Network Juniper (Certified)

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

1. Role Overview

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

A. Network Operations & Support

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

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

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

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

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• Configure and manage firewall policies (Juniper SRX)
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• Ensure security through VPN, ACLs, and filtering rules
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• Monitor and respond to network security events
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F. Documentation & Reporting

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

Core Networking

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

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

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

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

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

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

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

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