S2P Invoice Processing (non-VIM) SME f/m/x

Job Description:

S2P Invoice Processing (non-VIM) SME f/m/x

Location: Warsaw

Hybrid working

* Fully virtual recruitment experience *

Are you an experienced Invoice Processing professional who enjoys driving change rather than operating established processes? This is a unique opportunity to become part of Mars' Digital Core Program, helping shape the future global Invoice-to-Pay landscape across multiple markets and business segments.

As an S2P Invoice Processing (Non-VIM) SME , you will play a key role in designing and implementing future-fit invoice processing solutions, ensuring global standardization while addressing regional and segment-specific needs. Working closely with international stakeholders, Digital Transformation teams, Finance Operations, Tax, and Source-to-Pay experts, you will contribute to large-scale system and process transformation initiatives that will impact Mars globally.

This is a highly dynamic project environment where adaptability, stakeholder management, and the ability to navigate ambiguity are essential.

What would be your key responsibilities?

Process Design & Transformation

- Use your invoice processing expertise and Mars network to identify key business scenarios across the non-VIM invoice processing landscape.
- Contribute to the design and evolution of global non-VIM invoice processing processes and support detailed business workshops.
- Participate in global design sessions, solution reviews, and process validation activities.
- Support key design decisions and help shape the future operating model.
- Contribute to Proof of Concepts (PoCs) and future-state process development.
- Ensure process documentation is accurate, complete, and aligned with agreed designs.
- Identify and support testing scenarios and test execution activities.

Change & Deployment Support

- Conduct change impact assessments and provide input into training needs analysis.
- Support global and regional deployments of invoice processing solutions.
- Help ensure business readiness across markets and segments.
- Collaborate with data teams to ensure data accuracy and relevance across Invoice-to-Pay processes.

Country Validation & Stakeholder Engagement

- Participate in country validation activities to ensure the global template supports local business and regulatory requirements.
- Work closely with stakeholders across Finance, Procurement, Tax, Digital Transformation, and Shared Service teams.
- Ensure documentation, change impacts, and design decisions reflect country validation outcomes.

Project Delivery

- Manage assigned deliverables according to agreed timelines and quality standards.
- Proactively identify risks, challenges, and dependencies, escalating where appropriate.
- Support continuous alignment between project activities and existing business operations.

What are we looking for?

- Minimum 5 years of experience in Invoice Processing, Accounts Payable, P2P, S2P, or related Finance Operations processes within an international environment.
- Strong understanding of invoice processing tools, standards, controls, and end-to-end processes.
- Working knowledge of ERP (ideally SAP, not necessarily S/4)
- Good exposure to P2P and connected technologies like SAP Ariba, OneSource and workflow technologies like VIM required.
- Experience working in transformation programs, process improvement initiatives, or large-scale business change projects.
- Ability to work independently while effectively collaborating with cross-functional and global teams.
- Strong stakeholder management and communication skills.
- Demonstrated ability to manage ambiguity, adapt quickly, and solve complex process challenges.
- University degree in Finance, Procurement, Supply Chain, Business, or related field.
- Good exposure to P2P and connected technologies like SAP Ariba, SAP, OneSource and workflow technologies like VIM required. Knowledge of e-Invoicing regulations and their impact on Invoice-to-Pay processes.
- Exposure to digital technologies, automation, RPA, and AI-enabled process solutions.
- Fluent English

What can you expect from Mars?

- Permanent contract of employment as from the start.
- Attractive financial conditions including Bonuses.
- We will also look after your safety and well-being by offering you rich benefits package including life insurance, Employee Assistance Program fully covered by Mars, and private medical care, MultiBenefit Program and lunch card.
- Extra savings scheme to support You in long perspective.
- Support in career building through personalized development plan.
- On-line shop with attractive discounts on our products that Your family and friend are going to love.
- Possibility to participate in volunteering initiatives during working hours.
- A modern and pet friendly office in the City Center (Zlote Tarasy building).

Apply now and upload you profile in English

#KC1