SUMMARY

• Over all 7 years of IT industry experience with over 6 years of experience as Software Test Engineer in enterprise and consumer end embedded products with proven track record. Specialize expertise in performance testing, load testing, functional testing and web - based testing. Currently seeking a technically challenging position in the area of IoT, Embedded, Audio/Video or Web-Based products.
• QA ownership for validation of CPE (customer premise equipment), which included testing modules such as DSL, NAT, DHCP, Throughput, Latency and Voice etc.
• Worked on Performance testing (RFC 2544) of Broadband gateway for various DSL profiles and against different DSLAMS such as Nokia D50 and Samsung Acemap.
• Was responsible for creating, maintaining and enhancing a test plan for CPE’s, creating a configurational guide for CPE configuration and provisioning and Voice Provisioning for different modes of provisioning such as static, with NAT enabled and bridged.
• Integral-QA ownership for SBC features SDR (session detail recorder), ISUP, Routing Policies and modules SIP/SIP-I call handling, PAT, Codec Profilers, Service Profilers etc.
• Worked on XML Profilers - powerful & easy-to-use SIP header manipulation methodology for different SIP call scenarios.
• Built and configured a setup for system integration testing and load testing.
• Addressed customer field issues by replicating them into lab environment.
• Integral QA-Ownership for VoIP modules SIP Signaling, Analog Signaling, Call Features, Voice Stats, Voice Quality, Voice Provisioning & Management, Packetization, Voice Codecs and DTMF.
• Integral QA-Ownership for product features like Firewall & NAT, DSL, DSL Re-initialization.
• Protocol level testing for DHCP, PPPoE and TR-064.
• Experience in testing manual and Automation testing for TR-069 and EGST modules.
• Experience in configuration, maintenance and troubleshooting of open source and licensed SIP Servers such as Asterisk and Brekeke.
• Experience in installation, configuration and troubleshooting of Trixbox and FreePBX.
• Experience in executing and creating SIPp scripts.
• Experience in testing Modem and Fax over VoIP.
• Hands-on Experience installing, configuring and using multi-channel IP Telephony tools like SAGE-960B,Ameritec and FaxLab for T.38 testing.
• Hands-on Experience installing, configuring and using Advent-5120 for Analog Signaling and Network Impairment Tools such as Maxwell N/W Emulator and Spirent Impairment Generator.
• Experience in configuration and troubleshooting of layer 2 & layer 3 devices
• Experience with VLAN, STP, VTP.
• Hands on experience on configuration, troubleshooting - OSPF, RIP, EIGRP.
• Good experience networking standards and with the Protocols TCP/IP, ICMP, NAT, PAT
• Sound knowledge of WAN technologies Like ISDN, HDLC, VPN, ATM, Frame-relay
• Experience in testing PPP Authentication protocols (CHAP, PAP)
• Performed Network analysis with packet capturing tools Sniffers, Wire-shark etc
• Well versed with HSRP, SPAN (port mirroring) and 801.1x (port based authentication)

TECHNICAL SKILLS:

Programming/Scripting Languages: Python, SIPp, Sikuli, C

IDE: Eclipse, NetBeans, PyCharm

OpenSource Technologies: Kafka, Elastic Search, Grafana, Graphite, Wireshark, tcpdump

Version Control and Test Management Software: Github, JIRA, ClearQuest, APTest, Agile Methodologies, Rally

Network/Wireless Tools: Ixia, Spirent Testcenter, RedBack SmartEdge, Spectra-2, SAGE, AI-5120, Ameritec, Maxwell N/W Emulator, Spirent N/W Emulator, Abacus, FaxLab

Virtualization Softwares: VirtualBox, VMWare

Protocols: MQTT, TCP/IP, UDP, SIP, ISUP, RTP, RTCP, T.38, FTP, HTTP, DHCP,DNS, NAT, SSH, Telnet, TR 064, TR-104, PAP, CHAP, 802.1x, IPv6

PROFESSIONAL EXPERIENCE:

Confidential

Software Test Engineer

Responsibilities:

• Execution of functional testing for industry leading high definition (HD), wide dynamic rage (WDR) fully functional Cisco IP Cameras.
• Camera Audio/Video/Analytics Application testing.
• Design, create, and review the test-plan for new features.
• Execute the functional and client-based performance testing for VSMS for memory leak and CPU usage.

Modules Tested: Cross-browser, SIPVideo, SIPClient, Focus/Zoom, WDR, Audio/Video Streaming, DHCP Based Discovery.

Confidential

CPE Test Engineer

Responsibilities:

• Build and maintain end-to-end set-ups which included DSLAM, PBX Switches and B-RAS for throughput and latency testing (RFC 2544) and for Voice testing.
• Communicating with CPE vendor engineering or sales team for issues found and for new requirements.
• Work on both - appliance and virtualized BoderNetTM 4000 SBC.
• Load test the device and point out specific problem areas and provide necessary logs for memory leak issues.
• Using Spectra 2 as end-point, create call scenarios for different SIP messages during the call and verify SBC’s response as per the RFC standards.
• Conduct on-site and remote internal QA training for owned modules SDR and SIP-I (ISUP)
• Outline and create the test-bed required for the test-cases.
• Coordinate with Automation team to analyze the test-cases that can be automated and follow-up the same.
• Performance testing, and monitoring CPU usage for the gateway.

Modules Tested: Call Features, Analog Signaling, Voice Stats, Packetization, VoIP Stress-testing, SIP Signaling, Voice Quality and Voice Codecs, Firewall, DTMF, TR-104, DSL Re-initialization, IGMP, EGST, TR-98, TR-69, DHCP, PPPoE, PPP Authentication, DSL.

Confidential, Sunnyvale, US

Network Operations Trainee

Responsibilities:

• Creating and maintaining VLANs with VTP, STP configuration.
• Designing and configuring Static and Default routes.
• Configured and implemented OSPF, EIGRP, RIP (v1 & v2)
• Successfully implemented route redistribution for RIP over OSPF, OSPF over EIGRP.
• Placed access control list (ACL) on inside and outside interfaces on Cisco routers.
• Successfully implemented Link Aggregation feature with LACP and PAGP.
• Configuration of PPP over a serial link with PAP, CHAP authentication.
• Configuration of Static NAT, Dynamic NAT and PAT.
• Configured Port Security feature on Cisco switches.
• LAN & WAN administration.
• Setting up and Windows XP network consisting of 15 users.
• Manage various user accounts for Window XP
• Setting up access permission, Password Management for a network.
• Configuration of Virtual Private Network (VPN) in Windows XP facilitating connectivity to remote branches.