Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Office

Job Description

At Thermo Fisher Scientific:

At Thermo Fisher Scientific, our Finance teams play a critical role in enabling business and functional leaders to make informed, data-driven decisions that support our Mission and reinforce our position as a stable and trusted industry leader. From Financial Planning & Analysis, Tax, Treasury, Financial Reporting, Audit, Investor Relations, Strategy & Corporate Development to Accounting, our Finance functions operate with a diverse and global footprint, offering meaningful opportunities to develop broad career experiences and perspectives.

How you will make an impact:

The Clinical Research Group (CRG) is a key part of Thermo Fisher Scientific’s Laboratory Products and Biopharma Services segment. CRG provides end-to-end clinical research, development, and manufacturing solutions to pharmaceutical and biotechnology companies, helping accelerate the delivery of life-saving therapies to patients worldwide.

Operating in a highly regulated and fast-growing environment, CRG offers exposure to complex global operations and strong growth driven by innovation in drug development. This creates an attractive opportunity to contribute to a business that is both mission-critical and operationally dynamic.

We are seeking a Lead Accounts Payable Representative to act as a subject matter expert in accounts payable processes, supporting transactional excellence through troubleshooting, process optimization, and collaboration with AP Managers and business stakeholders.

You will partner with a broad network of internal and external stakeholders, including Vendors, Clinical Operations, Warehouses, Distribution Centers, Product Management, Accounting, Rebate Teams, Compliance, and Audit. The role focuses on improving process efficiency, quality, and scalability while supporting resolution of complex issues and enhancing overall AP performance.

What you will do:

Troubleshooting, support & process optimization:

• Support troubleshooting activities within Mosaic and related AP systems, assisting in the resolution of complex transactional and system-related issues
• Partner with AP Managers and processing teams to support escalations and drive timely, high-quality issue resolution
• Act as a key liaison between AP processing teams and business stakeholders, improving transparency, communication, and resolution effectiveness
• Analyze complex exceptions, including invoice discrepancies, GR/IR imbalances, payment failures, and vendor disputes, identifying patterns and systemic issues
• Perform root cause analysis (RCA) on recurring issues and support implementation of sustainable corrective and preventive actions
• Provide data-driven insights to AP Managers on process performance, trends, and risk areas

Continuous improvement & process excellence:

• Act as a process expert, supporting optimization of AP operations through standardization, simplification, and automation initiatives
• Contribute to PPI/continuous improvement projects, focusing on increasing efficiency, accuracy, and scalability of AP processes
• Support initiatives aimed at improving quality and productivity of AP processing teams, including error reduction and cycle time improvements
• Help identify process gaps and recommend enhancements aligned with best practices and internal controls

Team & stakeholder support:

• Provide functional expertise and guidance to AP teams on complex scenarios, policies, and system usage
• Support onboarding and training of AP team members, particularly on process improvements and system changes

Compliance & governance:

• Support AP Managers in ensuring adherence to corporate policies, internal controls, and SOX requirements
• Assist in audit activities, including preparation of documentation and responses to auditor requests
• Help monitor key AP controls and proactively highlight risks and improvement opportunities

How you will get here:

Requirements:

• Bachelor’s degree in Finance, Accounting, Business Administration, or a related field.
• Minimum 2-4 years of accounts payable experience in a multinational environment, preferably within a shared services organization

Knowledge, Skills, Abilities:

• Strong understanding of accounts payable processes and accounting fundamentals
• Experience working with ERP systems (e.g., SAP, Oracle, or similar) and e-invoicing platforms (e.g., Mosaic)
• Intermediate Microsoft Excel skills (e.g., pivot tables, lookups, basic data analysis)
• Strong analytical and problem-solving skills, with experience in root cause analysis
• High attention to detail and ability to manage complex issues in a high-volume environment
• Effective written and verbal communication skills to collaborate with global stakeholders

Travel Requirements:

• Less than 10%