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Senior Technical Lead Resume

PROFESSIONAL SUMMARY:

  • Datacom Professional offering 12 years of experience in Feature, System, Automation and Regression Testing
  • Hands on experience on leading Network Products:
  • Service Provider Edge Aggregation Router
  • Service Provide Edge and Core Router
  • Enterprise Switches
  • Access Manager
  • Service Aggregation Switch: Ciena 5150
  • Residential Gateway: Arris, Technicolor
  • Skilled in analyzing and recreating live issues and presenting technical details
  • Skilled in technically managing a project by owning the Test Strategy and Test Plan
  • Ability to meet deadlines without compromising on the quality
  • Possess excellent communication, interpersonal and management skills

DOMAIN SKILLS:

  • Control Plane & Data Plane
  • Label Stack, imp/exp Null and PHB
  • L3 VPN & L2 VPN (VPWS, VPLS)
  • LDP, RSVP TE, RSVP: TE FRR
  • OSPF: Neighbor State Machine
  • Hello, DBD, LSR, LSU, LSACK
  • Stub, Totally Stub, NSSA
  • BGP: Finite State Machine
  • Path Decision Process
  • BGP Messages & Attributes
  • Route Reflector, Confederations
  • QoS: IP PREC, DSCP, ECN
  • PQ, WFQ, CB: WFQ, LLQ
  • RED, WRED
  • Policing, Shaping, LFI
  • L2: VLAN (802.1Q), VTP
  • STP (802.1D), LAG (802.3ad)
  • 802.1X ( Based Authentication)
  • IGMP, VRRP
  • L4L7: DHCP
  • TCP
  • UDP

PROFESSIONAL EXPERIENCE:

Confidential

Senior Technical Lead

Technologies: VLAN, QoS, DHCP, 802.1X, IGMP, WLAN, GPON, TCP, UDP, IPv6, HTTP/HTTPS

Framework: Robot Framework - Python

Responsibilities:

  • Point of contact for Arris and Technicolor Residential GW Testing project Confidential Aricent
  • Coordinate with different Confidential & Confidential Stakeholders and provide clarifications regarding the software issues observed in Confidential & Confidential Labs
  • Completely validated 802.1X EAP Authentication on WAN Gig and WAN Optical SFP that connects to different Confidential & Confidential Networks
  • Recreate the live issues from friendly/production and present the technical details
  • Built a Python pexpect automation environment on CentOS 7 Linux machine to SSH to different gateways to collect the required logs for debugging and analysis
  • Validated QoS (Classification and Rate Limiting) by pushing speed tier policies from ACS
  • Worked on simulating Wi-Fi clients to measure max client capacity using Veriwave Dynamix
  • Worked on 802.11n&ac benchmarking using Veriwave by placing the Gateway on a RF Chamber to test Throughput, Latency, Packet Loss
  • Worked on simulating IGMP Video Traffic by connecting STB to the RG LAN and hosting IPTV Server on RG WAN
  • Brought up iONT and external ONT Residential GW setup by applying the required configs on Confidential 7360 and reviewed the test requirements for GPON
  • Simulated IPv4 and IPv6 Traffic (over 6rd and Dual Stack) using Spirent Test Center
  • Simulated maximum number of UDP sessions using Spirent Test Center to validate the reliability of the Gateway product
  • Simulated HTTPv4 and HTTPv6 sessions using Spirent Avalanche
  • Configured the Residential Gateway using management interfaces like CLI, GUI, TR-069, ACS and SoapUI
  • Exposure to different test scenarios like Cascaded Router setup, IP Pass-Through, NAT, Firewall Pinhole
  • Validated HTTP and HTTP Debuglog and Crashlog uploading to NGINX server
  • Automated Scripts in Robot Framework for specific modules during each Sprint release

Confidential

Technical Lead

Technologies: VLAN, STP, QoS, OSPF, BGP, DHCP, 802.1X, VRRP, LAG, SNMP

Responsibilities:

  • Categorize the customer cases as Auto, Manual, Non-LL and discuss the cases on a weekly basis with the Onshore POC Confidential Calabasas, CA
  • Recreate and Validate the Customer Cases specific to 6xx and 7xx Confidential Enterprise Switches locally and automate the cases using TCL, Expect and integrate the cases to Regression Environment.
  • Generate scriptgen files from Ixia for automating traffic related customer cases
  • Handled different customer cases involving features like VLAN, STP, QoS, OSPF, BGP, DHCP, 802.1X, VRRP, LAG and SNMP.
  • Worked on different System, ISSU issues reported in the Customer Environment and identified different bugs
  • Handled a team of 4 engineers and responsible for customer case assignment, provide technical inputs

Confidential

Technical Lead

Technologies: VPWS, VPLS, LAG, QoS, OSPF, BGP, MPLS, LDP/RSVP, ISSU Improvement

Responsibilities:

  • Telstra wanted to modify the QoS profile attached to different services on the fly with minimal traffic impact
  • Confidential provided solution by implementing a new feature with a team of 5
  • QoS feature testing involving (Strict & Weighted QoS) carried out for this requirement by covering all the required services like L2 local circuits, L2 pwe3 circuits, VPLS Bridging Interfaces, LAG Bridging Interfaces, L2 pwe3 circuit bundles
  • Unearthed ~ 20 bugs during the test cycle and delivered quality software during the development release
  • Performed BGP Sanity testing on a new Gige card introduced in Confidential 8800 router
  • Sanity Testing covered different scenarios like direct/indirect neighbors, emulating scaled BGP routes from Ixia, next-hop-self, AS Path, AS Path Prepend, Local Pref, MED, Atomic Aggregate, AS Set, Communities, Allow AS-in, AS-override
  • The ‘Show OSPF database’ entries were increased based on a customer requirement
  • Different LSA Types and OSPF areas were tested to check if the entries get displayed correctly with the new software
  • Telstra wanted to perform ISSU with 100% success rate on their production environment
  • Confidential introduced a new feature called ISSU improvement where the ISSU proceeds through different stages by ignoring a Line Card failure
  • End user can have a subset of Line Cards that can be ignored/not ignored
  • Unearthed ~ 30 system bugs during the test cycle and delivered quality software

Confidential

Lead Engineer

Technologies: QoS, Broadband, ATM, PPP, MPLS, ISSU

Responsibilities:

  • Recreate customer issues in local test bed and provide the setup in failed state to sustenance/development team
  • Automate the customer cases and integrate to existing TCL scripts
  • Tester has a dedicated ATS tree in Unix environment to execute Regression scripts on test beds that covers features like QoS, Broadband, ATM, PPP and MPLS
  • Perform Manual Testing on selected technologies to find more bugs before a release
  • Customer Profile Testing carried on local test beds before a major release
  • Supporting development team in recreating issues and verifying their fixes

Confidential

NOC Analyst

Responsibilities:

  • Accessing the BASE Application of Snort IDS and configuring Suppress/Threshold commands in the master probe
  • Analyzing and generating reports of the Confidential IDS, Snort IDS, Confidential ASA and Confidential PIX logs using RSA Envision SIEM tool
  • Analyzing the Checkpoint Firewall logs to detect the infected PC’s in the Network
  • Analyzing the real-time traffic through event console and generating reports of Confidential PIX logs using Net Forensics SIM tool
  • Analysis Confidential IPS logs based on the severity levels using Confidential Security Manager(CSM)
  • Analyzing the Syslog, Logwatch, and Cron log messages of firewall and IDS probes

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