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 skil...