On-Site AR/AP Specialist – Fast-Paced, Benefit-Rich

Mainline Services, LLC; Kansas City (MO); On-site; USD 55,000 - 65,000; Full time

Benefits offered by this job

Medical, dental, vision and disability

401(k) with a generous company match

Paid time off beginning on first day

Company-paid life insurance

Eight observed holidays

Employee Assistance Program

Employee Referral Program

Job summary

Mainline Services, LLC in Kansas City, MO seeks an Accounts Receivable / Accounts Payable Specialist to manage customer payments, vendor invoices, and timely financial records. You will work closely with Billing, Operations and field teams to resolve questions and ensure accurate transactions.

The role requires strong attention to detail, Excel proficiency, and the ability to handle emergency-related priorities.

Qualifications

• At least two years of AR/AP experience.
• Railroad, emergency response, construction, transportation or field services exposure is a plus.
• Knowledge of accounting principles and AR/AP processes.
• Proficiency in Excel and Microsoft Office.
• ERP experience with ComputerEase or similar systems (Sage, Viewpoint, Foundation).
• Accurate, detail-oriented with high transactional volume.
• High energy, initiative and ability to resolve issues.
• Able to reprioritize and work extended hours when needed.
• Strong communication for past-due balances and disputes.
• Discretion handling confidential information.

Responsibilities

• Handle high-volume AR and AP with shifting priorities.
• Process customer payments and apply to invoices.
• Review aging reports and follow up on past-due balances.
• Verify vendor invoices against POs and approvals.
• Prepare vendor payments within controls.
• Maintain vendor records and assist audits.

Skills

AR/AP experience

Industry exposure

Accounting basics

Attention to detail

High energy

Initiative

Flexible hours

Communication skills

Discretion

Tools

Excel

Microsoft Office

ComputerEase

Sage

Viewpoint

Foundation

Job description

Mainline Services, LLC in Kansas City, MO seeks an Accounts Receivable / Accounts Payable Specialist to manage customer payments, vendor invoices, and timely financial records. You will work closely with Billing, Operations and field teams to resolve questions and ensure accurate transactions.

The role requires strong attention to detail, Excel proficiency, and the ability to handle emergency-related priorities.