Technical Support Specialist

Jobtailor; Dadri; On-site; INR 2,600,000 - 4,200,000; Full time

Job summary

Jobtailor is seeking an experienced senior network professional to troubleshoot complex network issues, coordinate with cross-functional teams, and ensure reliable IT network security services. The role requires handling escalations, end-to-end incident resolution, and collaboration with NOC engineers across multiple vendors and technologies.

The candidate should have 10+ years in network services, with hands-on Nokia router experience and strong routing/WAN/LAN expertise, including SD‑WAN and

Qualifications

• Bachelor’s degree or engineering degree in Telecommunications, Information Technology, Computer Science or equivalent with 10+ years’ experience in network services.
• Experience in network design, configuration, management, supporting and deploying network infrastructures.
• Strong ability to diagnose network alerts, events or issues and excellent time-management and organizational skills, and ability to handle multiple concurrent tasks with minimal supervision.
• Ability to work in US time zone whenever required.
• Good understanding of network technologies TCP/IP, VRRP, DNS, ARP, STP, trunking, port channeling, VRF, IPsec and TLS.
• Proficient in standard routing protocols such as OSPF, ISIS, BGP, route policy, QoS, VRRP, multicast, LDP and MPLS.
• Hands-on experience in enterprise WAN architecture deployment and support using various industry devices, and campus LAN switching architecture deployment and support using various industry devices.
• Hands-on experience in handling Nokia 7X50/77XX/7210 hardware/software or equivalent and the ability to acquire Nokia router product knowledge, learn CLI and deployment would be considered.
• Expertise in 2–3 IT network technologies with multiple-skill troubleshooting operational experience, preferred with advanced routing design and multi-vendor environment skill level.
• Experience in IPv6 WAN routing architecture and deployment, and experience troubleshooting wireless LAN (Aruba or any WLAN environment), with strong operational experience handling wireless LAN.
• Experience in troubleshooting firewalls (e.g., Fortinet or equivalent) with strong operational experience at enterprise level.
• Strong knowledge of enterprise wired and wireless networks, firewalls, virtualization, load balancing and SD‑WAN.

Responsibilities

• Troubleshoot complex network issues, coordinate with cross-functional teams, and ensure reliable operation of IT network security services.
• Analyzing production network issues and resolve
• Follow troubleshooting mechanisms and suggest corrective action
• Work in US time zone for operational shift support and provide required guidance to NOC
• Administer service requests and execute network changes for escalated or priority incidents
• Own incident ticket resolution end-to-end and provide technical workarounds
• Coordinate with NOC engineers to analyze the issue and capture new logs if required
• Coordinate with cross‑technology technical teams to resolve incidents
• Track intermediate‑nature issues until closure, working with multiple stakeholders
• Provide technical updates during incident management
• Identify root causes and document root‑cause analyses with corrective and preventive actions
• Identify design gaps that caused incidents and propose preventive action
• Work through problem‑management processes to support technical implementation
• Comply with change‑management processes for implementation when required
• Engage OEM or service provider to troubleshoot issues and Escalate to get resolution
• Perform additional duties and provide remote implementation assistance on special projects
• Escalate very complex network issues to L4 engineers for support
• Support creation of presentations and generate reports
• Work with network‑tools administration to build new monitoring solutions when required

Skills

Network design

Troubleshooting

Time management

US shift support

Incident management

Vendor coordination

NOC coordination

Documentation

Education

Bachelor’s or higher in Telecommunication/IT/CS

Tools

Nokia routers

Fortinet firewall

SD-WAN devices

MPLS/VPN equipment

Job description

Responsibilities

• Troubleshoot complex network issues, coordinate with cross-functional teams, and ensure reliable operation of IT network security services.
• Analyzing production network issues and resolve
• Follow troubleshooting mechanisms and suggest corrective action
• Work in US time zone for operational shift support and provide required guidance to NOC
• Administer service requests and execute network changes for escalated or priority incidents
• Own incident ticket resolution end-to-end and provide technical workarounds
• Coordinate with NOC engineers to analyze the issue and capture new logs if required
• Coordinate with cross‑technology technical teams to resolve incidents
• Track intermediate‑nature issues until closure, working with multiple stakeholders
• Provide technical updates during incident management
• Identify root causes and document root‑cause analyses with corrective and preventive actions
• Identify design gaps that caused incidents and propose preventive action
• Work through problem‑management processes to support technical implementation
• Comply with change‑management processes for implementation when required
• Engage OEM or service provider to troubleshoot issues and Escalate to get resolution
• Perform additional duties and provide remote implementation assistance on special projects
• Escalate very complex network issues to L4 engineers for support
• Support creation of presentations and generate reports
• Work with network‑tools administration to build new monitoring solutions when required

Requirements

• Bachelor’s degree or engineering degree in Telecommunications, Information Technology, Computer Science or equivalent with a minimum of 10+ years’ experience in network services, deep knowledge of and management in complex environments
• Experience in network designs, configurations, managing, supporting and deploying network infrastructures
• Strong ability to diagnose network alerts, events or issues and excellent time‑management and organizational skills, and ability to handle multiple concurrent tasks with minimal supervision
• Ability to work in US time zone whenever required
• Good understanding of network technologies TCP/IP, VRRP, DNS, ARP, STP, trunking, port channeling, VRF, IPsec and TLS
• Proficient in standard routing protocols such as OSPF, ISIS, BGP, route policy, QoS, VRRP, multicast, LDP and MPLS
• Hands‑on experience in enterprise WAN architecture deployment and support using various industry devices, and campus LAN switching architecture deployment and support using various industry devices
• Hands‑on experience in handling Nokia 7X50/77XX/7210 hardware/software or equivalent and the ability to acquire Nokia router product knowledge, learn CLI and deployment would be considered
• Expertise in 2–3 IT network technologies with multiple‑skill troubleshooting operational experience, preferred with advanced routing design and multi‑vendor environment skill level
• Experience in IPv6 WAN routing architecture and deployment, and experience troubleshooting wireless LAN (Aruba or any WLAN environment), with strong operational experience handling wireless LAN
• Experience in troubleshooting firewalls (e.g., Fortinet or equivalent) with strong operational experience at enterprise level
• Strong knowledge of enterprise wired and wireless networks, firewalls, virtualization, load balancing and SD‑WAN

Core Competencies

Demonstrates extensive expertise in network services, including troubleshooting complex network issues, managing network infrastructures, and implementing network security solutions. Proficient in various network technologies and protocols, with a strong ability to coordinate cross‑functional teams and manage incidents effectively.