National Accounts Billing Specialist (National Accounts & Customer Portal Experience Required)

About Rocky Mountain Truck Centers

Rocky Mountain Truck Centers is a leading provider of heavy and medium-duty truck sales, service, and support. We are seeking an experienced National Accounts Billing Specialist to join our Accounting & Finance team.

This role is responsible for managing invoicing, customer billing portal submissions, invoice compliance requirements, and rejection resolution for large national account customers.

This is a hybrid position that is primarily remote; however, candidates must be able to report to our Brighton, Colorado office for training, meetings, audits, month-end activities, and other business needs as directed.

Company equipment is provided.

IMPORTANT - PLEASE READ BEFORE APPLYING

This position requires recent, hands-on experience managing National Accounts Billing in a business-to-business (B2B) environment.

Qualified candidates will have experience with:

• National Account customers
• Customer billing portals
• Invoice compliance requirements
• Purchase order validation
• Supporting documentation requirements
• High-volume invoicing
• Invoice rejection resolution
• Customer-specific billing processes

This is not an entry-level accounting or clerical position.

General Accounts Payable, Accounts Receivable, bookkeeping, medical billing, retail operations, customer service, office administration, or data-entry experience alone does not meet the qualifications for this role.

Key Responsibilities

• Manage billing activities for assigned national account customers.
• Review invoices for compliance with customer-specific billing requirements.
• Validate purchase orders, authorization numbers, labor details, and supporting documentation.
• Submit invoices through customer billing portals, web-based systems, and electronic workflows.
• Monitor invoice status and proactively resolve rejections, disputes, short-pays, and payment delays.
• Research billing discrepancies and coordinate corrections with branch personnel and customers.
• Track customer billing deadlines and invoice submission requirements.
• Maintain detailed billing records, notes, and follow-up activities.
• Assist with accounts receivable follow-up related to rejected or unpaid invoices.
• Support month-end close activities and audit requests.

Required Qualifications

• Minimum 3 years of direct National Accounts Billing experience in a B2B environment.
• Experience managing customer-specific billing requirements and invoice compliance standards.
• Experience submitting invoices through customer billing portals.
• Experience resolving invoice rejections, disputes, short-pays, and compliance-related billing issues.
• Experience managing multiple customer accounts and competing deadlines.
• Strong Microsoft Excel skills.
• Excellent written and verbal communication skills.
• Strong attention to detail and organizational skills.
• Reliable high-speed internet and professional home office environment.
• Ability to report to the Brighton, CO office when required.

Preferred Qualifications

Experience using one or more of the following:

• Coupa
• Ariba
• FleetNet
• Service Channel
• OTR Solutions
• SAP
• Oracle
• Other enterprise customer billing portals

Preferred industry experience:

• Trucking
• Transportation
• Fleet Services
• Heavy Equipment
• Diesel Repair
• Commercial Vehicle Dealerships

Additional preference given to candidates who have:

• Processed 500 invoices per month
• Managed multiple customer portals simultaneously
• Supported large enterprise or national account customers
• Assisted with accounts receivable follow-up and payment resolution

Compensation & Benefits

• Weekly Pay
• Medical Insurance
• Dental Insurance
• Vision Insurance
• Life Insurance
• AD&D Insurance
• Short-Term Disability
• Voluntary Supplemental Benefits
• 401(k)
• 401(k) Company Match up to 4%
• Paid Time Off
• Paid Sick Time
• Paid Holidays
• Company-Provided Equipment
• Hybrid Work Environment

Work Location

Hybrid Remote in Brighton, CO

Candidates must be able to report to the Brighton office as directed for training, meetings, audits, and business-related needs.

Pre-Employment Requirements

Employment is contingent upon successful completion of a background check. Because this position involves access to sensitive financial information, a credit history review may also be conducted in accordance with applicable federal, state, and local laws.

Equal Opportunity Employer

Rocky Mountain Truck Centers is an Equal Opportunity Employer and considers all qualified applicants without regard to any legally protected characteristic.

Pay: $18.00 - $28.00 per hour

Benefits:

• 401(k)
• 401(k) matching
• AD&D insurance
• Dental insurance
• Disability insurance
• Health insurance
• Life insurance
• Opportunities for advancement
• Paid time off
• Vision insurance

Application Question(s):

• Have you personally managed billing for national or enterprise-level customers that required customer-specific billing rules, supporting documentation, purchase order validation, and invoice compliance requirements?
• Have you personally submitted invoices through customer billing portals such as Coupa, Ariba, FleetNet, Service Channel, SAP, Oracle, OTR Solutions, or similar enterprise billing systems?
• What billing portals have you used professionally?
• Have you personally researched and resolved rejected invoices due to missing documentation, incorrect purchase orders, compliance issues, billing errors, or customer-specific invoicing requirements?
• Approximately how many invoices did you personally process each month in your most recent billing role?
• What percentage of your most recent role was dedicated specifically to National Accounts billing and customer portal invoicing?
• Describe your National Accounts billing experience. Include: Types of customers, supported ,Monthly invoice volume, Billing portals used and Your role in resolving invoice rejections.
• Describe a rejected invoice you successfully resolved. What caused the rejection, what actions did you take, and what was the final outcome?
• Which of the following best describes your experience? General Accounts Payable, General Accounts Receivable, Medical Billing, Bookkeeping, Payroll, Administrative Billing, or National Accounts Billing with customer portal invoicing and compliance requirements?

Experience:

• direct National Accounts Billing : 3 years (Required)

Location:

• Brighton, CO 80601 (Required)

Ability to Commute:

• Brighton, CO 80601 (Required)

Work Location: In person

Salary : $18 - $28