Accounting Assistant

Costello Companies • Sioux Falls, South Dakota • Full Time • $24.5–$25 / hour

Posted on Fri, Sep 4, 2026

If you're interested in a position where you get to work independently with numbers while working in an office environment with a friendly and supportive team, we have an Accounting Assistant position! 

POSITION SUMMARY:

The Accounting Assistant is responsible for tracking and recording accounting transactions for the assigned properties and assisting the Property Staff Accountants with their duties and functions required for efficient operation of the accounting department. This is a full-time position and reports to the Director of Finance.

ESSENTIAL DUTIES AND RESPONSIBILITIES: include the following. Other duties may be assigned. 

1. Observe given office hours.

2. Reconcile all bank accounts for assigned properties.

3. Update property checkbook totals weekly.

4. Record bank transactions into accounting software. 

5. Stamp and code invoices for payment. 

6. Record credit card transactions.

7. Process replacement reserve requests. 

8. Print all property auto utilities and save accordingly.

9. File for accounting staff. 

10. Accurately manage checkbooks for assigned properties.

11. Provide support to the managers and the management team. 

12. Manage all company information with confidentiality. 

13. Ensure that company policies and procedures are followed to maintain standards for safety, quality, and overall company     satisfaction.

14. Responds to all emails, phone calls, and correspondence within the company guidelines for response. 

15. Observes all company personnel, quality, and safety policies. 

16. Performs other duties as assigned.

17. Answer main telephone line and transfer accordingly.

People that are successful in this position have: 

Starting wage range: $24.50$25.00 per hour 

We e-verify!! 

Requirements Salary Description 24.50 - 25.00

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