T Hub - IoT Senior Specialist in Warsaw

You will work closely with IoT Operations team in Germany responsible for operational aspects of the Deutsche Telekom M2M/IoT network and services.

The task of the Service Quality Engineer is the service configuration and troubleshooting of M2M services for Business Market Europe/World-wide customers in its entire lifecycle.

Telco Engineer for ePC connectivity area (APN & IPVPN / IPSEC)Business Services

High level responsibility overview :

Coordination of troubleshooting and problem solving in multinational environment

Definition of service quality KPIs reflecting service quality and customer experience (e.g. success/response rate, response/roundtrip time, availability, stability, DL/UL speed, utilization)

Documentation of High Level E2E service architecture/chain including responsibility split

Regular updates of Knowledge Base, On-Call procedures, Expert Advices.

Being Technical contact person for internal and external partners and Customers in the area of responsibility.

Support for SLA/OLA & ITIL processes development and optimisation.

Support for E2E monitoring planning & optimisation (Sigos/GlobalRoamer).

Support for new service design and implementation – to achieve operational readiness before commercial service launch.

Daily tasks overview :

Analysis of customer incidents using various network tools (e.g. Elastic/Protocol Analyzer).

Analysis of service behavior based on available monitoring and performance counters.

Handling of incident / problem tickets in SM / CRM tools (e.g. HP Service Manager)

End-to-end support of new setups/changes/cancellations between IP VPN customer and Telekom technicians. (IPSEC tunnel setup, APN setup - basic testing & troubleshooting)

End-to-End testing of IPVPN / APN connections with different test-devices and sim cards – change validation process.

Processing of orders / changes via ticket-systems (SM / CRM tools).

Processing of Jira demands/orders via Kanban/Sprint logic (Atlassian Jira / Confluence).

Preparation of the priority list for new IPVPN establishments/changes/terminations – change prioritization / backlog handling.

Maintenance and Documentation of IPVPN Setup in support systems

Other:

On-call support ability – up to 5 times per year (1 week on-call)

Maintenance during nightshift – up to 6 times per year

Business trips ability – up to 3 times a year

1-2 office days per week (Warsaw)

WHAT SKILLS WILL BE APPRECIATED? Your Profile:

Education - Bachelor studies in the Telco/IT environment, or communications engineering,

Practice - At least 2-3 years professional experience in the NT / IT environment ideally in the field of mobile data services / Internet

English - good communication skills in speech and writing

Basic - Mobile Network topology and services understanding (2/3/4/5G),

Medium - ePC background – knowledge about: APN, DNS, Radius, Diameter

Medium - networking – IP technology (e.g. IPv4, IPv6), DHCP, sub-net configuration, routing check, network issue troubleshooting, protocol analysing with Wireshark

Advanced – IPVPN / IPSEC tunnel setup and maintenance

Collaboration in international environment,

Accountable approach for a service availability and quality,

Communication with different vendors and customers

willingness to learn company‑specific tools and solutions

OUR OFFER FOR YOU

Stable employment based on employment contract,

Medical package and life insurance,

Access to training platforms: Percipio, Coursera, Rodos,

Additional day off on birthday/name day,

Free parking space,

Our offer for you:

Working at T‑Mobile’s T Hub allows you to develop in an innovative tech environment, shaping modern AI, cloud and automation solutions. You’ll collaborate within diverse, international teams and work with cutting‑edge technologies, benefiting from a culture of continuous learning and development.

No dress code - you can just be yourself here

Medical, sport and life insurance packages at preferential terms

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 he outcome of the process):

Regardless of the outcome of the process, you will get detailed feedback.

Let’s meet to better understand each other's expectations. Our screening meeting will last about 20-30 minutes. We will ask you about our areas of interest and will be happy to field any questions you may have.

Hiring Manager will receive a recommendation for your application. There’s nothing for you to do at this stage — we’ll take care of everything. During this time we process all the information we've gathered during the screening process and dig deeper into your CV.

Technical meetings with the Hiring Manager and/or team members. We will invite you to one or two project meetings to confirm that we have a ‘perfect match'. The meetings may last between 30 minutes and 90 minutes, during which time we talk to you about mutual expectations and the vision for our collaboration. You will also most likely meet your future supervisor and your teammate during this time.

At this stage, we will have decided that you are the person we want to develop our projects with. We will then come back to you with an offer of collaboration, hoping for your "yes". If for some reason, we are unable to offer you a position in our team, you will certainly receive feedback from us explaining our decision.

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