Senior Accounts Receivable Analyst (Portuguese speaking)

Job Description

We are seeking a Senior Accounts Receivable (AR) Analyst to join our global AR team. This role will manage end-to-end receivables activities for assigned countries or customer portfolios, drive timely collections and accurate cash application, resolve billing disputes, and partner with commercial, finance, and IT stakeholders to improve processes and keep our KPIs  The Senior AR Analyst will act as a subject-matter expert on AR policies and controls and support month-end/quarter-end close activities and will coordinate  and support our department key projects for innovations and optimizations.

Key Responsibilities

• Manage daily AR operations: invoice validation, posting, cash application, account reconciliations, and aging management for assigned portfolio.

• Lead collections activities: prioritize overdue accounts, conduct collection calls, negotiate payment arrangements, and escalate high-risk situations.

• Investigate and resolve billing disputes, deductions, and misapplied payments; collaborate with Billing, Commercial, and Customer Service to close issues quickly.

• Prepare and present AR metrics and trends (DSO, aging, dispute aging) and provide analysis to stakeholders.

• Support month-end and quarter-end close tasks including AR reconciliations, journal entries, and variance analysis.

• Maintain customer master data, payment terms, and invoicing preferences to ensure data integrity across systems.

• Drive process improvement and automation initiatives to increase efficiency and reduce errors (e.g., lockbox, e-invoicing, AR workflow tools).

• Act as escalation point and mentor for junior AR staff; support audits and ensure compliance with internal controls.

Required Qualifications

• Bachelor’s degree in Finance, Accounting, Business, or equivalent experience.

• 5+ years of accounts receivable, collections, or credit experience; experience in a multinational or pharmaceutical environment preferred.

• Strong working knowledge of ERP systems (e.g., SAP/S4HANA) and proven Excel skills (pivot tables, lookups, basic macros).

• Demonstrated experience with cash application, dispute resolution, aged receivables management, and reconciliations.

• Excellent communication and stakeholder-management skills; able to work cross-functionally and influence outcomes.

• Detail-oriented, analytical, and able to manage multiple priorities in a fast-paced environment.

• Spanish, English and Portuguese (high proficiency) verbal and writing.

Preferred Qualifications

• Experience supporting multiple countries, currencies, and regulatory environments.

• Familiarity with AR automation tools, lockbox processing, and treasury/cash management concepts.

• Additional language skills (French).

Required Skills:

Account Collections, Account Collections, Account Reconciliations, Accounts Receivable (AR), Adaptability, Analytical Problem Solving, Balance Sheet Account Reconciliations, Business Support, Cash Application, Compliance SOX, Credit Management, Detail-Oriented, Dispute Avoidance, Finance, Financial Accounting Controls, Financial Operations, Human Resources (HR) Shared Services Advisory, Interpersonal Relationships, IT Performance Management, Oral Communications, Payment Arrangements, Pivot Tables, Preparation of Financial Reports, Project Management, Quantitative Analytics {+ 2 more}

Preferred Skills:

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Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company.  No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails. 

Employee Status:

Regular

Relocation:

No relocation

VISA Sponsorship:

No

Travel Requirements:

No Travel Required

Flexible Work Arrangements:

Hybrid

Shift:

Not Indicated

Valid Driving License:

No

Hazardous Material(s):

no

Job Posting End Date:

05/5/2026

*A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.