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Black Box

End-to-end digital infrastructure and IT services

Cisco Collaboration L2

System AdministrationConfirmed live in the last 24 hours
Full-timeBengaluru, Karnataka, IndiaNo salary listedIn-person

About the Job

Requirements

  • Basic experience troubleshooting telecommunications equipment and technologies, including ISDN T1 and E1.
  • Strong understanding of voice protocols including SIP, MGCP, SSCP, H.323, RTP, and RTCP.
  • Strong understanding of networking concepts including TCP/IP, DNS, DHCP, and TFTP.
  • Strong knowledge of Cisco Collaboration products, including Cisco Unified Communications Manager, Cisco Unity Connection, Cisco IM & Presence, Cisco Voice Gateways, and Cisco Expressway.
  • Proficiency with monitoring and troubleshooting tools such as RTMT and Dialed Number Analyzer.

Responsibilities

  • Monitor and maintain the health of Cisco unified communication systems 24/7 as part of a scheduled roster.
  • Maintain VoIP systems, ensuring high availability and optimizing communication solutions.
  • Provide Level 2 remote technical support for Cisco UC products and services to end users.
  • Manage tickets and incident, problem, change, and development requests via ITSM.
  • Isolate problems and fix them or escalate them to the next level in a timely manner, ensuring timely updates.
  • Work with Cisco TAC and other vendors or service providers until resolution.
  • Troubleshoot and resolve issues related to voice, video, and messaging systems.
  • Participate in regular meetings and discussions to review incidents, changes, and releases, providing insights and recommendations for improvement.
  • Perform change and release management activities, including planning, testing, and implementing changes to Cisco UC environments.
  • Document configurations, processes, and system changes.
  • Perform other duties as assigned.

Desired Qualifications

  • Familiarity with cloud-based voice solutions such as Microsoft Teams Voice, Webex, or Zoom Phone.
  • Certifications such as CCNA Collaboration, CCNP Voice, or equivalent.

About the Company

Black Box

End-to-end digital infrastructure and IT services

Black Box provides digital infrastructure solutions for large enterprises and public-sector clients, designing, integrating, and managing IT environments. It offers services and products across networking, data centers, cybersecurity, unified communications, and digital workplace, along with consulting, project management, and managed services to design, deploy, and operate systems. The company differentiates itself as a vendor-agnostic integrator with a global delivery footprint, offering end-to-end capabilities from initial design to ongoing support. Its goal is to help organizations build scalable, reliable digital infrastructure across distributed locations to support modern operations.

Company size
Not listed
Company stage
IPO
Headquarters
Plano, TX
Founded
1976

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