Senior TTCN-3 Engineer

Senior TTCN-3 Engineer


Poland / Europe




Active development

About the Client

This project is a cooperation with a US university on developing a new-generation 911 standard for emergency communication that improves data sharing between callers, emergencies, and answering centers.

We are looking for an experienced tech specialist in TTCN-3 to join our dynamic development team contributing to the advancement of telecommunications technology.

As a Senior Engineer, you will play a critical role in our development projects focused on 3GPP mobile technologies. You will be working closely with our European development team in the design, implementation, and testing of TTCN-3-based solutions. Your expertise will be instrumental in ensuring compliance with telecommunications standards and driving the success of our projects.

Take the exciting opportunity of making an impact on the entire industry and working in a strong tech-savvy team, and apply for this role.

Key Responsibilities:

  • Collaborate with European developers on the design and implementation of the TTCN-3-based solutions for 3GPP mobile technologies.
  • Develop and maintain test suites using TTCN-3 to verify the functionality and performance of telecommunications systems.
  • Work closely with standardization organizations such as ETSI to ensure compliance with industry standards.
  • Participate in code reviews, design discussions, and architectural planning sessions.
  • Contribute to the continuous improvement of the development processes and best practices.


  • Proven experience as a Senior Engineer with expertise in TTCN-3 development.
  • In-depth understanding of 3GPP mobile technologies and telecommunications standards.
  • Strong programming skills in TTCN-3, as well as proficiency in C++.
  • Hands-on experience with SIP (Session Initiation Protocol).
  • Experience with test automation frameworks and tools for telecommunications testing.
  • Excellent communication and collaboration skills, with the ability to work effectively in a distributed team environment.
  • At least Intermediate English level (both spoken and written)

Preferred Qualifications:

  • Experience in working with ETSI or other standardization organizations.
  • Familiarity with Agile development methodologies.
  • Previous experience in telecommunications R&D or product development.
  • Bachelor’s degree in Computer Science, Electrical Engineering, or related field.

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