L2 Network Engineer
Job Title: L2 Network Engineer
Experience: 4–7 Years
Location : Chennai
Employment Type: Full-Time
Job Summary
We are seeking a skilled and proactive L2 Network Engineer
with 4–7 years of experience in enterprise network operations and support. The
ideal candidate will have strong expertise in routing, switching, firewalls,
VPNs, LAN/WAN technologies, and network monitoring. The role involves
troubleshooting network incidents, ensuring network availability, supporting
security infrastructure, and handling escalations from Level 1 support teams.
Key Skills
- Routing
and Switching
- Firewall
Administration and Troubleshooting
- VPN
Configuration and Support
- LAN/WAN
Technologies
- Network
Monitoring and Performance Management
- Incident
Management and Root Cause Analysis
- Network
Security Fundamentals
- Configuration
and Change Management
- Technical
Documentation
Primary Responsibilities
- Monitor,
maintain, and support enterprise network infrastructure to ensure high
availability and performance.
- Troubleshoot
and resolve L2 network incidents related to routing, switching, firewall,
VPN, and connectivity issues.
- Handle
escalations from L1 support teams and provide timely resolution within
defined SLAs.
- Configure
and manage network devices including routers, switches, firewalls, and VPN
gateways.
- Investigate
network performance issues, identify root causes, and implement corrective
actions.
- Monitor
network health using enterprise monitoring tools and respond to alerts
proactively.
- Support
firewall policy changes, access control requests, and security-related
troubleshooting.
- Perform
network change implementations, upgrades, and maintenance activities as
per change management procedures.
- Coordinate
with internal teams, vendors, ISPs, and service providers for issue
resolution.
- Maintain
accurate network documentation, diagrams, incident records, and
operational procedures.
- Participate
in on-call support and major incident management activities when required.
- Ensure
adherence to security, compliance, and operational standards.
Technical Requirements
- Strong
understanding of TCP/IP, VLANs, STP, NAT, ACLs, and network protocols.
- Hands-on
experience with routing protocols such as OSPF, BGP, and EIGRP.
- Experience
managing firewalls such as Cisco ASA, Fortinet, Palo Alto, Check Point, or
similar.
- Knowledge
of VPN technologies including IPsec and SSL VPN.
- Experience
with network monitoring tools such as SolarWinds, PRTG, Nagios, Zabbix, or
equivalent.
- Familiarity
with ITIL-based incident, problem, and change management processes.
Preferred Qualifications
- Bachelor’s
degree in computer science, Information Technology, Electronics, or a
related field.
- Industry
certifications such as CCNA, CCNP, NSE, PCNSE, or equivalent are
preferred.
- Strong
analytical, troubleshooting, and communication skills.
Remarks
Strong troubleshooting capabilities and operational support
experience are mandatory. The candidate should be comfortable working in a 24x7
support environment and managing critical network incidents.
Requirements
Technical Requirements
- Strong
understanding of TCP/IP, VLANs, STP, NAT, ACLs, and network protocols.
- Hands-on
experience with routing protocols such as OSPF, BGP, and EIGRP.
- Experience
managing firewalls such as Cisco ASA, Fortinet, Palo Alto, Check Point, or
similar.
- Knowledge
of VPN technologies including IPsec and SSL VPN.
- Experience
with network monitoring tools such as SolarWinds, PRTG, Nagios, Zabbix, or
equivalent.
- Familiarity
with ITIL-based incident, problem, and change management processes.
Preferred Qualifications
- Bachelor’s
degree in computer science, Information Technology, Electronics, or a
related field.
- Industry
certifications such as CCNA, CCNP, NSE, PCNSE, or equivalent are
preferred.
- Strong
analytical, troubleshooting, and communication skills.