Thermo Fisher Scientific Inc. is the world leader in serving science, with annual revenue exceeding $40 billion. Our mission is to enable our customers to make the world healthier, cleaner, and safer. From advancing life sciences research and solving complex analytical challenges to improving diagnostics and driving laboratory efficiency, we empower our customers with innovative technologies and services.

Based at the Shared Service Center in Sofia, the Customer Care Billing and Invoicing Department is responsible for maintaining high-quality billing operations, ensuring that customer invoices are issued accurately, on time, and in alignment with internal compliance requirements.

The Specialist, Customer Care Billing is responsible for the timely and accurate processing of billing activities through all stages- from identifying billable activities and validating billing data through preparing billing notifications and ensuring smooth handover to the invoicing team. The role requires strong understanding of service line quote structures, recognition of billing triggers (including activities that may require manual addition), and proactive management of approvals, risks, and timelines.

Responsibilities:

· The Specialist Customer Care Billing actively supports financial queries relating to billing, collaborates with internal partners, participates in dispute resolution processes, uses multiple billing systems and reports, and maintains accurate documentation across all billing activities. The role also provides cover during team absences to ensure continuity of billing operations · Understands the scope of work from the quote and identifies activities that require billing, including service-line-specific items and any manual additions needed · Creates billing notifications using reports, system inputs, and tracking tools across multiple service lines and locations, adopting a “bill for activity” mindset · Manages the end-to-end billing lifecycle from initiation through submission, ensuring accuracy, timeliness, and compliance with approval processes for invoices, credit memos, and cost transfers · Uses available systems, tools, reports, and trackers (e.g., Oracle, Salesforce, legacy tools) to validate billing data, check contract setups, identify billing opportunities, track billing progress, and clear unbilled costs on a monthly cadence · Performs multi-system analysis for billing (e.g. Oracle, Salesforce, legacy tools) when required · Actively follows up on required approvals and escalates delays or risks that may affect billing or dispute resolution timelines. · Ensures trackers are updated with relevant comments and maintains visibility of billing progress · Fully understands, tracks, and meets customer requirements relating to invoice types, timing, backup documentation, submission channels, and specific contractual requests · Collaborates effectively with customers and internal teams to resolve billing-related queries in a timely manner · Assists in resolution of system or reporting errors · Manages billing inventories and dispute cases, ensuring accurate and timely resolution · Validates necessary financial information (e.g., payments or quote details) only where relevant to dispute resolution processes · Supports the team with reporting, reconciliations, preparation of trackers, and billing-related data analysis · Assists in training new team members; supports/mentors others and shares knowledge; actively participates in team meetings and trainings

Knowledge, Skills, and Abilities:

· Build strong relationships through effective communication that promotes goal accomplishment; uses professional and mature communications with others; seeks out information and input from others; actively shares information with others · 1 - 4 years of Customer Care billing and invoicing experience · Excellent written and verbal communication · Solid understanding of accounting and financial concepts · Strong analytical and quantitative skills and excellent attention to detail · Proficient in Microsoft Office, including strong Excel skills for billing data analysis and reconciliations · Oracle, Salesforce experience is highly preferred · Ability to multi-task and meet deadlines · Problem solving and prioritizing in tasks

What we offer:

• Learning and development programme, ensuring you reach your potential
• Extensive benefits package based around the health and well- being of our employees
• Competitive salary
• Flexible working culture with work- life balance and possibility for remote working
• Collaborative and friendly environment
• Global exposure and opportunity to work on international assignments

Why Thermo Fisher Scientific?

We pride ourselves on our inclusive and collaborative culture, where every voice is valued, and ideas are encouraged. We believe that diversity and inclusion are essential for fostering innovation and driving business success. As an equal opportunity employer, we are committed to providing a workplace that is free from discrimination and harassment.

Apply today and be part of a company that is making a difference!

Join us in our mission to enable our customers to make the world healthier, cleaner, and safer.