The Client Billing Specialist plays a critical role in ensuring accurate, timely, and client-friendly billing processes. This position partners closely with account teams and finance leadership to manage invoicing, track billable activity, and support revenue operations. The ideal candidate is detail-oriented, proactive, and comfortable working in a deadline-driven client-service environment.

What You’ll Do

• Prepare, review, and issue client invoices based on contracts, scopes of work, and time and expense tracking
• Partner with account team managers to ensure billable time and expenses are captured and coded correctly
• Manage monthly billing cycles, including retainer, project-based and hourly billing structures
• Review client contracts to ensure billing aligns with agreed terms, rates, and timelines; includes monitoring unbilled revenue and following up with account
• Monitor unbilled revenue and follow up with account team managers as needed
• Support accounts receivable efforts, including tracking payments, following up on outstanding invoices, resolving client billing inquiries, and providing regular reports to agency management
• Assist in revenue reporting, reconciliations, and month-end close processes
• Identify and recommend process improvements
• Maintain organized records of invoices, contracts, and client communications

What You’ll Bring

• 2–5 years of billing, accounts receivable, or finance experience (agency or professional services environment preferred)
• Strong understanding of billing models (retainers, hourly, project-based)
• High attention to detail and accuracy
• Excellent organizational and time management skills
• Strong communication skills, with the ability to work cross-functionally
• Proficiency in Excel and accounting/billing systems (QuickBooks and experience with time-tracking tools is a plus)
• Ability to manage multiple priorities in a fast-paced environment
• Proactive problem- solving capabilities
• Strong sense of ownership and accountability
• Collaborative and service-oriented mindset
• Bachelor Degree in Accounting or Finance

Preferred Experience

• Experience in a PR, marketing, or other professional services firm
• Familiarity with revenue recognition principles
• Exposure to project-based accounting or agency operations

About 360PR+

Celebrating our 25th anniversary, 360PR+ has always prioritized people, offering exciting and industry-leading benefits for employees at every stage of their careers and lives. Our comprehensive rewards package is designed to enhance overall wellbeing with high-quality medical, dental, and vision care, a 401k plan with a generous company match, ample paid time off, the flexibility of a hybrid work schedule, a customizable lifestyle spending account, a robust calendar of professional development and social events that provide opportunities to form meaningful relationships with coworkers, and more

360PR+ is a certified B Corporation and certified Women-Owned Business committed to the highest quality work for our clients, advancement of our employees, and playing an active role in our communities. To learn more about 360PR+, visit www.360PR.plus and https://www.linkedin.com/company/360prplus.