An exciting career awaits you

At MPC, we’re committed to being a great place to work – one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment.

Position Summary:

The Senior Accountant – Billing & Accounts Receivable is responsible for ensuring the accuracy, completeness, and timeliness of billing processes and cash collection activities. This role safeguards revenue recognition, strengthens cash flow, and ensures compliance with accounting standards and internal controls, while driving continuous improvement across the AR cycle.

Key Responsibilities: Billing & Invoicing Management

• Oversee end-to-end billing processes, ensuring accurate and timely invoice generation.

• Validate billing data against contracts, pricing agreements, and operational inputs.

• Ensure proper revenue recognition in compliance with US GAAP and IFRS.

• Resolve billing discrepancies in coordination with commercial, operations, and finance teams.

Accounts Receivable & Collections

• Monitor AR aging and drive timely collection of outstanding balances.

• Lead collection efforts, including follow-ups, dispute resolution, and escalation management.

• Analyze customer payment behavior and recommend strategies to reduce Days Sales Outstanding (DSO).

• Maintain accurate customer account balances and ensure proper application of cash receipts.

Reconciliations & Financial Integrity

• Perform AR reconciliations and ensure alignment between subledger and general ledger.

• Investigate and resolve discrepancies related to billing, payments, and customer accounts.

• Support month-end close activities related to revenue and receivables.

Controls, Compliance & Audit

• Execute and monitor internal controls over billing and AR processes.

• Ensure compliance with internal policies, contractual terms, and regulatory requirements.

• Support internal and external audits, providing documentation and explanations as needed.

• Identify and mitigate risks related to revenue leakage and billing inaccuracies.

Process Improvement & Systems

• Identify opportunities to improve billing accuracy, streamline invoicing, and enhance collection processes.

• Drive automation and standardization initiatives within AR and billing workflows.

• Leverage tools such as Excel, SAP, and Power BI to monitor performance and generate insights.

Stakeholder Collaboration

• Partner with commercial, operations, and customer service teams to resolve disputes and improve billing accuracy.

• Maintain strong relationships with customers to facilitate efficient collections and issue resolution.

Leadership & Support

• Act as a subject matter expert in billing and AR processes.

• Provide guidance and support to junior accountants and AR specialists.

• Participate in cross-functional projects to improve end-to-end order-to-cash processes.

Minimum Qualification:

• Bachelor’s degree in accounting, Finance, or related field

• Minimum of 3 years of experience in accounting, with strong exposure to Billing and Accounts Receivable

• 1 - 2 years of experience with a large ERP system, SAP is highly preferred

• Experience with data tools (Excel, Power BI)

• Solid understanding of revenue recognition principles (US GAAP / IFRS)

• CPA is preferred

As an energy industry leader, our career opportunities fuel personal and professional growth.

Location:

Mexico City MX:

Additional locations:

Job Requisition ID:

00021521

Location Address:

Torre Esmeralda II, Blvd Manuel Avila Camacho No 36 Piso 22

Education:

Employee Group:

Full time

Employee Subgroup:

Regular

Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision-making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenship or any other status protected by applicable federal, state, or local laws. If you would like more information about your EEO rights as an applicant, click here.

If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at talentacquisition@marathonpetroleum.com. Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation. Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at https://mympcbenefits.com.The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program.

Equal Opportunity Employer: Veteran / Disability

We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.