David Mooney
Sonora,CA
Summary
Hard-working, great customer service with many years of experience Working in maintenance great with teamwork troubleshooting, skills time management
Highly-motivated employee with desire to take on new challenges. Strong work ethic, adaptability, and exceptional interpersonal skills. Adept at working effectively unsupervised and quickly mastering new skills.
Overview
3
3
years of professional experience
2018
2018
years of post-secondary education
1
1
Certification
Work History
Heavy Equipment Operator
Jamestown energy
Jamestown, California
07.2025 - Current
- Operated heavy machinery for excavation and site preparation tasks.
- Conducted routine equipment inspections for safety and maintenance compliance.
- Assisted in transporting materials to support project timelines and workflows.
- Maintained logs of equipment usage and maintenance activities for record-keeping purposes.
- Utilized hand tools for minor repairs on heavy machinery as needed.
- Communicated with supervisors to report any equipment issues or concerns promptly.
- Conduct Wood yard walk downs to ensure no rollers on conveyor belts are bad.
- Use a 950 cat front and loader to load Ash trucks.
- Run a 834k-834H dozer to move wood chips.
- Change oil and gear boxes ensure bearings are properly greased.
Caltrans Highway maintenance worker
Caltrans District 10
Sonora, CA
07.2024 - 07.2025
- Operated heavy equipment for road repairs and maintenance tasks.
- Conducted routine inspections of highway conditions and reported safety hazards.
- Assisted in the installation of traffic signs and pavement markings.
- Cleared debris from roadways to ensure safe driving conditions.
- Collaborated with team members to complete maintenance projects efficiently.
- Maintained tools and equipment in proper working order after use.
- Followed safety protocols during all maintenance activities on highways.
- Loaded trucks with supplies needed for daily maintenance operations.
- Set up temporary warning signs around construction zones to alert drivers of potential hazards.
- Performed routine maintenance tasks, such as patching potholes and repairing guardrails.
- Operated heavy machinery with extreme care and caution, following specific employer guidelines for safety.
- Operated heavy equipment, including snow plows, graders, sweepers, and asphalt spreaders.
Stationary engineer
Adventist Health Sonora
Sonora
07.2023 - 07.2024
- Operated and maintained boiler systems for optimal efficiency and safety.
- Monitored equipment performance and reported issues to management promptly.
- Conducted routine inspections and preventive maintenance on HVAC systems.
- Collaborated with team members to troubleshoot mechanical failures effectively.
- Ensured compliance with safety regulations during facility operations.
- Documented maintenance activities and logged equipment performance accurately.
- Responded to emergency situations swiftly, prioritizing safety and system integrity.
- Maintained accurate logs of all work performed including dates of completion and any special instructions given by supervisors.
- Operated emergency generators during power outages or other disruptions in service.
- Installed new equipment according to manufacturer specifications.
- Oversaw boilers, chillers and other large industrial systems.
- Inspected building HVAC systems and parts to assess maintenance requirements.
- Troubleshot complex problems with chillers, cooling towers and other associated equipment.
- Assisted in the installation of new HVAC systems when necessary.
- Calibrated instruments to monitor temperature and pressure in order to maintain optimal operating conditions.
- Maintained records of maintenance activities, including repairs made and parts used.
- Cleaned filters, coils and other components of HVAC systems as needed.
- Change stained ceiling tiles
- Took samples of water from boilers and cooling towers to perform standardized tests.
- Trained new employees on company and safety standards, providing assistance and remediation with issues.
- Plumbing
- Welding
- Did all the weekly inspections on generators
- Electrical
- Boiler blow downs
- Painting
Education
Certificate Of Completion - Union Apprenticeship
Tuolumne County Pre-apprenticeship
Sonora, CA 08.2022 - 09.2022
Summerville Union High School
Sonora, CASkills
- Equipment operation
- Equipment maintenance
- Safety compliance
- Routine inspections
- Heavy machinery repair
- Vehicle inspection
- Team collaboration
- Problem solving
- Attention to detail
- Time management
- Record keeping
- Welding
- Plumbing
- Hand tools
- radio communication
- Electrical
- HVAC
- Teamwork
- Following directions
- Campaign space
- All-terrain forklift operation
- HVAC troubleshooting
- Boiler operations
- Preventive maintenance
- Emergency response
- Cooling tower operation
- Inspecting equipment
- Installing new components
- Fuel handling
- Water treatment
- Troubleshooting skills
- Generator maintenance
- Pump maintenance
Certification
- Confined space
- Forklift certified
- Gradall certified
- CPR certified
- Flagging certified
- Boom lift certified
- OSHA 10
Timeline
Heavy Equipment Operator
Jamestown energy
07.2025 - Current
Caltrans Highway maintenance worker
Caltrans District 10
07.2024 - 07.2025
Stationary engineer
Adventist Health Sonora
07.2023 - 07.2024
Certificate Of Completion - Union Apprenticeship
Tuolumne County Pre-apprenticeship
08.2022 - 09.2022
Summerville Union High School