Vendors management: technical meetings organization and leading, open issues tracking, technical aspects negotiations like new features (eg. defining feature requests), finding solutions of discovered issues, new deployments design
Taking part in working groups: e2e design WG, cLab design WG, 5G roaming design WG, etc. (SCP group design discussion, 4G/5G handover issue, 2G sunset, etc.)
Technical leading of signalling projects in Lab environment: 5G SEPP (including integration with 5G core, testing tools), DSC in cnf design and deployment, etc.
Close cooperation and supporting NatCo in the area of signalling technology (4G and 5G)
requirements-expected :
Experience as a Telco System Engineer / Designer, or experience as a Technical Product Manager (preferably in Core Network domains)
Fluency in English (spoken & written)
4G signalling: Diameter (DRA, DEA, SFW)
5G signalling: HTTP/2 (SEPP, SCP, SFW)
Roaming (4G & 5G)
Understanding of VNF/CNF, encryption, interworking, automation, integrations
Broad overview of mobile core network architecture
Excellent coordination and communication skills
Ability to lead cross‑functional teams
Proactive problem‑solving attitude
offered :
Friendly and open work environment.
Competitive salary and additional benefits.
Strong development opportunities within T-Mobile/T-Hub.
Access to training platforms and modern technologies.
Possibilities of flexible hybrid work from anywhere in Poland.
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
