Accounts Payable Assistant

Job overview

The Accounts Payable Assistant works onsite in Baltimore, MD, at Mountain Manor. The posting lists $18–$22 per hour based on experience and a flexible schedule of two to three days per week, Monday through Friday. Maryland Treatment Centers provides behavioral health services, including treatment for addictions and co-occurring disorders, and operates two special education schools. The assistant supports the accounts payable cycle for multiple inpatient and outpatient facilities. By maintaining vendor records, handling related calls and mail, and preparing audit documentation and spreadsheets, the role helps keep financial administration organized across the organization.

What you'll do

• Maintain and update vendor files
• handle accounts payable calls
• distribute incoming mail and post outgoing mail
• prepare schedules and documentation for outside audits
• prepare spreadsheets for internal reporting and special projects.

What we're looking for

Skills & competencies

accounts payable assistant

accounts payable

vendor files

audit support

excel

sage 300

part-time

baltimore md

mountain manor

maryland treatment centers

$18–$22 per hour

flexible schedule

2–3 days a week

monday–friday

Work arrangement

• Weekend coverage required

Why this role

Sage 300 accounts payable experience is preferred. The posting requires previous accounts payable experience, a high school diploma or equivalent, and Excel proficiency.

About the employer

Maryland Treatment Centers, Inc. is hiring for this role. Industry: Outpatient Mental Health and Substance Abuse Centers. Sector: 62.