing, takes initiative, and is happy to jump in wherever needed. You’ll report to the Executive Assistant to the CEO and work closely with them day to day.

Schedule: Typically Monday–Friday, 10am–2pm (~20 hours/week), with occasional changes based on business needs

Responsibilities

• Order kitchen supplies, snacks, beverages, and other office essentials

• Keep the kitchen and common areas tidy, organized, and ready to use: coordinate with our cleaning company and pitch in on light upkeep, such as regularly clearing out the fridge

• Manage office supplies and the supply room, tracking inventory and reordering as needed

• Maintain company swag inventory and handle distribution and reorders

• Track office spending and keep purchases within budget

• Coordinate and order team lunches, whether daily or occasional

• Serve as the friendly first point of contact for guests, customers, and other visitors, greeting them on arrival and helping them get settled

• Receive and distribute packages and deliveries

• Help resolve routine office and facilities issues, escalating when needed

• Set up conference rooms and common spaces for meetings and events

• Help plan and run office events and team activities

• Give the Executive Assistant to the CEO regular updates on office operations, spending, and upcoming needs

• Take on other office projects as needed

Minimum Requirements

• Available up to 20 hours per week, in person at our Boston Seaport office, typically Monday–Friday, 10am–2pm; on occasion, your schedule may shift based on business needs (e.g., customer meetings, team on-site days)

• Organized, dependable, and detail-oriented, with strong follow-through

• Proactive and comfortable taking ownership of the details, working independently, and using good judgment without needing much direction

• Friendly and professional with employees, visitors, and vendors

• Easygoing and even-keeled, staying calm and positive when things get busy

• Comfortable in a fast-moving environment with shifting priorities

Preferred Capabilities & Experience

• Experience in office management, workplace operations, hospitality, administrative support, or a related field

• Experience managing a budget, tracking expenses, or negotiating with vendors

• Comfortable with spreadsheets and online ordering tools

• A practical, resourceful approach: you enjoy making an office work well and handle the small things that make a big difference