Staff Accountant

The Staff Accountant supports key components of daily accounting operations and the month-end close process while ensuring accurate financial reporting across a multi-entity environment. This role contributes to general ledger activity, reconciliations, intercompany accounting, and internal controls.

You will work closely with the Accounting Manager and team to maintain financial accuracy, strengthen processes, and support scalable accounting operations in a high-growth environment.

What You’ll Do

Month-End Close & Financial Reporting

(Finance & Accounting – Accounting: Month-End & Year-End Close; General Ledger Management)

• Support assigned portions of the month-end close cycle including journal entries and schedules
• Assist in preparing supporting schedules across multiple entities
• Record transactions in the general ledger in accordance with U.S. GAAP
• Contribute to timely and accurate financial reporting

Reconciliations & Multi-Entity Support

(Finance & Accounting – Accounting: Reconciliations)

• Prepare balance sheet reconciliations (bank, prepaid, accruals, fixed assets)
• Assist with intercompany accounting and reconciliation activities
• Identify and investigate discrepancies across accounts
• Support multi-entity accounting processes and reporting

Compliance, Controls & Process Support

(Finance & Accounting – Financial Governance & Systems: Internal Controls; Data Integrity & Reporting)

• Maintain compliance with accounting policies, GAAP, and internal standards
• Support internal control activities and audit preparation
• Assist with documentation of accounting processes and procedures
• Identify opportunities for process improvements

Transaction Processing & Issue Resolution

(Finance & Accounting – Accounts Payable & Receivable)

• Support accounts payable and receivable activities including invoicing and payments
• Research and resolve vendor, customer, and GL discrepancies
• Assist in processing high-volume financial transactions accurately
• Partner with internal teams to resolve accounting issues

What You’ll Bring

Your Background

• Bachelor’s degree in Accounting, Finance, or related field (preferred)
• 2–4 years of accounting or finance experience
• Basic understanding of GAAP and financial statements
• Experience with reconciliations, AP/AR, or general ledger processes
• Strong attention to detail and organizational skills
• Ability to manage multiple priorities and meet deadlines

Preferred

• Experience in healthcare, SaaS, or multi-entity environments
• Familiarity with NetSuite or similar ERP systems
• Strong Excel skills
• Exposure to month-end close processes

Who We Want to Meet

• Act Like an Owner: Accountability & Execution — You take responsibility for your work and follow through on commitments.
• Serve with Purpose: Clear & Critical Thinking — You analyze data carefully and support accurate financial outcomes.
• Adapt to Thrive: Learning Agility — You quickly learn systems and processes and apply feedback to improve.
• Collaborate to Win: Team Orientation — You work effectively within a team and contribute to shared goals.
• Challenge the Status Quo: Curiosity & Problem Solving — You ask questions, identify issues, and help improve processes.

Since 1972, OSI Batteries has carried only the highest quality products, standing behind every order. Backed by the largest battery manufacturers and a global supply chain network, we provide the highest quality replacement options, competitive pricing, and expert advice. In 2021, OSI Batteries acquired Unipower and became the Master Distributor for all Unipower batteries, products, and accessories.

In 2024, OSI Batteries became a PartsSource company. PartsSource has evolved into the leading technology and software platform for managing mission-critical equipment, serving over half of the U.S. hospital infrastructure.

In 2021, Bain Capital invested in the business, further accelerating our growth and positive impact within the healthcare industry.

· PartsSource Named to Newsweek’s List of the Top 200 America’s Most Loved Workplaces for 2024

· PartsSource® Named Among the Top 50 Healthcare Technology Companies of 2025

· PartsSource® Named Among the Top 25 Healthcare Software Companies of 2025

· PartsSource President and CEO Philip Settimi Named to Top 50 Healthcare Technology CEO List 2025

· WSJ: Bain Capital Private Equity Scoops Up PartsSource