Executive Assistant/Office Manager

Mission Staffing; New York (NY); On-site; USD 65,000 - 100,000; Full time

Job summary

Mission Staffing in New York City is seeking a polished, organized Office Manager / Executive Assistant to be the glue of the office and provide administrative support to senior investment professionals in a fast-paced fintech environment.

The role is hands-on and visible, overseeing daily operations, coordinating calendars and travel, managing supplies and vendors, and ensuring expenses are processed accurately while keeping the office welcoming and well-run.

Qualifications

• 3+ years of office management and/or executive assistant experience.
• Experience in fintech or financial services environment preferred.
• Highly organized with strong attention to detail.
• Polished, professional, calm, and collected.
• Proactive with ownership mindset and ability to handle multiple priorities.
• Strong interpersonal and communication skills.
• Ability to support senior professionals and manage calendars/travel/expenses.

Responsibilities

• Oversee day-to-day office operations and functionality.
• Manage office supplies, kitchen inventory, catering, deliveries, and other office needs.
• Coordinate with building management, vendors, cleaners, and other service providers.
• Handle facilities requests and address issues proactively.
• Manage office-related orders, maintenance, and admin needs.
• Provide administrative support to senior investment professionals.
• Coordinate calendars and internal/external meetings.
• Handle expenses and timely submission of expense reports.
• Coordinate travel and related logistics.
• Assist with meeting preparation, scheduling, and other day-to-day administrative needs.
• Support office events, meetings, lunches, and team initiatives.
• Proactively anticipate the needs of both the office and the professionals you support.
• Collaborate with other administrative professionals and contribute to a positive, well-run office environment.

Skills

Office management

Executive support

Financial services experience

Strong communication

Organization

Calendar management

Travel coordination

Job description

Our client, a growing financial technology company serving the private investment markets, is seeking a polished, organized, and proactive Office Manager / Executive Assistant to join their New York City office. This is a highly visible role for someone who enjoys being the glue of the office while also providing administrative support to a small group of senior professionals in a fast-paced, entrepreneurial environment.

The ideal candidate will be hands-on, highly organized, and comfortable taking ownership of both day-to-day office operations and executive support in a fast-paced financial services environment.

Key Responsibilities:

• Oversee the day-to-day operations and functionality of the office
• Manage office supplies, kitchen inventory, catering, deliveries, and other office needs
• Coordinate with building management, vendors, cleaners, and other service providers
• Handle facilities requests and proactively address issues as they arise
• Manage office-related orders, maintenance, and general administrative needs
• Help ensure the office is organized, welcoming, and running smoothly
• Serve as a central point of contact for office-related questions and requests
• Provide administrative support to a small group of senior investment professionals
• Manage calendars and coordinate internal and external meetings
• Handle expenses and ensure timely and accurate submission of expense reports
• Coordinate travel and related logistics as needed
• Assist with meeting preparation, scheduling, and other day-to-day administrative needs
• Support office events, meetings, lunches, and other team initiatives
• Proactively anticipate the needs of both the office and the professionals you support
• Collaborate with other administrative professionals and contribute to a positive, well-run office environment

Requirements:

• 3+ years of Office Management and/or Executive Assistant experience - REQUIRED
• Prior experience within fintech, private equity, private credit, asset management, investment banking, or another financial services environment strongly preferred
• Experience supporting investment professionals is a plus
• Highly organized with strong attention to detail and follow-through
• Polished, professional, calm, and collected
• Proactive and comfortable taking ownership without significant oversight
• Strong interpersonal and communication skills
• Ability to manage multiple priorities and shifting needs in a fast-paced environment
• Comfortable serving as a highly visible resource and primary point of contact for the office