Publication date : Sep 28, 2026, 12:00AM Join us at Orange Business! We are a network and digital integrator that understands the entire value chain of the digital world, freeing our customers to focus on the strategic initiatives that shape their business. Every day, you will collaborate with a team dedicated to providing consistent, sustainable global solutions, no matter where our customers operate. With over 30,000 employees across Asia, the Americas, Africa, and Europe, we offer a dynamic environment to develop and perfect your skills in a field filled with exciting challenges and opportunities. ¿Operational Role: Serve as the primary contact for Build, configure, and provide day-to-day operational support for Microsoft Teams UCC solutions and AudioCodes SBC infrastructure across global sites, based on defined SOPs, ensuring immediate escalation to the L3 SME/competent authority to protect uptime. ¿Implementation Role: Serve as the technical deployment owner for new implementations, migrations, and greenfield rollouts of Microsoft Teams Enterprise Voice and AudioCodes SBC infrastructure across global customer sites. Key SPOC for •Operational support for Incident, Change and Problem tickets involving Teams Direct Routing, SBC, SIP signalling, and call-routing issues. •Microsoft Call Quality Dashboard (CQD) and Real-Time Analytics to investigate jitter, packet loss, and latency trends •Analyze SIP traces, ladder diagrams, and firewall traffic to isolate and fix call routing errors. •Documentation and reporting — contributing to LLDs, SOPs, RUN BOOKs,configuration records & Knowledge management (KEDB). •Functions as the primary liaison to third-party telecommunication providers for circuit outages, porting issues, and SIP trunk maintenance. •Responsible of Systematic backup of all SBCs and storage in central repository. Build and support of Microsoft TEAMS, AudioCodes SBC, including integration with IP PBX and third-party solutions. Participate in Change management, assess Risk and Impact; prepare and review change requests Take initiatives in learning, certifications & evaluating new UC technology & tools Support technical knowledge transfer & awareness sessions on best practices within the team Analyze customer problems and formulates plans to implement to obtain resolutions. Rich hands-on experience of build, configuration, and troubleshooting of Microsoft Teams, and AudioCodes SBC (Mediant/vE-SBC), including SIP trunk, routing, licensing, firmware, and security configuration. Working knowledge of SIP, RTP/SRTP, and VoIP protocols, data networking, PSTN protocols, TCP/IP and Windows OS, along with structured voice troubleshooting methodology. Hands on experience (build and manage) on Microsoft UCC (On-premises, Hybrid and Online) ¿Fully competent with Microsoft TEAMS with enterprise voice features, including the Teams/M365 admin center. ¿PowerShell administration (creating and applying various policies, using CSV’s etc.) ¿Exchange UM administration - Dial plan creation, Auto Attendant configuration, UM-enabling ¿TEAMS administration (licensing, calling plans, creating custom dial plans, creating and assigning various global and user level policies, building call flows, CQD etc.) ¿Knowledge of AudioCodes E-SBC/vE-SBC, AudioCodes EMS/OVOC, AudioCodes Mediant Gateways and Analog Media Packs, including SIP trunk, routing tables, TLS/SRTP security profiles, and certificate management. ¿Sound understanding of integration with Oracle SBC, AudioCodes SBC & other IP PBX devices ¿Experience with Microsoft Security and Compliance functionality within Office 365 a plus. Clear verbal and written reporting of technical issues and project deployment milestones to non-technical stakeholders. Discipline to manage ticket queues, meet defined response times, and prioritize operational tasks effectively. Proven experience troubleshooting and resolving network issues (QoS, jitter, latency, codec negotiation) impacting voice quality, in coordination with network/SD-WAN teams. Position will require to work in rotational shifts to support 24 * 7 operations/project assignments. You bring passion, energy, taste for exploration and adaptability. You seek the opportunity to expand your knowledge and develop new skills. • Global Opportunities: Work in multi-national teams with opportunity to collaborate with colleagues and customers from all over the world. • Flexible Work Environment: Flexible working hours and possibility to combine work from office and home (hybrid ways of working). • Professional Development: training programs and upskilling/re-skilling opportunities. • Career Growth: Internal growth and mobility opportunities within Orange. • Caring and Daring Culture: Health and well-being programs and benefits, diversity & inclusion initiatives, CSR and employee connect events. • Reward Programs: Employee Referral Program, Change Maker Awards. At Orange, only your skills matter. Regardless of your age, gender, background, origin, religion, sexual orientation, disability, neurodiversity, or appearance, we actively encourage diversity within our teams, as it is a collective strength and a driver of innovation. Orange is a disability-inclusive employer: please feel free to let us know about any specific needs you may have.