Dear Candidate, /n Greetings from TATA Consultancy Services!! /n Thank you for expressing your interest in exploring a career possibility with the TCS Family. /n Hiring For:

- Network Juniper (Certified) /n Location: Mumbai /n Experience: 4 to 9yrs /n /n /n 1.

Role Overview /n /n

- Provide L2 network support for Juniper-based infrastructure (LAN/WAN/Firewall)

/n

- Handle advanced troubleshooting, configuration, and incident resolution

/n

- Ensure high availability, performance, and security of network environment

/n /n /n 2.

Key Responsibilities /n A.

Network

Operations & Support /n /n

- Manage and support Juniper devices (MX, EX, QFX, SRX series)

/n

- Perform configuration, monitoring, and maintenance of routers/switches/firewalls

/n

- Handle L2 incidents, service requests, and problem tickets

/n

- Work with L1 for escalation and coordinate with L3 for complex issues [linkedin.com]

/n /n B. Troubleshooting & Incident Management /n /n

- Perform advanced troubleshooting of network issues (routing, switching, firewall, VPN)

/n

- Conduct root cause analysis (RCA) and implement corrective actions

/n

- Ensure incident resolution within SLA timelines

/n /n C. Configuration & Change Management /n /n

- Implement network configuration changes (VLAN, routing, subnetting, ACLs)

/n

- Execute standard changes as per CAB / SOP

/n

- Participate in firmware upgrades, patching, and DR drills

/n /n D. Monitoring & Performance Optimization /n /n

- Monitor network using tools like SolarWinds, Nagios, PRTG

/n

- Analyze performance metrics and optimize network throughput

/n

- Maintain uptime and network health

/n /n E. Security & Compliance /n /n

- Configure and manage firewall policies (Juniper SRX)

/n

- Ensure security through VPN, ACLs, and filtering rules

/n





- Monitor and respond to network security events

/n /n F. Documentation & Reporting /n /n

- Maintain:

/n

- Network diagrams

/n

- Configuration backups

/n

- SOPs / Knowledge base

/n

- Provide incident reports, RCA, and audit compliance documentation

/n /n /n 3.

Technical Skills

Required /n Core Networking /n /n

- Strong knowledge of:

/n

- TCP/IP, OSI model, DNS, DHCP

/n

- Routing protocols (OSPF, BGP, Static)

/n

- Switching (VLAN, STP, trunking)

/n /n Juniper Technologies /n /n

- Hands-on experience with:

/n

- Junos OS

/n

- Juniper product families:

/n

- MX (Routing)

/n

- EX/QFX (Switching)

/n

- SRX (Firewall)

/n

- Knowledge of Junos CLI and troubleshooting commands

/n /n Network Security /n /n

- Firewall configuration (SRX/Palo Alto optional)

/n

- VPN (IPSec/SSL)

/n

- Basic IDS/IPS concepts

/n /n Tools & Monitoring /n /n

- Network monitoring tools (SolarWinds/Nagios/PRTG)

/n

- Packet analysis (Wireshark optional)

/n /n /n 4.

Certifications (Preferred / Mandatory) /n /n

- JNCIA / JNCIS (Juniper Certifications)

/n

- ITIL Foundation (good to have)

/n

- Comparable Cisco certification (CCNA) – added advantage

/n /n /n 5.

Experience /n /n

- 5–8 years experience in network operations

/n

- Minimum 5–8 years hands-on with Juniper setting

/n

- Experience in data center / enterprise / BFSI environment preferred

/n /n /n 6. Soft Skills /n /n

- Strong analytical & troubleshooting skills

/n

- Good communication and stakeholder management

/n

- Ability to work in 24x7 support model

/n

- Documentation and process adherence mindset

/n /n /n 7. KPIs / Performance Metrics /n /n

- Incident resolution within SLA (MTTR)

/n

- Network uptime and availability %

/n

- Change success rate

/n

- Reduction in repeat incidents

/n /n

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