Billing Specialist

Mayer Brown

Billing Specialist managing partner WIP and client invoicing at Mayer Brown, an international law firm. Analyzing billing processes and resolving invoice issues for partners and clients.

Posted 8/5/2026full-timeChicago • Illinois • 🇺🇸 United StatesJuniorMid-Level💰 $77,000 - $102,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates proficiency in managing client invoicing and WIP processes while ensuring compliance and accuracy. Exhibits strong analytical skills and the ability to develop effective relationships with partners and colleagues.

Highest-signal resume keywords

Client Invoicing ManagementWIP AnalysisMicrosoft Office ProficiencyProblem-Solving AbilitiesAttention to Detail

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

WIP ManagementClient InvoicingMicrosoft Office ExcelData AnalysisSoftware Application Learning

Soft Skills

Verbal CommunicationWritten CommunicationCollaborationOrganizational SkillsCritical Thinking

Industry Keywords

Professional EnvironmentProcess EnhancementDocumentation ManagementTimelinessAccountability

Tech Stack

Tools & technologies

Swift

About the role

Key responsibilities & impact

Manage a portfolio of Firm partners in support of client invoicing
Execute the full scope of tasks required to manage WIP and issue client invoices
Ensure work is accurate, timely, and compliant with prescribed agreements
Develop working relationships with partners, clients, and colleagues
Learn and address assigned partners’ needs, preferences, and service requirements
Respond to partners and keep them updated on billing activities
Lead swift problem resolution by coordinating with appropriate parties, devising solutions, and communicating persistently
Maintain documentation of current statuses and action items
Analyze WIP and billing processes
Recommend enhancements to processes and systems
Provide assistance, guidance, and backup to colleagues
Perform other duties as required

Requirements

What you’ll need

Bachelor’s degree, preferred
Equivalent combination of education and/or experience may be considered in lieu of a degree when directly related to the job functions
Two years working in a professional environment, preferred
Proficiency in Microsoft Office products, required
Technological savviness, required
Strong ability to quickly learn software applications, required
Advanced command of Microsoft Office Excel, including lookups, SUMIF, and pivot tables, preferred
Meticulous attention to detail, quality, and accuracy
Strong critical thinking and analytical skills
Tenacious follow-through and problem-solving abilities
Polished verbal and written communication skills
Collaborative and team-oriented approach
Organizational and prioritization skills, with ability to meet deadlines
Professional judgment and accountability

Benefits

Comp & perks

Medical, dental, vision, life, and AD&D insurance
401(k) savings plan
Back-up childcare and eldercare
Generous paid time off (PTO)
Opportunities for professional development and growth
Reasonable accommodations for applicants and employees with disabilities and disabled veterans