Sergio Hernandez-Cerna
Marshalltown,IA
Summary
Dedicated Sanitation Professional experienced in safe and efficient material collection. Contributed to effective daily operations through strong multitasking abilities and collaborative teamwork. Demonstrated adaptability and a strong work ethic while managing heavy loads during long shifts.
Overview
8
8
years of professional experience
Work History
Sanitation Worker
Mom's Meals
Grinnell, Iowa
10.2022 - Current
- Operated and used heavy equipment for cleaning machinery and production rooms.
- Disposed of waste materials following safety and environmental guidelines.
- Mixed and diluted caustic chemicals for use in industrial cleaning.
- Disassembled and assembled equipment for proper cleaning.
- Drove scissor lift to clean ceilings and units.
Commercial Roofer
Elevate
Denison, Iowa
06.2018 - 06.2022
- Installed roofing systems according to safety standards and project specifications.
- Utilized power tools such as nail guns, drills, saws and hammers while constructing new commercial roofs.
- Measured, cut, and installed insulation board, felt paper, and shingles for commercial roofs.
- Installed metal flashing around chimneys, skylights, vents, walls, and other areas of the roof.
- Executed repairs on existing roofs, ensuring compliance with industry standards and practices.
- Inspected roofs for damage and assessed repair needs before installation work began.
- Maintained a safe working environment by adhering to OSHA regulations when installing commercial roofs.
- Educated trainees on proper roofing techniques and safety protocols in the field.
Education
High School Equivalency Diploma
Clarinda, IASkills
Sanitation training
- Hazardous materials handling
- Industrial cleaning
- Quality inspection
- Pressure washing
- Safety awareness
- Power tool operation
- Heavy lifting
- Scissor lift operation
Training implementation
Bilingual
Languages
English
Professional
Spanish
Professional
Timeline
Sanitation Worker
Mom's Meals
10.2022 - Current
Commercial Roofer
Elevate
06.2018 - 06.2022
High School Equivalency Diploma