Senior Billing Specialist (Law Firm) - Complex Invoicing

Sidley Austin LLP; Chicago (IL); Hybrid; USD 88,000 - 100,000; Full time

Job summary

Sidley Austin LLP is seeking a Billing Senior Specialist to support attorneys in preparing client bills and managing past due accounts. You will supervise proformas, invoices, and billing reports, ensure EDI processing, and mentor junior staff.

The role requires five years of law-firm billing experience and deep knowledge of 3E and E-billing systems. This is a hybrid position with emphasis on accuracy and client service.

Qualifications

• Minimum five years of experience as a billing specialist in a law firm.
• Thorough knowledge of 3E and E-billing systems.
• Ability to manage large, complex billing arrangements with high quality and customer service.
• Aptitude for establishing operational efficiencies and best practices.
• Mentor to other billers and assist management with special projects.

Responsibilities

• Perform daily billing activities in support of Partners and Clients.
• Ensure timeliness and accuracy of invoices monthly.
• Understand and apply Outside Counsel Guidelines and client fee arrangements.
• Process electronic invoices (EDI) accurately.
• Provide excellent client service while maintaining confidentiality.
• Collaborate with billing, finance teams and other firm groups.
• Assist with training and mentoring of staff and optimize processes.
• Manage the largest and most complex client relationships in billing.

Skills

Billing expertise

Client billing support

Professional communication

Mentoring

Attention to detail

Confidentiality

Education

Five years experience in law firm billing

Knowledge of 3E and E-billing systems

Tools

3E billing software

Job description

Sidley Austin LLP is seeking a Billing Senior Specialist to support attorneys in preparing client bills and managing past due accounts. You will supervise proformas, invoices, and billing reports, ensure EDI processing, and mentor junior staff.

The role requires five years of law-firm billing experience and deep knowledge of 3E and E-billing systems. This is a hybrid position with emphasis on accuracy and client service.