The Role

Joining Moderna offers the unique opportunity to help a pioneering team revolutionize medicine through mRNA technology. You will work in an organization that is continually growing, collaborating with exceptional colleagues and strategic partners worldwide, and contributing to global health initiatives.

Moderna’s commitment to advancing the technological frontier of mRNA medicines ensures a challenging, rewarding career with real impact on patients’ lives. Our international business-services hub in Warsaw, Poland provides critical functions to meet Moderna’s global growth, and we invite professionals from around the world to shape the future of mRNA medicines with us.

Moderna is seeking a Senior Systems Engineer, SAP Core Financials to join our innovative Warsaw location. Staying at the forefront of technology trends, you will deliver innovative, transformative digital solutions that support Accounting, Tax, Treasury, and AP/AR teams. Success in this role requires deep expertise in SAP S/4HANA Financial Accounting (FI) and integrated tax solutions such as SAP Document & Reporting Compliance (DRC), plus the ability to align system capabilities with business needs across a rapidly scaling global enterprise.

Training available for packages SAP professionals are not familiar with.

We are looking for someone eager to shape a modern, world-class portfolio of digital innovations within Finance—an exciting opportunity to make a significant impact at a high-growth, transformational company that values being Bold, Relentless, Curious, and Collaborative.

Moderna’s growing Digital Finance team to engineer and optimize our global SAP S/4HANA core-financial landscape. You will be the hands-on contributor for General Ledger, Fixed Assets, Accounts Payable, Accounts Receivable, and integrated tax solutions—including SAP Document and Reporting Compliance (DRC). Partnering with Finance, Treasury, Tax, and external partners, you’ll design, build, and support robust, compliant processes that scale with Moderna’s rapid growth.

Here’s What You’ll Do

Your key responsibilities will be:

SAP S/4 HANA FI Configuration Ownership: Act as system expert for core SAP financials such as FI-GL, FI-AA, FI-AP, FI-AR, Bank Accounting, withholding tax and SAP DRC; configure, enhance, and support these modules through the full lifecycle.
Integrated Tax & E-Invoicing: Design and sustain global indirect tax and e-invoicing processes via DRC and integrated technologies; partner with Tax and external authorities to maintain compliance.
End-to-End Integrations: Lead and govern interfaces with Procurement, Treasury, Tax and Accounting ensuring efficient processing and reconciliation.
Solution Delivery: Translate business requirements into functional specs, oversee development, run UNIT/SIT/UAT, and shepherd changes through release cycles and hypercare.
Continuous Improvement: Identify automation opportunities (RPA, AI-driven match & clear), streamline financial-close and AP/AR processes, and champion data-quality initiatives.
Governance & Controls: Embed SOX/GxP controls, maintain runbooks, support audits, and drive global standardization of finance processes.
Stakeholder Engagement: Serve as primary liaison for Accounting, Tax, Treasury, and shared-service teams; coach super-users and deliver training.
Global Rollouts & Localization: Execute localization for country-specific legal and regulatory finance requirements (e.g., SAF-T, FEC, Sii) and support global SAP template rollouts across new entities and geographies.
Cross-Module Expertise: Collaborate with digital SAP Supply Chain, Order-to-Cash, Development, and Integration teams to align and support cross-functional SAP processes.

Your Responsibilities Will Also Include:

Manage small- to medium-sized continuous-improvement projects and global rollouts.
Author functional specifications and coordinate with with various developers understanding and test coordination.
Support statutory, management, and tax reporting requirements across SAP and non-SAP tools.
Monitor system performance/data integrity, identify risks, and implement proactive mitigations.
Oversee external consultants, offshore teams, or implementation partners for configuration and development efforts.

The Key Moderna Mindsets You’ll Need

We digitize everywhere possible – Drive automation and advanced analytics across core finance.
We behave like owners – Steward SAP FI reliability, data integrity, and compliance globally.

Here’s What You’ll Need (Basic Qualifications)

Bachelor’s in Computer Science, Finance, MIS, or related field— or equivalent experience.
8 + years configuring and supporting SAP FI in global environments (S/4HANA preferred).
Proven delivery of GL, Fixed Assets, AP, AR, Bank Accounting, and tax/e-invoicing solutions (SAP DRC, SAF-T, VAT, etc.).
Experience integrating SAP FI with procurement, treasury, banking, and external tax engines via IDoc, API, and ISO 20022/SWIFT standards.
Solid understanding of financial close, intercompany, and SOX/GxP compliance requirements.

Here’s What You’ll Bring to the Table (Preferred Qualifications)

SAP certifications in S/4HANA Financial Accounting and/or SAP DRC.
Hands-on implementation of global e-invoicing mandates.
Exposure to finance connectivity, BlackLine/Concur/Kyriba/OpenText VIM ecosystems.
Experience with OpenText VIM is helpful, training available
Pharmaceutical/biotech or other highly regulated industry experience.
Familiarity with RPA or AI applied to finance operations.
Exceptional communication skills and the ability to lead cross-functional workshops in a fast-paced, high-growth environment.

At Moderna, we believe that when you feel your best, you can do your best work. That’s why our global benefits and well-being resources are designed to support you—at work, at home, and everywhere in between.

Quality healthcare and insurance benefits
Lifestyle Spending Accounts to create your own pathway to well-being
Free premium access to fitness, nutrition, and mindfulness classes
Family planning and adoption benefits
Generous paid time off, including vacation, bank holidays, volunteer days, sabbatical, global recharge days, and a discretionary year-end shutdown
Savings and investments
Location-specific 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. Moderna champions the significant 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. If you meet the Basic 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.

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