Role & responsibilities:
- Monitor and troubleshoot enterprise network, server, and voice infrastructure using monitoring tools such as Zabbix, PRTG, SolarWinds, or equivalent.
- Resolve network issues including link down, latency, packet loss, routing, switching, DNS, DHCP, VPN, wireless, and ISP connectivity.
- Support VoIP, SIP, PRI, IP Telephony, Voice Dialer, SMS/Voice platforms, and related services.
- Perform basic Linux administration, log analysis, and service troubleshooting.
- Manage incidents, perform Root Cause Analysis (RCA), and escalate complex issues to L3 teams or vendors.
- Coordinate with internal teams, ISPs, telecommunications providers, field engineers, and third-party vendors to ensure timely issue resolution.
- Support infrastructure deployments, new site/store openings, and network changes.
- Maintain incident documentation, shift handovers, and operational reports while ensuring SLA compliance.

Preferred candidate profile:
- 6+ years of experience supporting enterprise NOC environments, preferably across 100+ remote locations.




- Strong knowledge of TCP/IP, OSI Model, Routing & Switching, VLANs, Subnetting, DNS, DHCP, VPN, Wireless Networking, and ISP Connectivity.
- Hands-on experience with Cisco networking technologies (Huawei experience is a plus).
- Experience supporting store/branch infrastructure in retail, restaurant, hospitality, or other distributed enterprise environments.
- Experience with VoIP, SIP, PRI, IP Telephony, Voice Dialer systems, and troubleshooting call quality issues.
- Good understanding of Linux administration and networking concepts.
- Experience with network monitoring tools such as Zabbix, PRTG, SolarWinds, Nagios, Grafana, or similar NMS solutions.
- Experience with ServiceNow or other ITSM/ticketing tools.
- Knowledge of Asterisk, FreeSWITCH, or similar platforms is preferred.
- Ability to manage multiple priorities in a rapid-paced operational environment.
- Strong communication, analytical, troubleshooting,

📌 Noc Engineer (Noida)
🏢 NLB Services
📍 Noida