Nikhil Aggarwal

DevOps Engineer

West Delhi, Delhi, India14 yrs 5 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Expert in Low Latency Trading environments
Proficient in Network Automation using Python
Extensive experience in Network Design and Architecture

Stackforce AI infers this person is a Network Engineering expert with a focus on Low Latency Trading and SDN solutions.

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Skills

Core Skills

Network EngineeringLow Latency TradingNetwork DesignNetwork AutomationNetwork ArchitectureSdnSd-wanNetwork SupportNetwork Management

Other Skills

2G3GAnsibleDMVPNData CentersDue DiligenceGSMMPLSMPLS VPNMVPNNetwork ServicesNetwork SystemsPythonRouting ProtocolsTelecommunications

Experience

Squarepoint capital

Network Specialist

Aug 2021 – Present · 4 yrs 7 mos · India · Remote

Extensive experience is low latency/Trading environments.
Extensive architecture knowledge on Arista 7150 & 7130(earlier know as MetaMux), Arista 7280’s
Extensive architectural design of Enterprise network including PA Firewalls, Low Latency Links, Nexus Switches, Catalyst 9K, etc.
Able to Code in Python,Ansible and YAML using Jinja as Python template.
Worked in different types of environments like NOC,Implementation ,TAC and low-latency.
Created easy to follow step-by-step procedural documentation and easy to read Visio diagrams for environment turnover to end user.
Successfully designs highly scalable secure and redundant network environments utilizing most current hardware and software revisions from leading vendors.
Passionate about financial markets and personal trading strategies.
 Preparing migration strategies and ensure smooth services migration.
New office setup that includes identifying and do due diligence for the hardware, wave-circuit, and then setting up the whole infra that includes voice, meeting rooms, server rooms etc.
Working on business as usual tasks like upgrades, operational issues, firewall changes, 10/25/100G setup etc.,
Routing
Configuring & troubleshooting Routing Protocols ( OSPF, EIGRP,BGP,RIP,STATIC)
Configuring & Troubleshooting Multicast(Sparse(Auto-RP,BSR and Static),Dense,MSDP).
Configuring & Troubleshooting technologies like SFLOW,NETFLOW,QOS
Proficient in issues diagnosing related to TCP/IP.
Worked on MPLS,VRF,MP-BGP,RSVP,LDP
Configuring & troubleshooting Switching Protocols ( VRRP, VLANS, Trunks, STP, MSTP,RSPT,PVST+,VTP,MLAG,VXLAN)
Packet Analysis with the help of Wireshark, tcpdump on Linux
Installed Netflow Analyzer, Solarwinds , nagios Core and Open Flow on Linux based Systems for Network Monitoring.
Configuring Site-to-Site VPN and SSLVPN on various types of Hardware
Prepare code using Python, Ansible as per business needs.
Network automation using various API’s in IOS-XE,eAPI,NETCONF,ASA.

Low Latency TradingNetwork EngineeringNetwork DesignRouting ProtocolsNetwork AutomationPython+2

Nokia solutions and networks ab

Senior Network Architect || Nokia Alcatel - Service Provider - SDN - SD-WAN - Network Automation

Feb 2018 – Aug 2021 · 3 yrs 6 mos · New Delhi, Delhi, India

11 years of Rich experience into IP - Designing, Configuration, Troubleshooting
Network Designing - High Level Design/ Low Level Design
Migration plan for big ISP's/ Service Providers
Attending customer workshops to propose Network Solution Document based on requirement from Pre-Sales
Developing and validating Network designs for Greenfield and Brownfield sites and do the implementation whenever required.
Use of Visio to make High Level and Low Level Design with validation in the lab for the solution proposed to customer.
Routing
OSPF, ISIS, BGP, MPLS, MPLS Traffic Engineering, MPLS VPN
LDP, RSVP, L2vpn, TLDP
VPLS, epipe, Internet services
Segment Routing, SD-WAN, Segment Routing Traffic Engineering
Software Defined Network, ODN (On demand Routing), PCEP, PCC, PCE for automatic creation on LSP's based on traffic sensitivity.
Nuage VNS (SD-WAN) and VCS (Datacenter SDN) design and Implementation
Planning lead for solutions required for Nuage SD-WAN VNS solution that includes the portfolio of NSG, VSC, VSD, Service Chaining, Application aware Load Balancing, Orchestration, Customer Access Portal, REST APIs, OpenFlow, XMPP, VXLANoIPsec, Service Automation, Zero Touch Provisioning etc.
Working on Hypervisors like KVM, ESxi for VM's creation, OVS, Libvirt, Linux machine management for networking, Automation in Datacenter from Nuage Software defined Data centre.
MPBGP, VRF, BGP LU, Option c and option b to merge two networks.
Configuration and troubleshooting on Cisco 7600, ASR903, ASR 9k,
ALCATEL 7750 SR12, SR7, SAR-hm, SAR-hc, 7210 SAS, 7705 etc. design, configuration and troubleshooting
SFLOW, NETFLOW, QOS, HQOS
STP, MSTP, PVST+, RSTP, VTP, VXLAN, MLAG, EVPN.
Network Automation using Python & Scripting.
Python Paramiko module for making scripts to Configure, Troubleshoot and monitoring of the devices.
Experience for HFT network handling and their Low Latency Trading requirements.
Multicast (Sparse, Dense, MSDP)

Network ArchitectureSDNSD-WANNetwork AutomationRouting ProtocolsMPLS

Cisco

HTTS Engineer

Apr 2015 – Feb 2018 · 2 yrs 10 mos · Bangalore

Providing Support and implementation of OSPF, BGP, MPLS, L3VPN, MPLS TE
Support over 7600, ASR1k, GSR12k platforms
Support and configuring DMVPN, IPsec, GRE
Multicast and MVPN
IGMPv2 and IGMPv3, FPGA, ASIC architecture for low latency services
Network Automation using Python

Network SupportRouting ProtocolsMPLSNetwork Automation

Orange business services

Network Engineer - L2

Nov 2012 – Aug 2014 · 1 yr 9 mos · Gurugram, Haryana, India

Associated as a L2 engineer
Responsibilities was to provide support over the issues between the CE and PE
Support over OSPF, BGP, MPLS, EIGRP

Network SupportRouting Protocols

Huawei india

Network Administrator

Mar 2011 – Nov 2012 · 1 yr 8 mos · Gurugram, Haryana, India

Managing the NOC network
Implementing and designing the new servers, users and various other sites to the NOC
Provided support over NE20, NE40, S3200, S3300 devices.
Worked and provided support over OSPF, BGP, MPLS, Citrix, Unix

Network ManagementRouting Protocols