MARIO IVAN MENDOZA
TUCSON
Summary
Mechatronic Engineer and Maintenance technician with over 20 years of expertise in industrial equipment , HVAC systems and Facilities outlying area, team leader with strong background in electrical, mechanical and software engineering. Skilled in developing troubleshooting hardware and software, and creating successful maintenance and repair protocols.
Overview
25
25
years of professional experience
Work History
MAINTENANCE SPECIALIST
PIMA COUNTY, FACILITIES MANAGEMENT
Tucson, AZ
11.2025 - Current
- Leads fabrication and modifications of equipment,systems,and facilities based on verbal instructions,sketches, or technical drawing.
- Supported project management initiatives by coordinating schedules and resources for facility-related tasks.
- Assisted in the development of operational procedures to enhance efficiency within facilities management team.
- Conducted research and analysis on best practices for facility maintenance and improvement strategies.
- Collaborated with cross-functional teams to address facility-related concerns and implement solutions.
- Conducted routine maintenance checks on machinery and equipment to ensure optimal performance.
- Assisted in troubleshooting mechanical issues, contributing to timely repairs and reduced downtime.
HVAC Specialist
DIAZ COMFORT AIR
Tucson, AZ
10.2024 - 10.2025
- Installed and serviced HVAC systems, ensuring optimal performance and compliance with safety standards.
- Diagnosed mechanical issues using specialized tools, enhancing system reliability and efficiency.
- Conducted routine maintenance checks, identifying potential problems to prevent costly repairs.
- Collaborated with team members to implement energy-saving solutions for residential and commercial clients.
- Provided technical support to customers, addressing inquiries related to HVAC operations and troubleshooting.
- Minimized downtime for businesses by completing repairs quickly without sacrificing quality or attention to detail.
- Read blueprints, wiring diagrams, piping schemes and engineering specifications to diagnose and repair units.
SR. MAINTENANCE SUPERVISOR
Chamberlain Group
NOGALES, MEXICO
09.2005 - 09.2023
- Responsible to coordinate and train 26 technicians for all shift.
- Experience working with maintenance system MP2, create and planning weekly and monthly maintenance routines.
- Responsible to quote and buy parts for all equipments in my area using SAP software.
- Evaluate industrial equipment and recommended and performed appropriate, cost-effective and timely repairs.
- Conferred with operators,site supervisors and other staff area as needed to ensure efficient operations and timely repairs.
- Experience in troubleshoots and performs maintenance tasks and repairs to correct malfunctions as they occur.
- Experience in Motor ac/dc manufacturing process.
- Oversaw preventive maintenance programs to enhance equipment reliability and minimize downtime.
- Led a team of technicians in troubleshooting and resolving complex mechanical issues efficiently.
- Developed and implemented training programs to elevate staff competencies in maintenance practices.
- Streamlined inventory management processes, reducing excess stock and optimizing parts availability.
- Established safety protocols that improved workplace compliance and reduced incident rates significantly.
SR. ELECTROMECHANICAL TECH
Motorola
NOGALES, MEXICO
03.2001 - 08.2005
- Support production lines with setup and repair equipment.
- Collaborate in fabrication workstations for improved efficiency in production lines.
- Diagnosed and repaired electromechanical systems to ensure optimal performance and reliability.
- Conducted routine maintenance on equipment, enhancing operational efficiency and minimizing downtime.
- Reduced machinery downtime with thorough preventive maintenance plans and timely repairs.
- Maintained neat and clean work area to eliminate hazards.
- Collaborated with engineering teams to troubleshoot complex technical issues, improving product design and functionality.
Education
Bachelor of Mechanical Engineering - Engineering Mechanics
UNIVERSIDAD TECNOLOGICA DE NOGALES
NOGALES , MEXICO05-2011
Skills
- Machine maintenance preventive and corrective
- MP2 and SAP management
- Mechanical troubleshooting
- Pneumatics and hydraulics
- Control systems
- High experience with manual, semi-auto and automated system
- Problem-solving industrial equipment
- Teamwork and collaboration
- Safety Compliance( OSHA ,hazard materials,fall protections)
- Electrical systems installation
- PLC and HMI knowledge
Languages
Spanish
Native or Bilingual
English
Full Professional
Timeline
MAINTENANCE SPECIALIST
PIMA COUNTY, FACILITIES MANAGEMENT
11.2025 - Current
HVAC Specialist
DIAZ COMFORT AIR
10.2024 - 10.2025
SR. MAINTENANCE SUPERVISOR
Chamberlain Group
09.2005 - 09.2023
SR. ELECTROMECHANICAL TECH
Motorola
03.2001 - 08.2005
Bachelor of Mechanical Engineering - Engineering Mechanics
UNIVERSIDAD TECNOLOGICA DE NOGALES