MATHEW KAYALACKAKOM
3308 Woedee Drive, El Dorado Hills, CA 95762
(408) 386-4752 /
[email protected]
PROFILE Senior Quality Assurance and Support Engineer with over 13 years of experience in fast-paced startup and corporate environments and a proven track record with consistent delivery of quality solutions for high-end enterprise applications and appliances. Possess directorial and managerial experience with a solid understanding of test methodologies and hands-on experience with black, grey, and white-box testing. Highly skilled in developing test-cases from MRD, PRD, ERD and collaboration, and creating automated and manual test cases including performance and load tests. Extensive background includes working for semiconductor, networking, and telecommunications industries.
EXPERIENCE JobSight Solutions Inc, Sacramento CA 04/08 – Present
Senior Engineering Consultant
Implemented infrastructure for Bugzilla based bug tracking
Implemented QA test infrastructure, processes, test cases, executed test cases and managed beta product release
Replicated build environment, setup CVS
Tested DENX Embedded Linux based Configuration server for CDMA, 1XRTT, IVR, voice, date and fax operations
Developed web-based UI interface test automation
Managed and completed FCC part 15, 22 and 24 approvals for our primary product
Assisted in off-shore development and partner selection
Managed Sprint & Verizon network approval process
Managed testing and releasing of Alpha and Beta version
Completed TCP/IP fingerprinting to identify areas for hardening.
Developed product requirements for TCP/IP hardening,
Developed requirements for Boot failure recovery, Up-grade process, call logging, syslog, technical/field support trouble ticket generation, manufacturing support.
Created product requirements to support test automation.
Developed requirements to improve field supportability via appliance recovery using SD card, appliance recovery using reset capability, Password recovery methodology, CDR requirements, System Logging requirements, Show tech support, Remote reset capability
Identity Engines, Mountain View CA 2005 – 2008
Senior Quality Assurance Engineer
Delivered GA release for a High availability, identity based network access server. Performed the following as part of GA release - Authentication performance benchmarking of the radius server, Radius stability testing, Bulk configuration load handling capability of the configuration server, Policy engine verification – combinations of policy and posture checks, Vendor support and posture based policy verification, Wireless WLC/AP, wired switch, 802.1x client interoperability testing, High Availability testing
QA Resource planning, mentoring and leading
Handled GA release, established release criteria
Provided consultation and guidance on Radius and Directory access performance requirements and High availability network layer support requirements to Engineering
Developed requirements to improve supportability – High Availability recovery, Troubleshooting, Field recovery abilities, Configuration wizard capabilities
Handled Customer support for beta and product users as required
Effectively employed shell scripts automation with command line traffic generator tools, IXIA and Veriwave equipment to reduce testing cycles of repeated tasks
Sinett Inc, Mountain View CA 2002 - 2005
Co-founder, Senior Member of Technical Staff
Established the architectural implementation requirements for Sinett’s Unified Access ASIC for application in wireless LAN controllers, Unified L3 managed switch, routers, and VPN concentrator. Verified the C-model and FPGA implementations correctly identified control and data packets with IPinIp, GRE, L2LWAPP, L3LWAPP, Symbol encapsulation for further inline/offline processing. The architecture contributions include - Determined fast and control path packet flows for tunneled wireless (L2LWAPP, L3LWAPP, GRE, WISP encapsulated/tunneled 802.11), tunneled wired (L2TP, PPTP based VPN, SSL, IpinIP), Radius packets and identified fields to be stored in ASIC table for switching, Determined Key caching ASIC storage requirements to handle fast-path decryption of locally terminated WLAN and VPN packets, Identify hardware based IV generation algorithm for use with 802.11i and VPN, Determined NAT/PAT/Firewall use cases in wireless LAN controller scenario
Validated Architecture using C model and FPGA and Full chip simulations using packet replay
Converted C model tests to full chip automation tests
Wrote Tcl based scripts to integrate C-model tests into ASIC test framework
Developed test-beds to verify ASIC based routing and switching
Pluris Inc, Cupertino CA 2001 - 2002
Director of Support
Implemented Worldwide IP core router Support Program
Developed the following for Support Organization - International distribution agreement, RMA processes and procedures, Setup replacement service, Subcontracted service partner and agreement, Subcontracted Professional service partner and agreement, Warranty policy, Service Support brochures
Managed product support and documentation group
Developed field support requirements for the terabit-core router - FRU based on MTBF analysis, Recovery commands for blades and chassis, Logging and logging access to determine point-of-failure, Improving show tech-support command, Site survey guidelines, Troubleshooting guide, Managed field trial support escalation requests and bug fix delivery
Management product documentation group and deliverables - Command reference guide, Trouble-shooting guide
Ericsson, Menlo Park CA 2000 - 2001
Customer Support Manager
Implemented Customer Support Program that was replicated across Ericsson for the WebSwitch VoIP product
Implemented and managed FAQ to support the WebSwitch VoIP product and eco-system
Implemented Bug reporting and escalation for customer to report service requests
Provided training and transfer of knowledge to other centers within Ericsson
Gate keeper for WebSwitch know-how within Ericsson
Implemented the Ericsson knowledge-base center for VoIP solutions involving Symbol Technology wireless technology
Gate keeper for product quality within Ericsson – qualified builds using own test infrastructure, test plan
Product testing of configuration manager, call manager server, Voicemail, CTI client, IP trunks, PBX interoperability, 802.11 integration, handset interface and call handling for WebSwitch VoIP IPBX
Setup Windows and Unix based infrastructure to test various wired and wireless implementation scenarios
Mentoring and managing team
Ericsson, Menlo Park CA 1999 - 2000
Customer Support Engineer
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