Test Engineering

timoteo Torres

“certified LabVIEW developer”

619-***-**** 676 Gail Av., Sunnyvale, CA 94086 **********@*******.***

SUMMARY

Electrical Engineer with more than 20 years of experience in the development, manufacturing and testing of high volume, low cost power supply products. Recognized throughout career for being a Technical Leader with Hands on involvement in the construction of test systems and the testing, troubleshooting and failure analysis of power supply products. Develop ATE hardware/software interfacing with Environmental, HALT/HASS chambers, test fixtures and DVT test plans to meet product design requirements. Employ relevant statistical and quality tools to ensure thorough and efficient testing, evaluate results, and make recommendations to design teams on suggested improvements. Experienced in New Product introduction, Engineering Change Orders, Preventive/Corrective Actions implementation to eliminate Design/Manufacturing problems. Managed engineering personnel to support all Production Facility Electrical Engineering technical operations.

EXPERIENCE

Empower Micro Systems Inc., Santa Clara CA

Test Engineering Manager Feb/2016 – Present

Manage the day to day Testing/Sustaining Engineering activities for Design Verification, Manufacturing and Customer support and actively participate on the interviewing and hiring candidates for open positions, establishing goals, assigning or delegating work, providing on-the-job training, giving guidance to staff, conducting performance evaluations and act as an advisor to subordinate(s) to meet schedules and/or resolve technical problems.

Create and Execute Design Verification and Production Test Plans.

Develop and maintain Automatic Test Systems (complete hardware and software integration – Labview Software platform) for Design Verification and Production testing of Microinverters.

Develop automatic testing for compliance verification Abnormal Voltages - Frequencies, Clearance and Reconnection times test as per IEEE1547 standard and as per CEC Efficiency testing, as per IEC 61215 Reliability testing and several other automation tools for design and compliance verification testing of microinverters.

Enphase Energy, Petaluma CA

Staff Test Engineer Dec/2014 – Jan/2016

Manage Hardware Engineering Long Term Reliability (LTR) Testing Laboratory.

Develop Labview test tools for test data collection and SPC analysis on MySQL database, microinverters testing and debugging and for microinverters monitoring thru gateway systems using web/internet protocols/standards as TCP/IP, HTTP, JSON, etc.

Automate test stations for EMC and for Engineering Laboratory Equipment (Impedance analyzer, Scopes, Solar Array Simulators, AC Sources, Electronic Loads, Power Analyzers, etc. )

Test Engineering Support for Power Electronics Engineers on Microinverters testing/debugging.

Develop Labview code for different I2C/Analogue devices as Digital Potentiometers, Temperature, Humidity, Moisture, Pressure sensors using Arduino/ATMEL microcontrollers.

TDK- Lambda Americas Inc., San Diego CA

Test Engineer 2009 – 2014

Develop and maintain Automatic Test Systems (hardware/software integration – LabVIEW), design and create fixtures for interfacing with ATE equipment.

Create production test and burn in procedures, evaluate and approve design changes, specifications, and drawing releases for Production.

Interface with suppliers and customers to address engineering and test issues.

Perform testing to analyze design/manufacturing issues on prototype, production and field return units to identify root causes and recommend corrective actions to design engineer

Research and analyze data such as customer design proposal/specifications to determine the feasibility of new or existing designs and applications.

Design Engineering support on Hardware/Software activities for embedded systems (microcontrollers).

TDK- Lambda Americas Inc., San Diego CA

Sr. Sustaining Engineer 2001 – 2009

Failure analysis on field return and production units to identify root cause and determine corrective action

Design Verification Testing (DVT), qualification testing and product safety testing on new product designs.

Supported new product introduction process with global sub-contractors

Evaluated and approved design changes, specifications, and production drawing releases to meet customer requirements, on product cost or performance.

Power-One Inc., Sonora, Mexico

Sr. Sustaining Eng. (AC-DC Division) 2000 – 2001

Led the activities of the Sustaining Engineering Department for the AC-DC Division. (6 Electrical Engineers)

Evaluated and approved ECOs and production drawing releases to meet customer requirements, improve product cost/ performance in compliance with International Safety Agencies requirements for SMPS and led Production problem-solving teams using quality tools

Member of the Component Engineering Group to develop FA to component level on Field returns and Production units.

Lambda Electronics Inc., Reynosa, Mexico (formerly Lambda Americas Inc)

Electrical Engineering Group Leader 1997 to 2000

Managed the Electrical Engineering Group (12 Electrical Engineers- 2 repair technicians) to ensure full production levels were met while developing a very skilled working force.

Evaluated and approved ECOs to eliminate Mfg./Design problems to ensure Products meet expected performance.

Failure Analysis on customer returns and production units to determine root cause and corrective action.

ATE hardware/software development for Power Supplies testing during Production and NPI activities.

Performed statistical analysis as required in order to prove solutions to problems been found.

Team leader in continuous improvement process on new products: Failure analysis, Pareto analysis, SPC and Cause – Effect Analysis

Issue complete and concise final reports regarding the improvements made to Products/Process.

Lambda Electronics Inc., Reynosa, Mexico (formerly Lambda Americas Inc)

Product Engineer 1995 to 1997

Analysis and troubleshooting of Customer returns and production failures on Power Supply products.

Created Preventive/Corrective actions to Manufacturing/Design problems.

Technical support during the New Product Introduction.

EDUCATION-TRAINING

BSEE, Instituto Politécnico Nacional, México

Leadership and Human Resources – Dale Carnegie training

Power Supply Design - In-house Training (Lambda Electronics Inc.)

Power Supply Design – EJ Bloom Associates Inc.

Component Failure Analysis

Intusoft ICAPS for Windows (Simulation Software)

PADS Power Logic/ PCB

LEAN manufacturing – In house training

NHResearch ATE systems – Software/Hardware training

Chroma ATE systems – Software/Hardware training

HALT & HASS plus Workshop – Hobbs Engineering Corporation

OTHER SKILLS

Proficient in Software:

Agilent VEE Pro, LabVIEW, TestStand, Microsoft Office (Excel, Word, Power Point), MS Access, Visual Basic, C++, Microsoft Visio, Intusoft ICAPS, PADS Power Logic/ PCB, MPLab software for Microchip PIC microcontrollers, AVR Studio for Atmel AVR microcontrollers.

Proficient in use of Laboratory Equipment:

Power Analyzer, EMI Tester, EMC tester, Data loggers, DVM, Scopes, Electronic Loads, Despatch and Test Equity Environmental chambers, Qualmark HALT/HASS chamber, Interpro ATE Systems, Finetest ATE systems, NHR ATE systems, Chroma ATE systems, Checksum Manufacturing Defect Analyzers.

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