Ribbon Administrator/Ribbon Operations Engineer
Location:London, 3 months rolling Inside IR35
We are looking for experiencedRibbon Administratorswith strongoperations and support skillsto join one of our clients on a contract basis.
The ideal candidate will have hands-on experience managing and maintainingRibbon (Sonus) SBC, PSX, and EMS platforms, ensuring high service availability and performance across our voice network infrastructure.
Key Responsibilities:
* Perform day-to-dayadministration and monitoringof Ribbon network elements (SBCs, PSX, EMS).
* Conducthealth checks, manage alarms, troubleshoot faults, and ensure network stability.
* Implementconfiguration changes, software upgrades, and capacity expansions.
* ManageSIP trunk configurations, routing, and policy ruleson Ribbon systems.
* Work with engineering and project teams fornew service deploymentsand integrations.
* Coordinate withRibbon TACand internal teams for incident resolution and root cause analysis.
* Maintain accuratedocumentationof configurations, procedures, and change logs.
* Participate in a24x7 on-call rotationfor critical incidents and planned maintenance.
Requirements:
* Hands-on experiencewith Ribbon SBC 5k/7k/SWe, PSX, and EMS systems.
* Strong understanding ofSIP, RTP, VoIP, and routing policies.
* Familiarity withLinux-based systemsand basic Scripting (bash/Python preferred).
* Experience invoice core operations,SIP trunking, orcarrier interconnect environments.
* Ability to troubleshoot complex signaling and media issues.
* Excellent communication, documentation, and problem-solving skills.
Preferred Qualifications:
* Ribbon Certified Support Engineer (RCSE)or equivalent certification.
* Knowledge ofIMS, VoLTE, or IP voice core architectures.
* Experience withmonitoring tools(eg, Splunk, SolarWinds, Nagios).
* ITIL certificationis a plus.
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