Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Sonaki Bengali

Ashland,MA

Summary

Experienced network engineer with a strong ability to diagnose and resolve live network issues and outages. Proven track record of assisting customers in configuring, testing, and implementing new designs. Expertise in layer-2 and layer-3 network protocols, including BGP, OSPF, IS-IS, MPLS, STP, policy-based routing, high availability techniques such as VRRP, MC-LAG, virtual chassis, virtual chassis fabric, EVPN, VXLAN, and traffic generator tools like Spirent and IXIA.

Overview

14
14
years of professional experience
1
1
Certification

Work History

Customer Focused Technical Support Engineer -Staff

Juniper Networks
Westford, MA
05.2019 - Current
  • Provide technical expertise and support for layer 3 routing and layer 2 switching products (MX, PTX, QFX and EX series) during network design, testing, implementation, & operational phases .
  • Diagnose ,root cause and resolve critical network connectivity issues in a timely manner, with a consistent SLA compliance and a CSAT of 9.5+/10
  • Escalation point within the team to resolve challenging technical issues , demonstrate expertise in product knowledge and mentor new joiners.
  • Replicate customer's software and hardware issues in the lab, work with the engineering team for bug fixes.
  • Test new designs, features, patches, fixes and functionality in the laboratory environment and implement in the production network.
  • Assess technical risks and impact assessment of new designs, configurations, features for customer network.
  • Shell and Python scripting to automate data collection from JUNOS CLI, PFE, Linux Shell from customer environment based upon problem statement.

Senior Technical Support Engineer

Juniper Networks
Westford, MA
06.2016 - 05.2019
  • Provide technical expertise and guidance to industry customers for Juniper's MX,PTX,EX,QFX series products.
  • Troubleshoot complex network issues related to layer 2 and layer 3 switching and routing protocols.
  • Debug traffic forwarding issues related to RIB(routing information base), kernel and PFE (packet forwarding engine).
  • Restore network connectivity in a timely manner.
  • Replicate customer’s environment & network problems in the lab using Ixia,Spirent traffic generators .
  • Coordinate with engineering and escalation teams to identify, isolate and fix software and hardware bugs.
  • Verify and validate software,hardware fixes and feature enhancement requests in the lab environment.
  • Adhere to SLA, MTTE, temporary and permanent fix timelines during the service request lifecycle

Business Process Analyst

TechMahindra Ltd
Pune, India
11.2010 - 07.2014
  • Developed recommendations for business process improvements that can positively impact efficiency, quality, profitability, and customer experience
  • Coordinated with stakeholders, customers, development, testing, and operational teams throughout SDLC to identify and implement effective long-term solutions for technical and business process issues
  • Conducted business process walkthroughs with stakeholders and achieved solution alignment as per product line expectations.

Education

Master of Computer Science -

Illinois Institute of Technology
Chicago, IL
08.2015

Bachelor Of Engineering (Electronics & Telecommunication) -

University Of Pune
Pune,India
06.2010

Skills

  • Layer 2 Protocols: STP, RSTP, MSTP, PVST, ARP, VXLAN,DHCP,VXLAN,LACP, Virtual chassis, VCF
  • Routing & Layer 4-7 Protocols: OSPF, BGP, PIM, IGMP, firewall filters (ACLs), MPLS, ECMP, GRE, IP-IP, EVPN TCP/IP, UDP, NAT, DNS, HTTP/S, DHCP, Class of service,QOS, Traffic classes,RoCEv2,Layer 2 and Layer 3 VPN, IPv6
  • Platform: JUNOS, Windows, Linux, Cisco IOS
  • Programming & Scripting: Bash, Python, C
  • High availability: LACP, MC-LAG, VRRP, NSR, NSB, GRES, NSSU, RTG, SDN, NFV, vswitch, vrouter
  • Tools: Wireshark, Spirent, IXIA traffic generator

Certification

  • JNCIE-ENT, Enterprise Expert, 04/2025
  • JNCIE-DC, Data Center Expert, 08/2025
  • JNCIP-SP, Service Provider Professional, 10/2025
  • JNCIA-Cloud, Cloud Associate, 12/2026

Timeline

Customer Focused Technical Support Engineer -Staff

Juniper Networks
05.2019 - Current

Senior Technical Support Engineer

Juniper Networks
06.2016 - 05.2019

Business Process Analyst

TechMahindra Ltd
11.2010 - 07.2014

Master of Computer Science -

Illinois Institute of Technology

Bachelor Of Engineering (Electronics & Telecommunication) -

University Of Pune
Sonaki Bengali