Billing / Accounts Receivable Specialist

Job DescriptionJob Description

Company Overview

Since 2002, Mason Technologies has been a leader in technology integration, proudly certified as a Woman-owned Business Enterprise (WBE) both in NYC and nationally. With headquarters and a fully equipped warehouse in Deer Park, NY, an additional office in downtown NYC, and resources across the nation, we design, implement, and service innovative solutions in low-voltage structured cabling, audio visual systems, data centers, and unified security.

We serve a variety of industries including healthcare, government, higher education, finance, and business (both big and small). We're always aiming to build lasting relationships based on trust, respect, and a shared vision for a better future. Our founder, Jennifer Mason, has cultivated a family-like environment that emphasizes deep care and commitment to our people and the clients and communities we serve, forming the foundation of everything we do.

At Mason Technologies, and drive our hiring, ensuring we bring together the most talented individuals regardless of , , , gender identification, or . If you want to have a career of unparalleled growth, a team with a family-strong bond, and an unmatched atmosphere of motivated and caring professionals, apply to Mason today!

Let’s craft a future together that's built upon integrity, equality, professional pride, the authentic spirit of our family, and a commitment to making the world a better place.

Our Comprehensive Employee Benefit and Perk Package:

• Medical, Dental, and Vision Coverage: We provide comprehensive healthcare benefits to keep you and your family healthy and secure.
• 401k with Matching: Plan for your future with our 401k program, featuring competitive company matching.
• Paid Time Off (Holiday/Vacation/Sick/Personal): Generous PTO to ensure a healthy work-life balance and time for relaxation and personal needs.
• Unlimited Growth Opportunities: We believe in fostering talent and providing opportunities for continuous professional growth.
• Family-Friendly Company Events & Outings: We host regular events and outings to foster a family-friendly atmosphere and build team camaraderie, like our Warehouse Jam Sessions and Holiday Parties!
• Bagel Thursdays & Tuesday Lunch Catering: Enjoy weekly treats with Bagel Thursdays and Tuesday Lunch catering at our offices!
• Caring Ownership: We believe in mutual dedication. If you're committed to Mason Technologies, we are equally committed to you. We prioritize the well-being of our employees and their families, ensuring a supportive and caring work environment.

About the position:

We are seeking a detail-oriented and dependable Billing / Accounts Receivable Specialist to join our team. This role is responsible for managing customer invoicing, accounts receivable, and billing accuracy across multiple projects. The ideal candidate will have prior experience in a construction or skilled trade environment and a strong understanding of project-based billing, including progress billing, change orders, certified payroll, and union-related requirements. This position plays a critical role in maintaining accurate financial records, ensuring timely billing and collections, and supporting project and operations teams.

Responsibilities:

• Prepare, review, and issue project-based invoices, including progress billing, milestone billing, and change orders
• Manage accounts receivable and heavy collections efforts, including proactive outreach via phone and email, posting payments, tracking balances, and consistent follow-up
• Build and maintain strong relationships with customers, AP contacts, and project stakeholders to improve payment timelines
• Reconcile customer accounts and resolve billing discrepancies in a timely manner
• Coordinate with Project Managers, Operations, and Accounting to ensure billing 
• aligns with contract terms and job progress
• Maintain accurate billing records within the company’s accounting/ERP system
• Assist with certified payroll documentation and reporting, as required
• Support compliance with union requirements, prevailing wage documentation, and job cost tracking
• Generate AR aging, billing, and collection reports for management
• Ensure proper documentation is maintained for audits and internal reviews
• Assist with month-end close activities related to billing and receivables

Qualifications:

• 2+ years of experience in billing and/or accounts receivable
• Prior experience in a construction, low-voltage, electrical, HVAC, or other 
• skilled trade environment strongly
• Understanding of project-based accounting and billing
• Familiarity with certified payroll and union job requirements is a strong plus
• Proficiency with accounting or ERP systems and Microsoft Excel
• Strong attention to detail, organizational, and time-management skills
• Ability to manage multiple projects and deadlines simultaneously
• Excellent written and verbal communication skills
• High school diploma or equivalent required; Associate’s degree or higher

Salary: $75,000.00-$85,000.00 per year

Job Type: Full-time, In-Person

We are currently only considering candidates who already live within commuting distance of our office. This role is not open to relocation and relocation assistance is not provided.