Manager - Customer Service Operations

Tata Communications · Pune Division

  • Experience7–10 yrs
  • SalaryNot disclosed
  • Work modeonsite
  • Levelexecutive
  • Posted1 Oct 2026
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About Tata Communications

Tata Communications is hiring in Pune Division in telecom. This role looks for around 7+ years of experience.

Skills

  • Cisco ISE
  • Cisco Wireless
  • Cisco Meraki
  • RADIUS
  • TACACS+
  • EAP-TLS
  • PEAP
  • 802.1X
  • MAB
  • Posture
  • BYOD
  • Guest
  • Profiling
  • Cisco WLC
  • AireOS
  • Cisco IOS XE
  • Meraki Dashboard
  • VLANs
  • PKI
  • Active Directory
  • LDAP
  • MDM
  • Packet capture
  • RADIUS logs
  • Debugging
  • Wireless LAN
  • RF
  • SSID security
  • Certificates

The role

A network security engineer at a telecommunications company deploys Cisco ISE, wireless authentication, and enterprise NAC, integrating secure access across wired, wireless, and cloud-managed environments. Cisco Wireless and Cisco Meraki administration support L3 escalation, troubleshooting, and access design.

Full job description

About The Company

Tata Communications Redefines Connectivity with Innovation and IntelligenceDriving the next level of intelligence powered by Cloud, Mobility, Internet of Things, Collaboration, Security, Media services and Network services, we at Tata Communications are envisaging a New World of Communications

Role: NAC (Cisco ISE) L3 Engineer / SME

Location: Pune

Experience: 7–10+ years (3–5 years Cisco ISE mandatory)

Job Summary

Hiring an experienced Cisco ISE L3 Engineer with strong hands-on expertise in Cisco ISE, Cisco Wireless (WLC 9800/AireOS), and Cisco Meraki (MR/MX/MS). Role involves enterprise NAC deployment, L3 escalations, secure access design, wireless authentication troubleshooting, and integration across wired, wireless, and cloud-managed environments.

Key Responsibilities

Deploy & troubleshoot Cisco ISE (802.1X, MAB, Posture, BYOD, Guest, Profiling).Provide L3 escalation for NAC, Cisco Wireless, and Meraki incidents.Integrate ISE with Cisco WLC and Meraki Dashboard for secure access.Troubleshoot wireless 802.1X authentication, RADIUS, certificate issues.Manage Cisco Wireless (9800/AireOS) & Meraki WLAN/Security setups.Create HLD/LLD, SOPs, RCA, and follow ITIL processes.

Required Skills

Cisco ISE (PAN/PSN/MnT), RADIUS/TACACS+, EAP‑TLS/PEAP.Cisco Wireless (AireOS/9800), RF basics, SSID security.Cisco Meraki MR/MX/MS administration.Strong knowledge of VLANs, PKI, AD/LDAP, MDM, certificates.Packet capture, RADIUS logs, debugging experience.

Preferred Certifications

SISE, CCNP Security/EnterpriseCMNA/CMNP (Meraki), Wireless SpecialistITIL V3/V4