Staff Accountant

Big Time Software delivers industry-leading time tracking, billing, and project management solutions to more than 2,000 professional services firms worldwide, helping track over $2 billion in billable time each year. Our flagship SaaS platform is purpose-built to support professional services organizations in operating more efficiently, increasing revenue visibility, and improving overall profitability.

Backed by private equity and headquartered in Chicago, Big Time is a high-growth, team-oriented company committed to innovation, operational excellence, and empowering our clients to unlock their full potential.

If you’re passionate about your work and thrive in a collaborative, fast-paced environment where your contributions make a direct impact, we’d love to meet you.

Big Time Software is seeking a highly motivated Staff Accountant to join our Finance Team at our Chicago headquarters. Reporting to the Controller, this role offers broad exposure across core accounting functions while playing a key role in supporting the company’s financial operations.

The Staff Accountant will be responsible for a smooth execution of month-end close and reconciliation activities, billing accuracy, and payment processing efficiency. This position is ideal for a detail-oriented professional who enjoys both analytical work and cross-functional collaboration in a growing SaaS organization.

As a Staff Accountant at Big Time, you will play a key role in supporting the accuracy and integrity of our financial operations.

Responsibilities include:

• Reconcile key working capital accounts (including accounts receivable, accounts payable, prepaid expenses, and accrued liabilities) to ensure accuracy and completeness across systems
• Drive components of the month-end close process and prepare supporting documentation for external audits
• Set up new customers and ensure accurate invoicing within our billing systems
• Research and resolve customer billing discrepancies and issues
• Process and apply customer payments, refunds, and cash receipts
• Partner directly with customers to resolve past-due balances
• Maintain and update vendor master files to ensure accuracy and compliance
• Receive, review, code, and process vendor invoices
• Prepare accounts payable disbursements for approval and confirm timely payment processing
• Assist with communications with state, city, and other governing bodies under team oversight
• Support preparation of financial reports and analyses under the guidance of senior team members

Big Time has a collaborative and fast-moving culture. The ideal candidate is someone who thrives in a dynamic environment and demonstrates:

You’re comfortable working independently while also contributing to a collaborative, team-oriented environment.

Accuracy matters. You take pride in ensuring financial data is complete, precise, and well-documented.

You’re eager to learn our accounting processes, systems, and SaaS business model — and continuously improve them.

You operate with the highest level of integrity and handle sensitive information responsibly.

You’re responsive, solution-oriented, and committed to delivering excellent service to both internal and external stakeholders.

• Bachelor’s degree required, Accounting or Finance concentration preferred
• 1-3 years of work experience in either public accounting or industry, mix of both is preferred
• Knowledge of MS Office and Excel
• CPA or progression towards is a plus
• SaaS billing software experience is a plus
• Strong attention to detail and organizational skills
• Strong communication skills, both written and verbal to interface with customers, outside vendors and our internal team members
• Great time-management skills

Applicants must be authorized to work in the United States.

Big Time Software, Inc. is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected…