Implementation Specialist

Retarus is a worldwide provider of cloud-based messaging solutions at enterprise scale. We serve over 40% of the companies listed on the S&P Global 100, e.g. Adidas, Bayer, SAP, BNP Paribas, Goldman Sachs, T-Systems, Swarovski & UPS, as well as governmental agencies and major players in markets across the world. Privately owned and founder-managed for over thirty years, Retarus is customer-oriented, stable, a fair employer, and a strategic business partner with a long-term vision. With some 500 employees in 19 offices on four continents, Retarus operates locally and thinks globally: our teams are organized across borders and are highly integrated. This makes Retarus a multicultural, multilingual, and engaging workplace. We are committed to creating a diverse and dynamic environment for our employees, with generous compensation, time off, and a global, collaborative workplace.

• Mobile working and flexible working time
• Collaborative, diverse company culture and superior team spirit
• Flat hierarchies and great feedback culture
• Development opportunities & career perspective
• International business & cross-site collaboration
• Modern, dog-friendly offices with nice amenities
• Company-paid health insurance, public transportation, lunch vouchers and further benefits

• Manage and implement customer projects for EDI, E-Invoicing and IDP services, including design, configuration, testing, and onboarding of trading partners
• Translate business requirements into technical specifications and coordinate solutions with internal teams (Product Management, Project Management, Infrastructure Services)
• Configure and validate common EDI mappings and workflows (e.g., Order (ORDERS), Order Confirmation (ORDRSP), Delivery Schedule(DELFOR/DELJIT), Delivery Notification (DESADV), Invoice (INVOIC) etc. )
• Support E-Invoicing onboarding in line with legal and market-specific standards (e.g., Peppol, FatturaPA, ZUGFeRD/XRechnung)
• Configure IDP environments and setups for new customers
• Ensure compliance with security and audit requirements (e.g., ISAE 3402, GDPR)
• Perform end-to-end testing with customers and coordinate smooth handover to operations
• Act as a key technical contact for customers during the implementation phase
• Identify opportunities for service enhancement and process optimization

• Knowledge of EDI standards (EDIFACT, XML, ANSI X12, VDA) and communication protocols (X400, AS2, SFTP, OFTP2, HTTPS, Webservices, APIs)
• Experience with E-Invoicing frameworks (Peppol, ZUGFeRD, XRechnung, FatturaPA or similar)
• Knowledge of technical methodologies and frameworks
• Familiarity with ERP/B2B integration (e.g., SAP IDoc, Oracle, Microsoft Dynamics)
• Excellent German and English language skills, both written and spoken (C1 level or native) 
• Strong analytical skills and structured, detail-oriented working style
• High customer orientation and excellent communication skills
• Ability to manage multiple projects and deadlines in parallel
• Creative problem-solving and solution-focused mindset
• Interest in staying up to date with emerging EDI standards, E-Invoicing regulations, and integration technologies
• Self-motivated, able to work independently, and take ownership of assigned projects
  
  

At Retarus, you will work on impactful and dynamic projects, with real opportunities to make a difference. Our customers are leaders across diverse industries, with constantly evolving needs and high expectations. You'll be working with cutting-edge technology and great creative leeway to meet customers' needs – and the projects you work on will be deployed globally. Working at Retarus, you will collaborate closely with convivial, culturally diverse teammates. You will grow professionally in a dynamic and exciting workplace and design impactful solutions in real time with top companies.

Very important

Come as you are. Retarus is committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or veteran status.

Apply via our online application portal – it's easy and doesn't take long. Our colleague Alissa Selman is happy to field any questions you may have:

We're
looking forward to getting to know you