Mario Leon
Santa Ana
Summary
Skilled Preventive Maintenance Technician with strong background in ensuring machinery efficiency and longevity through routine check-ups and servicing. Known for deep knowledge on various preventive maintenance protocols, coupled with ability to diagnose mechanical issues accurately. Demonstrated strengths include problem-solving skills, technical proficiency, and teamwork. Notable impact in previous role includes significantly reducing downtime by implementing effective preventive measures.
Overview
21
21
years of professional experience
Work History
Preventive Maintenance Technician
J. Leon Inc.
Placentia
11.2024 - 11.2025
- Conducted routine inspections of equipment and systems for optimal performance.
- Performed preventive maintenance tasks to reduce equipment downtime and failures.
- Collaborated with team members to troubleshoot mechanical issues efficiently.
- Maintained accurate records of maintenance activities and service history.
- Utilized specialized tools to diagnose and repair machinery problems effectively.
- Ensured compliance with safety regulations during all maintenance operations.
- Maintained records of all preventive maintenance activities performed on equipment.
- Tested machines and systems for proper functioning before returning them to production use.
- Calibrated instruments used during preventative maintenance checks.
- Monitored inventory levels of spare parts and ordered replacements as needed.
- Replaced faulty wiring, defective switches, and other electrical components on machinery.
- Provided technical advice regarding the installation, operation, calibration, repair of machines.
- Inspected safety features on machinery such as emergency stops and guards.
- Cleaned mechanical parts using appropriate cleaning solutions and tools.
- Operated specialized diagnostic equipment to detect faults within machinery systems.
- Performed periodic inspections and maintenance of equipment to ensure safe and efficient operations.
- Installed new components and adjusted existing ones in accordance with manufacturer's instructions.
- Ordered spare parts for repairs as needed from suppliers.
- Replaced oil seals, bearings, belts, hoses, filters, and other components as needed.
- Ensured that all machines met industry standards for safety regulations.
- Repaired damaged parts by welding or fabricating replacement pieces when required.
- Checked for potential problems, such as loose bolts, broken parts, or worn components.
- Routinely inspected equipment for preventive and emergency maintenance needs.
- Dismantled machines, equipment, or devices to access and remove defective parts.
- Recorded type and cost of maintenance or repair work.
- Aligned and balanced new equipment after installation.
- Installed equipment to improve energy or operational efficiency of residential or commercial buildings.
- Designed equipment to aid repair or maintenance of machines, mechanical equipment or building structures.
Maintenance Technician
Ano Chem
Santa Ana
07.2020 - 11.2024
- Conducted regular maintenance on machinery and equipment to ensure operational efficiency. "Preventative maintenance check"
- Plumbing (pipe fitting, blue print knowledge for instaling, boiler,ball valves, check valves, solenoids, returns, passing valves, and air valves, some expansion tank knowledge.
- Utilized hand tools and power tools for repairs and installations as required daily.
- Cleaned work areas to maintain a safe environment free from debris or hazardous materials.
- Electrical: residential, comersial industrial. 110V- 220, 380, low voltage, 3 phase motors. Temp controll boxes to solenoids. Cut off switches to Fuce replacement.... relays for power reduction. start up motor capacitor replacement. Lights, switches repair, fixtures instalation. Troubleshooting residential shortage.
- Replaced defective parts such as bearings, seals, gears, valves.
- Installed new systems, replacement parts, and components to maintain proper operation.
- Diagnosed mechanical problems using visual inspections and test instruments.
- installation of new machinery and equipment such as blowers, centrifugal pumps, single and 3Phase motors. Time saver. Air system(agitation) motors.
- Conducted regular maintenance on machinery and equipment to ensure operational efficiency.
- Inspected and troubleshot mechanical issues to identify necessary repairs or adjustments.
Self employed sub contractor
General Home
Santa Ana
06.2004 - 05.2020
- Managed renovation projects from concept to completion, ensuring quality standards.
- Collaborated with clients to define project requirements and expectations effectively.
- Utilized various tools for construction tasks, maintaining safety protocols consistently.
- Conducted site assessments to identify potential issues before project initiation.
- Coordinated material procurement to ensure timely delivery for ongoing projects.
- Trained new team members on safety practices and operational procedures thoroughly.
- Developed project schedules, optimizing resource allocation for efficiency.
- Kept clients informed about progress status updates throughout the entire process.
- Resolved any problems encountered during the course of construction work.
- Visited job sites and reviewed renovation plans to ascertain projects.
- Ensured safety protocols were being followed at all times by employees and subcontractors on site.
- Managed projects with large labor, equipment, and material budgets.
- Evaluated existing structures for repair or replacement options.
- Maintained records of all costs associated with each project, including labor expenses, material costs, equipment rentals.
- Established work, budgets, and construction timelines to manage and plan projects.
- Identified potential issues or risks that could impact the successful completion of projects.
- Coordinated with suppliers to procure necessary materials for projects within budget constraints.
- Provided guidance and training to new team members as needed in order to meet performance goals.
- Applied changes requested by designers, owners, or inspectors to optimize work.
- Monitored progress against established timelines for each project to ensure deadlines are met.
- Logged inventory to track supply counts, organize equipment, and gather important materials.
- Performed regular inspections to ensure quality control standards were being met throughout the project life cycle.
- Implemented corrective action plans when necessary due to unexpected delays or obstacles encountered during construction activities.
- Minimized waste and negotiated supplier purchases to reduce expenses and maintain cost-effectiveness.
- Developed detailed plans for projects based on customer needs and expectations.
- Reviewed and interpreted blueprints, specifications, and other technical documents to ensure accurate project execution.
- Analyzed bids from subcontractors prior to awarding contracts in order to obtain best value services.
- Assisted in the preparation of construction contracts and agreements, ensuring accuracy and compliance with applicable laws.
- Managed scheduling to Improve resource allocation and control expenses.
- Maintained positive working relationship with fellow staff and management.
- Identified needs of customers promptly and efficiently.
- Set specific goals for projects to measure progress and evaluate end results.
- Utilized document management system to organize company files, keeping up-to-date and easily accessible data.
- Analyzed key performance indicators to identify effective strategies.
- Created plans to propose solutions to problems related to efficiency, costs or profits.
Education
High School Diploma -
SaddleBack High
Santa Ana, California05.2002
Skills
- Preventive maintenance
- Electrical troubleshooting
- Plumbing installation and repair
- Parts ordering
- Team collaboration
- Field maintenance
- Mechanical repair
- Reporting and documentation
- Air compressor maintenance
- Grounds upkeep
- Electrical panel maintenance
- Painting and finishing
- Equipment maintenance
- Safety compliance and awareness
- Hand tools expertise
- Power tool operation
- Maintenance scheduling
- Industrial equipment handling
- Building maintenance
Timeline
Preventive Maintenance Technician
J. Leon Inc.
11.2024 - 11.2025
Maintenance Technician
Ano Chem
07.2020 - 11.2024
Self employed sub contractor
General Home
06.2004 - 05.2020
High School Diploma -
SaddleBack High