Office Administrator / Executive Assistant

Location: Kirkwood, MO

Pay: $28 - $31/hr

Position Summary:
We are seeking a highly organized and professional Office Administrator / Executive Assistant to support daily office operations and provide direct administrative support to leadership. This role serves as a central point of coordination for the office, combining executive support, administrative duties, front-office communication, and basic billing and invoicing responsibilities to ensure smooth operations.

Key Responsibilities:

Provide administrative and executive support to senior leadership
Manage calendars, schedule meetings, and coordinate appointments
Answer, screen, and route incoming phone calls in a professional and timely manner, serving as a primary point of contact for the office
Prepare, process, and track invoices and billing documentation
Assist with accounts receivable activities, including invoice follow-up and record maintenance
Maintain accurate financial and administrative records
Draft and edit professional correspondence, reports, and documents
Coordinate office operations, supplies, and vendor relationships
Organize and maintain filing systems (electronic and physical)
Assist with expense tracking, reimbursements, and basic bookkeeping tasks
Serve as a liaison between executives, staff, clients, and vendors
Support special projects and confidential initiatives as needed

Required Qualifications:

3+ years previous experience in an administrative, office management, secretary, or executive assistant role
Experience with billing, invoicing, or basic accounting support preferred
Strong organizational and time-management skills
Excellent written and verbal communication abilities
High level of professionalism and discretion
Proficiency with Microsoft Office and office management software
Ability to manage multiple priorities in a fast-paced environment

#OSARMO

Express Office: Arnold

4409 Meramec Bottom Road

Suite I

Saint Louis, MO 63129

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