Reliability Test Engineer

Mehrdad Moallem

********@*****.***

Cell: 408-***-****

Livermore, CA 94550

Sacramento, CA 95630

LinkedIn Profile: www.linkedin.com/in/mehrdadmoallem-42340834 Summary:

Dedicated, diligent, and results-driven Reliability Test Engineer with 12+ years of experience conducting reliability testing on electronic, mechanical, electromechanical, and software products across the automotive, aviation, robotics, and software industries. Proven expertise in ensuring durability, performance, and compliance with industry standards.

Skilled in developing and executing test plans, conducting failure analysis, and implementing process improvements to enhance product reliability. Deep understanding of industry standards, testing methodologies, and tools to ensure product quality.

Adept at working in agile environments, managing multiple teams, projects, and deadlines, while delivering high-quality results and driving product excellence. WORK EXPERIENCE:

Software Test Engineer January 2024 - Current

Google Inc. (Alphabet) Mountain View, California

• Testing software and hardware on Google Nest products: Setting up test beds for security cameras, HVAC control units, thermostats, CO and CO2 alarms, speakers, displays, the Google TV streaming platform, and cellphones.

• Assist in prototype development and system integration, providing technical expertise in component selection, circuit design, and performance analysis to support innovation and product enhancement.

• Responsible for setting up server infrastructure, managing network connectivity, performing maintenance on hardware, and troubleshooting technical issues.

• Prepared, retrofitted, and set up test devices by flashing software, installing network cables and switches for wired networks, and configuring router communication for wireless clients. Proficient in TCP/IP, HTTP, FTP, DNS, DHCP, and SNMP protocols

• Develop and implement advanced troubleshooting techniques to diagnose and resolve complex hardware and software issues, minimizing downtime and optimizing system performance.

• Collaborate with cross-functional teams to support developing, validating, and refining electronic and mechanical systems, ensuring alignment with project objectives and technical requirements.

• Meticulously document test procedures, results, and any deviations observed during testing to ensure compliance with industry standards and regulatory requirements.

• Optimize test processes and methodologies by identifying inefficiencies and recommending improvements to enhance accuracy, repeatability, and overall productivity.

• Maintain and manage laboratory equipment and testing environments, ensuring all tools and instruments are calibrated, functional, and available for critical validation activities. Zoox INC. Jun 2023 - December 2023

Data Center Associate Foster City, California

• Assembled and installed AI servers in data center racks, ensuring seamless integration, optimal performance, and reliability. Performed hardware upgrades and modifications on existing servers to enhance efficiency. Diagnosed and debugged server failures, minimizing downtime and improving system performance.

• Installed, configured, and organized network cables, switches, and routers, establishing a stable and high-performance data infrastructure. Optimized cable management, performed thorough network testing, and resolved connectivity issues to ensure robust wired and wireless communication and reduce downtime.

• Assisted in server maintenance by performing routine hardware inspections, firmware updates, and component replacements. Proactively monitored system performance, identified bottlenecks, and troubleshoot network issues to optimize server operations.

• Replaced all network communication cables within the data center, significantly improving data transfer speeds, reducing latency, and enhancing overall network reliability and efficiency.

• Proactively identified, debugged, and resolved auto-generated and assigned bugs, ensuring optimal system performance, stability, and minimizing disruptions. Hardware test engineer October 2022 - April 2023

Nvidia USA Santa Clara, California

• Conducted system-level and board-level reliability testing on Nvidia graphics cards, GPUs, CPUs, PCBAs, and servers to ensure durability and performance.

• Perform setup, calibration, testing, data acquisition, and troubleshooting of electrical circuits, components, printed circuit boards (PCBs), and subsystem modules to optimize functionality and reliability.

• Execute board bring-up and functional testing to validate newly developed or modified circuit boards against defined performance parameters.

• Perform mechanical endurance and stress testing, including shock, vibration, drop tower shock, and HALT (Highly Accelerated Life Testing) tests. Tests are conducted both operational and non-operational.

• Environment stress testing for critical parameters, including temperature, humidity, thermal cycling, thermal shock, and altitude.

• Hard Boot, Soft Boot, and Functional Burn-in tests to assess long-term system stability.

• Setting up the device under test (D.U.T.) for bench testing variations: software installation, network integration using CAN, LIN, PCAN and Ethernet.

• Utilized Linux and Python scripting to execute Functional test FCT before and after each test.

• Validated and reported test results to stakeholders, ensuring clear communication of reliability findings and potential improvements.

Process Mechanical Engineer April 2022 - October 2022 Lam Research Corporation Fremont, California

• Retrofitted, repaired, and maintained CVD and ALD deposition chambers, performing preventive and corrective maintenance to maximize uptime and process trustworthiness.

• Interpreted mechanical schematics, P&IDs, and gas flow diagrams to accurately install, modify, and retrofit gas delivery systems, ensuring compliance with OEM specifications.

• Performed leak helium detection using mass spectrometry on ultra-high vacuum (UHV) and atmospheric systems, resolving leaks to maintain base pressures below 1 10 Torr.

• Programmed and executed deposition process recipes, monitored real-time chamber performance

(pressure, temperature, gas flow), and adjusted parameters to ensure repeatable thin-film results.

• Designed, fabricated, and validated gas delivery panels, including leak testing (<1 10 atm-cc/sec He) and flow calibration, to enhance process stability and safety.

• Troubleshot and replaced critical components:

Pneumatic valves, MFCs (mass flow controllers), MFMs (mass flow meters)

Gas distribution manifolds, exhaust lines, and foreline traps

Heaters, thermocouples, and pressure gauges

Reliability test engineer February 2021- March 2022 Johnson and Johnson Robotics & Digital Solution, Santa Clara, California

• Planned, developed, and documented test procedures and created profiles for reliability testing of diverse products, including surgical robots, robotics arms, cameras, LED lights, surgeon consoles, patient beds, and server towers.

• Developed and documented test criteria, created environmental and mechanical stress testing profiles, and performed testing supporting ISO 9000 qualification (e.g., air & ground shipping, storage, etc.).

• Initiated environmental and mechanical/structural testing programs for new products, ensuring compliance with industry standards and reliability expectations.

• Compiled comprehensive technical reports analyzing test findings, identifying root causes of technical issues, and proposing effective solutions to enhance system reliability and efficiency.

• Design and fabricate specialized test fixtures to ensure precise evaluation and validation of electronic and mechanical components.

• Interpret and develop test specifications, methodologies, and procedures by analyzing engineering blueprints, technical drawings, and schematic diagrams to ensure compliance with design intent and industry regulations.

• Participated in design reviews as a Quality & Reliability (Q&R) representative, presenting test results and providing expert input to stakeholders to improve product reliability.

• Utilized Agile and Jira product management tools to manage testing activities, track progress, document issues, and communicate findings effectively.

Reliability test engineer March 2013 - January 2021 Google Inc. (Alphabet) Mountain View, California

Google[X]:

• Assigned to multiple Google[X] teams, including Waymo/self-driving car, Pixel, Cardboard VR, Google Glass AR, wearables/watch, Nest, Loon, Makani, Google Air, Titan, and Street View.

• Led comprehensive reliability testing of critical electrical and electromechanical components, including LiDAR, radar, camera systems, server hardware, and backup battery solutions, to ensure optimal product performance and longevity.

• Performed Hardware-in-the-Loop (HIL) testing for autonomous vehicle systems including LiDAR, radar, camera arrays, and onboard servers, to validate system integration and performance.

• Designed and fabricated custom test fixtures and mounting brackets for vibration tables and environmental chambers, enabling precise component validation from prototype to production.

• Fabricated and assembled custom wiring harnesses for CAN, LIN, PCAN, and Ethernet communication, ensuring reliable signal transmission and robust connectivity in automotive, robotics, and hardware manufacturing environments.

• Performed extensive environmental and thermal testing, including thermal shock, dimensional stability, accelerated aging, storage, salt spray, corrosion cycling, splash endurance, thermal characterization, dust protection, ingress protection (IP), dew test, altitude test, mixed-flow gas (MFG), UV exposure, and accelerated life testing (HALT, HASS, HTHE, HTOE, HHTOE, THC, THCE).

• Executed mileage accumulation testing utilizing controlled road conditions and dynamometers to simulate diverse real-world driving scenarios, rigorously evaluating vehicle component reliability and efficiency over extended periods to ensure long-term durability.

• Conducted dynamic and static mechanical and structural tests to simulate real-world conditions, including mechanical shock, crash, pothole, random vibration, drop testing, shipping, handling, HALT, and friction testing for material characterization.

• Performed a wide range of Instron mechanical tests, including Tensile, Compression, Flexural Strength 2, 3, and 4-point Bend, Puncture, and Destruction tests, to evaluate material strength, durability, and structural integrity.

• Prepared and delivered data-driven reports and presentations to stakeholders, providing critical insights to enhance product development and improvement.

Google Lab:

• Hardware Test Engineer (Platform): conducted individual and pallet-level hardware testing on a wide range of data center equipment, including servers, storage drives, and power infrastructure components

(racks, rectifiers, transformers, batteries, network switches).

• Performed comprehensive operational, performance, and mechanical testing, including flat random vibration, simulated ground and air shipping, drop testing, load dock, handling, and stability evaluations.

• Performed extended operational environmental testing in controlled chambers, simulating prolonged heat and humidity exposure to assess hardware reliability under extreme conditions.

• Proactively built, upgraded, and retrofitted servers to optimize performance, reliability, save time, and compatibility with evolving data center requirements.

• Performed server and hardware installation in racks and executed the start-up process, ensuring proper configuration, functionality, and integration within the data center environment.

• Efficiently debugged and repaired server and test asset failures, minimizing downtime and maximizing operational efficiency.

•

Process Test Engineer September 2006 - March 2013

Applied Materials Inc. (Metron, AGS) Santa Clara, California

• Conducted research, development, and product testing of abatement systems to ensure compliance with environmental and industry standards.

• Performed troubleshooting and diagnostics on solar PV deposition chambers, identifying and resolving technical issues to enhance system performance and reliability.

• Ensured compliance with federal and state OSHA/CAL OSHA environmental and operational standards through meticulous emission process testing on semiconductor deposition chambers and abatement tools.

• Performed operation, maintenance, repair, and troubleshooting of complex mass spectrometry and Fourier Transform Infrared Spectroscopy (FTIR) systems to analyze emissions and optimize system performance accurately.

• Executed emission and particle testing in cleanroom and sub-fab environments, generating accurate and reliable data for analysis while ensuring compliance with strict cleanroom and sub-fab environmental standards, crucial for semiconductor manufacturing.

• Performed advanced leak detection and troubleshooting on vacuum systems, ensuring optimal system integrity and performance by identifying and resolving potential leaks and faults effectively.

• Led in-house design and manufacturing of Integrated Platform for Emission Characterization (IPEC) systems, utilizing mass spectrometry and Fourier Transform Infrared Spectroscopy (FTIR) for precise emission analysis.

• Designed IPEC to simultaneously sample pre- and post-abatement units, ensuring high-performance data collection for emission monitoring.

• Performed ongoing maintenance to optimize system functionality, accuracy, and readiness for continuous operation.

• Performed retrofit, repair, and maintenance of demo lab CVD (Chemical Vapor Deposition) and ALD

(Atomic Layer Deposition) chambers, ensuring optimal functionality, reliability, and performance for research and testing applications.

• Performed vacuum testing and troubleshooting of process chambers, abatement tools, and plumbing, ranging from atmospheric pressure to ultra-low vacuum systems, ensuring optimal performance, leak integrity, and overall system safety.

• Executed process recipes for long-term marathon testing, ensuring the operation and continuous monitoring of various deposition chambers to validate performance, stability, and reliability over extended periods.

• Manufactured, leak-tested, and qualified new gas panels, and upgraded/repaired existing panels, ensuring optimal performance, safety, and compliance with SEMI industry standards. SKILLS HIGHLIGHTS:

Lab Tools Experience:

• Programming, operation, and setup expertise in a wide range of testing and analysis tools, including:

Unholtz-Dickie, Data Physics, and Vibration Research shaker tables (Vertical, Horizontal, and Rotational).

Cristal Instrument Shaker Tables.

Qualmark high-altitude chamber for environmental testing.

Thermotron (8200, 8800, SE 600), Qualmark, ESPEC, and CSZ environmental chambers for various temperature, humidity, and stress tests.

Q Fog salt chamber for corrosion testing.

Atlas CI 400 UV chamber for UV exposure tests.

Instron 5900 for material testing (Tensile, Compression, and bend tests).

Denso robots for automation in testing processes.

Nicolet 5700 Fourier-transform infrared spectrometer (FTIR) for precise chemical analysis.

Pfeiffer Omnistar atmospheric gas sampling mass spectrometer for gas analysis.

Various Residual Gas Analyzers and Ultra-low vacuum mass spectrometers for vacuum system diagnostics.

UL3000 Fab Mobile Helium Leak Detector for leak detection in systems.

Use of DVO meter, Oscilloscope, Agilent data logger, and BenchVue DAQ for comprehensive data acquisition and analysis.

Environments: Windows, UNIX, Linux, PowerShell, Eclipse, NetBeans, Sublime, and PyCharm IDEs. Programming Languages: C/C++, Python, Java, JavaScript, Objective-C, HTML/HTML5, CSS, jQuery, AJAX, JSON, SQL, ASP, XML.

Courses Completed:

• Programming & Software Development: Java Programming, Object-Oriented Design and Programming,

• Data Structures and Abstraction, Algorithms and Complexity, Software Engineering.

• Systems & Networks: Computer Organization, Computer Operating Systems, Unix Utilities, Computer Networks, and Network Programming.

• Web Development: Web Programming - Client Side, Web Programming - Server Side.

• Database & QA: Database Management Systems, Quality Assurance.

• Projects & Experience: Senior Project, Internship Education:

• Bachelor of Science (BS), Computer Science – Notre Dame de Namur University (NDNU), Belmont, CA.

• Associate of Science (AS), Computer Science – Peralta Community Colleges, Alameda, CA.

• Bachelor of Arts (BA), Automotive Technology – L’Institut des Arts et Métiers, Brussels, Belgium.

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