Senior Accountant

Guidewire, Inc, a nonprofit human service agency serving adults with developmental disabilities in Hampden and Berkshire counties, is seeking a full‑time Senior Accountant to join our Finance Department. The Senior Accountant will act as the lead for Representative Payee accounting functions, apply GAAP for oversight of general ledger accounts, account reconciliations, journal entry preparation, month-end close, and financial statement preparation, review and analysis. The ideal candidate is highly organized, detail-focused, and experienced with financial records, with strong computer, writing, and interpersonal skills. The Senior Accountant will work closely with Finance staff, program teams, supported individuals, and external partners, including the Social Security Administration. This is a full-time, exempt, in-person position reporting to the Chief Financial Officer, Monday–Friday, 8:30 a.m.–4:30 p.m. The role requires confidentiality, strong organizational skills, and a welcoming presence for employees, supported individuals, and visitors. Core Job Responsibilities (not all inclusive): Oversee and maintain the Representative Payee general ledger system, including processing and approving bills, recurring payments, journal entries, and provider payments. Monitor account balances and maintain regular communication with individuals served, guardians, and Program Directors. Track and reconcile all Transaction Reports and ensure timely resolution of outstanding items. Manage annual and revised Charges for Care notifications for individuals and guardians. Maintain and oversee FMTPs (Financial Management Treatment Plans); provide training to Program Managers as needed. Ensure compliance with SSA requirements, including reporting changes and completing annual reviews. Support MassHealth redeterminations and Medicare Part D plan selections. Assist in oversight of daily accounting functions including maintaining general ledger accounts, account reconciliations, journal entry preparation, month-end closing, financial statement preparation, review and analysis. Provide backup to the Finance Director and participate in department projects as needed. Qualifications: Bachelor’s degree in accounting, finance, or related field Significant experience in Representative Payee services preferred Medicaid/MassHealth or SSA‑related work experience preferred Excellent verbal and written communication skills Strong interpersonal skills with the ability to handle sensitive and confidential information with professionalism and discretion Excellent organizational, prioritization, and follow-up skills High attention to detail and accuracy Proficiency in Microsoft Word, Excel and Outlook Experience with Blackbaud or similar accounting software Valid driver’s license Benefits: Health, vision, dental & life insurance Short-term & Long-term disability insurance 401 (K) retirement plan (with company contribution) Competitive sick, personal and vacation time 11 Paid Holidays Tuition Remission Employee Assistance & Employee Discount Program About the Agency: Guidewire, Inc is a Non-Profit Human Services Agency founded in 1982, supporting people with disabilities in community settings, enabling adults and young adults with developmental disabilities and behavioral challenges to enjoy community living. We believe everyone deserves to experience a rich and fulfilling life within their local community. Our team is here to support them with well-trained and dedicated staff guiding them every step of the way. We appreciate the dedication and talents of our staff as the source of our success. We support our staff by offering professional development opportunities, recognition of accomplishments, rewarding and engaging work. Guidewire, Inc is an equal opportunity employer Compensation details: 60000-65000 Yearly Salary PI04a0eabd93ce-25448-40147426aa415a4b-8b21-40fc-a65c-70d2b25ca29a