Accounting Assistant at System One

System One has partnered with a growing Tulsa-based accounting team that is looking for an Accounting Associate to support day-to-day accounting operations, system setup, and client service activities. This role is perfect for someone who is detail-oriented, enjoys problem-solving, and wants to build a strong accounting foundation. Key Responsibilities Serve as a primary contact for royalty and working interest owners regarding payment questions, revenue inquiries, and ownership updates. Research and resolve issues related to check details, address updates, and payment methods. Coordinate with land and division order teams to process ownership transfers and maintain accurate records. Support Accounts Payable as needed by reconciling vendor statements and resolving discrepancies. Create and maintain vendor, purchaser, and owner profiles in the accounting system. Ensure Tax ID matching and assist with IRS reporting compliance. Collect and manage W-9s and other required documentation. Set up wells, facilities, leases, and cost centers accurately in the accounting system. Create AFEs (Authorizations for Expenditure) ensuring proper cost center assignment, asset classification, and expense coding. Assist with month-end close, including reconciliations and data entry. Maintain organized electronic files and audit trails. Support year-end activities such as 1099 preparation and other compliance filings. Prepare and mail checks and invoices as needed. Recommend improvements to enhance internal processes and client service. Participate in training sessions and contribute to team knowledge-sharing. Qualifications Bachelor’s degree in Accounting, Finance, or related field preferred. 1–3 years of accounting experience; oil & gas experience is a plus. Strong attention to detail and excellent organizational skills. Proficiency in Microsoft Excel; experience with Enertia or similar accounting software is beneficial. Professional communication skills and the ability to resolve inquiries with clarity and courtesy. Ability to manage multiple tasks in a fast-paced, team-oriented environment. Work Environment Full-time, in-office role based in Tulsa, OK. Regular onsite presence is required to collaborate with peers and support clients effectively. System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. Ref: #208-Rowland Tulsa