Summary of Position

Principal I, Network & Server Operations is responsible for supporting, maintaining, and troubleshooting enterprise network and server environments, with a strong focus on Cisco and Juniper-based LAN infrastructure. This role requires hands-on expertise in CCNA-level networking, incident resolution, and operational support to ensure high availability and performance across the organization’s network systems.

Key Responsibilities

Network Operations & Support

Monitor and maintain enterprise LAN/WAN environments, ensuring optimal network performance and uptime

Perform Level 1/Level 2 troubleshooting of network issues, focusing on Cisco-based infrastructure

Support configuration, maintenance, and troubleshooting of:

Switches (Juniper, Catalyst series, Nexus preferred)

Routers

VLANs, trunking (802.1Q), and inter-VLAN routing

Diagnose and resolve connectivity issues including:

IP addressing and subnetting problems

DNS, DHCP, and routing-related incidents

Layer 2/Layer 3 connectivity issues

LAN Troubleshooting & Incident Management

Act as a primary responder for LAN-related incidents and service requests

Utilize tools such as packet captures, logs, and monitoring dashboards to identify root causes

Troubleshoot issues related to

VLAN misconfigurations

Spanning Tree Protocol (STP)

Port security and access control

Network latency and packet loss

Cisco VoIP and other voice issues

Escalate complex issues to senior engineers or vendors as needed

Server & Infrastructure Support

Support server connectivity within the network (physical and virtual environments)

Coordinate with server, storage, and application teams to resolve cross-functional issues

Assist in maintaining infrastructure documentation,



asset inventories, and configurations

Change & Configuration Management

Execute standard network changes following change management processes

Assist in configuration and deployment of network devices

Maintain accurate documentation of network topology, configurations, and procedures

Monitoring & Continuous Improvement

Monitor network health using enterprise tools (e.g., Logic Monitor, SolarWinds, PRTG, or similar)

Identify recurring issues and recommend improvements

Participate in root cause analysis and post-incident reviews

Key Requirements/Minimum Qualifications

Associate’s or Bachelor’s degree in Information Technology, Computer Science, or related field (or equivalent experience)

Cisco Certified Network Associate (CCNA) certification (required or strongly preferred)

3+ years of relevant experience in network operations or NOC environments

Solid knowledge of

TCP/IP, subnetting, and routing fundamentals

Cisco IOS CLI, Juniper, MIST, L2 support.

VLANs, STP, and basic routing protocols (OSPF, EIGRP)

Proven experience in LAN troubleshooting in enterprise environments.

Preferred Qualifications

Experience with Cisco switching platforms (Catalyst, Nexus)

Familiarity with network monitoring and ticketing tools (ServiceNow or similar)

Basic understanding of firewalls and network security concepts





Experience supporting virtualized or cloud-connected environments (AWS)

ITIL knowledge or certification.

Key Skills & Competencies:

Strong analytical and problem-solving skills

Ability to troubleshoot under pressure in a rapid-paced environment

Excellent communication and collaboration skills

Detail-oriented with a focus on documentation and process adherence

Ability to prioritize and manage multiple tasks effectively.

Work hours: 1 PM to 10 PM IST

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📌 Principal I, Network & Server Operations (T) (Bengaluru)
🏢 Alcon
📍 Bengaluru