Contracts Billing Clerk

801690 Contracts Billing Clerk (Excel / Accounting) - Springfield, MA (Onsite, 2-Month Contract) Location: Springfield, MA (Onsite - One Federal Street) Duration: 2-Month Contract (Immediate Start through July 3, with possible extension) Company: Sigma, Inc. (Client: Commonwealth of Massachusetts - Department of Developmental Services) Job Overview Sigma, Inc. is seeking detail-oriented Contracts Billing Clerks to support the Department of Developmental Services (DDS) in Springfield, MA. This is a fully onsite contract role ideal for candidates with strong accounting, billing, and Excel skills who can start immediately. Key Responsibilities Process and manage contract billing and invoicing activities Perform data entry and financial record updates with high accuracy Review and reconcile billing discrepancies Utilize Microsoft Excel (formulas, spreadsheets, data tracking) for reporting and analysis Maintain organized and accurate financial documentation Collaborate with internal teams to ensure timely billing and payment processing Support compliance with state accounting procedures and policies Required Qualifications Minimum 2+ years of experience in accounting, billing, finance, or mathematics-related roles Strong proficiency in Microsoft Excel (required) Excellent attention to detail and accuracy Strong organizational and communication skills Ability to work independently in a fast-paced environment Must be reliable and professional Preferred Qualifications Experience working with state/government accounting systems or processes (e.g., MMARS) Prior experience in contract billing or public sector finance Additional Details Work Schedule: Standard business hours (onsite required) Start Date: Immediate Contract Length: Through July 3 (extension possible based on business needs)