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Network Operations Engineer - L2

Posted on

Experience
5 - 6 yrs
Job Location
Bengaluru, India
Vacancy
1
Designation
Engineer - Network Operations
Job Type
ONSITE

Job Description

Description
Position at Zones LLC.
Position Overview: We are seeking a Network Operations Engineer (L2 SD-WAN) to support and optimize enterprise WAN environments. In this role, you will handle escalated incidents from L1 teams, troubleshoot SD-WAN and network-related issues, and ensure high availability and performance across multi-site environments. You should have strong troubleshooting skills, hands-on experience with SD-WAN technologies, and a solid understanding of routing, switching, and network security. Your goal will be to ensure operational stability, proactively identify issues, and drive resolution within SLA timelines. What you'll do as the Network Operations Engineer (L2): The requirements below are representative of the knowledge, skill, and/or ability required.
  • Handle escalated incidents from L1 support related to SD-WAN environments (Meraki, Aruba, CATO).
  • Troubleshoot connectivity issues including underlay/overlay, VPN tunnels (IPSec, GRE), and SD-WAN fabrics.
  • Diagnose routing issues (BGP, OSPF, static routes) and application performance degradation.
  • Perform root cause analysis (RCA) for recurring incidents and drive permanent fixes.
  • Monitor SD-WAN infrastructure using tools such as SolarWinds, PRTG, Nagios, and ThousandEyes.
  • Analyze alerts, correlate events, and identify service-impacting issues proactively.
  • Drive incidents to resolution within SLA timelines and provide timely status updates.
  • Implement standard configuration changes including routing policies, QoS, and path selection.
  • Execute approved changes through established change management processes.
  • Collaborate with L3/architect teams for complex issues and deployments.
  • Work with OEM vendors (Cisco TAC, VMware, Fortinet, etc.) and ISPs for critical issues.
  • Analyze network performance metrics such as bandwidth utilization, latency, jitter, and packet loss.
  • Recommend optimization techniques for network performance and failover strategies.
  • Maintain documentation including incident logs, SOPs, runbooks, and Known Error Database (KEDB).
  • Participate in incident trend analysis, SLA tracking, MTTR improvement, and continuous improvement initiatives.
What you will bring to the team:
  • 5-6 years of experience in Network Operations / NOC environment.
  • Minimum 4+ years of hands-on experience with SD-WAN technologies.
  • Strong understanding of:
    • TCP/IP, DNS, DHCP
    • Routing protocols: BGP, OSPF, EIGRP
    • VPN technologies: IPSec, DMVPN
    • NAT, ACLs, and QoS
  • Hands-on experience with SD-WAN platforms (Meraki, Aruba, CATO).
  • Experience in monitoring tools (SolarWinds, PRTG, Nagios) and packet analysis (Wireshark).
  • Proficiency in CLI troubleshooting (Cisco, Juniper, Palo Alto, F5).
  • Experience working with ticketing tools such as ServiceNow.
  • Exposure to enterprise-scale multi-site WAN environments.
  • Proven ability to work in a 24x7 support model.
  • Strong analytical and problem-solving skills with the ability to handle complex scenarios.
  • Excellent communication and stakeholder management skills.
  • Bachelor's degree in Engineering/IT or equivalent.
  • Certifications preferred: CCNA / CCNP.
Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.