Gary Grubbs Email & Phone Number

Danville, In, Us

Danville, In, Us

Los Angeles, Us

Pointe-Claire, Quebec, Ca

Whitestown, Indiana, Us

Responsible for myriad of tasks related to Point Of Care (POC) hand-held electrochemical and optical blood analyzers that test A1c, glucose, lipids, and cholesterol for both home use and professional use.• Drafted and maintained product requirements and design specifications starting from customer requirements, traceability matrix, and FMEAs/risk analyses/controls/mitigations for new products that include POC hand-held analyzer, disposable blood test strips, and various accessories. Worked closely with discipline teams of science, marketing, regulatory, quality, firmware, mechanical, and operations for these efforts. Used V-Model PDP.• Responsible for system design architecture for new electrochemical blood analyzer that included: state-of the-art electrochemical analog test engine IC, user cap touch sensor, Bluetooth BLE, Wi-Fi, USB Type-C port, Near Field Communication (NFC) reader and tags, multiple uPs, accelerometer, LCD display, and internal lithium polymer re-chargeable battery pack with fuel gauge.• Operated daily within systems that complied with ISO 13485 quality management system standard for medical devices and ISO 14971 risk management standard for medical devices. Familiarity with FDA, 510K, CLIA, GLP, CE Mark, DHF, EN/IEC 60601 safety standards, and various EMC standards for medical devices.• Successfully performed many root cause analysis (RCA) investigations for sustaining product POC blood analyzer field returns and factory failures making use of fishbone and 5-Whys approaches. Participated on multiple CAPA teams. V&V test protocol reviews and test executions. • Served as lead technical interface with 3rd party design house tasked with creating schematics and PCB layouts for prototype hardware for new POC analyzer development. Led design reviews and tracked all issues to closure.• Familiarity with many PMP concepts including Scope, Budget, Schedule, Critical Path, and Kanban.

Los Angeles, Us

Electrical hardware design engineer for AT&T Satellite Set-Top Box (STB) group. Responsible for system/circuit design for multiple RF sub-systems.• Multimedia over Cable Alliance (MoCA) Band E 400MHz-700MHz and Band H 900MHz-1100MHz RF system/circuit design down to component level. Interfaces to Tx PA/Rx LNA IC and System on Chip (SoC) MoCA transceiver. Design/optimization of RF elliptic filters w/ requirements up to 3GHz. Responsible for overseeing schematic, BOM, RF PCB layout, EMC shielding. PCBs up to 6 layers.• MoCA RF verification checklist development & verification testing: Rx sensitivity, PER (iperf & IXIA), Rx immunity to interferers including strong L-band satellite signals & high power 2.4GHz and 5.0GHz 802.11 Wi-Fi signals, input return loss, conducted emissions, Tx spectral mask, Tx output level & harmonic suppression, phase noise, PHY & MAC layer bit rate testing, RF filter characterization. Responsible for identifying fw issues and working with fw engineers to resolve. • Coordinated multiple MoCA designs through full MoCA certification test plan (CTP) process which included 3rd party test houses and 8-12 weeks of total test time.• 2.3MHz FSK modem filter/amplifier system/circuit design down to component level including interfaces to RF input port and SoC FSK transceiver. Responsible for overseeing schematic, BOM, PCB layout, EMC shielding. • 2.3MHz FSK modem verification checklist development & verification testing: Rx sensitivity, BER, immunity to interferers, Tx output level and harmonic suppression, Tx timing protocols, conducted emissions, input return loss, RF filter characterization.• Heavy use of: spectrum analyzers, network analyzers, signal analyzers, oscilloscopes, signal/function generators, power meters, multi-meters, current probes. Familiar with Cadence Allegro PCB layout tool.• Genesys RF simulation tool for frequency-domain analyses, optimization, Monte Carlo. SPICE simulation tool for time-domain analyses.

Electrical hardware design engineer for DirecTV Satellite Set-Top Box (STB) group. Responsible for entire STB DC/DC Power system & RF input port lightning surge protection.• Took multiple DC/DC Power designs from initial schematic into mass production meeting incrementally tighter customer requirements & reducing BOM cost on subsequent designs. Responsible for overseeing schematic, BOM, PCB layouts.• Power budget development for full STB system, DC/DC system architecture (power tree), circuit level design down to component level including buck & boost switching regulators, LDO regulators, MOSFETs, current limit power switches, uP POR, power-up/down sequencing. Many designs required to meet Energy Star requirements.• DC/DC hardware verification checklist development & verification testing: regulator phase/gain margin & transient response (stability), power rail ripple/noise, efficiency, output current limit, power inductor saturation, hot plug, component de-rating, worst-case tolerance analyses for several parameters. Control line integrity verification (I2C, SPI, UART, GPIO). • Worked closely with other engineering disciplines to tailor designs to ensure reliability, manufacturability, and testability taking into account previous lessons learned. • Authored myriad of detailed technical reports and documents for internal and customer-facing design reviews taking to closure any resulting action items. • Interfaced w/ variety of suppliers to identify optimal regulator IC & discrete component solutions. Worked w/ suppliers to create customer-specific Power Management IC (PMIC) and LNB/SWM Regulator solutions.• Introduced Technicolor's first use of a Gas Discharge Tube (GDT) for RF input port surge protection which resulted in simplified & size reduced designs. Responsible for circuit design, PCB layout, and component selection to deal with high current/voltage lightning surge and ESD events at RF input port.• Familiarity with UL, FCC, and ISO.

Led RF system design for U.S. television products from initial concept through mass production. Oversaw all RF aspects of the developments: electrical schematic, PCB layout, EMC, FCC compliance, electrical performance specification, software interface, verification testing, and identifying/tracking/resolving all RF related issues.• Led RF system development for Thomson’s first-generation unidirectional digital-cable-ready television receiver. • Executed RF system development for Thomson’s second-generation unidirectional digital-cable-ready television receiver resulting in 40% system cost reduction versus previous generation.• Acquired detailed understanding of analog/digital cable/terrestrial television signal environments which resulted in development of optimum receiver specifications and designs for U.S. television products. • Successfully interfaced with an array of tuner suppliers to provide best cost-performance solutions for multiple U.S. television products.

Lead RF design engineer for U.S. television products. Successfully implemented tuner RF designs down to the component level that included varactor diode-controlled RF tracking filters, mixer/LO IC, PLL, automatic gain controlled (AGC) dual-gate MOSFETs, and transistor RF amplifiers. Responsible for RF schematic, PCB layout, EMC, FCC compliance, and electrical verification testing. • Led RF development for Thomson’s first-generation HDTV receiver and HDTV set-top box from initial concept through mass production. Performed significant component level RF circuit design.• Performed design of tuner RF front-end circuitry for RCA’s first television receiver capable of meeting FCC cable-ready requirements. Developed innovative cost-effective design technique to achieve the required composite second order and composite triple beat (CSO/CTB) distortion performance.• Mastered use of Eagleware RF simulation tool resulting in greatly reduced circuit design time.• Led receiver circuit design for RCA’s first generation 900MHz wireless audio headphone system.• Co-developer of engineering automated test system that reduced television tuner verification test time by 75%.