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Mason O'Neill
Technician
Hesperia,CA
Summary
Results-driven maintenance technician with over 4 years of experience in shipping and receiving, complemented by more than 5 years in tooling and automotive maintenance. Committed to upholding exceptional quality assurance standards while continuously enhancing work processes to drive efficiency. Proven expertise in executing complex installations and troubleshooting, consistently achieving high levels of customer satisfaction. Eager to contribute maintenance skills and a strong work ethic to a dynamic team within the industry.
Overview
1
1
Certification
8
8
years of professional experience
Work History
Installation Technician
Midwest Medical Contracting
United States
12.2025 - Current
- Installed medical diagnostic equipment according to manufacturer specifications and safety standards.
- Engaged with healthcare professionals to ascertain installation needs and facilitate effective service delivery.
- Administered personal tool inventory to support operational efficiency and readiness.
- Helped Coordinate post-delivery organization of parts to facilitate timely project implementation.
- Delivered timely installation services to uphold company standards and prioritize safety measures.
- Executed high voltage DC cable terminations to uphold safety standards and regulatory compliance.
- Conducted thorough alignment of medical diagnostic equipment, adhering to installation manual protocols to guarantee accurate performance.
- Facilitated proper routing of high voltage and signal cables to ensure operational efficiency.
- Executed tasks using hand and power tools, ensuring adherence to safety protocols and quality craftsmanship.
- Reviewed and clarified blueprints and schematics to support project development and implementation.
Freight Handler, Receiving
Walmart Inc.
Eastvale, CA
10.2023 - 11.2025
- Enhanced receiving operations by staying current on industry best practices and implementing new procedures.
- Utilized warehouse management systems for efficient tracking and updating of received goods, ensuring real-time accuracy of inventory data.
- Ensured timely processing of incoming freight by prioritizing high-priority shipments and coordinating closely with the shipping department.
- Played an integral role in maintaining a clean workspace and promoted workplace safety culture.
- Supported quality assurance initiatives by inspecting incoming products for damage or defects before accepting into inventory.
- Operated pallet jacks and forklifts to unload freight containers of varying weight and size.
Conveyor Installer
Stewart Handling
Jurupa Valley, CA
06.2025 - 07.2025
- Collaborated with team members to troubleshoot mechanical issues during installations.
- Operated hand and power tools for precise assembly of conveyor components.
- Conducted routine maintenance checks to ensure optimal equipment functionality.
- Adhered to safety protocols in high-traffic warehouse environments.
- Installed new conveyor systems according to manufacturer specifications.
- Measured and cut structural steel components for conveyor framework construction.
- Mounted brackets to walls and floors for supporting conveyor structures during installation.
- Connected wiring between power sources, motors, switches, and sensors as per schematic diagrams.
Transload Operator
MHX
Fontana, CA
03.2022 - 05.2023
- Streamlined transloading operations of freight between railcars and trucks for improved efficiency.
- Operated cranes, hoists, and other lifting devices to transfer cargo into storage facilities.
- Maintained thorough documentation of product transfers, ensuring accuracy in records.
- Collaborated with team members to enhance operational practices while prioritizing safety measures.
- Inspected incoming and outgoing shipments to validate order accuracy.
- Assisted in training new personnel on safety protocols related to transload operations.
- Conducted routine equipment inspections, diagnosing malfunctions, and executing minor repairs as needed.
- Adhered to strict safety guidelines while operating heavy machinery around hazardous materials.
Material Handler
Kelly Services
Eastvale, CA
11.2021 - 03.2022
- Unloaded trucks and palletized freight efficiently to optimize workflow.
- Maintained clean, organized work area to enhance safety and productivity.
- Followed safety procedures and protocols to minimize workplace hazards.
- Operated forklifts and pallet jacks for effective material handling.
Ramp Agent
Amazon Air KSBD
San Bernardino, CA
07.2021 - 10.2021
- Operated ground service equipment to enhance cargo handling efficiency.
- Guided aircraft into parking positions using precise hand signals.
- Managed unloading and loading of cargo, significantly reducing turnaround times.
- Communicated with pilots and ground control to ensure seamless operations.
- Followed safety procedures, including wearing reflective gear on the ramp.
- Utilized two-way radios for effective communication between ramp agents and pilots.
- Maintained accurate records of all ground service equipment used during shifts.
- Connected electrical power units and service hoses to aircraft as needed.
Material Handler
Kelly Services
Eastvale, CA
07.2020 - 06.2021
- Unloaded trucks and palletized freight to streamline operations.
- Maintained safe, organized work environment to enhance productivity.
- Collaborated with team members to ensure efficient task completion.
Cashier
Popeye's Restaurants
Hesperia, CA
07.2018 - 03.2020
- Processed customer transactions efficiently using point-of-sale systems to ensure accuracy.
- Managed cash register, balancing cash drawers at shift end to maintain financial integrity.
- Handled customer complaints professionally, resolving issues to sustain satisfaction levels.
- Assisted customers in selecting menu items and answered inquiries for informed decision-making.
- Maintained cleanliness and organization of front counter and dining area for enhanced customer experience.
- Monitored inventory levels, restocking supplies as needed to meet demand.
- Provided customer service by managing cash transactions seamlessly.
- Ensured a clean work area to uphold hygiene standards.
Education
Associate of Science - Aviation Maintenance
Chaffey College
Rancho Cucamonga, CA05.2027
Completion Certificate - Aviation Maintenance
Chaffey College
Rancho Cucamonga, CA05.2025
High School Diploma -
Shadow Ridge High School
Hesperia, CA05.2019
Skills
- Aircraft maintenance procedures
- Preventive maintenance
- Mechanical expertise
- Welding and fabrication
- Hydraulic and pneumatic systems
- Electrical systems (AC/DC)
- Ignition and exhaust systems
- Power tool proficiency
- Heavy equipment operation
- Logistics management
- Warehouse safety protocols
- Team collaboration
- Attention to detail
- Problem-solving strategies
- Continuous improvement initiatives
- Lubrication techniques
- Task prioritization
- Hand and power tools expertise
- Multitasking skills
- Analytical thinking
- Self-motivation
- Documentation and reporting skills
- Precision measurement techniques
- Warehouse operations oversight
- Equipment installation
- Power tools operation
- Worksite safety
- Customer service
- Troubleshooting skills
- Electrical troubleshooting
- Hardware assembly
- Blue print interpretation
- Maintenance and repair
- Problem-solving
Additional Information
I am a dedicated professional adept at thriving in fast-paced environments. I possess a robust work ethic and am committed to exceeding expectations for any assigned task.
Certification
Forklift Certification
OSHA 10
Languages
English
Full Professional
Timeline
Installation Technician
Midwest Medical Contracting
12.2025 - Current
Conveyor Installer
Stewart Handling
06.2025 - 07.2025
Freight Handler, Receiving
Walmart Inc.
10.2023 - 11.2025
Transload Operator
MHX
03.2022 - 05.2023
Material Handler
Kelly Services
11.2021 - 03.2022
Ramp Agent
Amazon Air KSBD
07.2021 - 10.2021
Material Handler
Kelly Services
07.2020 - 06.2021
Cashier
Popeye's Restaurants
07.2018 - 03.2020
High School Diploma -
Shadow Ridge High School
Associate of Science - Aviation Maintenance
Chaffey College
Completion Certificate - Aviation Maintenance
Chaffey College
References
Available upon request.
Assessments
- Basic maintenance and repair, Proficient, 04/01/22
- Automotive maintenance, Proficient, 04/01/22
- Filing & organization, Proficient, 04/01/22
- Forklift safety, Proficient, 04/01/22
- Mechanical knowledge, Proficient, 04/01/22