L2 Network Engineer

At IBM Infrastructure & Technology, we design and operate the systems that keep the world running. From high-resiliency mainframes and hybrid cloud platforms to networking, automation, and site reliability. Our teams ensure the performance, security, and scalability that clients and industries depend on every day. Working in Infrastructure & Technology means tackling complex challenges with curiosity and collaboration. You’ll work with diverse technologies and colleagues worldwide to deliver resilient, future-ready solutions that power innovation. With continuous learning, career growth, and a supportive culture, IBM provides the opportunities to build expertise and shape the infrastructure that drives progress. Job Title: L2 Network Engineer Role Summary Provide 24x7 network support from NOC, manage network operations, troubleshoot issues, and coordinate with vendors to ensure smooth and secure network performance.

Key Responsibilities Monitor network alerts and resolve incidents Support L1 team and escalate to L3 when needed Troubleshoot routing, switching, configuration, and hardware issues Manage network devices across HO, DC/DR, and branches Handle configuration changes, upgrades, and patches Ensure backup links and network availability Coordinate with telecom vendors for link-related activities Maintain network assets, IP management, and documentation Participate in DR drills and emergency response Fix audit findings and ensure SLA compliance Requirements Qualification Post graduate/Graduate/Diploma Experience Minimum 5 Years in handling network operations centre CCNP (Routing & Switching) or equivalent SD-WAN certification (preferred) Experience with Cisco/Juniper/network devices Basic troubleshooting and network operations knowledge Ability to work in 24x7 shifts Certifications: CCNP (Routing & Switching) Preferred: Knowledge of ITIL (Incident, Problem, Change Management) • Exposure to Networking Products: Familiarity with installation, maintenance, and repair of Networking products, such as Cisco, Juniper, and Teradata, including understanding of the technology, operating systems, and associated software. • Experience Working with Technical Tools: Knowledge of IBM tools, such as Cognitive Support Platform (Salesforce) and Watson Einstein Analytics, to drive automation and improve effectiveness of client operations. • Understanding of IT Engineering: Basic understanding of installation, customization, operation, recovery, tuning, and information technology engineering concepts. • Familiarity with Hybrid Cloud Environments: Exposure to onsite Infrastructure Services, maintenance, and consultancy for Hybrid Cloud client environments. • Basic Technical Troubleshooting: Ability to identify and resolve basic technical issues related to installation, update, configuration, operations, or performance of Networking products. • Familiarity with IT Service Management: Exposure to IT service management principles and practices, including problem management, incident management, and change management, is beneficial for this role. • Knowledge of Cloud Computing: Understanding of cloud computing concepts, including infrastructure as a service (IaaS), platform as a service (PaaS), and software as a service (SaaS), can be advantageous in providing technical support for Hybrid Cloud client environments. • Exposure to Data Analytics: Familiarity with data analytics tools and techniques, such as data visualization and predictive analytics, can be helpful in analyzing and resolving technical issues related to Networking products. India Infrastructure & Technology Professional Chennai, IN