Accounting Assistant

Fenwick-High-School; Old Saybrook (CT); On-site; USD 40,000 - 50,000; Full time

Benefits offered by this job

Paid time off

Medical, dental, and vision insurance

403(b) retirement plan with match

Tuition discount

Employee assistance program

Job summary

Fenwick High School seeks an Accounting Assistant to support the finance office with daily bookkeeping, accounts payable/receivable, and records management. The role requires meticulous attention to detail and familiarity with school-finance processes.

The position is full-time and on-site in Oak Park, IL, with a generous benefits package and opportunities for professional growth within a education-focused environment.

Qualifications

• Minimum 2 years of bookkeeping, banking, or office administration experience.
• Proficiency with Excel/Google Sheets and standard office suites.
• Background check and fingerprinting required.

Responsibilities

• Handle Accounts Payable: verify invoices, enter into the finance system.
• Handle Accounts Receivable: issue statements, follow up on balances, arrange payment plans.
• Maintain organized records for transactions, contracts, and audits.

Skills

Bookkeeping basics

Accounts payable/receivable

Data entry

Education

Associate degree in Business Administration or Accounting

Tools

Microsoft Excel

Google Sheets

Blackbaud

Financial Edge

Job description

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Openings as of 8/20/2026

Accounting Assistant JobID: 2345

• Position Type: Administration
• Date Posted: 8/14/2026
• Location: Fenwick High School
• Date Available: September

Job Location: This is an onsite position in Oak Park, IL.

Schedule: Full-time, 40 hours per week, Monday to Friday approximately 8am to 4pm

Salary hiring range: $40,000 - 50,000per year

this salary range represents the expected annual salary range for this position. Ultimately, in determining pay, we will consider education level, experience and other job-related factors

Benefits:

• Generous paid time off package that includes: 2 weeks' vacation, 12 personal days, holiday pay over designated school holidays and breaks.
• Medical, Dental, and Vision Insurance Plans;Flexible Spending Account Plan; Life and Disability Insurance Plans
• 403(b) retirement plan with matching contribution after a year of service
• Tuition discount for children who attend the school
• EAP

Organization Overview:

Fenwick High School, inspired by its Dominican Catholic heritage, is a premier college preparatory high school located in Oak Park, IL. Students are empowered to grow intellectually, spiritually, emotionally, socially, and physically in a disciplined and diverse environment. Through this transformational experience, its graduates continue the Fenwick tradition of excellence and serve as compassionate leaders, committed to justice and peace in a changing global society. To learn more, please visit https://www.fenwickfriars.com/ .

Position Summary: The Business Office Assistant provides operational, administrative, and financial support to the school's finance office. This role ensures accurate daily transaction handling, compliant financial recordkeeping, efficient purchasing, and responsive service to students, staff, parents, and vendors.

Key Responsibilities

Financial Operations & Bookkeeping

• Assist with Accounts Payable: verify invoice accuracy against purchase orders (POs) and receiving documentation; enter invoices into the school finance system.
• Assist with Accounts Receivable: issue fee statements to families, follow up on delinquent balances, and process payment plan arrangements.
• Reconcile student activity club accounts, process check requests for advisors, and monitor account balances to prevent overspending.

Administrative & Operations Support

• Maintain organized physical and digital records for financial transactions, contracts, POs, and audits in compliance with retention guidelines.

Compliance & Ethics

• Maintain strict confidentiality regarding student financial records, parent billing information, and staff payroll data in compliance with FERPA and school policy.

Qualifications & Education

Required:

• Experience: Minimum 2 years of bookkeeping, banking, or office administration experience.
• Technical Skills: Proficiency with Microsoft Excel/Google Sheets (formulas, data entry) and standard office productivity suites.
• Clearances: Must pass a criminal background check and fingerprinting prior to employment.

Preferred

• Associate degree in Business Administration, Accounting, or a related field.
• Prior experience in a K–12 educational setting, non-profit, or government agency.
• Experience with school management systems - Blackbaud and Financial Edge