Network Operations Engineer - SD wan

HCLTech; Dadri; On-site; INR 4,500,000 - 6,500,000; Full time

Job summary

HCLTech in Noida & Chennai seeks a Senior Network Operations Engineer to lead and support enterprise network infrastructure across multiple domains. The role requires 10+ years of experience in large environments with hands-on troubleshooting, incident management, and continuous service improvement.

You will own Priority 1 incidents, execute complex network changes, monitor performance with analytics, and collaborate with DevOps teams to drive automation and design improvements for availability

Qualifications

• 10+ years in MSP/ISP/enterprise network environments.
• Expert troubleshooting across complex IP networks.
• Experience implementing and managing complex network changes.
• Knowledge of routing protocols OSPF, EIGRP, BGP.
• Familiarity with QoS, DHCP/DNS/IPAM, MPLS.
• Experience with network monitoring tools and security devices.

Responsibilities

• Lead network operations across data, voice, and network apps.
• Diagnose and resolve complex network and voice incidents.
• Own Priority 1 incidents and ensure fast restoration.
• Execute complex changes with minimal business impact.
• Ensure incident management recovers services quickly.
• Monitor network performance using analytics tools.
• Review logs and configurations for improvements.
• Support DevOps and automation to improve efficiency.
• Recommend design improvements for availability.

Skills

Network operations

Troubleshooting

Incident management

Automation support

VoIP (SIP)

Monitoring tools

Communication

Tools

NetFlow

IPSLA

Firewalls

SIP

Job description

Job Title: Senior Network Operations Engineer / Network SME

Location: Noida & Chennai

Experience: 10+ Years

Employment Type: Full-Time

About the Role

We are seeking an experienced Senior Network Operations Engineer to lead and support enterprise network infrastructure operations across multiple technology domains. The ideal candidate will possess deep expertise in network operations, advanced troubleshooting, incident management, and continuous service improvement within large-scale enterprise environments.

Key Responsibilities

• Lead network infrastructure operations across data, voice, and network application domains.
• Perform advanced diagnostics, troubleshooting, and resolution of complex network and voice incidents.
• Own and drive Priority 1 (P1) incidents and critical network issues to ensure rapid service restoration.
• Execute complex network changes and configuration activities with minimal business impact.
• Ensure Incident Management processes achieve fast and effective recovery of services.
• Proactively monitor network performance and reliability using operational tools and analytics.
• Conduct operational reviews of logs, configurations, and monitoring data to identify improvement opportunities.
• Drive continuous improvement initiatives and provide feedback to engineering and deployment teams.
• Support DevOps and automation efforts to enhance operational efficiency.
• Recommend and contribute to network design improvements focused on availability, capacity, and performance.

Required Skills & Experience

• 10+ years of experience working with an MSP, ISP, major carrier, or large enterprise network environment.
• Expert-level troubleshooting and diagnostic skills across complex IP network infrastructures.
• Strong hands-on experience implementing and managing complex network changes.
• Extensive knowledge of:
• Routing & Switching
• WAN/LAN/WLAN Technologies
• MPLS
• DHCP, DNS, and IP Address Management
• QoS and Traffic Shaping
• Network Monitoring & Management Tools
• Firewalls and Security Appliances
• Multimedia & VoIP Solutions (SIP)

Technical Expertise

• Routing Protocols: OSPF, EIGRP, BGP
• Network Analytics: NetFlow, IPSLA
• Enterprise Firewall Management

Preferred Skills

• Strong analytical and problem-solving capabilities.
• Excellent verbal and written communication skills.
• Ability to work effectively in high-pressure and mission-critical environments.
• Experience working in global, collaborative, and team-oriented environments.

Why Join Us?

• Work on large-scale global network infrastructure.
• Lead critical incident management and operational excellence initiatives.
• Collaborate with industry-leading engineers and technology teams.
• Drive innovation, automation, and continuous improvement within a world-class network environment.