Work Schedule
Standard (Mon-Fri)Environmental Conditions
OfficeJob Description
Position Summary
We are seeking a highly motivated and detail-oriented Senior Accounting Manager to lead critical accounting initiatives focused on accounting tasks related to ERP system integrations, Transition Services Agreements (TSAs), process improvements, and balance sheet cleanup for a recent $1B acquisition. This role is ideal for someone who thrives in a dynamic environment and enjoys tackling complex projects that enhance the scalability, accuracy, and efficiency of the accounting function.
This individual will partner cross-functionally with key leadership in Finance, IT, Operations, and external stakeholders to drive key transformation efforts, including post-acquisition integrations, ERP/system implementations, and remediation of historical accounting issues.
Key Responsibilities
Support M&A related integration activities, including driving the discovery and design phase to transitioning accounting activities into our team
Lead accounting support for a multi-phase ERP implementation within a complex carve-out environment, including navigating interim-state processes, data inconsistencies, and establishing controls between system rollouts
Partner with integration, finance, IT, legal, and operations teams to align control frameworks, policies, and procedures once integrated into Thermo Fisher ERP
Review and analyze monthly flat file entries (until ERP implementation), ensuring completeness and accuracy of financial information and investigating variances and data fluctuations
Serve as the accounting lead for the Transition Services Agreements (TSAs), including preparation, review, and oversight of settlement statements and related processes
Monthly monitoring of TSA activity and invoices between the local jurisdictions and proactively identify, investigate, and resolve payment issues, billing discrepancies with TSA Invoices
Participate in developing and implementing plans to transition accounting functions from the TSA to internal teams or shared services.
Evaluate and design control design and operating effectiveness, particularly in newly integrated processes and systems.
Lead remediation efforts for control deficiencies, ensuring timely and sustainable resolution and ensure timely closure of commitments made in representation letters
Serve as a key liaison with external auditors and internal audit for the conveyed and commingled entities.
Develop documentation for processes, integrations, and accounting treatments to support scalability and audit readiness
Oversee periodic testing and analytics to validate the effectiveness of revenue and inventory cutoff controls.
Ensure accounting policies and procedures are consistently applied across newly integrated or evolving business units
Team Leadership & Capability Building
Establish clear priorities, accountability, and performance standards during periods of change.
Promote a strong culture of ethics, compliance, and continuous improvement.
Leverage data, technology, and best practices to modernize the control environment.
Qualifications Required
Bachelor’s degree in Accounting, Finance, Business, or a related field.
8–12+ years of experience in Accounting, internal controls, or Integration.
Demonstrated experience supporting mergers, acquisitions, or large-scale integrations.
Strong knowledge of internal control best practices.
Proven experience leading complex accounting projects (e.g., ERP implementations, M&A integrations, system conversions)
Proven ability to lead complex initiatives in fast-paced, evolving environments.
Preferred
CPA, CIA, CISA, or similar professional certification.
Experience in a global, matrixed organization.
Exposure to ERP implementations or system integrations (e.g., SAP, Oracle, JDE ).
Key Competencies
Integration and change leadership
Hands-on, roll-up-your-sleeves mindset with a focus on execution
Executive-level communication and influencing skills
Risk-based thinking and sound judgment
Cross-functional collaboration
Strategic mindset with strong execution discipline
Compensation and Benefits
The salary range estimated for this position based in Massachusetts is $130,000.00–$194,950.00.This position may also be eligible to receive a variable annual bonus based on company, team, and/or individual performance results in accordance with company policy. We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on, which includes:
A choice of national medical and dental plans, and a national vision plan, including health incentive programs
Employee assistance and family support programs, including commuter benefits and tuition reimbursement
At least 120 hours paid time off (PTO), 10 paid holidays annually, paid parental leave (3 weeks for bonding and 8 weeks for caregiver leave), accident and life insurance, and short- and long-term disability in accordance with company policy
Retirement and savings programs, such as our competitive 401(k) U.S. retirement savings plan
Employees’ Stock Purchase Plan (ESPP) offers eligible colleagues the opportunity to purchase company stock at a discount
For more information on our benefits, please visit: https://jobs.thermofisher.com/global/en/total-rewards
Thermo Fisher Scientific Inc. (NYSE: TMO) is the world leader in serving science. Our mission is to enable our customers to make the world healthier, cleaner and safer. With revenues of nearly $11 billion, we have approximately 37,000 employees and serve customers within pharmaceutical and biotech companies, hospitals and clinical diagnostic labs, universities, research institutions and government agencies, as well as in environmental and process control industries. We create value for our key stakeholders through two premier brands, Thermo Scientific and Fisher Scientific, which offer a unique combination of continuous technology development and the most convenient purchasing options. Our products and services help accelerate the pace of scientific discovery, and solve analytical challenges ranging from complex research to routine testing to field applications.
All of our employees share a common set of values - Integrity, Intensity, Innovation and Involvement. Our ability to grow year after year is driven by our ability to attract, develop and retain world-class people who will thrive in our environment and share in our desire to improve mankind by enabling our customers to make the world healthier, cleaner and safer.
If you share in our values and if you're looking for an employer who is strongly committed to developing talent and rewarding achievement, come grow with us at Thermo Fisher Scientific.
Thermo Fisher Scientific is an Equal Employment Opportunity and Affirmative Action employer.