Voice E2E Devops Engineer

Deutsche Telekom Pan-Net s.r.o.

Job ID:
Employment Type:
Full Time - Regular
Job Level:
Languages Required:
Experience Required:
3-5 years

Job Description


  • Requirements analysis, test approach/strategy, test planning, test scheduling, E2E Voice test execution
  • Configure and manage test environments and test data
  • Works closely with development team members to drive rapid resolution of identified issues and provide internal department support
  • Assist in troubleshooting issues
  • Responsible for Defect and Test reporting to VoXX DevOps team
  • Develop and execute system level, functional and non-functional, integration, regression, system, exploratory and performance tests
  • Develop and employ testing strategy and tools based on interactions with feature architects and software engineers, based on 3GPP standards and customer requirements.
  • Write and run automated tests.
  • Build automated test environments.
  • Liaise with the stakeholders to explore and suggest appropriate testing strategies and solutions.
  • Regular interfacing with vendors
  • Responsible for quality validation, defect triage discussions and handling the technical queries or issues etc.
  • Engage in continuous integration, continuous deployment and continuous testing of infrastructure and services.
  • Prepare and continuously improve technical documentation
  • Troubleshooting and debugging skills using tools like Wireshark
  • Test Execution and management tools: HP QC. etc


Job requirements

Professional skills:

  • University degree in Technical area (Computer Science, Telecommunication Engineering, Information Systems or related field)
  • Experience with virtualization technologies in Linux based environments (hypervisor and/or container-based virtualization)
  • Good understanding of TCP/IP networking and network security
  • Experience in one or more of the following DevOps tools: Gitlab, Jenkins, Chef, Puppet, Git, Gerrit, Ansible


Social skills:

  • Self-motivated
  • Highly collaborative team player
  • Critical thinker and problem-solving skills
  • Flexibility to travel
  • Excellent written and oral communication skills, resourcefulness and initiative
  • Strong analytical and conceptual skills
  • Ability to handle confidential and highly sensitive information


Specific skills (Methods, trends, language, knowledge):

Experience in one or more of the following areas

  • Public/Private Cloud Architectures (Openstack)
  • Linux/Unix operating system knowledge and shell scripting.
  • Working within an Agile environment a plus
  • IP protocols
  • Familiarity with one or more scripting/programming languages and/or tools such as: C++, C, MySQL, Perl, JAVA, Python is a big plus.
  • CI/CD processes and tools (GitLab, Ansible, Kubernetes, Tosca, Jenkins, Maven)
  • Strong Protocol Knowledge of SIP, Diameter, INAP, SOAP, LDAP, Camel
  • Working knowledge in CS core and IMS domains, mainly in VoLTE/VoWiFi, SIP
  • Hands-on experience in platforms like Linux
  • English language - fluent (excellent verbal and written communication skills)




Data Privacy Information and Consent with Processing of Personal Data


By replying to the job offer, I hereby grant company Deutsche Telekom Pan-Net Greece EPE., with its registered seat at 59-61 Agiou Konstantinou street, 15124, Amaroussion, Attica, Greece, ID No.: 134112901000 / 300378 (the “Company”) the consent with processing of my personal data in the following scope: academic title, name, surname, photography, contact details (e-mail address, address, phone number), information about achieved education, previous working experience, other information that are included in my CV/motivation letter, and so for the purpose of participation in a selection process for the job position that I am applying for. This consent is granted for definite period of 6 months.

My personal data will not be subject to automated decision making and profiling. My personal data will be provided only to the following recipients within Deutsche Telekom AG Group: Deutsche Telekom Services Europe GmbH, Friedrich-Ebert-Allee 140, D-53113 Bonn, Germany; Deutsche Telekom Services Europe Romania S.R.L., 319G Splaiul Independentei, Bucharest, Romania; Deutsche Telekom AG, Friedrich-Ebert-Allee 140, D-53113 Bonn, Germany; Deutsche Telekom Pan-Net s.r.o., Jarabinková 1, 821 09 Bratislava, Slovak Republic. My personal data will not be transferred to third countries.

In connection with the processing of my personal data the Company provides me with the following information:

Please be informed that you have the following rights: (i) to request access to your personal data, (ii) to correct your personal data, (iii) to delete your personal data, (iv) to limit the processing of your personal data, (v) to object processing of your personal data, (vi) to the portability of your personal data, (vii) to file a complaint with the competent supervisory authority, (viii) to withdraw your consent with processing. Please note that processing of personal data is prerequisite for participation in selection process. If you do not provide us with your consent, or if you withdraw your consent during the selection process, we cannot process your personal data and thus you cannot participate in the selection process for concrete job position.

Contact for provision of additional information about the protection and processing of your personal data is: pan-net.greece.privacy@telekom.com . Additional information about data privacy you can find on the following link.



Deutsche Telekom Pan-Net s.r.o.

Deutsche Telekom Pan-Net s.r.o. designs, operates and steers the joint pan-European network ("Pan-Net") of Deutsche Telekom. The company is a member of the Deutsche Telekom Group with head quarter in Bratislava and locations in Europe. Deutsche Telekom PanNet is building the capabilities for Deutsche Telekom’s future centralized production platform across Europe.