VoIP Platform Engineer – SIP, SBCs & Voice Networking

Capgemini Engineering; Lisboa; Hybrid; EUR 42,000 - 66,000; Full time

Benefits offered by this job

Health and life insurance

Referral program with bonuses

Job summary

Capgemini Engineering is seeking an experienced VoIP Operations Specialist to operate and support VoIP platforms, ensuring high availability and service quality. You will monitor performance, troubleshoot SIP signaling issues, and collaborate with cross-functional teams on maintenance and upgrades.

Required experience includes SIP, Oracle/Huawei SBC, BroadSoft/CISCO, and IP networking. Fluent English is essential, with Spanish a plus; hybrid work arrangement offered.

Qualifications

• Experience in operation and support of VoIP services and platforms.
• Knowledge of SIP signaling, voice routing, and VoIP interconnection services.
• Experience with Oracle SBC and Huawei SBC environments.
• Familiarity with BroadSoft/CISCO voice platforms.
• Knowledge of Huawei NGN and Ericsson MPS platforms.
• Understanding of IP networking technologies, including Cisco, Huawei, and Linux environments.
• Experience with A10 Load Balancers and DNS services supporting voice infrastructures.
• Strong troubleshooting and analytical skills.
• Experience in telecom service provider environments.
• Fluent in English; basic Spanish is desirable.

Responsibilities

• Operate and support VoIP platforms and voice services.
• Monitor service performance and ensure platform availability and stability.
• Troubleshoot and resolve incidents related to SIP signaling, SBCs, voice routing, and service interconnections.
• Support Oracle SBC, Huawei SBC, BroadSoft/CISCO, Huawei NGN, and Ericsson MPS platforms.
• Analyze alarms, logs, and traces to identify and resolve service issues.
• Collaborate with cross-functional teams to support service continuity and incident resolution.
• Participate in maintenance, upgrades, and service implementation activities.
• Maintain operational documentation and contribute to continuous service improvement initiatives.

Skills

VoIP operations

Troubleshooting

Networking

Incident handling

Analytical skills

English fluency

Team collaboration

Tools

Oracle SBC

Huawei SBC

BroadSoft/CISCO

Ericsson MPS

A10 Load Balancers

DNS services

Linux environments

Job description

Capgemini Engineering is seeking an experienced VoIP Operations Specialist to operate and support VoIP platforms, ensuring high availability and service quality. You will monitor performance, troubleshoot SIP signaling issues, and collaborate with cross-functional teams on maintenance and upgrades.

Required experience includes SIP, Oracle/Huawei SBC, BroadSoft/CISCO, and IP networking. Fluent English is essential, with Spanish a plus; hybrid work arrangement offered.