What are the responsibilities and job description for the Biller position at Ascendo Resources?
Ascendo Resources is currently seeking a Legal Biller for a full-time, on-site role located in Mineola, NY.
Our client is a highly respected, long-standing law firm based in Mineola, NY. We are seeking an experienced Billing Specialist/Accounts Receivable professional to join its accounting team.
This is a critical role supporting the firm’s monthly billing cycle, collections, and high-volume client billing operations.
This position offers stability, growth, and the rare opportunity to transition into a seat held for 36 years. Ideal for someone who excels in law firm billing, thrives in a collaborative environment, and wants to work closely with an established CFO and experienced team.
Key Responsibilities
- Manage full-cycle law firm billing using Aderant Expert (strongly preferred)
- Process high-volume billing—approximately $2M per month
- Oversee collections and all Accounts Receivable functions
- Work closely with partners, attorneys, and the accounting department to ensure timely billing
- Assist with billing adjustments, write-offs, rates, and matter management
- Collaborate with an 8-person accounting team, including Billing, AR, and Escrow
- Support month-end close and financial reporting related to billing and AR
Required Experience
- 5 years of law firm billing experience (mandatory)
- Aderant Expert experience strongly preferred
- Proven track record managing large billing volumes
- Strong understanding of law firm billing structures, time entries, and workflows
- Experience working cross-functionally within an accounting department
Why This Role is Attractive
- Extremely stable leadership (CFO in seat for 34 years; Billing team member 36 years)
- Clear path for succession, ownership of the billing desk, and long-term growth
- Well-established, reputable law firm with a strong culture
- Prime Mineola location – free parking, 5-minute walk to the LIRR
- Onsite environment with excellent team cohesion
Benefits
- Comprehensive health insurance (Aetna, high-deductible plan) with HSA contributions
- Dental & Vision
- Life Insurance (50K)
- 401(k)
- Paid Time Off Sick Leave
- Growth opportunities within the accounting team
- Onsite gym
- In-house cook offering daily lunch for only $7/day
Salary : $75,000 - $100,000