Accounts Receivable and Payable Specialist

Mechanical Resource Group
, an HVAC, hydronics, sales, and service organization, is seeking a results driven Accounts Receivable and Payable Specialist to take over our accounts receivable function and provide support on the accounts payable side. The right candidate will share MRG’s core values of a commitment to excellence, a servant heart and commitment to personal and professional growth.

• Industry leader committed to excellence
• Servant heart
• Committed to personal & professional growth
• Strategic selling team

For the AR role, you will train alongside the current AR specialist for several weeks before transitioning the function fully. For the AP role, we already have a dedicated specialist; you will back them up, handle overflow, and step in when needed.

• Work the A/R aging on an ongoing basis; identify past-due accounts and escape collection risk to management when appropriate
• Contact customers directly by phone and email regarding overdue invoices; follow up consistently until payment is received or escalated
• Document all collection activity, payments, and dispute notes accurately in the system
• Provide customers with invoice copies, statements, and supporting documentation needed to process payment
• Navigate customer payment portals to submit invoices, track status, and resolve submission issues
• Prepare and lead weekly aging review meetings with accounting and department leaders; proactively work with customers and internal teams to resolve billing issues, maintain customer AP requirements, and reduce payment friction
• Coordinate with Account Managers on specific collection accounts; escape when needed
• Flag accounts with recurring delinquency or emerging credit risk
• Support month-end close for A/R

• Process vendor invoices accurately and on time when stepping in: match to POs and receipts, verify amounts, and confirm GL coding before posting
• Pull invoices from vendor portals and manage inbox queues to prevent missed or duplicate items
• Investigate and resolve discrepancies between invoices, purchase orders, and receipts; work directly with appropriate team members to clear them
• Prepare vendor payments with complete supporting documentation as needed
• Reconcile vendor statements and resolve open items
• Assist with vendor master maintenance, including new vendor setup and payment information updates
• Support the ongoing transition to ACH vendor payments
• Maintain organized filing of paid invoices and payment documentation
• Assist with A/P month-end close activities

• 3–5 years of A/R experience required; combined A/R and A/P background preferred
• Direct experience managing an aging and handling customer collections
• Experience with an ERP or accounting system required;
  Oracle Net Suite strongly preferred
• Avalara / Ava Tax experience a plus
• Background in construction, HVAC, mechanical services, or a similar service-based industry is a plus

• Able to manage multiple priorities and follow through on open items.
• Comfortable making collection calls and communicating directly with customers and vendors
• Proficient in Microsoft Excel and Office Suite
• Strong attention to detail
• Solid understanding of basic accounting fundamentals and internal controls
• Comfortable working with operations, sales, service, and accounting teams throughout the day

• Competitive Salary depending on experience
• Medical
• Dental
• Vision
• Paid Life/AD&D Insurance
• Paid Long-Term Disability
• Voluntary Life Insurance
• Voluntary Short Term Disability
• 401K/401k Match
• Health Savings Account
• Flexible Spending account
• Paid Vacation
• Paid Sick Days
• Paid Volunteering Time Off