Job Title: Billing Specialist Job Description We are seeking a detail-oriented and reliable Billing Associate to join our team. This role is primarily responsible for project-based billing across multiple jobs and customers, ensuring invoices are accurate, timely, and compliant with contract requirements. The ideal candidate will have prior experience in the construction or skilled trades industry and a strong understanding of billing processes such as progress billing, change orders, certified payroll, and union-related requirements. This position plays a key role in supporting operations and finance by maintaining accurate billing records and contributing to healthy cash flow. Responsibilities + Manage project-based billing across multiple jobs and customers. + Ensure invoices are accurate, timely, and compliant with contract requirements. + Understand and implement billing processes such as progress billing, change orders, certified payroll, and union-related requirements. + Support operations and finance by maintaining accurate billing records. + Contribute to healthy cash flow management. + Assist with month-end close activities. Essential Skills + 2+ years of billing experience in a construction or general contracting/skilled trades industry. + Proficiency in project-based billing, AIA, milestone billing, and contracts. + Experience with pivot tables or vlookups/index match. + Knowledge of Sage ERP. Additional Skills & Qualifications + Sage ERP is a plus and their add-on for Billing is Connectwise. + Certified Payroll Reporting/prevailing wage experience. Work Environment Enjoy a close‑knit, family‑oriented workplace where employees are truly valued. The six‑person Accounting team offers hands‑on collaboration without limiting growth opportunities. Typical hours are 8–5 or 9–6, with occasional extra time during monthly deadlines. Benefits include healthcare, a competitive 401(k) match, generous PTO, career growth opportunities, and family‑friendly company events—plus weekly perks like Bagel Thursdays and catered lunches on Tuesdays. This position is moving extremely fast as this is an urgent need for the client. If interested, please send over your most up to date resume to ktrivigno @astoncarter.com along with your availability for a 10-minute phone call. Job Type & Location This is a Permanent position based out of Deer Park, NY. Pay and Benefits The pay range for this position is $60000.00 - $70000.00/yr. 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. Workplace Type This is a fully onsite position in Deer Park,NY. Application Deadline This position is anticipated to close on Feb 19, 2026. About Aston Carter: Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® double diamond winner for both client and talent service. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com (%20astoncarteraccommodation@astoncarter.com) for other accommodation options.