T Hub - Security Engineer IAM with German (One Identity Manager)
Offer summary

(Summary generated by AI based on the full job description)

The project involves Identity and Access Management (IAM) using the One Identity Manager (Quest) platform. Key technologies include SQL, Microsoft SQL Server, VB.NET, Angular, Windows Server, Active Directory. Responsibilities cover installing, configuring, and administering the IAM platform, system integrations, designing and optimizing IAM processes, troubleshooting incidents, preparing technical documentation, and supporting testing activities. English and German language skills at B2 level are required.

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T Hub - Security Engineer IAM with German (One Identity Manager)

Company: T-Mobile

from: 11 August 2026
to: 10 September 2026
salary not specifiedcontract of employment (full-time)
Offer parameters
level:mid
working mode:remote
Warszawa, Mokotów
Warszawa, MokotówMarynarska 12View on map

Requirements

Operating system

Windows

Our requirements

  • Minimum 1 year of hands-on experience with One Identity Manager (Quest).
  • Strong analytical and problem-solving skills with the ability to troubleshoot complex technical issues.
  • Knowledge of SQL, preferably with Microsoft SQL Server.
  • Basic software development knowledge, ideally in VB.NET or Angular.
  • Understanding of Microsoft Windows environments, including Windows Server and Active Directory.
  • Completed education in Information Technology (System Integration, Application Development) or a comparable qualification.
  • interest in Identity and Access Management (IAM) technologies and processes.
  • English and German language skills at B2 level or higher (ability to participate in technical discussions).

Your responsibilities

  • Install, configure, administer, and operate the One Identity Manager (Quest) platform.
  • Analyze system errors, investigate incidents, and identify solutions using technical documentation and vendor support.
  • Configure and maintain integrations between the IAM platform and target systems/applications.
  • Design, implement, and optimize IAM functionalities, workflows, and business processes.
  • Collaborate with requirements engineers and support role modeling activities within the IAM environment.
  • Prepare and maintain technical documentation, system configuration records, and end-user documentation.
  • Support testing activities related to interfaces, new functionalities, and process improvements.
  • Monitor the IAM environment and ensure stable platform operations.
Company

What we offer

Working at T Hub will offer you an unique and highly rewarding experience on IT market. As a leader in the telecommunications industry, we do not only provide a platform to hone your technical skills but also empower you to be a catalyst for innovation.
You'll have the opportunity to work at the forefront of modern technologies, from 5G to IoT and AI, shaping the future of connectivity.

Benefits

  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of foreign language classes
  • sharing the costs of professional training & courses
  • life insurance
  • flexible working time
  • corporate products and services at discounted prices
  • integration events
  • mobile phone available for private use
  • no dress code
  • parking space for employees
  • extra social benefits
  • sharing the costs of tickets to the movies, theater
  • holiday funds
  • birthday celebration
  • sharing the costs of a streaming platform subscription
  • employee referral program
  • charity initiatives
  • extra leave
  • Benefit Platform

Recruitment stages

  • 1.
    Let’s meet to better understand each other's expectations.
  • 2.
    Hiring Manager will receive your application after meeting.
  • 3.
    Technical meetings with the Hiring Manager and/or team.
  • 4.
    Time to decide!

T-Mobile

Working at T-Mobile’s T Hub will offer you an unique and highly rewarding experience on IT market. As a leader in the telecommunications industry, T-Mobile not only provides a platform to hone your technical skills but also empowers you to be a catalyst for innovation. You'll have the opportunity to work at the forefront of cutting-edge technologies, from 5G to IoT and AI, shaping the future of connectivity. Our commitment to fostering a diverse and inclusive workplace means you'll collaborate with a wide range of talented professionals, learning and growing together. T-Mobile encourages a culture of continuous learning and development, offering mentorship and support to help you thrive in your career.

This is how we work

T Hub - Security Engineer IAM with German (One Identity Manager)
I apply to:
T-Mobile
Warszawa, Mokotów
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