Part-Time Office Assistant, Nonprofit & QuickBooks Expert

Atrium; Lakeland (FL); On-site; USD 25,000 - 29,000; Part time

Benefits offered by this job

Atrium Care Package

Job summary

Atrium in Lakeland, FL is seeking a reliable Part-Time Office Assistant for a 90-day temporary assignment with the potential for extension. This onsite role requires about 10 hours weekly on Tuesdays and Thursdays, handling frontline administrative tasks and member communications.

You will manage membership records, basic bookkeeping in QuickBooks, mail processing, and vendor coordination, reporting to leadership.

Qualifications

• Prior experience in office administration, clerical, or receptionist roles.
• Proficiency with QuickBooks, Excel, email, Google Drive, and standard office hardware.
• Strong data entry accuracy and attention to detail.
• Professional written and verbal communication with discretion for confidential data.

Responsibilities

• Answer phones and route messages; respond to routine member emails.
• Maintain and update membership rosters and records.
• Enter transactions in QuickBooks; track payments and prepare deposits.
• Coordinate with the Treasurer and CPA for documentation; no check-signing authority.
• Perform light office upkeep and assist with vendor site visits.

Skills

Office administration

Receptionist experience

Clerical work

Education

High school diploma or GED

Tools

QuickBooks

Microsoft Excel

Email platforms

Google Drive

Job description

Atrium in Lakeland, FL is seeking a reliable Part-Time Office Assistant for a 90-day temporary assignment with the potential for extension. This onsite role requires about 10 hours weekly on Tuesdays and Thursdays, handling frontline administrative tasks and member communications.

You will manage membership records, basic bookkeeping in QuickBooks, mail processing, and vendor coordination, reporting to leadership.