Data Entry & Billing Assistant

Mueller Prost is seeking a Data Entry & Billing Assistant.This full time (40-hour week) position located in our Clayton office.

This position has two primary responsibilities.The first is administering activities to ensure the integrity, accuracy, and completeness of our various databases.The second primary duty will be assisting with all billing/collection related functions under the direction of our Billing Supervisor. Mueller Prost has grown to become one of St. Louis, Missouri’s leading CPA and business advisory firms.Our four-office, 130+ person firm has been providing dedicated service to our clients for over 30 years.

  • Enters all new clients, contacts, etc. and makes deletions and changes to existing entries in various databases and verifies all information for accuracy.
  • Follows up to locate and complete required missing data for various databases.
  • Extracts and compiles information from databases to produce routine and specialized reports.
  • Assists with the billing and collection process including preparing bills, assisting staff with billing and collection questions, etc.
  • Contributes to the firm’s objectives by fostering a positive environment with personal cooperation, a good attitude, and a willingness to help others.
  • Demonstrates the firm’s objective of integrity and professional compassion by treating others fairly and with respect.
  • Exhibits consistency and timeliness in attendance such as arriving on time, providing adequate notice for absences, etc.
  • 2 years of experience in data entry
  • Experience and proficiency in the Microsoft Office package with advanced Excel skills being a plus
  • Ability to mine and sort data various ways including understanding Excel macros and commands such as v-lookup
  • Ability to prioritize work and work under constant deadlines
  • Organized, efficient, proactive, detail oriented, and meticulous about the accuracy of the information going into the databases
  • Skills in reviewing, proofing, and verifying data
  • Good written and verbal communication skills
  • Must have cooperative, flexible, pleasant, and team-player attitude
  • Record of good attendance and punctuality is expected
  • Associate’s degree or equivalent educational training is preferred
  • Prior experience working for a CPA or other professional services firm is a plus

Competitive hourly pay with time and a half for overtime. Comprehensive benefits including medical, dental, and vision plans with health savings account option and a dependent care savings plan.401(k) with firm provided match is also offered.  Business casual dress code.  Parking provided at minimal cost.

About Mueller Prost:
Mueller Prost is an equal opportunity employer and a firm believer in work-life balance. We invite you to learn more about our firm by visiting browsing our website or CLICK HERE to watch our "Why Work at Mueller Prost" video.

  • Best Places to Work 2015, 2016, and 2017 Winner, St. Louis Business Journal
  • Who’s Who in Law and Accounting 2015, St. Louis Business Journal
  • The 2015 and 2016 Regional Leaders – Top 100 Firms: Midwest, Accounting Today

To apply, submit your resume to Mueller Prost Human Resources.  We will only respond to those candidates with which we have an interest.

Submit Online:
Click here

By Mail:
Human Resources
7733 Forsyth Blvd., Ste. 1200
St. Louis, MO 63105


E-mail: (Please send a Microsoft Word .doc or .pdf of your resume).

Mueller Prost is an Equal Opportunity Employer.  Our company does not and will not discriminate in employment and personnel practices on the basis of race, sex, age, handicap, religion, national origin, or any other basis prohibited by applicable law.

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