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Senior Billing Specialist

Lowenstein Sandler


Job Location:

Roseland, CA - USA

Monthly Salary: $ 95000 - 115000
Posted: 10 July 2026 (30+ days ago)
Application Deadline: 7 October 2026
Vacancies: 1 Vacancy

Department:

Accounting

Job Summary

Description

Who We Are:
Lowenstein Sandler is a one of the most sophisticated law firms in the United States with over 400 lawyers and 300 business services professionals serving clients from offices in New York Palo Alto Roseland Salt Lake City San Francisco Washington D.C. and Wilmington. We recruit candidates who seek a collaborative entrepreneurial culture that prioritizes our clients our colleagues and the communities where we work and live. Committed to career development and to a diverse and inclusive workplace the firm offers many programs and opportunities for personal and professional growth. We seek professionals for our business services group who share these values.

What You Will Do:
The Senior Billing Specialist is a key member of the firms revenue team responsible for the accurate and timely preparation and processing of client invoices. This role requires expert-level billing experience a deep command of Aderant Financial Systems and a strong understanding of law firm billing requirements including electronic billing (eBilling) protocols. The Senior Biller works closely with partners attorneys and legal assistants to ensure all billing activity aligns with client guidelines firm policies and revenue management objectives. This position may include hybrid/remote flexibility subject to firm schedule.

Essential Job Requirements:

Billing & eBilling:
  • Prepare process and finalize a high volume of complex client invoices using Aderant Financial Systems ensuring accuracy completeness and compliance with client billing guidelines.
  • Manage the full billing lifecycle from pre-bill review through final invoice submission including narrative edits time entry adjustments write-offs waivers and reductions.
  • Review and edit pre-bills for accuracy including:
    • Consistency of client/matter names and attorney names
    • Accuracy and professionalism of time narratives in accordance with firm standards
    • Identification and removal of duplicate time entries
    • Verification of phase/task codes where applicable
  • Prepare and submit eBills through various electronic billing platforms (e.g. Legal Tracker Collaborati TyMetrix or similar) ensuring compliance with client-specific LEDES or other format requirements.
  • Monitor and manage eBilling rejections and resubmissions promptly resolving issues in coordination with billing partners and their assistants.
  • Maintain and update Billing Partner Instructions documenting matter-specific billing requirements and client preferences.
  • Assist with monthly billing close processes including reconciliation of time and billing records in Aderant.
Client & Matter Management:
  • Serve as a primary billing contact for assigned billing partners attorneys and legal assistants.
  • Build and maintain thorough knowledge of assigned client portfolios rate structures billing arrangements (flat fee contingency hybrid) and outside counsel guidelines (OCGs).
  • Identify and flag billing issues potential write-offs or out-of-guideline charges proactively before invoice submission.
  • Coordinate with the Accounts Receivable and Credit teams to address outstanding balances and resolve billing-related collection issues.

Systems & Process Improvement:

  • Demonstrate expert-level proficiency in Aderant Expert Billing leveraging system functionality to maximize billing efficiency.
  • Identify inefficiencies in current billing workflows and recommend process improvements to the Billing Manager.
  • Assist in training and mentoring junior billing staff on Aderant system functions billing best practices and firm billing policies.
  • Contribute to the review and updating of billing procedures policies and the firms internal billing manual as needed.

Other Responsibilities:

  • Provide support to firm leadership and partners as requested.
  • May be required to work periodic evenings and/or weekends particularly around billing close periods often without advanced notice.
  • Perform other duties and special projects as assigned.
Skills Knowledge and Abilities:
  • Minimum 4 years of law firm billing experience with at least 3 years of hands-on experience using Aderant Financial Systems
  • Expert-level knowledge of law firm billing processes including eBilling submission platforms and LEDES file formats.
  • Strong familiarity with outside counsel guidelines (OCGs) and client-specific billing requirements.
  • Demonstrated ability to manage a high-volume billing workload with a high degree of accuracy urgency and attention to detail.
  • Proficiency in Microsoft Office Suite
  • Excellent analytical and problem-solving skills; ability to identify discrepancies and resolve issues independently.
  • Strong interpersonal and communication skills; ability to interact professionally with partners attorneys and staff at all levels.
  • Exceptional organizational skills with the ability to prioritize multiple competing deadlines in a fast-paced environment.
  • Proactive self-directed and solutions-oriented with a demonstrated track record of follow-through.
Office Location: Roseland NJ or New York NY (Hybrid)
Schedule: Full-time Monday through Friday
  • NJ: 9:00 AM 5:00 PM
  • NY: 9:30 AM 5:30 PM
Amount of Travel Required: None

The expected salary range for candidates meeting the requirements of this position is $95000 to $115000. The range provided is the salary that Lowenstein Sandler in good faith believes at the time of this posting that it is willing to pay for the advertised position. Exact compensation will be determined based on individual candidate qualifications and location. Our benefits package includes coverage options for medical dental vision prescription drug life insurance disability FSAs 401K and paid time off.

Disclaimers:

This job description is not designed to cover or contain a comprehensive listing of all activities duties or responsibilities required by employee.

Lowenstein Sandler LLP is not accepting resumes from search firms for this position. Regardless of past practice all resumes submitted by search firms are to be deemed the sole property of Lowenstein Sandler LLP and no fee will be paid in the event the candidate is hired by Lowenstein Sandler LLP as a result of the referral.

Lowenstein Sandler LLP is committed to equal employment opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities. We value and encourage diversity and solicit applications from all qualified applicants without regard to race color gender sex age religion creed national origin ancestry citizenship marital status sexual orientation physical or mental disability medical condition veteran status gender identity genetic information or any other characteristic protected by federal state or local law.


Required Experience:

Senior IC


About Company

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Lowenstein Sandler is a national law firm with more than 300 lawyers working from five offices in New York, New Jersey, California, Washington, D.C., and Utah.

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