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Sr. Network Administrator S 4B

3301-EDM S de RL de CV: Guadalajara, Zapopan, Jalisco,MX💼 Full-time🗓 2026-09-07 → 2026-09-26

Core

Administering and supporting enterprise voice and unified communications platforms, specifically Cisco Unified Call Manager (CUCM), VOIP, and SIP trunks.

Role type

Senior Network Administrator (Unified Communications)

Builds

Enterprise voice services, call routing, and telephony infrastructure for manufacturing and warehouse sites.

Domain

Telecommunications / Unified Communications

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Cisco Unified Communications Manager (CUCM) administration, VOIP endpoint registration, SIP trunk configuration, QoS and voice quality troubleshooting, ITIL-aligned incident management, Wireshark packet analysis, legacy plant equipment support (MGCP/H.323), Microsoft Teams telephony awareness.

Preferred skills

Cisco Unity Connection, Cisco Unified Contact Center, Direct Routing migration, overhead paging integration.

Technologies

Cisco CUCM, SIP, Wireshark, ServiceNow, Microsoft Teams, MGCP, H.323

Responsibilities

User and device provisioning, dial plan configuration, call routing troubleshooting, VOIP troubleshooting with carriers, diagnosing call quality complaints, operating within ITIL change management processes, supporting voice services across multiple sites.

Seniority

Senior, hands-on IC

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