2,107,889open jobs
133,265companies
242,046added this week
Browse all
Location
Hybrid (Warsaw, Poland)
Seniority
Staff
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 5, 2026. First seen by Alion on Nov 4, 2026. Mars scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Mars, Incorporated is a family-owned American maker of confectionery, food and pet care products headquartered in McLean, Virginia. Founded in 1911 by Frank C. Mars and still owned by the Mars family, it sells brands such as M&M's, Snickers, Twix, Orbit, Pedigree, Whiskas and Royal Canin and runs veterinary hospital chains including Banfield and VCA. Its global careers board lists sales representatives, machine technicians, brand and marketing managers, pet nutrition roles and corporate staff in North America, Europe and Asia.

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.

Apply now and upload your profile in English.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,107,889 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Recommended for you based on this role

Legal
Similar stack
Same company
Warsaw
Remote (Poland)
Cybersecurity
ISO 27001
NIST CSF
GDPR
Apply
In office · 5+ years exp · Bachelor's Degree · Warsaw
AI/ML
EU AI Act
Cybersecurity
GDPR
Apply
$60k – $107k per year · Equity · In office · 4+ years exp · High School Diploma · McAllen
Apply
$60k – $107k per year · Remote (United States) · 2+ years exp · Master's Degree · Minneapolis
Apply
≈ $56k – $93k per year (Estimated) · In office · Full-Time · 5+ years exp · Bachelor's Degree · Warsaw
Python
JavaScript
C++
DevOps
Linux
Management
Agile
Apply
Hybrid · Full-Time · Bachelor's Degree · Warsaw · Siena
Apply
$58k – $97k per year (gross) · Hybrid · Full-Time · Bachelor's Degree · London · Warsaw
Python
SQL
AI/ML
AI Agents
Life Sciences
CDISC
MedTech
FHIR
Apply
SAP BI Technical Lead 3 hours ago
In office · Full-Time · Poznań · Warsaw
Databases
SAP BW
Analytics
SAP BusinessObjects
Apply
In office · Warsaw
Analytics
A/B Testing
Management
Agile
Apply
See all jobs
This is one of many
2,107,889 more open roles from verified company boards, updated every day.