Senior Mobile Core & Roaming Engineer — Hybrid, Global Impact

Wypoon Technologies BV; Amsterdam; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Visa support

Hybrid work setup

International exposure

Job summary

Wypoon Technologies BV is seeking an experienced Senior Mobile Core & Roaming Engineer to join a leading international telecoms organization. You will operate in a complex mobile network environment, bridging hands-on engineering with platform optimisation, automation, and new mobile technologies.

In this role you will collaborate with internal teams and international roaming partners to ensure reliable, secure mobile connectivity.

Qualifications

• Strong experience in mobile telecommunications networks, preferably Mobile Core, Packet Core, or Roaming.
• Hands-on roaming experience and exposure to roaming services.
• Understanding of SS7 and Diameter signalling protocols.
• Knowledge of SIP, IP, and 3GPP interfaces.
• Hands-on experience with Linux/Unix environments.
• Experience with network monitoring and troubleshooting.
• Fluency in English.
• Willingness to participate in an on-call rotation.
• Willingness to work in a hybrid setup (approx. two days per week).

Responsibilities

• Strong professional experience within mobile telecommunications networks, preferably Mobile Core, Packet Core, or Roaming.
• Hands-on experience with international roaming and/or Mobile Core.
• Understanding of signalling protocols, particularly SS7 and Diameter.
• Knowledge of SIP, IP and 3GPP standards and interfaces.
• Hands-on experience with Linux/Unix environments.
• Experience with network monitoring, troubleshooting, configuration, and operational tooling.
• Knowledge of 4G/LTE, EPC/Packet Core, VoLTE and/or 5G Core.
• Investigate and resolve incidents within production environments.
• Strong analytical and troubleshooting skills with a proactive approach.
• Ability to work independently and make technical decisions.
• Experience collaborating with international partners.
• English fluency.
• Willingness to participate in on-call rotation.
• Hybrid work setup approximately two days per week.

Skills

Mobile telecommunications networks

Mobile Core / Roaming

SS7 & Diameter

Linux/Unix

Troubleshooting

Analytical thinking

Independent work

Tools

Telecom monitoring tools

Networking diagnostics

DevOps automation tooling

Job description

Wypoon Technologies BV is seeking an experienced Senior Mobile Core & Roaming Engineer to join a leading international telecoms organization. You will operate in a complex mobile network environment, bridging hands-on engineering with platform optimisation, automation, and new mobile technologies.

In this role you will collaborate with internal teams and international roaming partners to ensure reliable, secure mobile connectivity.