Summary
Overview
Work History
Skills
References
Timeline
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David Valenzuela

Superior,AZ

Summary

Maintenance professional with extensive experience at Superior Aboretum, specializing in equipment maintenance and safety compliance. Demonstrated leadership in team management and implementation of preventive maintenance strategies, enhancing operational efficiency. Proficient in mechanical troubleshooting and meticulous record keeping, consistently achieving high safety inspection standards and optimal facility upkeep.

Overview

24
24
years of professional experience

Work History

Assistant Maintenance Supervisor

Superior Aboretum
Superior, Arizona
01.2021 - 01.2025
  • Assisted in maintaining facility equipment and systems for optimal performance.
  • Coordinated daily maintenance tasks to ensure operational efficiency and safety.
  • Conducted routine inspections of facilities to identify repair needs and safety hazards.
  • Supported training sessions for new maintenance staff on procedures and protocols.
  • Reported maintenance issues promptly to the Supervisor for immediate attention.
  • Maintained accurate records of repairs, inspections, and maintenance activities conducted.
  • Scheduled regular inspection visits to evaluate the condition of facility equipment.
  • Assisted in the coordination of all repairs and maintenance services.
  • Monitored, inspected, and tested mechanical systems to diagnose problems.
  • Performed preventive maintenance activities on building systems and equipment.
  • Investigated any potential violations of safety regulations within the workplace premises.
  • Adhered strictly to health and safety standards while performing inspections and overseeing repairs and maintenance works.
  • Supervised staff members engaged in various types of maintenance tasks such as painting, plumbing, carpentry.
  • Ensured that safety protocols were followed during all maintenance tasks.
  • Scheduled repair and maintenance of machines, tools and equipment to support continuous production operations.
  • Maintained clear and safe workspace areas to meet OSHA standards.
  • Inspected facilities to determine problems and schedule necessary maintenance.
  • Oversaw team in completing job tasks quickly and accurately with appropriate use of instruments and tools.
  • Diagnosed equipment malfunctions and performed repairs to restore equipment and maintain uptime.
  • Repaired equipment and machinery, performing maintenance according to updated industry standards.
  • Prepared and planned worksites to help jobs run smoothly.
  • Delegated work to staff, setting priorities and goals.
  • Kept records of parts and equipment used in projects to update inventory.

Heavy Haul Truck Driver

O'Donnetto ConstructionCompany
Claypool, Arizona
03.2018 - 11.2018
  • Operated heavy haul trucks for transporting oversized materials to job sites.
  • Conducted pre-trip inspections to ensure vehicle safety and compliance.
  • Followed designated routes while adhering to local traffic regulations.
  • Secured loads using appropriate tie-downs and straps for safe transit.
  • Communicated with dispatch regarding load status and delivery schedules.
  • Maintained accurate logs of hours driven and mileage traveled.
  • Collaborated with site managers to coordinate delivery times and logistics.
  • Inspected equipment for defects and safe operating condition, following state and local specifications.
  • Completed daily pre-trip and post-trip inspections of equipment to ensure safe operation.
  • Monitored road conditions while driving in order to anticipate potential problems ahead.
  • Ensured that cargo was properly secured prior to leaving the loading dock area.
  • Followed safety protocols for loading and unloading of heavy materials onto trucks.
  • Maintained communication with dispatchers regarding route changes or delays due to weather conditions or traffic congestion.
  • Performed basic repairs on vehicles when needed such as checking fluid levels and changing oil.
  • Utilized specialized hauling techniques for oversized cargo including pilot cars and escorts.
  • Responded quickly to emergency situations involving mechanical breakdowns or accidents.
  • Adhered strictly to all local laws governing speed limits and weight restrictions while operating vehicles over designated routes.
  • Communicated with dispatch regarding delivery updates or changes in route plans.
  • Demonstrated knowledge of DOT regulations related to the transport of heavy loads across state lines.
  • Demonstrated safe driving by observing road rules, exercising caution in unfamiliar areas and maintaining vehicle control.
  • Inspected truck for defects and safe operating condition before, during and after trips.
  • Maintained safe driving habits to protect property and general public on roadways.
  • Inspected trucks and trailers before and after trips and completed basic maintenance for optimal performance.
  • Performed pre- and post-trip safety and maintenance checks to mitigate hazards.
  • Promoted positive customer service by delivering on-time shipments and fully resolving issues.
  • Managed unexpected emergencies and route changes with calm and professionalism.
  • Used pallet jack and forklift to load and unload products at distribution centers and route locations.
  • Fulfilled back haul orders and spotted trailers in loading yard.
  • Performed regular inspections and completed vehicle repairs.
  • Reacted decisively and quickly to protect spoilage.

Surface Miner

Freeport McMoran Mining Company
Claypool, Arizona
11.2013 - 01.2018
  • Operated heavy machinery to extract minerals from surface sites.
  • Conducted routine inspections of equipment for safety and efficiency.
  • Collaborated with team members to follow safety protocols during mining operations.
  • Executed excavation tasks using various tools and machinery effectively.
  • Participated in team meetings to discuss project updates and operational challenges.
  • Maintained records of production, fuel consumption, hours worked, and other relevant data.
  • Performed pre-operational checks on surface miner machinery to ensure its safety and optimal performance.
  • Adhered strictly to company policies concerning health and safety standards when working with heavy machinery.
  • Operated surface miner equipment to remove material from the earth's surface in an efficient and safe manner.
  • Communicated effectively with colleagues regarding any issues related to mining activities.
  • Conducted routine maintenance of surface miner equipment such as cleaning, lubrication, and minor repairs.
  • Followed instructions precisely from supervisors regarding specific tasks or job duties assigned.
  • Ensured that all safety regulations were followed during operation of the surface miner machinery.
  • Monitored and adjusted machine settings as needed for different materials being mined.
  • Assisted with loading muck onto trucks for transport to stockpiles or waste sites.
  • Observed all traffic laws when driving vehicles carrying explosives or hazardous materials within a worksite boundary.
  • Loaded earth, debris and rubble onto trucks and conveyors for removal from construction site.
  • Operated heavy equipment in compliance with company's operating safety policies and procedures.
  • Operated excavators and other construction equipment to properly grade land.
  • Observed potential hazards and obstructions to maximize safe working conditions.
  • Confirmed adherence to safety protocols by team members and followed strict measures to avoid accidents and injuries.
  • Followed company policies by performing thorough equipment inspections prior to and after each shift.
  • Regulated speed and direction of loader or dozer.
  • Loaded and moved dirt, rocks, equipment and materials.
  • Controlled operation of heavy power machinery to complete on-site work.
  • Moved materials over short distances on work sites to carry out orders.
  • Maintained equipment on-site with regular maintenance and repairs.
  • Observed hand signals, grade stakes and markings to operate machines within performance specifications.
  • Checked and corrected levels of excavated materials against specifications.
  • Placed blocks and outriggers to prevent capsizing of machines while lifting heavy loads.

Underground Miner

Cementation of America
Superior, Arizona
01.2009 - 10.2013

Mechanic

Southwest Auto Towing
Superior, Arizona
02.2001 - 12.2009

Skills

  • Equipment maintenance
  • Mechanical troubleshooting
  • Safety inspections
  • Preventive maintenance
  • Record keeping
  • Team supervision
  • Effective communication
  • Problem solving
  • Time management
  • Safety compliance
  • Lockout and tagout procedures
  • Safety standards
  • Multitasking and prioritization
  • Facilities maintenance
  • Painting techniques

References

References  upon request

My Phone Number is  520-683-7970  another phone number I can be reached at is  480-859-6155

Timeline

Assistant Maintenance Supervisor

Superior Aboretum
01.2021 - 01.2025

Heavy Haul Truck Driver

O'Donnetto ConstructionCompany
03.2018 - 11.2018

Surface Miner

Freeport McMoran Mining Company
11.2013 - 01.2018

Underground Miner

Cementation of America
01.2009 - 10.2013

Mechanic

Southwest Auto Towing
02.2001 - 12.2009

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David Valenzuela