Administrative Assistant in Bismarck, North Dakota at Earth Systems LLC

Location: Bismarck, ND
Schedule: Part-Time

We're looking for an organized, dependable, and detail-oriented Part-Time Administrative Assistant to support our office. If you're experienced with billing, AP/AR, payroll, enjoy keeping things organized, and are comfortable juggling multiple administrative tasks, we'd love to hear from you.

• Process and assist with billing, AR, and AP.
• Process and assist with payroll activities accurately and confidentially.
• Prepare, update, and maintain Excel spreadsheets and reports.
• Organize and maintain electronic and paper filing systems.
• Provide general administrative support.
• Assist with data entry and document preparation.
• Manage incoming and outgoing mail.
• Maintain office records and ensure documents are filed correctly.
• Support HR, accounting, and management with administrative tasks as needed.
• Perform other clerical duties to keep the office running smoothly.

• Previous administrative assistant or office support experience required.
• Strong working knowledge of Microsoft Excel.
• Excellent organizational and time management skills.
• High attention to detail and accuracy.
• Ability to handle confidential information professionally.
• Strong verbal and written communication skills.
• Self-motivated with the ability to work independently.

• Experience with payroll software or HRIS systems.
• Payroll experience.
• Experience in accounting or bookkeeping support is a plus.
• Proficiency in Microsoft Office (Word, Outlook, Excel).

• Monday through Friday schedule with no weekends.
• Flexible part-time hours.
• Friendly, team-oriented work environment.
• Opportunity to contribute to a growing organization.