Mechanical Assembly & Diagnostics Specialist

Raymond Trejo

Anaheim, CA

Supplier Notes:

Raymond is a highly skilled mechanical assembly professional with extensive experience in automotive and industrial environments, specializing in precision assembly, diagnostics, and quality inspections. With over 10 years of experience as an Automotive Technician and Lube Technician at Toyota dealerships, he has honed expertise in interpreting technical blueprints, service manuals, and repair schematics to execute accurate mechanical assembly and system testing. He has conducted pre-delivery inspections, warranty repairs, and scheduled maintenance while ensuring compliance with manufacturer standards and safety regulations. In addition, he brings industrial and heavy equipment experience from oil refinery and catalyst operations, performing mechanical repairs, maintenance, and troubleshooting under strict OSHA and lockout/tagout protocols. He is skilled in hand and power tools, inspection measurement equipment, and lean productivity initiatives, he demonstrates strong mechanical reasoning and attention to detail.

Technical Skills:

Automotive Repair & Maintenance

Vehicle inspection, diagnostics, and mechanical repair (Toyota-certified)

Scheduled maintenance, warranty repairs, and recall service execution

Pre-delivery inspections (PDI) and pre-owned vehicle reconditioning

Brake, oil, fluid, and general mechanical service

Reading and interpreting technical blueprints, service manuals, and repair schematics

Precision assembly of automotive components and systems

Industrial & Heavy Equipment

Mechanical repairs and maintenance in high-risk oil refinery environments

Safety-critical equipment troubleshooting and system repairs

Confined space operations and hazardous material handling

Compliance with OSHA regulations, lockout/tagout (LOTO), and permit-required procedures

Certifications and Licenses:

Driver's License A2--automatic transmission Aug 2014 to Aug 2019

A3--manual transmission Dec 2012 to Dec 2017

Non-CDL Class C

Forklift Certification

Education:

Automotive Technology (Toyota technical education network), Cypress College-Cypress, CA 2012 to 2014

Automotive Technology (Automotive technology), Mt San Jacinto Community College District-San Jacinto, CA 2008 to 2009

Upper secondary education

Automotive Technology (Cypress college)

Automotive Technology (Toyota certified)

High school diploma, San Jacinto High School, 2004

Work Experience:

Automotive Technician 03/2014 to 02/2026

Client: Toyota of Orange

Employment type: Full Time

Inspected, diagnosed, and repaired customer vehicles in accordance with manufacturer standards and dealership quality guidelines.

Performed comprehensive vehicle inspections and reconditioning on pre-owned inventory to ensure retail readiness and compliance with safety regulations.

Interpreted and followed technical blueprints, service manuals, and repair schematics to ensure accurate mechanical assembly and repair procedures.

Executed precision mechanical assembly of automotive components and systems.

Completed scheduled maintenance services, warranty repairs, and manufacturer recall campaigns on customer vehicles.

Conducted pre-delivery inspections (PDI) on new vehicles received from the manufacturer to verify operational performance and safety compliance prior to customer delivery.

Performed detailed quality inspections to identify mechanical defects, ensure proper installation, and maintain high workmanship standards.

Maintained accurate service documentation and communicated repair findings effectively with service advisors and team members.

Lube Technician 05/2012 to 01/2013

Client: Miller Toyota of Anaheim

Location: Anaheim, CA

Performed vehicle inspections, maintenance, and mechanical repairs in accordance with manufacturer and dealership standards.

Conducted oil changes, fluid services, brake work, and general automotive diagnostics.

Ensured compliance with safety procedures and quality control standards in a high-volume service environment.

Maintained accurate service documentation and communicated repair recommendations to service advisors.

Catalyst Technician/ Warehouse Associate 06/2008 to 01/2009

Client: Janes-Timec International

Location: La Porte, TX

•Load/Unload various equipment trucks for field contract jobs.

•Clean, recondition, and repair all equipment for further use in the field.

•Ensure all Safety trailer modules are up to certification working standards.

-- Oil Refinery Contractor

Work in the field shutting down reactors and fully evacuating of contents for repair and reconditioning.

Performed in-depth mechanical repairs, maintenance, and troubleshooting within high-risk oil refinery environments.

Executed safety-critical tasks involving heavy industrial equipment, piping systems, and refinery infrastructure.

Followed strict OSHA regulations, refinery safety protocols, and hazardous material handling procedures.

Earned and maintained multiple safety and technical certifications required for refinery access and specialized repair work.

Worked in confined spaces and hazardous conditions while adhering to lockout/tagout (LOTO) and permit-required procedures.

Fully restore reactors to safe working condition.

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