Summary
Overview
Work History
Education
Skills
Certification
References
Languages
Timeline
Generic

Ruben Mejia-Lopez

Conroe,USA

Summary

Dynamic I&E Technician with extensive experience. Excelling in calibration and installation of complex instrumentation systems. Proven ability to troubleshoot and optimize performance while ensuring compliance with safety standards. Proficient in DCS and PLC systems, demonstrating strong problem-solving skills and a commitment to operational excellence.

Overview

1
1
Certification

Work History

Instrument Technician

MMR
Pascagoula, Mississippi
  • Troubleshot and repaired faulty instruments to ensure optimal performance.
  • Conducted routine calibration and system loop checks for reliable instrument functionality.
  • Documented calibration data and maintenance activities, identifying trends on various transmitters.
  • Ensured compliance with safety and regulatory standards, enhancing overall system performance.
  • Performed pre-commissioning checks, including valve installation and motor alignment.

I&E Technician

Rush Resources - L&G -GPX
Port Arthur, TX
  • Conducted functional testing and torque verification to confirm proper operation.
  • Calibrated limit switches and adjusted settings for precise control.
  • Ensured compliance with safety and regulatory standards to enhance system performance.
  • Collaborated with engineers and project teams on system upgrades and installations.
  • Integrated instruments with control systems (SCADA, DCS) for smooth operation.
  • Performed routine inspections and preventive maintenance to guarantee system reliability.

I&E Technician

SIS Tech
Dow Seadrift & Dow Beaumont, TX
  • Configured various instruments, including valves and transmitters.
  • Fabricated and installed tubing to connect valves.
  • Conducted tests on new valves prior to installation.
  • Troubleshot loops while interfacing with the DCS.
  • Calibrated instruments as required and replaced faulty components.
  • Maintained comprehensive records of new electrical and instrumentation systems at Dow Seadrift and Dow Beaumont.

I&E Technician

Kent - L&G - GPX
Port Arthur, TX
  • Executed precise termination of wiring and connected circuits using correct techniques.
  • Installed tubing and wiring for motor controls and transmitters according to schematics.
  • Accurately spliced and connected wire for new electrical system installations.
  • Worked on SIS systems, including control valves and various transmitters for flow, temperature, level, and pressure.
  • Assisted electricians in troubleshooting malfunctioning transmitters and control valves.
  • Calibrated transmitters on the bench to ensure compliance with specifications.

Instrument Technician

Paton Engineers - Conoco
Kennedy, Tx
  • Executed AI AO DO DI loop checks to ensure optimal performance.
  • Verified relays and control loops for operational integrity.
  • Conducted comprehensive loop tests to validate system functionality.
  • Troubleshot PLC input/output issues, reducing downtime and enhancing operational reliability.

Instrument Technician

Wood Group - Olin Chloe Alkali
Freeport, TX
  • Performed calibration, troubleshooting, and maintenance of process control instrumentation during critical plant shutdowns.
  • Ensured all instruments met operational and safety standards in a high-pressure turnaround environment.
  • Collaborated with engineers and operations teams to support a timely startup after the shutdown.
  • Interpreted P&IDs and loop diagrams to verify the proper installation and function of instrumentation systems.

Education

NCCER Certification - Instrument Technician

DIVERSE TRADE RESOURCES
Pasadena, TX
01.2023

Skills

  • Commissioning team experience
  • Reading and understanding P&IDs
  • Understanding of Call and Loop Sheets
  • Rosemont and Honeywell transmitters
  • Installation
  • Calibration
  • Maintenance of pressure transmitters, flow transmitters, level transmitters, and temperature transmitters
  • Calibration of control valves
  • Familiar with DCS and PLC systems
  • I/P Calibration
  • Able to calibrate and control HART Trex and HART 475 communicators
  • Able to calibrate and control 789 and 725 multimeters

Certification

  • NCCER, 21805068, Instrument Technician
  • NCCER, 21805068, Electrician
  • TWIC
  • Electrical Apprentice License
  • TDLR, 250587

References

  • Samuel Solis, Program Director, Diverse Trade Resources, (832) 946-8856
  • Ivan Carbajal, Senior Tech, (713) 363-3918

Languages

  • English, Fluent
  • Spanish, Fluent

Timeline

I&E Technician

Kent - L&G - GPX

Instrument Technician

Paton Engineers - Conoco

Instrument Technician

Wood Group - Olin Chloe Alkali

Instrument Technician

MMR

I&E Technician

Rush Resources - L&G -GPX

I&E Technician

SIS Tech

NCCER Certification - Instrument Technician

DIVERSE TRADE RESOURCES

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