Dear Candidate,

Greetings from TATA Consultancy Services!!

Thank you for expressing your interest in exploring a career possibility with the TCS Family.

Hiring For:- Network Juniper (Certified)

Location: Mumbai

Experience: 4 to 9yrs

- Role Overview

Provide L2 network support for Juniper-based infrastructure (LAN/WAN/Firewall) Handle advanced troubleshooting, configuration, and incident resolution Ensure high availability, performance, and security of network environment 2. Key Responsibilities

A. Network Operations & Support

Manage and support Juniper devices (MX, EX, QFX, SRX series) Perform configuration, monitoring, and maintenance of routers/switches/firewalls Handle L2 incidents, service requests, and problem tickets Work with L1 for escalation and coordinate with L3 for complex issues [] B. Troubleshooting & Incident Management

Perform advanced troubleshooting of network issues (routing, switching, firewall, VPN) Conduct root cause analysis (RCA) and implement corrective actions Ensure incident resolution within SLA timelines C. Configuration & Change Management

Implement network configuration changes (VLAN, routing, subnetting, ACLs) Execute standard changes as per CAB / SOP Participate in firmware upgrades, patching, and DR drills D. Monitoring & Performance Optimization

Monitor network using tools like Solar Winds, Nagios, PRTG Analyze performance metrics and optimize network throughput Maintain uptime and network health E. Security & Compliance

Configure and manage firewall policies (Juniper SRX) Ensure security through VPN, ACLs,



and filtering rules Monitor and respond to network security events F. Documentation & Reporting

Maintain: Network diagrams Configuration backups SOPs / Knowledge base Provide incident reports, RCA, and audit compliance documentation 3. Technical Skills Required

Core Networking

Robust knowledge of: TCP/IP, OSI model, DNS, DHCP Routing protocols (OSPF, BGP, Static) Switching (VLAN, STP, trunking) Juniper Technologies

Hands-on experience with: Junos OS Juniper product families: MX (Routing) EX/QFX (Switching) SRX (Firewall) Knowledge of Junos CLI and troubleshooting commands Network Security

Firewall configuration (SRX/Palo Alto optional) VPN (IPSec/SSL) Basic IDS/IPS concepts Tools & Monitoring

Network monitoring tools (Solar Winds/Nagios/PRTG) Packet analysis (Wireshark optional) 4. Certifications (Preferred / Mandatory)

JNCIA / JNCIS (Juniper Certifications) ITIL Foundation (good to have) Comparable Cisco certification (CCNA) – added advantage 5. Experience

5–8 years experience in network operations Minimum 5–8 years hands-on with Juniper environment Experience in data center / enterprise / BFSI environment preferred 6. Soft Skills

Strong analytical & troubleshooting skills Good communication and stakeholder management Ability to work in 24x7 support model Documentation and process adherence mindset 7. KPIs / Performance Metrics

Incident resolution within SLA (MTTR) Network uptime and availability % Change success rate Reduction in repeat incidents

📌 Network Juniper (certified) (Mumbai)
🏢 Tata Consultancy Services
📍 Mumbai