Lockbox Operations Manager Jobs in Washington, DC

Position Summary

The Accounting & Revenue Specialist supports the organization’s revenue cycle, cash receipts, accounts receivable monitoring, intercompany billing, and related accounting operations. This position works closely with the CFO and Staff Accountant to ensure invoices are prepared accurately, payments are recorded timely, revenue activity is properly tracked, and cash balances are monitored appropriately.

This is an accounting operations role requiring strong attention to detail, good judgment, comfort with accounting systems, and professional communication with members, customers, staff, and vendors.

Essential Duties and Responsibilities

Billing and Revenue

• Prepare and send invoices to members, customers, sponsors, exhibitors, and other parties as needed.
• Ensure invoices are accurate, properly supported, and coded to the correct account, fund, department, project, or reporting dimension.
• Track revenue activity in the association management system (AMS) and reconcile activity to the accounting system as needed.
• Assist with member dues, conference/event billing, premium billing, and other revenue-related processes.
• Prepare and process intercompany billing for shared costs, allocations, reimbursements, and other internal charges.
• Maintain organized billing records and supporting documentation.

Cash Receipts and Deposits

• Record cash receipts in the accounting system accurately and timely.
• Process remote deposits and maintain documentation for deposited checks.
• Monitor incoming payments and ensure receipts are applied to the correct customer, invoice, account, or program.
• Assist with credit card, ACH, check, and other payment reconciliation processes.
• Research and resolve payment discrepancies in coordination with the CFO, Staff Accountant, and other staff.

Accounts Receivable

• Monitor open accounts receivable balances and maintain AR aging reports.
• Prepare and send customer/member payment reminders and past-due notices when necessary.
• Follow up professionally on outstanding balances.
• Assist with identifying uncollectible balances, credits, duplicate payments, and unapplied receipts.
• Provide regular updates to the CFO on significant or past-due receivable items.

Cash Monitoring and Transfers

• Monitor bank and investment account balances.
• Track cash needs for operating, claims, payroll, trustee, or other designated accounts.
• Prepare and submit transfer requests for review and approval.
• Maintain support for cash transfers and ensure activity is properly recorded.
• Assist with cash flow reporting and internal cash management schedules.

Accounting Operations Support

• Serve as backup to the Staff Accountant for accounts payable processing, vendor payments, and corporate card activity.
• Assist with reviewing, coding, and entering invoices and expense reports as needed.
• Support month-end and year-end close activities related to revenue, receivables, deposits, cash, and intercompany activity.
• Assist with audit schedules and supporting documentation.
• Help maintain accurate and organized accounting records.
• Identify process improvements that would increase accuracy, efficiency, and internal control.

Work Environment and Expectations

• This position requires regular use of accounting software, an AMS or customer/member database, banking platforms, spreadsheets, and electronic document management tools.
• The position requires the ability to manage recurring deadlines and respond professionally to internal and external inquiries.
• The role may require occasional additional time during peak billing, audit, budget, or year-end periods.

Required Qualifications

Associate’s degree in accounting, finance, business administration, or related field; equivalent work experience may be considered.

At least 2-4 years of experience in accounting, accounts receivable, billing, bookkeeping, or finance operations.

Strong attention to detail and accuracy.

Experience using accounting systems and Microsoft Excel.

Ability to reconcile activity between systems and research discrepancies.

Strong organizational skills and ability to manage recurring deadlines.

Professional written and verbal communication skills.

Ability to handle confidential financial information appropriately.

Willingness to learn new systems and improve processes.

Preferred Qualifications

Sage Intacct experience strongly preferred; experience with similar cloud-based accounting systems may be considered.

Experience with an association management system (AMS) or customer/member database.

Experience with nonprofit, association, insurance pool, government, or member-based organizations.

Experience processing remote deposits, ACH payments, credit card payments, or lockbox activity.

Familiarity with accounts payable, corporate card administration, and intercompany billing.

Key Competencies

Accuracy and accountability

Strong follow-through

Customer/member service orientation

Problem-solving ability

Comfort working with financial data

Ability to prioritize recurring deadlines

Process improvement mindset

Professional judgment