Senior Billing Specialist

A nationally recognized, innovation‑driven professional services organization is seeking a Senior Billing Specialist to support its fast‑growing, client‑focused operations. The firm is known for its collaborative culture, deep commitment to diversity and inclusion, and dedication to delivering exceptional service across cutting‑edge industries. This role offers the opportunity to contribute to a high‑performing finance team that values accuracy, partnership, and continuous improvement.

Who You Are

• A detail‑driven billing professional who thrives in a fast‑paced, client‑focused environment
• Skilled at managing large, complex billing portfolios with accuracy and consistency
• Confident communicating with senior stakeholders, including attorneys, clients, and internal teams
• Adept at interpreting billing guidelines, fee arrangements, and matter budgets
• Comfortable working independently while also contributing to a collaborative team culture
• Someone who anticipates issues, proposes solutions, and maintains a high level of professionalism
• A mentor who enjoys sharing knowledge and supporting colleagues’ development
• Highly organized, able to prioritize competing deadlines, and committed to delivering exceptional service
• Experienced with Microsoft Office and familiar with law firm financial systems

What You’ll Do

• Take full ownership of the billing cycle for an assigned group of client matters
• Build strong working relationships with attorneys, business services teams, and clients to ensure billing accuracy and compliance
• Review client billing terms, outside counsel guidelines, and agreed rates to prepare bills that meet all requirements
• Manage work‑in‑process and generate invoices aligned with alternative fee arrangements, monitoring fee caps, discounts, and budgets
• Identify potential billing issues early and recommend solutions to prevent delays or discrepancies
• Oversee the full prebill‑to‑final‑bill workflow, ensuring timely review, revision, and submission
• Submit finalized bills and eBills in the correct formats and confirm they are posted in the financial system
• Partner with eBilling and client onboarding teams to ensure accurate setup and smooth submission of electronic invoices
• Follow up proactively on invoice acceptance and payment status, collaborating with collections to reduce outstanding balances
• Communicate directly with partners, assistants, and clients regarding billing questions, revisions, and special requests
• Prepare ad hoc billing reports and provide insights based on trends and realization
• Serve as a resource for team members, offering guidance, training, and process knowledge
• Support cross‑training efforts to ensure consistent coverage across portfolios
• Create billing schedules, analyses, and monthly reporting for partners or finance leadership
• Contribute ideas for process improvements and participate in ongoing optimization initiatives
• Take on additional responsibilities as needed

What Success Looks Like

• Billing cycles for your assigned matters run smoothly, accurately, and on schedule
• Attorneys and clients view you as a trusted partner who communicates clearly and delivers consistently
• eBilling submissions are completed without issue, and payments are received in a timely manner
• You identify and resolve potential billing challenges before they escalate
• Team members rely on you as a knowledgeable, supportive resource
• Reporting is accurate, timely, and useful for decision‑making
• You demonstrate strong judgment, initiative, and ownership of your portfolio
• You contribute to a positive team environment and help strengthen billing operations overall

Salary Range: $110,000 – 115,000 per year, based on experience

Location: New York, NY or Roseland, NJ – Hybrid

To protect applicants, please note that this job is posted only on LinkedIn.com and Gainor.net. Postings on any other sites have not been approved by our company and may be fraudulent.

Gainor is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at Gainor are based on business needs, job requirements and individual qualifications, without regard to race, color, religion, creed, sex, sexual orientation, gender (including gender identity and expression), age, national origin, immigration status, marital or familial status, citizenship status, ancestry, physical or mental disability, genetic information, reproductive health decision making, veteran or military status, or any other characteristic or status protected under applicable federal, state, or local law.