Project Manager – Invoice to Pay (AP) Transformation

About Accelleron

Accelleron is at the forefront of promoting sustainability in the marine and energy sectors, establishing itself as a global technology leader in turbocharging, fuel injection, and digital solutions for heavy-duty applications. With over 100 years of heritage as a trusted industry partner, we serve customers in more than 100 locations across over 50 countries. Our team of 3,000 dedicated employees continuously innovates to deliver best-in-class products, services, and solutions that are critical to the energy transition. By joining Accelleron, you will work in a vibrant international environment committed to excellence and innovation. Together, we empower our customers to drive the transition toward sustainable industries through cutting-edge technology, deep expertise, and smart solutions. At Accelleron, we embrace diversity and inclusion, celebrating individual differences as a source of strength.

Position Summary

We are seeking a highly experienced Project Manager to lead the transformation of our global Accounts Payable / Invoice-to-Pay (I2P) process. In this crucial role, you will assume end-to-end responsibility for the redesign, harmonization, and digitalization of the AP process, commencing with the Service Network and preparing the organization for a future-proof global setup.

Collaborating closely with a finance colleague, you will serve as the central AP transformation lead within Accelleron’s Procure-to-Pay landscape, driving automation, transparency, compliance, and operational efficiency across functions. Following the successful stabilization of the AP transformation, this role will expand into further SAP S/4HANA Phoenix projects within the Scope-to-Pay processes.

You will work in close partnership with teams in Finance, IT, Operations, and Procurement, playing a key role in Accelleron’s S/4HANA readiness and operational excellence journey. This position will be based at our global headquarters in Baden, Switzerland, reporting to the Global Head of Value Chain Planning & Fulfillment within the Value Chain function.

Your Responsibilities

• Lead the global Accounts Payable / Invoice-to-Pay transformation project from design to stabilization in close collaboration with Finance.
• Drive the implementation of a modern AP solution within the Service Network, focusing on automation, compliance, and global process harmonization, including e-invoicing.
• Act as the process authority for AP within the end-to-end P2P framework, ensuring full alignment with Procurement, Finance, and IT.
• Translate business requirements into scalable AP process and system solutions, ensuring a future-proof setup for international growth.
• Prepare and execute the transition of the AP process into SAP S/4HANA, including data migration, testing, cutover, and user enablement.
• Ensure consistent process documentation, training material, and global adoption.
• Manage scope, dependencies, milestones, and senior stakeholder communication across all levels.
• After successful AP stabilization, take over responsibility for further SAP S/4HANA Phoenix projects, especially within the SAP MM / Finance integration area.

Your Background

• A university degree in Business, Finance, Supply Chain, or IT.
• Several years of experience in Accounts Payable (AP) / Invoice-to-Pay (I2P) process ownership or transformation, ideally in SAP-based environments.
• Strong hands-on knowledge of SAP AP / FI and SAP MM integration (GR/IR, account determination, tolerances, vendor master).
• Solid experience with E-Invoicing, automation tools, and ERP-integrated AP solutions.
• A proven track record in project management, ideally in comparable transformation or ERP implementation projects.
• Demonstrated ability to lead complex cross-functional initiatives across functions and countries.
• A strong analytical, structured, and implementation-driven mindset.
• Excellent stakeholder management and communication skills across all hierarchy levels.
• Fluent in English and German, both written and verbal.

Your Benefits

• Attractive compensation & benefits.
• Employee Assistance Program.
• Global parental leave program.
• Flexible working models.

Apply online using the form below. Only applications matching the job profile will be considered. We look forward to your interest in joining Accelleron. To learn more about us, please visit our website: accelleron.com.

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