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Urgent! Billing System Administrator Job Opening In Kraków – Now Hiring InPost

Billing System Administrator



Job description

Job Description

We are currently looking for a Billing System Administrator.

In this role, you will support the administration of all Comarch BSS modules and actively contribute to the design and development of Billing & CPQ architecture across the InPost Group.

If you're passionate about backend systems, data integration, and billing processes — we’d love to hear from you!

 

 

Responsibilities:

  • Installation, configuration, patching, upgrades, performance monitoring, tuning and troubleshooting of Comarch BSS, including the following modules: Product Catalog, Billing, Billing Mediation; 
  • Keeping an eye on system jobs, understanding error logs, investigating any data issues, and resolve runtime problems; 
  • Interfaces monitoring; 
  • Manage backups and restores, disaster recovery, high availability of systems. 
  • Develop a deep understanding of the billing platform and look for ways to improve its use in daily operations. 
  • Help set up data connections and integrations to ensure smooth data flow from start to finish, and take technical ownership of the system after go-live. 
  • Participate in discussions around expanding the technical team for further implementation in European markets, helping to define roles and responsibilities as needed. 
  • Manage and satisfy audit controls. 
  • Security experience is required. 
  • Effectively interface and collaborate with other tech teams, including infrastructure and security teams. 
  • Participate in on-call rotation. 
  • Stay abreast of BSS roadmaps, development to help improve current platform. 
  • Leading Proof of Concept and guiding team on billing system technology possibilities 
  • Create and maintain team documentation leading to best practices, standardization and service desk support. 

Qualifications

  • 3+ years of experience with Comarch BSS.
  • Hands-on experience with Product Catalog, Billing, and Billing Mediation modules.
  • Working knowledge of Product Catalog architecture and related entities (specification, offering, usage, etc.).
  • Fluent in Polish and English (spoken and written).
  • Proficient in SQL for data validation, record tracking, and issue resolution.
  • Understanding of data flow and experience with integration tools (e.g., Apache Camel).
  • Proven experience integrating enterprise systems (CRM, ERP, data warehouses, event streaming platforms).
  • Experience with complex backend systems (e.g., ERP or financial platforms).
  • Knowledge of billing processes (invoicing, rating, usage-based billing) is a plus.
  • Familiarity with server-side scripting, batch processing, and document generation.
  • Comfortable analyzing logs, system settings, delays, and performance issues.
  • Ability to interpret technical documentation and challenge assumptions when needed.
  • Understanding of data privacy standards (e.g., GDPR).
  • Strong interpersonal and communication skills (written and verbal).
  • Ability to explain technical issues to both technical and non-technical audiences.
  • Skilled in managing multiple priorities and tasks simultaneously.
  • Strong analytical and technical communication abilities.
  • Detail-oriented and able to follow written and verbal instructions.
  • Effective in organizing and scheduling work.
  • Able to work under time pressure and adapt to changing priorities.
  • Capable of working independently.
  • Willing to work flexible hours.
  • Experience collaborating with or managing external teams on system integration projects.


Additional Information

Why Join InPost? 

  • Opportunity to work in a diverse, international, and cross-functional environment, along with leading experts. 
  • You work and learn from a senior leader and their leadership bench, extending your experience and exposure in the e-commerce and logistics industry. 
  •  InPost is a growing company that offers its employees an increasing number of opportunities in several locations in Europe. 
  • Fulfilling careers with a range of benefits for employees and investing in providing training opportunities for their development. 
  • You will feel a part of the InPost community that makes an impact on sustainability, convenient deliveries, and circular economy every day. 
  • Excellent working environment and Flexible hours

 


Required Skill Profession

Computer Occupations



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