E-Invoicing Expert with SAP and Vertex (f/m/x)

Sii Poland; Poznań; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well‑equipped offices

MySii app

Medical care

Job summary

Sii Poland is seeking an E-Invoicing Expert to join a multinational project in Poznań. You will assess, design, and implement electronic invoicing requirements across countries, ensuring compliance while aligning to finance, tax, and transactional processes.

You will map dependencies with SAP ERP, OCR, EDICOM, Vertex, and help translate regulatory demands into practical solutions, collaborating with business and technical stakeholders to drive readiness and delivery.

Qualifications

• 5+ years of experience in e-invoicing compliance, mandates, and regulatory frameworks.
• Strong understanding and prior experience with end-to-end e-invoicing ecosystems involving SAP ERP, OCR solutions, EDICOM, and Vertex.
• Proven knowledge of finance and transactional processes, including R2R, O2C, P2P, and Intercompany operations.
• Experience defining and managing mapping requirements across interconnected business systems and processes.
• Hands-on track record of resolving complex e-invoicing challenges and delivering practical solutions in real business environments.
• Fluent English communication skills, enabling effective collaboration with international stakeholders.

Responsibilities

• Analyze electronic invoicing regulations and compliance requirements, evaluating their impact on business operations and technology platforms.
• Define and document country-specific e-invoicing requirements, focusing on the EMEA region and LATAM markets.
• Research and validate regulatory information from reliable local and international sources.
• Assess dependencies across the end-to-end technology ecosystem, including SAP ERP, OCR solutions, EDICOM, and Vertex.
• Develop mapping and integration rules supporting R2R, O2C, P2P, and Intercompany processes.
• Collaborate with cross-functional teams to establish implementation approaches and drive delivery.

Skills

e-invoicing compliance

SAP ERP

OCR solutions

EDICOM

Vertex

Regulatory mapping

Fluent English

Tools

SAP ERP

OCR solutions

EDICOM

Vertex

Job description

Join a project for an international organization operating in a highly regulated environment as an E-Invoicing Expert. In this role, you will support the assessment, design, and implementation of electronic invoicing requirements across multiple countries, ensuring compliance with evolving regulations and their impact on business operations and technology landscapes. You will work closely with business and technical stakeholders, helping translate regulatory demands into practical solutions across finance, tax, and transactional processes while driving implementation readiness and execution.

Your tasks

• Analyze electronic invoicing regulations and compliance requirements, evaluating their impact on business operations and technology platforms
• Define and document country-specific e-invoicing requirements, with a primary focus on the EMEA region and additional coverage of LATAM markets
• Research and validate regulatory information from reliable local and international sources when requirements are not readily available
• Assess dependencies across the end-to-end technology ecosystem, including SAP ERP, OCR solutions, EDICOM, and Vertex
• Develop mapping and integration rules supporting critical business processes such as Record to Report (R2R), Order to Cash (O2C), Procure to Pay (P2P), and Intercompany
• Collaborate with cross-functional teams to establish implementation approaches, facilitate decision-making, and support the transition from planning into delivery

Requirements

• At least 5 years of experience in e-invoicing compliance, mandates, and regulatory frameworks, including their impact on business processes and enterprise technologies
• Strong understanding and prior experience with end-to-end e-invoicing ecosystems involving SAP ERP, OCR solutions, EDICOM, and Vertex
• Proven knowledge of finance and transactional processes, including Record to Report (R2R), Order to Cash (O2C), Procure to Pay (P2P), and Intercompany operations
• Experience defining and managing mapping requirements across interconnected business systems and processes
• Hands‑on track record of resolving complex e-invoicing challenges and delivering practical solutions in real business environments
• Fluent English communication skills, enabling effective collaboration with international stakeholders

Job no. JOB-AMZKB

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Benefits For You

• Great Place to Work
• Solid financial situation
• Contracts with the biggest brands
• Centre of internal trainings
• Many experts you can learn from
• Open and accessible management team
• Profit sharing
• Passion Sponsorship program
• Regular integration events and trips
• Comfortable and well‑equipped offices
• MySii app
• Medical care