Senior Juniper Network Engineer

24 hours ago

Greater Delhi Area, India Tata Consultancy Services Full time

Senior Juniper Network Engineer Senior Juniper Network Engineer to design, implement, secure, and support advanced Juniper-based wired and wireless network infrastructures. The ideal candidate will have hands-on expertise with Juniper routing, switching wireless and security platforms, combined with strong troubleshooting skills and the ability to lead complex projects. Must Have Certifications: JNCIP-ENT or JNCIE-ENT Experience: 7+ years in network engineering with at least 4 years hands-on with Juniper platforms. Expertise in JunOS configuration and troubleshooting. Strong knowledge of Juniper Campus Wired and Wireless network – Vlan, EVPN/VXLAN, BGP, OSPF, IS-IS, MPLS, L3VPNs. Hands on with Juniper Wired and wireless setup with Aruba ClearPass NAC (AAA) including Infoblox DDI solution. Hands-on with Juniper (SRX) & Fortinet firewalls including advanced security features (IPSec, IDP, NAT, UTM). Proven ability to design and implement high-availability, scalable, and secure networks. Familiarity with network monitoring tools (e.g., Junos Space, SolarWinds, Nagios, or equivalent). Strong troubleshooting skills at Layer 2–7. Excellent communication skills and ability to work with cross-functional teams. Good to have Additional certifications (Cisco CCNP/CCIE, Fortinet NSE, Palo Alto PCNSE). Experience with cloud networking (AWS, Azure, GCP integration with Juniper). Familiarity with SD-WAN and SDN solutions (Contrail, Apstra, Nuage, VMware NSX). Experience in network automation (Python, Ansible, NetConf, REST APIs). Understanding of DevOps and CI/CD practices in networking. Experience with IPv6 design and deployment . Knowledge of wireless networking and integration with Juniper Mist solutions. Responsibilities Design, implement, and optimize Juniper-based enterprise networks. Manage and maintain Juniper routers, switches, and firewalls (MX, EX, QFX, SRX platforms). Perform advanced troubleshooting and root-cause analysis for network performance and security issues. Configure and maintain BGP, OSPF, IS-IS, MPLS, EVPN/VXLAN, and other routing protocols. Implement network automation and orchestration using tools such as Ansible or Python. Ensure network security, availability, and compliance with industry standards. Mentor junior engineers and provide escalation support. Participate in on-call rotations and change management processes. Location: Delhi only (Preferably Noida)

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