Billing Systems Engineer - Comarch BSS & Data Integrations

InPost

United States

Remote

USD 90,000 - 130,000

Full time

3 days ago

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Job summary

InPost is seeking a Billing System Engineer to develop and ensure the stability of our billing systems. You will work with the Comarch BSS platform, focusing on Product Catalog, Billing, and Billing Mediation, while monitoring data flows and performance.

This role emphasizes root-cause analysis, system integrations, and technical ownership within an international team. You will contribute to platform upgrades, new features, and rigorous documentation, supporting audits and compliance within a

Qualifications

3+ years with Comarch BSS: Product Catalog, Billing or Billing Mediation.
SQL for data analysis, tracing and troubleshooting.
2+ years with enterprise system integrations and integration tools.
Familiar with invoicing, rating and usage-based billing.
Experience with Oracle or PostgreSQL databases and Elasticsearch.
Practical Linux experience and REST API testing.

Responsibilities

Maintain and configure the Comarch BSS platform, especially Product Catalog, Billing and Billing Mediation.
Monitor platform performance, jobs, error logs and runtime incidents.
Investigate data issues and determine root causes; monitor interfaces and integrations.
Support backup, recovery and data flow integrity across systems.
Configure data connections, take technical ownership after implementation, document changes, and support audits and upgrades.