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Henik Vargas

Audio/Acoustics Test Engineer @ Nytec Inc.

Hardware Validation Lead at Facebook

Redmond, Washington

Ranked #205 out of 4,105 for Audio/Acoustics Test Engineer in Washington

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Henik Vargas's Email Addresses & Phone Numbers

Henik Vargas's Work Experience

Nytec Inc.

Audio/Acoustics Test Engineer

August 2010 to February 2012

Greater Seattle Area

Northrop Grumman Corporation

Electronics Engineer 2

July 2009 to June 2010

Shell Oil Company

Controls & Instrumentation Engineer

July 2008 to July 2009

Henik Vargas's Education

Binghamton University

MS, Electrical Engineering, 3.8

2006 to 2008

Binghamton University

BS, Electrical Engineering, 3.6

2003 to 2006

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About Henik Vargas's Current Company

Nytec Inc.

• Implemented electro-acoustic test plan, automated data acquisition, post-processing of data, and report generation using MATLAB. Executed test plan in a timely manner and worked closely with the development team to iterate and validate hardware changes quickly.• Took ownership of audio & acoustics testing for Bluetooth/Xbox wireless headsets. Researched and developed a comprehensive test plan to assess...

Frequently Asked Questions about Henik Vargas

What company does Henik Vargas work for?

Henik Vargas works for Nytec Inc.

What is Henik Vargas's role at Nytec Inc.?

Henik Vargas is Audio/Acoustics Test Engineer

What is Henik Vargas's personal email address?

Henik Vargas's personal email address is h****[email protected]

What is Henik Vargas's business email address?

Henik Vargas's business email addresses are not available

What is Henik Vargas's Phone Number?

Henik Vargas's phone (206) ***-*366

What industry does Henik Vargas work in?

Henik Vargas works in the Consumer Electronics industry.

About Henik Vargas

📖 Summary

Audio/Acoustics Test Engineer @ Nytec Inc. • Implemented electro-acoustic test plan, automated data acquisition, post-processing of data, and report generation using MATLAB. Executed test plan in a timely manner and worked closely with the development team to iterate and validate hardware changes quickly.• Took ownership of audio & acoustics testing for Bluetooth/Xbox wireless headsets. Researched and developed a comprehensive test plan to assess audio performance in accordance to industry standards and recommendations (ITU, TIA, IEEE, 3GPP). Evaluated speech quality using standardized algorithms such as PESQ and POLQA. Built test infrastructure in lab by evaluating and purchasing equipment to support electro-acoustic testing From August 2010 to February 2012 (1 year 7 months) Greater Seattle AreaElectronics Engineer 2 @ Northrop Grumman Corporation • Designed a high power safety interlock unit. Generated drawings and interfaced with subject experts to ensure accurate selection of components and proper assembly and wiring.• Implemented the logic for a power interlock system in an FPGA using National Instruments hardware. Utilized LabVIEW developer tools such as the Real-Time, FPGA, and Touch Panel modules. This effort improved usability and flexibility, providing time and cost saving opportunities. • Developed MATLAB and Excel scripts to analyze S-parameter data using time and frequency domain techniques to diagnose RF module design issues.• Automated test procedures for the fiber optics lab by networking power meters, light sources and spectrum analyzers using LabVIEW’s GPIB and Ethernet communication toolboxes. From July 2009 to June 2010 (1 year) Controls & Instrumentation Engineer @ Shell Oil Company Assisted in the development of design specifications, contracting, and commissioning of control systems for oil production in offshore platforms around the world.• Automated the collection of data for over 8000 process variables using Excel macros as part of the design phase of a remote monitoring system and data historian.• Reviewed off the shelf wireless instrumentation technologies to determine the feasibility of safely implementing these technologies as part of Shell’s production efforts.• Developed a workflow map to document the design process of control systems. This effort helped identify duplicate requirements, thus streamlining the critical path; and it allowed better identification of dependencies between deliverables and interfaces with other groups.• Assisted in the validation and documentation of a process control simulator. From July 2008 to July 2009 (1 year 1 month) Summer Intern @ General Motors Automated and documented software acceptance testing using the Python scripting language. Also tasked with evaluating a tool to validate Simulink models, and making a purchase recommendation. Improved and took ownership of a test bench to test high voltage power converters. Diagnosed and identified manufacturing issues related to faulty sensors and warranty data. Position took place over 4 summers periods.• Developed Python scripts to automate software acceptance tests. Effort reduced testing time from 2 days to less than an hour and significantly improved test reliability and repeatability.• Documented automation process and taught a class on Python basics and GM’s test automation tool so that other engineers could further improve the automation process.• Evaluated the performance of the software tool MTest. Developed test cases integrating MTest with GM’s Simulink models and performed Model-In-The-Loop (MIL) simulations.• Documented results and made recommendations to manager based on experience gained.• Performed and documented test procedures for high voltage power inverters. This task was a critical stop in the GM’s hybrid vehicle development process.• Trained others to program and test microcontrollers, and to perform high voltage tests.• Designed gauges to identify production issues related to placement of engine sensors. • Performed pre-ignition testing on engines under development. From May 2004 to August 2007 (3 years 4 months) Petty Officer Second Class CE2/E5 @ US Navy Responsible for project planning and execution, facilities maintenance, and electrical systems troubleshooting. Also tasked with safety, quality control, and personnel management.• Planned, supervised, and executed projects from start to finish worth over $200,000 dollars. Managed materials, equipment, training and other resources. Managed crews between 3 to as many as 10 people.• Built, maintained and troubleshot a wide variety of electrical systems. • Participated in operation “Enduring Freedom”, supporting operations of the Fifth Fleet in the Middle East.• Awarded two Letters of Commendation, one Good Conduct Medal, and the Armed Forces Expeditionary Medal. From August 1996 to September 2002 (6 years 2 months) Hardware Validation Lead @ Facebook Oculus Virtual Reality headsets and accessories Seattle, Washington, United StatesHardware Test Manager @ Microsoft From January 2017 to September 2020 (3 years 9 months) RedmondSr. Hardware Test Lead - Xbox Accessories @ Microsoft - Led design verification of Xbox Accessories across multiple engineering disciplines from end to end. Drove test execution, bug triage and communicated test status to upper management on a regular basis.- Developed test strategies to verify electrical functionality, audio performance and power management features. Identified gaps in other test areas and devised strategies to fill gaps.- Assisted with definition of performance requirements for Xbox One audio features at the component, subsystem, and system level. Led verification and optimization of codec parameters to meet requirements.- Successfully debugged and root caused high priority, high impact bugs during product development and sustaining. Participated in discussions to formulate solutions, developed test plan to validate resolution of bugs. Lowered program risk by identifying must-fix issues early in the development process.- Provided on-site support during hardware development builds overseas. Supported first article inspection, failure analysis and various troubleshooting activities. Worked with manufacturing & test to define test cases and set test limits in areas of technical competence, in particular audio. Supported MTE to improve yield and minimize escapes from the factory.- Applied Six Sigma principles to characterize battery life and audio performance of Xbox One accessories.- Owned testing at the product level, managing testing across different disciplines (mechanical, electrical, firmware, system, RF)- Experienced in testing and qualification of Lithium-ion rechargeable batteries for consumer electronics products.- Products shipped: Halo 4 Special Edition controller, Xbox One controller, Xbox One Play & Charge Kit, Xbox One Stereo Adapter, and Xbox 360 & Bluetooth Wireless Headset From February 2012 to December 2016 (4 years 11 months) Greater Seattle Area

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Henik Vargas's Personality Type

Introversion (I), Intuition (N), Thinking (T), Judging (J)

Average Tenure

3 year(s), 1 month(s)

Henik Vargas's Willingness to Change Jobs



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