Principal Site Payment Associate - FSP (Home or office based in Bulgaria)

Thermo Fisher Scientific · Remote (Europe)

New this week Posted 3 Nov 2026; checked 6 Nov 2026.

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About the role

Job Description

At Thermo Fisher Scientific, you’ll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life - enabling our customers to make the world healthier, cleaner and safer. We provide our teams with the resources needed to achieve individual career goals while taking science a step beyond through research, development and delivery of life-changing therapies. With clinical trials conducted in 100+ countries and ongoing development of novel frameworks for clinical research through our PPD clinical research portfolio, our work spans laboratory, digital and decentralized clinical trial services. Your determination to deliver quality and accuracy will improve health outcomes that people and communities depend on – now and in the future.

Our goal-driven teams combine and deliver centralized support and solutions for the clinical trials, collaborating to improve processes, cycle and flexibility. We partner with our sites, businesses, and colleagues around the world to decrease startup timelines and exceed expectations.

This role is part of the Functional Service Partnerships (FSP) Site Payments team, which is dedicated to processing of Investigator Payments. As Principal Site Payment Associate, you will be dealing with one of the most complicated periods of the life-cycle of a clinical trial, which is essential part of our business operations and is a vital function within the Integrated Clinical Solutions group. By joining our diverse and dynamic team of professionals, you will have the opportunity to support key projects and gain insight on how the payment processes are performed within the clinical trial business.

Discover Impactful Work

Serves as the Lead Associate for administrative, reporting, contractual and financial support to the department related to the processing of payments to FSP investigative sites. Responsibilities include reviewing and approving site payments, budgets and reconciliations, reporting, issue/risk resolution, ensuring adherence to contractual guidelines and country regulations, and providing training and guidance to junior team members.

A day in the Life

Reviews and approves payments, budgets, reconciliations, etc., in accordance with procedural documents and site contracts.

Compiles data from multiple sources to review and approve payments to sites.

Reviews and approves budgets and Subject Visit Templates (SVTs), and study reconciliations.

May process investigator payments, manage refunds, credit notes, late payment fees, pre-payments or investigator reimbursements.

Ensures adherence to country-specific regulations which affect and impact ability to pay. Manages payment responsibilities and workflow to meet contracted timelines and project deliverables.

May manage escalations (project team, site and sponsor) regarding payment issues. Raises project risks appropriately.

Trains study teams on site payment processes, including setting expectations around site payments' requirements and deliverables.

Trains/mentors junior team members.

Education

Master's degree preferably in Finance area.

Experience

Previous experience in international corporate environment preferably with site payments processing is considered advantage.

Knowledge, Skills, Abilities

Effective written & verbal communication skills, which include excellent English language.

Excellent organizational, attention to detail and self-management skills.

Continued in Thermo Fisher Scientific’s original posting ↗.

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