Demo

AR Billing Specialist

Lensa
Washington, DC Full Time
POSTED ON 1/7/2026
AVAILABLE BEFORE 2/5/2026
Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of its direct clients, recruitment ad agencies, and marketing partners. Lensa partners with DirectEmployers to promote this job for EMCOR Group. Clicking "Apply Now" or "Read more" on Lensa redirects you to the job board/employer site. Any information collected there is subject to their terms and privacy notice.

About Us

We are a full-service mechanical contractor specializing in mechanical, HVAC, and plumbing construction for commercial clients. We focus on design-build/design-assist projects as well as tenant fit-outs, and also have experience on base and new building construction, school construction, and specialty piping projects.

Job Summary

Established in 1987, R&R Mechanical is full service mechanical contractor that specializes in HVAC and plumbing construction, self-performing the piping work with journeymen from Steamfitter's Local 602 and Plumber's Local 5 unions.

R&R Mechanical has also selectively performed base and new building construction, School Construction, and specialty piping projects.

R&R Mechanical, a leading mechanical contractor in the DC area, is seeking a detail-oriented and organized AR Billing Specialist to join our team. This role is critical in ensuring accurate and timely billing processes, maintaining financial records, and supporting the overall efficiency of our accounting operations.

Essential Duties & Responsibilities

  • Take ownership of assigned accounts to ensure timely receipt of payments, resolve disputes, and collaborate with internal teams for quick resolutions.
  • Conduct productive collection calls with actionable outcomes, prioritize accounts to reduce aging balances, and maintain detailed notes in the ERP system.
  • Set up new projects per contract billing instructions, verify billing details with internal teams, and ensure compliance with contracts and company policies.
  • Prepare and issue accurate invoices based on project contracts, reconcile billing discrepancies, and promptly address client inquiries.
  • Monitor accounts receivable aging reports, proactively contact customers to prevent significant aging, and escalate issues to management as needed.
  • Assist with month-end closing processes, including generating AR reports, reconciling accounts, and supporting financial reporting and audits.
  • Process payments (ACH, checks, credit cards), apply credits, and manage delinquent accounts while maintaining professional communication with customers.
  • Resolve discrepancies by collaborating with internal and external teams, investigating historical data, and correcting issues like misapplied payments or incorrect billings.
  • Support management with settlement offers, payment plans, and escalations, while providing insights to improve cash flow and financial performance.
  • Deliver exceptional customer service, track follow-up commitments, and provide feedback to optimize and streamline collection processes.
  • Contribute to special projects, assist with administrative tasks, and align AR operations with project timelines and organizational goals.

If you are a motivated professional with a passion for accuracy and efficiency in billing, we encourage you to apply and become a valued member of the R&R Mechanical team.

Qualifications

  • High school diploma or equivalentrequired.
  • 2 years of experience in AR billing, preferably in the construction or mechanical contracting industry.
  • Proficiency in Microsoft Office Suiterequired.
  • Experience with COINS ERP ,Procore, and Textura a plus,
  • Strong attention to detail and accuracy in data entry and financial reporting.
  • Building positive working relationships with multiple levels of employees and management is required.
  • Excellent communication and interpersonal skills for client and team interactions.
  • Ability to prioritize tasks, meet deadlines, and work independently in a fast-paced environment.

Equal Opportunity Employer

As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled

Notice to Prospective Employees

Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companieslist open positions here (https://careers-emcorgroup.icims.com/) . Please check our available positions to confirm that a post or email is genuine.

EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR's normal application process - it is probably fraudulent.

Geographic Disclosure

As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success.? Equal Opportunity Employer/Veterans/Disabled

Compensation Range: $50,000 - $60,000 per year

Other Compensation: Annual bonus eligible

Benefits: We are committed to providing employees a comprehensive benefits package which includes medical, dental, and vision coverage, along with health savings and flexible spending accounts, life insurance, disability, a 401(k) Savings Plan, College Coach and employee assistance program.

Email a Friend Email a Friend

Job Locations US-DC-Washington

ID 2025-47239

Company R & R Mechanical, LLC

Category Accounting/Finance

Position Type Full-Time

Location Type Onsite

Posted Date 6 days ago (12/29/2025 1:24 PM)

If you have questions about this posting, please contact support@lensa.com

Salary : $50,000 - $60,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a AR Billing Specialist?

Sign up to receive alerts about other jobs on the AR Billing Specialist career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$58,577 - $78,586
Income Estimation: 
$68,205 - $95,258
Income Estimation: 
$45,179 - $57,594
Income Estimation: 
$50,843 - $65,310
Income Estimation: 
$123,711 - $168,798
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Lensa

  • Lensa Cheyenne, WY
  • Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs,... more
  • 12 Days Ago

  • Lensa Pierre, SD
  • Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs,... more
  • 12 Days Ago

  • Lensa Pierre, SD
  • Lensa is a U.S. career site that helps job seekers discover job opportunities. We are not a staffing firm or agency. We promote jobs on behalf of our clien... more
  • 12 Days Ago

  • Lensa Anchorage, AK
  • Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs,... more
  • 12 Days Ago


Not the job you're looking for? Here are some other AR Billing Specialist jobs in the Washington, DC area that may be a better fit.

  • Katalyst Data Management Barra da Tijuca, VA
  • The Company Katalyst Data Management (KDM) provides end-to-end subsurface data management solutions for the oil and gas industry. From data capture and ver... more
  • 15 Days Ago

  • Kforce Inc Washington, DC
  • Responsibilities Kforce has a client in Washington, DC that is seeking an AR Specialist. Responsibilities: Receive and process payments for tuition, fees, ... more
  • 25 Days Ago

AI Assistant is available now!

Feel free to start your new journey!