Sr Billing Specialist

Cox powered by Atrium•Atlanta, GA

4d•Hybrid

About The Position

Cox Automotive is searching for a Sr Billing Specialist. Cox Automotive is a leading provider of automotive products and services, offering a wide range of solutions to dealers, manufacturers, and consumers. With a focus on innovation and customer service, Cox Automotive helps clients navigate the ever-changing automotive industry landscape. From digital marketing and software solutions to vehicle remarketing and logistics, Cox Automotive is dedicated to driving the future of the automotive industry. This is a 11-month W2 contract assignment with the opportunity for contract extension or to transition to a permanent, full-time role based on performance and business needs.

Requirements

5+ years billing operations, accounts receivable or similar experience
Strong proficiency with Excel (intermediate/advanced)
Experience with billing systems such as SAP, RMB, AX, AS400, Oracle AR
Experience with ServiceNow/Salesforce
Excellent attention to detail, analytical skills, and accuracy in high-volume environments
Clear, professional communication skills with experience handling escalations
Ability to work independently and meet deadlines consistently

Responsibilities

Create invoices accurately and on schedule across assigned billing cycles
Review invoices for pricing, contract compliance, tax accuracy, and system integrity
Reconcile invoice data prior to release to ensure error-free distribution
Log and track all returned or undeliverable invoices (postal returns, email bounce-backs, blocked domains, invalid email addresses)
Investigate and resolve root causes, including address inaccuracies, outdated contacts, or customer system issues
Reissue corrected invoices and update billing profiles, delivery methods, or customer preferences as needed
Verify and update client invoice delivery methods (email or postal mail) to ensure accurate and timely distribution
Maintain accurate customer contact records, including email addresses, mailing addresses, and designated billing recipients
Conduct outreach to clients or internal teams when delivery failures occur to validate preferred communication channels
Research and resolve escalated requests such as credits/refunds, account reviews, pricing disputes, and cancellations
Execute complex manual transactions and support investigations requiring cross-system validation.
Document findings, steps taken, and customer communication in SNOW/Salesforce
Process SNOW tickets, emails, and tasks within SLA standards
Maintain reports and reconciliations for adjustments, cancellations, and delivery-related exceptions
Support month-end close through reconciliation and exception cleanup
Contribute to SOPs and process documentation, especially around invoice distribution, delivery methods, and exception handling
Identify patterns related to undeliverable invoices and recommend improvements to reduce repeat defects
Provide peer support or informal training on complex workflows as needed