Sr. SAP Tax & Vertex Engineer

If you’re interested in this role, please apply in English and include an English version of your Resume/CV. The Role: Joining Moderna means advancing mRNA science to transform medicine. Work with exceptional global teams on a broad pipeline and build a career that makes a real difference for patients.

Moderna is strengthening its international business services hub in Warsaw, supporting our growing global operations. We welcome professionals ready to help advance our mission and shape the future of mRNA medicines. As a senior technical expert within Moderna’s enterprise technology organization, you will play a critical role in shaping and supporting the global tax technology landscape across SAP S/4HANA.

This position combines deep SAP tax expertise with advanced Vertex capabilities to deliver scalable, compliant, and efficient tax solutions that support Moderna’s rapidly expanding global operations. Working across global business functions, you will serve as the trusted authority for tax determination, compliance, reporting, and integration, ensuring tax processes are seamlessly embedded across finance and supply chain operations.

###requirements### into robust system solutions while driving innovation through automation, AI-enabled capabilities, and modern digital technologies. Here's What You'll Do: Serve as the SAP and Vertex Subject Matter Expert (SME) for global tax processes across Moderna’s enterprise landscape. Design, configure, support, and optimize SAP tax procedures, condition techniques, tax codes, and tax determination logic within SAP S/4HANA.

Design, implement, and maintain Vertex O-Series integrations, ensuring accurate tax calculation, jurisdiction determination, and reporting consistency.

###requirements### including: US Sales & Use Tax European Union VAT APAC GST Regional tax compliance models and statutory

###requirements### Support direct tax and withholding tax processes, including integration with finance processes and reporting structures. Ensure seamless tax integration across key business processes including: Order-to-Cash (O2C) Procure-to-Pay (P2P) Source-to-Pay (STP) Record-to-Report (RTR) Billing Procurement Intercompany transactions General Ledger postings Support and enhance SAP Document & Reporting Compliance (DRC) solutions and Continuous Transaction Controls (CTC) capabilities.

###requirements### and translate them into scalable system configurations and technical solutions. Support and maintain tax-relevant master data, including customer, vendor, material, and tax classification data structures. Drive accurate tax reporting and reconciliation leveraging SAP DRC, Vertex solutions, and business intelligence platforms.

Lead and support testing activities across UNIT, SIT, and UAT cycles, ensuring successful deployments and ongoing production support. Drive process automation and operational efficiency through OCR, RPA, advanced analytics, and emerging Generative AI and AI-enabled capabilities. Ensure strong governance through SOX compliance, audit readiness, controls management, and comprehensive process documentation.

Act as a hands-on technical expert, troubleshooting complex tax configuration, integration, and compliance challenges across global regions. Support a global tax technology footprint spanning the United States, Europe, and APAC, enabling scalable growth and regulatory compliance across Moderna’s international operations. The key Moderna Mindsets you’ll need to succeed in the role: We obsess over learning.

We don’t have to be the smartest, we have to learn the fastest. We digitize everywhere possible using the power of code to maximize our impact on patients.

###experience### with strong focus on tax Hands-on

###experience### with SAP S/4HANA tax configuration and FI module Strong

###experience### with Vertex O-Series tax engine and Vertex certificate center Deep understanding of indirect tax (Sales & Use Tax, VAT, GST)

###Experience### supporting withholding tax and direct tax integration Here’s What You’ll Bring to the Table (Preferred Qualifications)

###Experience### with SAP DRC (Document & Reporting Compliance) Global e-invoicing and statutory reporting

experience

###Experience### across multiple regions (US, EU, APAC tax models)

###Experience### with SAP BTP and integrations

###Experience### in life sciences or regulated industries Strong analytical and problem-solving

###skills### Pay &

###Benefits### At Moderna, we believe that when you feel your best, you can do your best work. That’s why our

###benefits### and well-being resources are designed to support you—at work, at home, and everywhere in between.

###perks### and extras The

###benefits### offered may vary depending on the nature of your employment with Moderna and the country where you work. About Moderna Since our founding in 2010, we have aspired to build the leading mRNA technology platform, the infrastructure to reimagine how medicines are created and delivered, and a world-class team. We believe in giving our people a platform to change medicine and an opportunity to change the world.

By living our mission, values, and mindsets every day, our people are the driving force behind our scientific progress and our culture. Together, we are creating a culture of belonging and building an organization that cares deeply for our patients, our employees, the environment, and our communities. We are proud to have been recognized as a Science Magazine Top Biopharma Employer, a Fast Company Best Workplace for Innovators, and a Great Place to Work in the U.

S. As we build our company, we have always believed an in-person culture is critical to our success.

###benefits### of in-office collaboration by embracing a 70/30 work model. This 70% in-office structure helps to foster a culture rich in innovation, teamwork, and direct mentorship. Join us in shaping a world where every interaction is an opportunity to learn, contribute, and make a meaningful impact.

If you want to make a difference and join a team that is changing the future of medicine, we invite you to visit modernatx. com/careers to learn more about our current opportunities. Moderna is a smoke-free, alcohol-free, and drug-free work environment.

Moderna is a place where everyone can grow.

###Qualifications### for

###the role### and you would be excited to contribute to our mission every day, please apply! Moderna is committed to

###equal opportunity### in employment and non-discrimination for all employees and qualified applicants without regard to a person's race, color, sex, gender identity or expression, age, religion, national origin, ancestry or citizenship, ethnicity, disability, military or protected veteran status, genetic information, sexual orientation, marital or familial status, or any other personal characteristic protected under applicable law.

We consider qualified applicants regardless of criminal histories, consistent with legal requirements. We’re focused on attracting, retaining, developing, and advancing our employees. By cultivating a workplace that values diverse experiences, backgrounds, and ideas, we create an environment where every employee can contribute their best.

Moderna is committed to offering reasonable accommodation or adjustments to qualified job applicants with disabilities. Any applicant requiring an accommodation or adjustment in connection with the hiring process and/or to perform the essential functions of the position for which the applicant has applied should contact the Accommodations and Adjustments team at leavesandaccommodations@modernatx.

com. - Our Mission and Vision At Moderna we are pioneering the development of a new class of drugs made of messenger RNA (mRNA). This novel drug platform builds on the discovery that modified mRNA can direct the body’s cellular machinery to produce nearly any protein of interest, from native proteins to antibodies and other entirely novel protein constructs that can have therapeutic activity inside and outside of cells.

We have a clear mission to propel the field of mRNA science forward and deliver new medicines to patients and a unique vision for how to achieve this mission. Our Mission: To deliver on the promise of transformative messenger RNA (mRNA) science to bring new medicines to patients. Our Vision: To unlock the potential of mRNA by establishing an ecosystem of teams and partners that will work together to develop the broadest possible array of drugs, across diverse therapeutic areas and routes of administration, for serious diseases that are not treatable today.

Third Party Staffing Agencies Moderna does not accept unsolicited resumes from any source other than directly from candidates. For the protection of all parties involved in the recruiting process, resumes will only be accepted from recruiters/agencies if a signed agreement is in place at the inception of the recruiting effort and authorized for a specified position. Unsolicited resumes sent to Moderna from recruiters/agencies do not constitute any type of relationship between the recruiter/agency and Moderna and do not obligate Moderna to pay fees if we hire from those resumes.

Reasonable Accommodation Notice Moderna will make reasonable accommodations for qualified individuals with known disabilities, in accordance with applicable law. Applicants with disabilities may be entitled to reasonable accommodation under the terms of the Americans with Disabilities Act and certain state or local laws. Please inform the company's personnel representative by calling 617-460-9346 or emailing humanresources@modernatx.

com if you need assistance completing any forms or to otherwise participate in the application process. Examples of reasonable accommodation include making a change to the application process or work procedures, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment.