Office Manager

Quartermaster; Arlington (VA); On-site; USD 55,000 - 75,000; Full time

Benefits offered by this job

Competitive salary

Benefits package

Career growth opportunities

Job summary

Quartermaster, based in Arlington, VA, seeks an organized Office Manager to run day-to-day operations, greet clients, and handle detail-oriented legal and administrative tasks in a fast-paced startup. You will coordinate catering, manage records, and support cross-functional teams.

This role blends office operations with critical administrative duties, offering competitive salary, benefits, and clear growth opportunities within a defense/intelligence-oriented environment.

Qualifications

• Experience in an office assistant, administrative, or similar in-person support role.
• Detail-oriented with strong organizational skills.
• Maintains office cleanliness and professional environment.
• Excellent communication and professionalism when interacting with clients.

Responsibilities

• Greet clients and visitors, ensuring a professional and welcoming environment.
• Maintain office organization, tidying break rooms and common areas.
• Print, scan, digitally file, and prepare documents for meetings and client needs.
• Coordinate office deliveries, vendors, HVAC/janitorial services and office supplies.
• Support scheduling, mail handling, and general administrative tasks.
• Maintain organized digital records and document tracking systems.
• Provide administrative support for compliance-related tasks as needed.
• Coordinate catering needs.
• Restock snacks and supplies.
• Coordinate supplies for other company offices as needed.
• Assist with company event planning for major events as needed.

Skills

Detail-oriented

Strong organizational skills

Professional communication

Office support experience

Tools

Google Suite

Slack

Notion

Canva

Job description

About Us:

At Quartermaster, we believe the ocean should be a safe and sustainably managed resource for all. By leveraging cutting-edge AI and robotics, we unlock capabilities that were only recently impossible. Our distributed open-ocean systems enable every vessel to sense, compute, and communicate, enhancing maritime domain awareness for those who need it most. Our headquarters is in Arlington, VA, where our leaders, engineers, and key contributors congregate often to contribute to our mission, which is to enhance maritime domain awareness.

Job Description

Quartermaster is seeking a highly organized and proactive Office Manager with a background to support day-to-day office operations while also assisting with detail-oriented legal and administrative tasks at a high-growth, fast paced start up. This role is ideal for someone who enjoys keeping an office running smoothly, welcoming clients, and coordinating catering needs.

Key Responsibilities:

• Greet clients and visitors, ensuring a professional and welcoming environment.

• Maintain office organization, including tidying break rooms and common areas.

• Print, scan, digitally file, and prepare documents for meetings and client needs.

• Coordinate office deliveries, vendors, HVAC/janitorial services and office supplies.

• Support scheduling, mail handling, and general administrative tasks.

• Maintain organized digital records and document tracking systems.

• Provide administrative support for compliance-related tasks as needed.

• Coordinate catering needs

• Restock snacks and supplies

• Coordinate supplies, etc for other Company offices as needed

• Assist with Company event planning for major company events as needed

Required Qualifications:

• Prior experience in an office assistant, administrative, or similar in-person support role.

• Detail-oriented with strong organizational skills.

• Dedication toward office cleanliness

• Excellent communication and professionalism when interacting with clients.

Preferred Qualifications:

• Demonstrated ability to work in a fast-paced environment

• Experience with Google Suite, Slack, Notion, etc

• Graphic design / experience with Canva is a plus!

• Notary Public

Why Join Us?

• This is a unique opportunity to combine office operations with meaningful legal and administrative support. You’ll play a key role in keeping our Arlington office running smoothly while ensuring critical documentation is processed accurately and on time. You’ll work with top-tier professionals in the defense and intelligence sectors.

• Competitive salary, benefits, and career growth opportunities.