Administrative Assistant

development site advisors®; New York (NY); Hybrid; USD 38,250 - 51,750; Full time

Job summary

Development Site Advisors® in New York City seeks an Administrative Assistant / Office Coordinator to support brokers and management in our Midtown Manhattan office.

You will manage phones, calendars, files, CRM updates, and prepare proposals while contributing to a collaborative, growth-oriented team. The role combines organization, professionalism, and a drive to learn in a dynamic real estate environment.

Qualifications

• High school diploma required; college degree is a plus but not required.
• 0–2 years of office or administrative experience preferred.
• Strong organizational and communication skills.
• Proficiency in Microsoft Office (Word, Excel, Outlook).
• Ability to multitask in a fast-paced environment.
• Positive attitude and willingness to learn.
• Professional demeanor and strong attention to detail.
• Interest in commercial real estate is a plus.

Responsibilities

• Answering and directing incoming phone calls
• Managing calendars and scheduling meetings
• Greeting clients and visitors in a professional manner
• Maintaining and organizing digital and physical files
• Assisting with CRM and database updates
• Preparing proposals, presentations, and marketing materials
• Ordering office supplies and coordinating office operations
• Assisting with data entry and general administrative tasks
• Supporting brokers and management with special projects as needed

Skills

Organizational skills

Communication skills

Multitasking

Professional demeanor

Attention to detail

Education

High school diploma

College degree preferred

Tools

Microsoft Word

Microsoft Excel

Microsoft Outlook

Job description

In Office

Monday - Thursday; Remote on Friday's

Compensation

Starting salary of $45,000 per year, plus performance-based bonus opportunities and room for growth

About Us

Development Site Advisors® is one of New York City’s leading commercial real estate brokerage firms focused exclusively on the sale of development sites and air rights. We advise property owners, developers, and investors throughout New York City and are known for our deep expertise in zoning, development potential, and complex real estate transactions.

We are seeking a highly organized, dependable, and detail-oriented Administrative Assistant / Office Coordinator to support our growing team in our Midtown Manhattan office.

Responsibilities

The Administrative Assistant / Office Coordinator will help ensure the office runs smoothly while supporting brokers and management with day-to-day administrative needs.

• Answering and directing incoming phone calls
• Managing calendars and scheduling meetings
• Greeting clients and visitors in a professional manner
• Maintaining and organizing digital and physical files
• Assisting with CRM and database updates
• Preparing proposals, presentations, and marketing materials
• Ordering office supplies and coordinating office operations
• Assisting with data entry and general administrative tasks
• Supporting brokers and management with special projects as needed

Qualifications

• High school diploma required; college degree is a plus but not required
• 0–2 years of office or administrative experience preferred
• Strong organizational and communication skills
• Proficiency in Microsoft Office, including Word, Excel, and Outlook
• Ability to multitask and work in a fast-paced environment
• Positive attitude and willingness to learn
• Professional demeanor and strong attention to detail
• Interest in commercial real estate is a plus

What We Offer

• Competitive starting salary of $45,000 per year
• Performance-based bonus opportunities
• Opportunity for advancement and professional development
• Exposure to New York City’s commercial real estate and development industry
• Collaborative, entrepreneurial, and team-oriented work environment

This is a great opportunity for someone who is organized, motivated, and looking to build a long-term career in a dynamic and growing company.

Interested candidates should submit a resume and brief cover letter explaining why they would be a great fit for the role.