T-Hub - Technology Specialist (Supply Chain Expert)

T-Hub - Technology Specialist (Supply Chain Expert) How to avoid professional compromises? Choose once and for all to

ENTER SUPERPOSITION

Form of Employment: Contract of Employment

**Location: Warsaw/**Remote/Hybrid work model

Have you ever asked yourself whether you'd rather work in a big-tech, software house or startup? At home or in the office? In international teams or polish? At T Hub, there's one answer - YES!

T Hub Poland is a dynamic, forward-thinking division in T-Mobile Poland, where technology matters! It’s a place where best talents converge to ideate, prototype, and implement cutting-edge solutions in international projects held in Deutsche Telekom Group.

What tasks await you?

• Provide operational support for applications within the Connected Supply Chain portfolio.
• Manage incidents, service requests, problems, and changes to ensure application stability and performance.
• Troubleshoot application, database, server, interface, and performance issues across the application landscape.
• Coordinate resolution activities with Product, Cloud & Hosting, Security, vendors, and other support teams.
• Maintain and support application environments across production, test, cloud, and on-premise setups.
• Manage application infrastructure, including servers, SQL databases, .NET services, operating systems, and application migrations.
• Ensure application reliability through monitoring, maintenance, backup, recovery, and disaster recovery readiness activities.
• Administer user access, service accounts, Active Directory groups, application registrations, Single Sign-On (SSO), and Entra ID/Azure AD configurations.
• Coordinate SSL certificate renewals, authentication changes, and security-related activities.
• Support application deployments, upgrades, patches, hotfixes, and production releases through established change management processes.
• Validate technical changes and perform production readiness checks before deployment.
• Drive continuous improvement by enhancing monitoring, automation, standardization, and operational processes.
• Maintain technical documentation, service procedures, and support knowledge.
• Collaborate with external vendors and service providers to ensure effective support and service continuity.
• Assess and support application modernization, upgrade, and migration initiatives. What skills will be appreciated?

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• Bachelor’s degree in Information Technology, Computer Science, Business Information Systems, or a related field.
• Experience in application support, application administration, or IT operations within enterprise environments.
• Strong knowledge of incident, problem, and change management processes, preferably using ServiceNow or a similar ITSM platform.
• Hands-on experience supporting business-critical applications, databases, and server environments.
• Good understanding of SQL Server, Windows Server administration, and .NET-based applications.
• Experience with Microsoft Entra ID (Azure AD), Active Directory, Single Sign-On (SSO), and identity and access management processes.
• Familiarity with SSL certificates, authentication mechanisms, and security best practices.
• Knowledge of cloud and on-premises application environments and infrastructure.
• Experience supporting application deployments, upgrades, patching, and migration activities.
• Strong troubleshooting and analytical skills with the ability to identify root causes and drive issue resolution.
• Experience working with external vendors and cross-functional technical teams in an international environment.
• Strong communication and stakeholder management skills, with the ability to explain technical concepts to non-technical audiences.
• Proactive mindset with a focus on continuous improvement, automation, and operational excellence.
• Ability to manage multiple priorities in a dynamic and fast-paced environment.
• Professional proficiency in English.

Nice to Have

• ITIL Foundation or other IT Service Management certifications.
• Experience with enterprise Supply Chain, Manufacturing, or Logistics applications.
• Experience supporting SaaS platforms and cloud migration initiatives.
• Knowledge of application portfolio management, licensing, and vendor management practices. Our offer for you

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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

• No dress code

  • you can just be yourself here

• Medical,

sport and life insurance

packages at preferential terms

• Access to: Percipio, Coursera, Rodos learning platforms

• Access to our products and

services at preferential terms

• Employment contract-based cooperation

• Know Talent - receive training

or financial bonus for

recommending new

employees

What will your recruitment process be like?

A fair approach to all people who want to join T Hub means that:

• The recruitment process is transparent;
• Our recruitment decision is based solely on an assessment of your skills (your race, skin color, sexual orientation, gender identity, origin, disability, political view, appearance, or religion will not have any influence on yhe outcome of the process);
• Regardless of the outcome of the process, you will get detailed feedback. Who are we?

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We're one of the four European technological hubs of the Deutsche Telekom group, to which T-Mobile belongs. Thanks to this, you have the opportunity to work on global projects as well as collaborate with business partners from various industries. Whether it's automotive, security, banking, or countless other options - be sure to explore them all!