Top Senior Office Manager Jobs in NYC, NY

Manages the New Rochelle office and supervises administrative staff while supporting a high-volume sales team. Responsibilities include customer service, inside sales, scheduling, proposals, billing, collections, payroll reporting, database administration, client communications, staff meetings, purchasing, and office operations. The role also coordinates plant health care administration, supports arborists, prepares invoices and budgets, and ensures compliance with company policies and service standards.

Manage day-to-day office operations for a $15M+ commercial HVAC contractor: own QuickBooks Online and AR/AP, prepare certified payroll (Form PW-3), manage COIs and insurance coordination, provide notarization, support payroll and onboarding, handle vendor and GC accounting coordination, and maintain office administration and filing systems.

Manage the office’s physical space, vendors, maintenance, supplies, expenses, visitors, onboarding logistics, events, and employee experience. Partner with HR, IT, Finance, Real Estate, Design, and People Operations on administrative support and special projects. Ensure the office remains polished, functional, welcoming, and guest-ready while coordinating new hire setup, compliance logistics, meetings, and culture initiatives.

Manage daily office, purchasing, inventory, logistics, finance, compliance, facilities, and administrative operations for a New York beverage distribution business. Responsibilities include purchase orders, inventory projections, invoices, pricing systems, freight coordination, staff supervision, payroll and expense approvals, excise tax submissions, vendor and EDI relationships, safety training, and office support. The role requires strong organizational, leadership, financial, and problem-solving skills, with significant experience in beverage or distribution operations.

Manage day-to-day operations for ERM’s 150+ person New York office and support the Great Lakes Northeast Business Unit. Responsibilities include facilities, vendors, supplies, access and security systems, mail and shipments, timesheets, expenses, onboarding, document quality control, events, health and safety, sustainability initiatives, IT coordination, and leadership support. The role promotes employee engagement, office culture, productivity, compliance, and consistent administrative procedures.

Oversee daily operations for two central offices while supporting the CEO and COO with calendar management, meeting logistics, travel arrangements, and administrative coordination. Manage office systems, supplies, vendors, equipment, mail, communications, and document records. Coordinate Board meetings, prepare materials, record minutes, track action items, and assist with compliance and document retention. The role is fully on-site Monday through Friday and requires occasional travel between Manhattan and Bronx locations.

Consult as a fractional Office Manager for hedge funds, private equity firms, and family offices. Improve operational processes, create and execute monthly action plans, diagnose roadblocks, break goals into actionable steps, implement policies and controls, evaluate progress via KPIs, and maintain detailed consulting records while providing implementation resources.

Leads workplace and office services, including floor support, pantry and conference room operations, mail and document services, supplies, inventory, employee requests, and onboarding readiness. Manages office services staff, vendors, budgets, service levels, procedures, and process improvements while partnering with HR, IT, security, facilities, and workplace teams to deliver responsive employee support.