Senior Test Environment Support Consultant (m/f/d)

T-Mobile; Województwo mazowieckie; On-site; PLN 120,000 - 190,000; Full time

Job summary

T-Mobile Polska in Warsaw is seeking a Senior Test Environment Support Consultant to analyze error reports and verify them in Jira, while monitoring alerts across complex test environments. You will contribute to designing and maintaining automated tests, and support testers in diagnosing issues throughout the CI/CD workflow.

You will organize warrooms, participate in cross‑functional workshops, and help improve automation tooling with Java/Groovy, Selenium and API testing.

Qualifications

• Experience with distributed IT architectures and monitoring multiple interdependent systems.
• Ability to design tests for API, SQL/NoSQL, jobs, and GUI components.
• Strong scripting skills in Java or Groovy and knowledge of testing tools.

Responsibilities

• Analyze error reports from testers and verify them in Jira.
• Analyze alerts and irregularities detected by automata or monitoring.
• Organize and run warrooms to coordinate analysis and problem solving.
• Develop and maintain automated tests across environments.
• Support testers in diagnosing issues with tests and environments.

Skills

Distributed IT systems

Test environments monitoring

API/SQL/NoSQL testing

Java/Groovy scripting

Selenium

REST API / JSON

Elasticsearch

Jira dashboards / test plans

Education

Bachelor’s degree or equivalent in IT

Tools

Postman

Bruno

SoapUI

PuTTY

WinSCP

IntelliJ

PyCharm

SQL Developer

DBeaver

pgAdmin

Job description

Job ID: 3583701Senior Test Environment Support Consultant (m/f/d)WarsawProfessionalApplication deadline: 12.11.2026Other Employment TypeT-Mobile PolskaYour TaskAnalyze error reports from testers and verify them in Jira.Analyzing alerts and irregularities detected by automata or monitoring.Process analysis and decomposition into steps and systems involved in communicationAnalyze logs and track data flow and communications between systemsAnalyze business and technical processes, break them down into individual steps and identify the systems and integration points involved in them.Design, create, customize, maintain and optimize automated tests.Manual testing of systems and verifying the correctness of their operation.Supporting testers in diagnosing problems with tests and environments.Organizing and running warrooms in order to coordinate analysis and solve relevant problems.Participation in workshops with technical and business teams on issues, planned changes, migration and systems development.Developing and updating systems monitoring and verifying the correctness of generated alerts.Monitoring and reporting on the availability of systems and the level of agreed KPIs.Preparation of reports on the state of test environments and systems.Introduction and verification of changes in the business and technical configuration of systems, including products, equipment, promotions, price lists and warehouse transactions.Preparation and pseudonymization of data used in tests.Improve CI/CD and automation processesWriting plugins that extend the basic functionality of the tools usedYour ProfileVery good knowledge of the principles of distributed IT systems and the relationships between applications, services, APIs, databases and infrastructure components;Practical experience in monitoring extensive test environments involving at least several dozen interdependent systems;Ability to create tests that check API, SQL/NoSQL databases, jobs, GUI etc.Ability to create tests that check both individual process steps and the entire e2e processes (integrating different technologies/methods)Ability to write queries, scripts for automated tests to databases: Oracle, Postgress, MongoKnowledge of Java or Groovy and experience in maintaining or developing scripts and monitoring tools. Good knowledge of Selenium, Restassured, CucumberPractical knowledge of tools such as Postman, Bruno, SoapUI, PuTTY, WinSCP, IntelliJ, PyCharm, SQL Developer, DBeaver or pgAdmin.SOAP /JMS - knowledge of XML syntax, verification of answers, logs.REST- knowledge of RESTAPI calls, JSON, log verification, responsesUsing Elastic search to analyze the correctness of processed requests throughout the verified processAbility to think analyticallyJira at the level of dashboards, bugtracking, test plans and test executionKnowledge of server environments and databases (Windows/Linux, SQL, understanding of application architecture)Knowledge of the basics of application security, data protection and pseudonymization.Experience working with business or technical configuration of systems, e.g. price lists, promotions, devices or warehouse transactions.Good communication and collaboration with different business teams, analysts, OPS, DEV, testing, networkExperience in integrating systems with AI/LLM services through APIs; knowledge of Amazon Bedrock, calling tools by model or MCP will be an added asset,