Accounts Payable Manager

Mission Critical Group•McKinney, TX

About The Position

The Accounts Payable Manager will lead and oversee the full-cycle accounts payable function across Mission Critical Group's operating companies and serve as the system owner and administrator for Ramp, the company's spend management and AP automation platform. Manage the AP team, ensure timely and accurate processing of vendor invoices and payments, maintain strong internal controls, and partner with procurement, operations, and accounting leadership to support efficient, compliant cash disbursement processes.

Requirements

Bachelor's degree in Accounting, Finance, or a related field, or an equivalent combination of education and experience.
5+ years of progressive accounts payable experience, including at least 2 years in a supervisory or management role.
Strong understanding of full-cycle accounts payable, the purchase-to-pay process, and related internal controls.
Hands-on experience administering Ramp (or a comparable spend management / corporate card platform such as Brex, BILL, or SAP Concur) strongly preferred, including card programs, approval workflows, and ERP integration.
Experience with ERP and AP automation systems (e.g., NetSuite, SAP, Oracle, or Microsoft Dynamics); multi-entity experience preferred.
Working knowledge of GAAP, sales and use tax, and 1099 reporting requirements.
Advanced proficiency in Microsoft Excel and comfort working with large data sets.
Proven ability to lead, develop, and motivate a team in a fast-paced, deadline-driven environment.
Strong analytical, problem-solving, and organizational skills with high attention to detail and accuracy.
Excellent written and verbal communication skills and the ability to partner effectively across departments and sites.

Nice To Haves

Experience in a multi-site, manufacturing, or industrial environment preferred.

Responsibilities

Manage day-to-day operations of the accounts payable function across multiple operating companies, ensuring invoices, expense reports, and payments are processed accurately and on time.
Serve as the system administrator and business owner for Ramp, the company's spend management platform — managing corporate cards, expense management, bill pay and AP automation, user access, and approval workflows.
Own and maintain the integration between Ramp and the ERP/general ledger, ensuring transactions sync accurately and are coded to the correct GL accounts, entities, and cost centers.
Drive adoption of Ramp across operating companies, including user onboarding and training, card issuance and limits, spend policy configuration, and ongoing monitoring of transactions for accuracy, documentation, and policy compliance.
Supervise, coach, and develop the AP team, setting clear performance expectations, balancing workload, and providing regular feedback and reviews.
Own the AP components of the monthly and period-end close, including accruals, account reconciliations, and related reporting.
Establish, document, and enforce AP and corporate card policies, procedures, and internal controls to safeguard company assets and ensure compliance with company policy and applicable regulations.
Oversee vendor management, including onboarding, W-9/tax documentation, payment terms, and resolution of vendor inquiries and disputes.
Manage payment runs (ACH, check, wire, and card) through Ramp and the ERP, and optimize payment timing to support cash flow and capture available early-payment discounts and card rebates.
Partner with procurement and operations to streamline the purchase-to-pay process and resolve purchase order, receipt, and invoice discrepancies.
Ensure accurate and timely 1099 reporting and support year-end and external audit requests with required documentation and analysis.
Identify and lead process improvement and automation initiatives that increase the efficiency, accuracy, and scalability of the AP and spend management functions.
Prepare and review AP and spend metrics and reporting (aging, days payable outstanding, card spend, and exceptions) for accounting leadership.