Group Roaming Engineer - MI
Axian Group
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� Location: Local position within an AXIAN OpCo
� Company: Silver Links (AXIAN Group)
ðŸ-‚ Employment Type: Full-time, Permanent
ðŸ-£ Languages: Fluent English required; working proficiency in French preferred🎯 About the Role
Silver Links—responsible for roaming relations and services across the AXIAN Telecom Group—is seeking a Group Roaming Engineer (GRE). Reporting to the Head of Group Roaming, you will help develop and maintain roaming coverage for all AXIAN affiliates by running IREG/TADIG and retail-offer tests using a remote testing tool.� Key Responsibilities
Manage the remote testing tool for all validation campaigns.
Execute IREG/TADIG tests across AXIAN affiliates.
Run retail roaming-offer tests to verify customer experience.
Configure IREG network nodes (2G/3G/4G/5G/VoLTE parameters).
Analyze signaling traces and troubleshoot roaming issues.
Perform GRQ tests (Global Roaming Queries).
Verify subscriber profiles in HLR/HSS and CBS systems.
Read IN/CBS data to investigate and resolve customer complaints.
Report test results and KPIs to the Head of Group Roaming and OpCo teams.� Collaboration & Work Environment
Liaise with OpCo roaming managers and retail commercial teams to schedule and validate tests.
Coordinate with Group Roaming colleagues (GRPM & GRCC) on reporting requirements and IREG identification.
Interface with vendors, third-party providers, and partners (DCH/TADIG, SCCP/IPX) for trace analysis.
Support OpCo technical teams in IREG setup and trace access when direct access isn’t available.🧠Your Profile
Education: Master’s degree in Telecommunications Core Network or equivalent.
Experience:
At least 5 years in the telecom industry, responsible for achieving technical targets.
Minimum 5 years of IREG/TADIG testing and roaming node configuration.
Technical Skills:
Deep understanding of 2G/3G/4G/5G/VoLTE architectures and roaming call flows.
Proficiency in troubleshooting, trace analysis, and roaming KPI interpretation.
Soft Skills:
Strong autonomy, organization, and ability to multitask.
Excellent analytical thinking, continuous-improvement mindset, and risk management.
Outstanding communication and relationship-building abilities.
“Can-do� attitude, agility, accountability, and service orientation.
Languages: Fluent English required; French is a plus.