Job Title: Network L3 Engineer Location: Vadodara / Bengaluru Job Type: Full Time / Onsite Department: IT Infrastructure Shift: Rotational Company Profile: SI2 Technologies is a strategic premier application and infrastructure outsourcingcompany. As a specialist in delivering business transformation through IT, Infrastructure,and Consulting, we partner with our customers to help them drive positive and upscaledoutcomes. One of the many ways that we aim to keep providing you with the best possible service isour continued investment in education and the growth of our people.

We hire highly skilledprofessionals and continually train and keep them updated in the latest technologies.

Job Summary: The Network L3 Engineer will be responsible for maintaining, troubleshooting, andoptimizing our advanced network infrastructure for our client(s). This role requires a deepunderstanding of networking protocols, strong problem-solving skills, and the ability towork under pressure to resolve complex network issues. The ideal candidate will havehands-on experience with multi-vendor network equipment, excellent communicationskills, and a proactive approach to continuous improvement.

Must have Core Technical Skills –1.

Advanced Networking Protocols: Deep understanding of TCP/IP, BGP, OSPF, EIGRP, MPLS, ISIS. Routing and switching concepts at an expert level2.

Network Design and Architecture: Experience designing scalable, high-availabilitynetwork infrastructures. Capacity planning and performance optimization3.

Firewall and Security: Proficient with firewalls (e.g., Palo Alto, Fortinet, Cisco ASA). VPNs (IPSec, SSL), ACLs, NAT, IDS/IPS4.

Load Balancing and Redundancy: Knowledge of F5, Citrix Net Scaler, or similarappliances. HA protocols like HSRP, VRRP, GLBP5.

Network Monitoring and Troubleshooting: Tools: Wireshark, Solar Winds, Nagios,



PRTGStrong analytical skills for packet capture analysis.

Core Data Center Network

Skills. Good to have Core Technical Skills –1. High-Level Routing & Switching: Deep understanding of Layer 2/3 protocols: STP, VTP, HSRP, VRRP, BGP, OSPF, VXLAN.

Fabric

Path, OTV, and other data center-specifictechnologies2.

Data Center Network Design: Spine-leaf architecture. Layer 2/3 segmentation andscalable designs. Multitenancy (VRF, VLANs, overlay/underlay networks).3.

Data Center Technologies: Cisco Nexus (5k/7k/9k) platforms. ACI (Application Centric Infrastructure). Juniper QFX/EX, Arista platforms. EVPN/VXLAN for modern data centerfabrics4. Security & Segmentation: Micro segmentation (e.g., using Cisco ACI or NSX). Integration with firewalls and network access control (NAC)Key Responsibilities:

- Hands-on experience on Network Technologies – Routing, Switching, Firewall, Load Balancers, Wireless Network.
- Experience on Network designing, Architecting, Troubleshooting, Integrations.
- Ability to troubleshoot complex issues within defined timelines.
- Solid expertise in core and edge IP routing technologies (IPv4 and IPv6, BGP, OSPF, MPLS – RSVP, LDP, etc. / VPLS / VPWS, IP VPN, Qo S, Security)• Hands-on experience on Cisco Nexus, ASR/ISR, SDN, SD-WAN, IPSEC, SWITCHING.
- Hands-on experience on Network & Server Load Balancer, Wan Optimizationdevices.
- Hands-On experience on Next-Gen Firewalls like Palo Alto, Cisco FP features• Knowledge of VPN, MPLS, ILL, L2/L3 Circuits configuration/Troubleshooting’s.

Candidate

Requirements

- Bachelor’s degree in computer science, Information Technology, or a related field.
- 5+ years of experience in network engineering or a related technical field, with atleast 2 years in an L3 support role.

Certifications: Relevant industry certifications such as CCNP, JNCIP, ITIL or equivalent arehighly preferred

📌 Network Operations Engineer (Bangalore Urban)
🏢 Si2 Technologies
📍 Bangalore Urban