Voice Core Engineer Lisboa

Voice Core Engineer
Lisboa
Lisboa, Lisboa, Portugal

Prime
IT is an international company with more than 18 years of experience delivering the best solutions in a wide range of services:

Team-as-a-Service, Team Extension, Managed Services, Nearshore and Custom Software Development.

We operate in 3 main sectors – IT, Telecom & Engineering – and have a team of more than 2360 Primers involved in the development of projects all across the globe.

With 19 offices, 2 Talent Hubs (Brazil and Vietnam) and a presence in over 50 cities worldwide, we enhance our partners’ businesses with a different attitude based on the highest quality standards, the most advanced technology, and the best professionals in the sector.

? We are looking for a Voice Core Engineer to support projects in mobile and fixed voice networks, focusing on IMS, Vo
LTE, and Vo
Wi
Fi solutions.

What are we looking for?

✔ Degree in Telecommunications Engineering or equivalent

✔ Experience with mobile voice and IMS networks (e. G. , Vo
LTE, Vo
Wi
Fi)

✔ Knowledge of SIP, RTP, MGCP, Diameter protocols

✔ Experience with network elements like CSCF, SBC, MGW, HSS, TAS

✔ Strong troubleshooting skills for voice call issues

✔ Knowledge of fixed voice networks (NGN/IMS) is a plus

✔ Proficiency with analysis tools such as Wireshark

✔ Fluent in Portuguese and English – both written and spoken

What do we offer?

? Integration into a global company with international projects

? Involvement in
- impact, complex technology initiatives

? Career progression and continuous development opportunities

? Work within collaborative and experienced multidisciplinary teams

? Hybrid working model in Lisbon – 2 days per week onsite

? Send your CV to tmonteiro@primeit. pt and take the next step in your career with us!