Oferta pracy

Core Signalling Senior Specialist


  • offer expired 2 days ago
  • contract of employment
  • full-time
  • senior specialist (Senior)
  • hybrid work
  • remote recruitment
  • запрошуємо працівників з України
Запрошуємо працівників з України
Роботодавець відкритий для працевлаштування громадян України


Marynarska 12



Technologies we use


  • Cloud Native

  • OpenStack

About the project

Being the leading European ICT company, Deutsche Telekom undertakes to diminish the distance between the present and the future, people and opportunities. It is our underlying role to provide digital experience to our customers by means of state-of-the-art technologies. For that, we need professionals, who are dedicated to technological advancement, and can contribute by their work to the continuous renewal of ICT.

Your responsibilities

  • Test and integration of signaling systems from 2G to 5G SA

  • Design VNF/CNF STP, Diameter Agent and 5G SEPP/SCP into Telekom cloud infrastructure

  • Test and integration of functional and non-functional requirements

  • Approve migration concept from existing signaling solution to VNF/CNF infrastructure

  • Support reparation of technical requirements for signaling systems

  • Support evaluation of responses to RFQ for new signaling technology

  • Analysis of signaling service requirements and break down to functionality requirements for Lab testing and integration

  • Definition of test infrastructure for signaling systems

  • Definition of high-level and low-level design for signaling systems

  • Definition of test scenarios for signaling systems

  • Prepare and program test cases for automated test environment

  • Define and prepare requirements and tests for CI/CD SW introduction process

Our requirements

  • Deep knowledge of Signalling Architecture and Technology

  • Deep knowledge of Core & Services integration and testing

  • Know how about architecture, protocols, and signalization in area of STP, DEA/DRA and 5G SEPP/SCP

  • Knowledge in IT/Cloud technology

  • Good knowledge of cloud operating system and orchestration such as OpenStack, Cloud Native

  • Experiences in integration and validation of VNF/CNF signaling applications

  • Experiences with orchestration of signaling applications

  • 3+ years design, testing and integration experience

  • Degree in Telecommunications and/or Computer Science or equivalent experience

  • Very structured working methods

  • Team player in a cross-cultural team environment

  • Proactive and positive attitude

  • Strong interpersonal skills

  • Excellent communication skills

  • Open minded for new ways of working

What we offer

  • Receive a wide range of fringe benefits (laptop, mobile, individual training budget, cafeteria, insurance, holiday options etc.).

  • Be eligible to our employee discount rates.

  • Work in a multinational and modern environment.

  • Arrange your working hours on your own, even opting for partial telework.

  • Continuously develop your expertise and obtain competitive professional knowledge.

  • Attend different trainings.

  • Be part of a dynamic team.

  • Benefits

  • sharing the costs of sports activities

  • private medical care

  • sharing the costs of professional training & courses

  • life insurance

  • remote work opportunities

  • flexible working time

  • corporate products and services at discounted prices

  • 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

  • platforma benefitowa

Recruitment stages

Send CV


Interview with your future Team Leader


Job offer :)


Welcome to T-Mobile :)


We are a technology company, and our goal is to create innovative solutions for individual and business clients.

At T-Mobile, we all live in a magenta world! This color is close to our hearts and means faith in the success of undertaken actions, self-confidence, and endurance.

That’s who we are as a team.

At #MagentaTeam , we focus on exchanging experiences, agile work, and quick adaptation to changes! #MagentaTeam is, above all, a mix of different competencies, experiences, personalities, temperaments, and views. And this diversity is our greatest strength.

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