Job Details

Office Administrator

  2026-01-15     JS Sullivan Development     San Mateo,CA  
Description:

About the Company

We are a San Francisco–based real estate development firm focused on building high-quality (multi-family, urban-infill) residential projects. Our team is collaborative, fast-moving, and entrepreneurial, and we value individuals who take ownership, think ahead, and adapt quickly in a dynamic environment.


Position Overview

We are seeking a highly organized and proactive Office Administrator to support the day-to-day operations of our office. This is an excellent opportunity for someone early in their career who wants broad exposure to office operations, executive support, and the inner workings of a growing real estate development firm. Reporting directly to the Director of Operations, this role is ideal for a quick thinker who is self-guided, detail-oriented, and comfortable taking on responsibilities beyond a traditional job scope.


Key Responsibilities

  • Manage daily office operations to ensure a smooth, efficient, and well-organized workplace
  • Serve as a primary point of contact for office-related needs, vendors, building management, and service providers
  • Track and manage utility bills, including PG&E, Water, Waste, etc.
  • Hands on tasks: managing deliveries, entry/exit of visitors, placing bins for pickup, etc.
  • Maintain kitchen environment, including ongoing ordering and fulfillment of food and drinks
  • Support the Managing Principal and Director of Operations with administrative tasks, scheduling, coordination, and special projects
  • Maintain office supplies, equipment, and common areas
  • Assist with onboarding new employees and coordinating internal processes
  • Help manage calendars, meetings, and internal communications as needed
  • Take on ad hoc projects and tasks that arise in a fast-moving environment
  • Proactively identify opportunities to improve office systems, workflows, and organization


Qualifications & Requirements

  • 1-2 years of relevant experience in an office administration, office management, administrative assistant, or similar role
  • Highly organized with strong attention to detail
  • Self-guided and able to work independently with minimal oversight
  • Quick thinker who can prioritize and adapt in real time
  • Agile, flexible, and willing to take on tasks outside of a defined job scope
  • Comfortable thriving in a fluid environment
  • Strong communication and interpersonal skills
  • “No job is too small” mentality, with proactive view of office needs and jumping in where needed
  • Proficiency with standard office tools (Microsoft Office, Smartsheet, Google Sheets, Adobe)


Work Environment

  • In-office role, 5 days per week
  • Collaborative, hands-on, and fast-paced workplace
  • Opportunity to gain exposure to real estate development operations and leadership
  • Modern loft work environment in SOMA


Benefits:

  • Medical, dental, and vision insurance programs available
  • Paid time off, including vacation, sick days, and company holidays
  • Pre-tax commuter benefits
  • 401(k) plan
  • Opportunities for professional development and career growth


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