Fernando Zavala
Wiggins
Overview
5
5
years of professional experience
Work History
Diesel Technician
Knight Transportation
Aurora
01.2025 - Current
- Performed DOT inspections and preventive maintenance on trucks and trailers, including tire, oil, and fluid changes
- Conducted major repairs including starters, water pumps, injectors, radiators, heater cores, A/C systems, DEF pumps, and bunk heaters
- Completed HVAC and refrigeration work, including A/C compressor and condenser replacements and refrigerator swaps
- Replaced windshields on Volvo, Freightliner, and International trucks
- Used diagnostic software such as Cummins Insite, Daimler, Volvo Tech Tool, Bendix, and WABCO for advanced troubleshooting
- Performed SCR efficiency tests, NOx sensor verifications, regen procedures, and ABS brake pressure sensor tests
- Diagnosed and repaired GPS device issues and performed electronic installations
- Rebuilt bunk heaters and diagnosed auto-start systems
- Repaired fifth wheels, slack adjusters, brake systems, air dryers, purge valves, and turbo cutoff valves
- Improved cost recovery through effective warranty documentation and claims
- hands-on experience in troubleshooting and verifying repairs with OEM tools and procedures
Heavy duty technician
Transsysytems
09.2024 - 12.2024
- In this role, I have gained extensive experience working on both belly dump trailers and loaders, with a focus on hydraulics, welding, and system repairs documented time and repair Dot inspections
- Repaired and replaced hydraulic lines, including diagnosing air leaks and performing system maintenance on loaders and belly dump trailers
- Worked on and repaired King pins, Air bags, Leveling valves, Airlines, Brake chambers, Brakes, Ross valves, Gate buttons, Wheel seals, Pivot bushings, Axle hangers, Ball joints, Cutting edges, Hydraulic lines, Esbar heaters, Body panels and Installed gates
Fleet mechanic level 1
Swift transportation
12.2022 - 09.2024
- As a Level 1 Fleet Mechanic at Swift Transportation, I developed a wide range of skills in both truck, trailer and reefer maintenance
- Key responsibilities and accomplishments include:
- Trailer Maintenance and Repair:
- Conducted detailed inspections on both truck and trailer, identifying and addressing mechanical issues
- Diagnosed and repaired ABS systems (including prop leg issues and using ABS software)
- Replaced and repaired components such as air tanks, wiring harnesses, slack adjusters, and brake chambers
- Learned to work on auto inflation systems for new trailers, ensuring the inflation light functioned properly
- Diagnosed faulty ABS sensors using resistance (ohms) testing
- Repaired and maintained slider rails, trailer panels, locking systems, U-bolts, and interior components (back plywood, roof bows, and door seals)
- Replaced wheel seals, landing pads, and landing leg systems
- Worked on Hendrickson air suspension systems, trailer airbags, and leveling valves
- Truck Maintenance and Repair:
- Gained in-depth knowledge of DPF systems, including diagnostics and repairs
- Performed routine DOT and 90-day inspections
- Diagnosed and repaired regen codes, coolant leaks, and replaced various engine components, such as:
- Starters, alternators, batteries, differential temp sensors
- Replaced transmission coolant lines, injector seals, and fuel filter housings
- Replaced oil pans, driveshafts, kingpins (steer and drive axles), and gaskets
- Replaced brake rotors, calipers, and radiators
- Replaced temp sensors, coolant reservoirs, and performed fifth wheel alignments
- Diagnosed and repaired EGR heater systems, glow plugs, and installed tracking systems
- Additional Maintenance:
- Performed windshield replacements, camera installations, and A/C repairs
- Diagnosed and repaired check engine lights, DPF filters, and glow plugs
Lube tech
Ta Petro
10.2021 - 12.2022
- During my apprenticeship, I gained hands-on experience in truck and trailer repairs, mastering essential maintenance tasks
- I became proficient in performing oil changes, grease maintenance, tire replacements, and addressing air leaks
- I also developed skills in battery replacements and shock absorber repairs
- Additionally, I learned how to create detailed work orders and manage repair documentation, laying the foundation for more advanced mechanical work
General labor
Egg Oakdell farms
09.2020 - 10.2021
- Maintained chicken coops and performed minor equipment repairs
- Repaired conveyor belts, sprockets, and feeder systems
- Assisted in warehouse operations, packaging, and egg sorting
Education
High School Diploma - All Major Studies
Fort Morgan High School
Fort Morgan05.2023
Skills
- Time management
- Organization
- Computer skills
- Stick and MIG welding
- 609 certification
- Rev HD training and certification
- Software use
- Hand tool proficiency
- Safety compliance
- Electrical systems understanding
References
- Tyler teter knight transportation
- Ricky Jaquez, Purina
- Joseph Zurita, Swift Transportation
Languages
- English, Professional working proficiency
- Spanish, Professional working proficiency
Timeline
Diesel Technician
Knight Transportation
01.2025 - Current
Heavy duty technician
Transsysytems
09.2024 - 12.2024
Fleet mechanic level 1
Swift transportation
12.2022 - 09.2024
Lube tech
Ta Petro
10.2021 - 12.2022
General labor
Egg Oakdell farms
09.2020 - 10.2021
High School Diploma - All Major Studies
Fort Morgan High School