Orange
Website:
orange.com
Job details:
Role Description
The Roaming & Signaling Operations Engineer is responsible for monitoring, troubleshooting, and resolving signaling and roaming issues across SS7 and LTE/Diameter networks.
The role involves analyzing incidents from global customers, investigating SMS and roaming signaling flows, and ensuring network stability through proactive monitoring and collaboration with internal technical teams and international partners.
Incident Management & Operations
Manage incoming incidents and email requests from global customers and partners.
Identify, analyze, and resolve Critical, Medium, and Low priority incidents related to signaling and roaming services.
Define escalation procedures and traffic overflow strategies during major outages.
Monitor roaming traffic and proactively detect potential service issues.
SS7 Signaling Operations
Identify and troubleshoot SS7-related cases such as:
SMS issues
Link failures
SAI/UL signaling issues
Investigate signaling traffic transiting through the STP.
Analyze complex SS7 traces including:
SMS control
Steering
SMS roaming information
Understand and troubleshoot SS7 call flows related to network attachment processes.
Manage GT-based routing and GT overflow scenarios.
Monitor SMS services including A2P and P2P traffic and detect problematic destinations or routes.
LTE / Diameter Signaling Operations
Identify and troubleshoot LTE signaling issues, including:
Link failures
AIR / ULR related problems
Analyze Diameter call flows for LTE attachment procedures.
Monitor LTE roaming signaling KPIs using analytical tools.
Use DSR Observer tools for:
Configuration rules
Traffic measurements
QoS monitoring by the operator
Understand and troubleshoot GTP-C signaling.
Business & Product Understanding
Maintain a strong understanding of roaming product offerings and related business implications.
Support service quality and ensure customer satisfaction through effective incident resolution.
Required Skills & Qualifications
Technical Skills
Strong knowledge of SS7 signaling protocols and architecture.
Knowledge of LTE / 4G network architecture and Diameter signaling.
Experience with STP routing, links, and signaling troubleshooting.
Understanding of SMS architecture (A2P, P2P) and SMS routing.
Knowledge of GTP.
Familiarity with roaming architecture and international interconnects.
Experience using trace analysis and signaling monitoring tools.
Soft Skills
Strong analytical and troubleshooting skills.
Ability to coordinate with multiple global technical teams.
Good communication skills for incident reporting and escalation.
Understanding of business impact related to network services.
Qualifications
Good network support knowledge and experience.
Service oriented, customer-focused with good customer service skills.
Good networking/communications background.
Good interpersonal skills.
Good time management, organizational and communication skills.
Ability to work under pressure.
Ability to deal with multiple tasks.
Proactive, self-motivated and determined attitude.
Problem solving skills.
Able to cover Flexible working hours/shift patterns as and when required (24*7).
Strong proven knowledge of the Network Operations environment, systems, protocols, and services.
Excellent diagnostic and network troubleshooting skills.
Ability to understand, analyze, and resolve problems quickly.
Good interpersonal skills and the ability to communicate effectively at all levels and with all nationalities and cultures.
Proactive attitude to use his/her initiative to react quickly, to work effectively in emergencies under minimum supervision.
Self-motivated and capable of working within a strong team environment is essential. Must be fluent in the English language.
Click on Apply to know more.