E-invoicing Global Process Lead

Mars, Incorporated and its Affiliates; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Car allowance

Life insurance

Private medical care

Employee Assistance Program

Subsidized meals

Business bonus

Christmas bonus

Job summary

Mars, Incorporated and its Affiliates in Warsaw invites an experienced E-Invoicing Operations lead to oversee end-to-end invoicing, onboarding, and governance across multinational customers. You will drive process improvements, ensure regulatory compliance, and partner with IT and billing teams to optimize SAP-based workflows.

Joining Mars means supporting a broad spectrum of e-invoicing initiatives, managing stakeholder expectations, and delivering high-quality financial operations from a

Qualifications

• Bachelor's Degree in Finance, Accounting, Business Administration, Supply Chain, or related discipline.
• Significant experience in Billing, Order-to-Cash, Accounts Receivable, E-Invoicing, or EDI operations.
• Experience leading customer onboarding and process improvement initiatives.
• Strong understanding of Order-to-Cash processes and customer electronic transaction requirements.
• Excellent stakeholder management, communication, and problem-solving skills.
• Experience working with multinational customers and cross-functional teams.

Responsibilities

• Lead end-to-end e-invoicing across multiple countries, customers, and platforms.
• Ensure timely, accurate, and compliant invoice generation and transmission.
• Monitor invoice delivery performance and resolve failed or rejected invoices.
• Oversee e-invoice validation, submission, and acknowledgment processes.
• Manage compliance with local tax, legal, and e-invoicing regulations.
• Lead customer onboarding and implementation of e-invoicing requirements.
• Collaborate with EDI Technical team and customer service teams to support integrations.
• Provide guidance to billing and e-invoicing team; establish governance for billing accuracy and compliance.
• Identify automation opportunities and drive continuous improvement in billing processes.

Skills

Stakeholder management

Analytical thinking

Communication

Problem solving

Education

Bachelor's degree in Finance/Accounting/Business

Tools

SAP

EDI

Job description

Job Description:

E-Invoicing Operations

• Lead the end-to-end e-invoicing process across multiple countries, customers, and platforms.
• Ensure timely, accurate, and compliant invoice generation and transmission.
• Monitor invoice delivery performance and resolve failed or rejected invoices.
• Oversee e-invoice validation, submission, and acknowledgment processes.
• Manage compliance with local tax, legal, and e-invoicing regulations.

Customer Onboarding & Relationship Management

• Lead customer onboarding and implementation of e-invoicing requirements.
• Collaborate with E-invoicing project team to establish e-invoicing connectivity and testing.
• Act as escalation point for key customer invoicing issues.
• Partner with EDI Technical team and customer service teams to support successful customer integrations.

Leadership & Governance

• Provide guidance and support to billing and e-invoicing team members.
• Establish operational controls and governance to ensure billing accuracy and compliance.
• Drive standardization and adherence to global billing policies and procedures.
• Support audits and compliance reviews.

Process Improvement & Digital Transformation

• Identify and implement automation opportunities within billing and e-invoicing processes.
• Lead continuous improvement initiatives to reduce invoice failures, processing times, and manual interventions.
• Collaborate with IT, ERP, and third-party providers to enhance system capabilities.
• Support implementation of new e-invoicing regulations, platforms, and technologies.

Reporting & Performance Management

• Monitor and report key operational metrics and KPIs.
• Analyze invoice rejection trends and develop corrective action plans.
• Provide regular updates to management on billing performance and compliance status.
• Track customer adoption and e-invoicing effectiveness.

Job Specifications/Qualifications

1. Education & Professional Qualification

• Bachelor's Degree in Finance, Accounting, Business Administration, Supply Chain, or related discipline.
• Significant experience in Billing, Order-to-Cash, Accounts Receivable, E-Invoicing, or EDI operations.
• Experience leading customer onboarding and process improvement initiatives.
• Strong understanding of Order-to-Cash processes and customer electronic transaction requirements.
• Excellent stakeholder management, communication, and problem-solving skills.
• Experience working with multinational customers and cross-functional teams.

2. Knowledge/Experience

• Strong knowledge of end-to-end Order-to-Cash (O2C) processes, including order management, billing, EDI, e-invoicing, cash application, and dispute management.
• Proven experience in billing operations, e-invoicing, and EDI transaction management within a multinational and shared services environment.
• Good understanding of electronic invoicing regulations, tax compliance requirements, and digital reporting mandates across multiple countries.
• Experience managing customer onboarding for E-Invoicing and EDI, including coordination of testing, go-live activities, and post-implementation support.
• Knowledge of EDI business processes and transaction flows impacting order processing, invoicing and payment activities.
• Strong understanding of ERP systems, preferably SAP, and their integration with billing, e-invoicing, and customer transaction processes.
• Demonstrated experience in managing complex customer relationships and acting as the primary escalation point for billing and electronic transaction issues.
• Proven ability to analyze operational performance, identify process gaps, and implement sustainable improvements.
• Experience leading cross-functional projects and collaborating with the Projects team, Customer Service, Finance, Tax, Master Data, and IT teams.
• Strong analytical, problem-solving, and stakeholder management skills.
• Experience defining and monitoring KPIs, SLAs, and operational controls to drive service excellence and compliance.
• Knowledge of continuous improvement methodologies and process standardization practices.

What can you expect from us?

• Contract of employment.
• Car or car allowance.
• Attractive financial conditions with Business Bonus and Christmas Bonus.
• We will also look after your safety and well-being by offering you rich benefits package including life insurance, private medical care, Employee Assistance Program fully covered by Mars, MultiBenefit Program.
• Subsidized meals.
• Extra savings scheme to support You in long perspective.
• Support in career building through personalized development plan.
• On-line & On-site 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 Warsaw City Centre.

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