Network Voice Eng

TCS is looking for a Network Voice Eng. Work modality: Hybrid (Candidate needs to be located or relocate to Querétaro, CDMX, Guadalajara or Monterrey, it will be requested to attend office at least 3 day per week) Job summary: We are seeking a highly skilled and experienced Collaboration Engineer to work on the design, implementation, and support of enterprise collaboration solutions across our global environment. This role demands deep technical expertise in Cisco and Avaya voice technologies, including Cisco Call Manager (CUCM) On-Prem, Call Manager Express, Webex Calling, Expressway, and Avaya Communication Systems. Experience with Session Border Controllers (SBCs), SIP trunking, and hybrid deployments in Equinix or similar environments is also required. Required Skills and Qualifications: Advanced English ( mandatory) 5 years of experience in enterprise collaboration/voice environments. Deep knowledge of Cisco CUCM (On-Prem & Cloud), CME, Webex, and Expressway. Strong understanding of Avaya Communication Manager and related VoIP technologies. Experience with SIP, SBCs, and voice security. Familiarity with Equinix environments or other data center voice deployments. Cisco certifications (e.g., CCNP Collaboration, CCIE Collaboration) are a strong plus. Excellent troubleshooting, documentation, and communication skills. Experience integrating collaboration tools with Microsoft Teams or other platforms Main activities: Provide operations support for Enterprise LAN, WAN, Wireless, Security, Data Center, and Architect and implement collaboration solutions using Cisco and Avaya technologies. Design and support Cisco Unified Communications (CUCM) both on-premise and in the cloud. Configure and troubleshoot Call Manager Express, Webex Calling, and Expressway environments. Work with Session Border Controllers (SBCs) to ensure secure and compliant voice integrations. Migrate legacy Avaya infrastructure to modern Cisco cloud platforms. Collaborate with networking and infrastructure teams, especially in Equinix-hosted environments. Develop documentation, standards, and best practices for voice/collaboration infrastructure. Provide Tier 3 support and act as SME for collaboration-related escalations. What we offer to you: 100% payroll under law Direct contract Benefits above law Tata Consultancy Services is an equal opportunity employer, our commitment to diversity & inclusion drives our efforts to provide equal opportunity to all candidates who meet our required knowledge & competency needs, irrespective of any socio-economic background, race, color, national origin, religion, sex, gender identity/expression , age, marital status, disability, sexual orientation or any others. We encourage anyone interested to build a career in TCS to participate in our recruitment & selection process.

Location: Guadalajara, Jalisco, MX

Posted Date: 8/27/2025