L1 Network Support Engineer

NS3 Tech Solutions; India; On-site; INR 350,000 - 600,000; Full time

Job summary

NS3 Tech Solutions is looking for an L1 Network Support Engineer to deliver first-level technical support for enterprise network and security environments. You will monitor network devices, perform troubleshooting, and ensure timely escalation of complex issues.

The ideal candidate should have a foundational knowledge of networking concepts, a willingness to learn, and 0-2 years of experience in network support.

Qualifications

• 0-2 years of experience in network support, freshers with training are welcome.
• Familiarity with networking devices like routers and switches.
• Willingness to learn new technologies.

Responsibilities

• Provide Level 1 support for network incidents and requests.
• Monitor network devices using monitoring tools.
• Perform initial troubleshooting for connectivity issues.
• Log and track incidents in ticketing systems.
• Assist in basic configuration tasks under supervision.

Skills

Basic understanding of networking concepts

Strong analytical and troubleshooting mindset

Good verbal and written communication skills

Ability to work in a 24x7 support environment

Education

Relevant training courses

Tools

Monitoring tools

Ticketing systems

Job description

Deploy and integrate firewalls, routers, switches, and security appliances from vendors such as Cisco, Palo Alto, Check Point, Juniper, and Fortinet.

Description

Job Title: L1 Network Support Engineer

Experience:2–5 Years

Job Summary

We are seeking a proactive and detail-orientedL1 Network Support Engineerto provide first-level technical support for enterprise network and security environments. The role involves monitoring, basic troubleshooting, and initial incident resolution across network infrastructure, while ensuring timely escalation to higher support levels when required.

The ideal candidate should have foundational knowledge of networking concepts and a willingness to learn and grow in a fast-paced IT services environment.

Key Responsibilities

• Provide Level 1 support for network and security-related incidents, service requests, and alerts.
• Monitor network devices and infrastructure using monitoring tools and dashboards.
• Perform initial troubleshooting for routers, switches, firewalls, and connectivity issues.
• Log, track, and update incidents in ticketing systems as per defined SLAs.
• Escalate complex issues to L2/L3 engineers with proper analysis and documentation.
• Assist in basic configuration tasks under supervision (VLAN changes, port configurations, access policies, etc.).
• Support routine activities such as health checks, backups, and patch verification.
• Maintain accurate documentation of incidents, resolutions, and standard operating procedures (SOPs).
• Follow ITIL-based processes for incident, problem, and change management.
• Ensure adherence to organizational security policies and compliance standards.

Required Skills & Qualifications

• Experience:0–2 years of experience in network support (freshers with relevant training can also apply).
• Technical Knowledge:
• Basic understanding of networking concepts:
• TCP/IP, OSI Model
• Routing basics (OSPF, Static Routing)
• Familiarity with network devices such as routers, switches, and firewalls (Cisco preferred).
• Skills:
• Strong analytical and troubleshooting mindset
• Good verbal and written communication skills
• Ability to work in a 24x7 support environment (if applicable)
• Willingness to learn new technologies and tools

Preferred Qualifications

• Basic exposure to security concepts (Firewall, VPN, NAT).
• Knowledge of monitoring tools and ticketing systems.
• Certifications such as CCNA or equivalent (preferred but not mandatory).
• Understanding of ITIL processes is an added advantage.