Hybrid Office Administrator — Client & Billing Support

Ascendo Resources; New York (NY); Hybrid; USD 36,000 - 60,000; Full time

Job summary

Ascendo Resources in Midtown Manhattan is seeking an Office Administrator for a full-time, hybrid role (4 days on-site). You will greet clients, manage the front office and support billing and calendar tasks for partners.

Responsibilities include front desk duties, calls, mail, day-to-day operations, AR aging reports, client billing, QuickBooks support, and assisting with the tax season rush (Feb–Apr) with client documents and onboarding.

Qualifications

• Experience in office administration, coordination, or client service.
• Strong organizational skills and attention to detail.
• Comfort with Outlook, Excel, and Word; QuickBooks or professional services experience is a plus.
• Ability to handle confidential client and financial information.

Responsibilities

• Greet clients and manage the front office with a polished, professional touch.
• Handle calls, mail, and day-to-day office operations.
• Support partners and managers with calendars and administrative projects.
• Assist with AR aging reports, client billing, and QuickBooks support.
• Help manage the tax season rush (Feb–Apr) — client documents, payments, and onboarding.

Skills

Office administration

Coordination

Client service

Calendar management

Billing support

Tools

Outlook

Excel

Word

QuickBooks

Job description

Ascendo Resources in Midtown Manhattan is seeking an Office Administrator for a full-time, hybrid role (4 days on-site). You will greet clients, manage the front office and support billing and calendar tasks for partners.

Responsibilities include front desk duties, calls, mail, day-to-day operations, AR aging reports, client billing, QuickBooks support, and assisting with the tax season rush (Feb–Apr) with client documents and onboarding.