Note The job is a remote job and is open to candidates in USA. Sigma Systems Inc. is seeking an experienced Remote Accountant to support a client’s billing and financial operations. The role manages client billing, accounts receivable, reconciliations, funding settlements, discrepancy resolution, audit support, and accounting process improvement. Responsibilities Manage end-to-end client billing processes, ensuring accuracy, timeliness, and compliance with contractual agreements Perform billing reconciliations and funding settlements and investigate discrepancies Identify and resolve billing variances by collaborating with internal teams, clients, and external stakeholders Support accounts receivable (AR) activities, including invoicing, cash application, and collections follow-up Partner with clients and cross-functional teams to resolve billing issues, disputes, and account discrepancies Prepare and analyze account reconciliations, identify variances, and recommend corrective actions Maintain accurate financial records in accordance with GAAP and company policies Assist with developing and implementing new accounting processes, workflows, and procedures Participate in continuous improvement initiatives designed to improve efficiency, accuracy, and scalability Collaborate with Finance, Operations, and client-facing teams to maintain financial data integrity Assist with audit support, including preparing documentation and responding to requests for financial information Support an evolving accounting function and help establish scalable financial processes Skills Bachelor's degree in Accounting, Finance, Business, or a related field 3–5+ years of accounting experience with exposure to billing, accounts receivable, financial operations, or related functions Strong understanding of GAAP and accounting principles Experience in insurance, billing operations, healthcare, or accounting environments Proven ability to analyze financial information, identify discrepancies, and resolve accounting issues Experience with process development, workflow implementation, or continuous improvement Experience using accounting systems or ERP platforms, such as SAP, Oracle, NetSuite, or similar systems Advanced Microsoft Excel skills with the ability to analyze and reconcile financial data Strong attention to detail, accuracy, and organizational skills Excellent written and verbal communication skills Ability to work effectively with clients and cross-functional teams Strong time-management skills with the ability to manage multiple priorities and meet deadlines Demonstrated analytical and problem-solving skills Proactive, solutions-oriented approach to financial and operational challenges Must be a U.S. Citizen. Experience working with a Healthcare Third-Party Administrator (TPA) Experience with client-level reconciliations and settlements Healthcare billing or insurance financial operations experience Experience with funding settlements or funding reconciliation Knowledge of cash application, banking, treasury, or cash management Experience supporting accounting functions within a new, growing, or evolving business operation Benefits 100% remote work arrangement Potential option for full-time hire if a position becomes available Company Overview Welcome to Sigma Systems! We are poised to meet the evolving needs of post-secondary educational institutions across the United States in the wake of the Congressional FAFSA Simplification Act. It was founded in 1965, and is headquartered in Centennial, Colorado, USA, with a workforce of 11-50 employees. Its website is https//www.sigmasys.com.