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Urgent! L3 Network & Security Engineer Job Opening In Bengaluru – Now Hiring Renovision Automation Services Pvt.Ltd.

L3 Network & Security Engineer



Job description

<p><p><b>JD :</b><br/><br/>We are seeking a seasoned Network & Security L3 Engineer to manage and support enterprise-level data center and network infrastructure.

The ideal candidate will bring deep expertise in core networking, security frameworks, and advanced troubleshooting in both traditional and software-defined environments.

This is a hands-on technical role requiring proactive problem-solving and end-to-end infrastructure management capabilities.<br/><br/><b>Key Responsibilities :</b><br/><br/>- Design, implement, and support Data Center Infrastructure Technologies.<br/><br/>- Troubleshoot and resolve complex TCP/IP connectivity issues, including IP addressing and subnetting.<br/><br/>- Perform advanced routing and switching troubleshooting, with in-depth knowledge of L2 Switching, Spanning Tree, PortChannels, and Trunking.<br/><br/>- Configure and maintain IP Routing protocols and ensure high availability and failover mechanisms.<br/><br/>- Implement and manage SDN and SD-WAN solutions, optimizing performance across hybrid and multi-site environments.<br/><br/>- Administer wireless and WAN technologies, ensuring consistent and secure connectivity.<br/><br/>- Monitor, configure, and troubleshoot firewalls, ensuring network security and compliance.<br/><br/>- Collaborate with cross-functional teams for infrastructure upgrades, migrations, and incident resolution.<br/><br/>- Maintain documentation, standard operating procedures, and network diagrams.<br/><br/>- Ensure adherence to security policies, perform regular audits, and manage risk mitigation.<br/><br/><b>Required Skills and Expertise :</b><br/><br/>- Strong knowledge of TCP/IP, Subnetting, Routing, and Switching.<br/><br/>- Experience with L2 protocols (STP, RSTP, MSTP) and redundancy mechanisms.<br/><br/>- Expertise in Cisco, Juniper, Fortinet, or equivalent technologies.<br/><br/>- Hands-on with SD-WAN platforms like Cisco Viptela, FortiGate, Velocloud, or similar.<br/><br/>- Familiarity with wireless technologies and WAN optimization.<br/><br/>- Proficiency in managing Firewall & Network Security appliances and policies.<br/><br/>- Analytical mindset with strong troubleshooting skills across network layers.<br/><br/>- Understanding of Data Center Topologies, including Leaf-Spine Architecture, Overlay Networks, and Virtualization.<br/><br/><b>Preferred Certifications (Optional but Advantageous):</b><br/><br/>- CCNP / CCIE (Routing & Switching / Security)<br/><br/>- Fortinet NSE4+, Juniper JNCIS, or similar<br/><br/>- Cisco SD-WAN, Aruba, or Palo Alto Networks certifications</p><br/></p> (ref:hirist.tech)


Required Skill Profession

Computer Occupations



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