Manny Reyes - Field Service Technician II - Pfeiffer Vacuum (Applied Materials)

Summary

Driven electrical trainee with hands-on experience in preventive maintenance and electrical equipment committed to enhancing operational efficiency. Successfully completed maintenance tasks for semiconductor and electrical equipment. Proficient in system installation and safety compliance. Ensuring adherence while eager to leverage technical training and certifications to deliver exceptional service and value.

Overview

2

years of professional experience

1

Certification

Work History

Field Service Technician II

Pfeiffer Vacuum (Applied Materials)

Santa Clara, CA

03.2026 - Current

Installed, commissioned, and supported gas abatement systems (thermal oxidizers, wet scrubbers) in semiconductor facilities, ensuring proper integration with process tools and facility exhaust systems
Diagnosed and resolved complex mechanical, electrical, and process-related issues using PLC/SCADA interfaces, I/O verification, and instrumentation (thermocouples, pressure transducers, MFCs), minimizing downtime in high-volume manufacturing environments
Troubleshot and repaired critical subsystems, including: Burner and ignition systems (igniters, flame rods, gas trains). Exhaust flow restrictions and vacuum issues caused by particulate buildup. Sensor drift and calibration errors affecting interlocks and alarms. Pumps, valves, and actuators in wet scrubber systems
Executed preventive and corrective maintenance (weekly, monthly, quarterly), including chamber tear-downs, decontamination, and replacement of filters, seals, gaskets, heaters, and other critical wear components
Performed hazardous system decontamination and byproduct removal from PFC and fluorinated gas processes while adhering to strict PPE, ventilation, and LOTO safety protocols
Verified chemical dosing and pH control to maintain optimal scrubbing efficiency
Analyzed real-time and historical system data (temperature profiles, flow trends, pressure differentials) to identify performance degradation and implement proactive corrective actions
Supported installation and qualification activities, including equipment rigging, utility tie-ins (electrical, gas, exhaust, water), I/O checkout, and Site Acceptance Testing (SAT)
Collaborated with engineering teams on system upgrades, retrofits, and reliability improvements
Provided on-site customer support, delivering root cause analysis and clear communication of issues, corrective actions, and preventive recommendations
Generated detailed service reports documenting diagnostics, repairs, parts usage, and system performance
Maintained strict compliance with safety standards, including confined space entry, hazardous gas handling, and lockout/tagout (LOTO) procedures in Class 1 cleanroom and industrial environments

Preventive Maintenance Technician

MSR-FSR (Applied Materials)

Santa Clara, CA

06.2025 - 03.2026

Complete preventive maintenance set ups, leak checks and quality checks on semiconductor equipment and equipment components
Perform maintenance at any designated location in the Fab, or sub-fab

Technician

RAC Services (Intuit)

Mountain View, CA

08.2024 - 04.2025

Provide general services facilities/office team
Assist with general building maintenance, assembly and moving furniture

Education

Sacramento State

Sacramento, CA

Electrical Program -

Institute of Business & Technology

San Jose

03.2025

High School Diploma -

Fremont High School

Sunnyvale, CA

06.2023

Skills

Electrical knowledge: Experience with residential and industrial wiring, interpreting blueprints, technical schematics, and other electrical components
System installation and maintenance: Proficient in installing and servicing electrical systems, equipment, relays, and 24 VDC power supplies
Hands On Expertise: Skilled in Hand bending 1⁄2'' and 3⁄4'' EMT using formulas, Basic motor control wiring, troubleshooting with relays and contactor's
Safety compliance: Certified in lockout/tagout, electrical safety, and scissor lift operations; familiar with local and national codes and regulations

Diagnostics and testing: Ability to perform electrical tests, interpret results, and diagnose or repair electrical issues efficiently
Soft skills: Strong work ethic, quick learner, excellent communication, customer service-oriented, problem-solving mindset, detail-oriented, and a team player
Other: Clean driving record, physically fit, and dependable