Senior Mobile Core and Roaming Engineer

Position: Senior Mobile Core and Roaming Engineer (Relocation Provided)
We are looking for an experienced  Senior Mobile Core & Roaming Engineer  to join one of our clients, a leading international organisation in the telecommunications industry. You will become part of a specialised engineering team responsible for international roaming, mobile core networks, signalling, security, and ensuring the reliability of critical mobile services.

In this role, you will work at the heart of a  complex mobile network environment , combining hands-on operational engineering and complex troubleshooting with platform optimisation, automation, and the implementation of new mobile technologies.

You will collaborate closely with internal engineering teams and  international telecom and roaming partners  to ensure reliable and secure mobile connectivity.

Why Join Us?
At Wypoon Technologies, you will work on dynamic projects for industry leaders such as  Heineken, ING, ASML, Philips, and Shell , tackling exciting challenges and delivering tailored enterprise solutions.

Here’s what makes us stand out:

Impactful Work :
Shape the future of our clients’ digital landscapes.

Innovative Environment :
Collaborate within a supportive team that values learning and growth.

State-of-the-art technology :
Access the latest tools and platforms.

Global Opportunities :
Dreaming of living and working in the  Netherlands or Belgium?  We provide full support with visa processes, making your transition smooth and hassle-free!

What You’ll Be Doing

Strong professional experience within  mobile telecommunications networks , preferably within  Mobile Core, Packet Core, or Roaming  environments.

Hands-on experience with  international roaming  and/or strong Mobile Core experience with clear exposure to roaming services.

Strong understanding of telecommunications signalling protocols, particularly  SS7 and Diameter .

Knowledge of additional protocols and technologies such as  SIP, INAP, IP, and relevant 3

GPP standards and interfaces .

Hands-on experience working with  Linux and/or Unix  environments.

Experience with network monitoring, troubleshooting, configuration, and operational telecommunications tooling.

Knowledge of  4G/LTE, EPC/Packet Core, VoLTE and/or 5G Core  technologies.

Proven ability to investigate and resolve complex incidents within  business-critical production environments .

Strong analytical and troubleshooting skills combined with a proactive approach.

Ability to work independently, take ownership, and make technical decisions when required.

Experience collaborating with multidisciplinary engineering teams and external telecommunications partners.

Professional fluency in  English .

Willingness to participate in a periodic  on-call rotation .

Ability to work in a  hybrid setup, approximately two days per week .

Nice to Have

Experience with telecom fraud prevention, fraud detection, or signalling security.

Experience with telecommunications monitoring or signalling platforms such as Tekelec, Radcom, Datamon, or comparable solutions.

Experience with automation, scripting, or operational tooling within a Dev Ops environment.

Experience working directly with international carriers, roaming partners, or other telecommunications providers.

Hands-on exposure to VoLTE roaming and/or 5G roaming.

About You
You are an experienced telecommunications engineer who enjoys solving complex technical challenges and taking ownership in business-critical environments. You combine a hands-on operational mindset with a drive to continuously improve and automate, and you are comfortable collaborating with both technical teams and international partners.

Join Wypoon Technologies, where your expertise will thrive, your ideas will be valued, and your career will reach new heights.

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