Administrative Assistant

About Atrium:

What you do matters. As a people-centric organization, we foster an environment of collaboration, high performance, and innovation where your talents are valued and your achievements are celebrated. Join us and become part of an inclusive team.

Client Overview:

Our client is a prestigious private organization dedicated to advancing the frontiers of research in mathematics and the basic sciences. Based in New York City, they offer a collaborative, mission-driven environment that supports innovative scientific initiative. They are looking for a driven, motivated Administrative Assistant to join their team.

Salary/Hourly Rate:

$27/hr – $32/hr

Position Overview:

Our client is seeking a detail-oriented and proactive Administrative Assistant to support the Chief of Staff and President. The ideal candidate is a team player with excellent administrative skills and event coordination experience.

Responsibilities of the Administrative Assistant:

• Provide administrative support to the Chief of Staff and occasional support to the General Counsel.
• Manage scheduling, travel arrangements, calendar coordination, and expense processing.
• Assist with hosting and coordinating workshops, leadership meetings, conferences, and a summer school program.
• Support event planning, including catering, A/V, presentation preparation, setup, and breakdown.
• Create PowerPoint and Google Slides presentations.
• Maintain internal calendars and update associated webpages.
• Attend meetings, take minutes, and follow up on action items.
• Onboard new staff and support visiting guests, interns, and research staff.
• Provide back-up executive support to the President as needed.
• Screen phone calls and inquiries, greet guests, and handle special projects.
• Perform other duties as assigned.

Required Experience/Skills for the Administrative Assistant:

• 3 – 4 years of experience as an Administrative Assistant providing high-level administrative support, including calendar and travel management.
• Strong project and event coordination experience.
• Excellent written and verbal communication skills.
• Ability to multitask, prioritize, and work independently with high attention to detail.
• Proficiency in Microsoft Office (PowerPoint, Word, Excel), Google Apps, and Concur.
• Comfortable working in a fast-paced, dynamic environment and handling confidential information.
• Flexibility to work longer hours during events (3–6 days per month).
• Punctual, professional, and highly organized.

Preferred Experience/Skills for the Administrative Assistant:

• Experience working in nonprofit organizations or academic institutions as an Administrative Assistant.
• Familiarity with cloud-based platforms such as Dropbox and Google Suite.
• Ability to build strong relationships across all levels while maintaining discretion and professionalism.

Education Requirements:

• Bachelor’s degree preferred.

Benefits:

• Atrium Care Package available, upon eligibility (including healthcare plans, discount programs, and paid time off).

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As a woman-owned firm, we value diversity. We are an equal opportunity and affirmative action employer and will consider all applications without regard to race, sex (including gender, pregnancy, sexual orientation and gender identity), age, color, religion or creed, national origin or ancestry, veteran status, disability (physical or mental), genetic information, citizenship or any other characteristic protected by law. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Candidates who apply for roles through the Atrium website will be added to our candidate pool and may be considered for additional roles of a similar title. Please contact us to request an accommodation.
EOE/M/F/D/V/SO