Ernie Mungarro
Yucca Valley
Summary
Wastewater Operator with working knowledge of collections and treatment processes to manage wastewater operations and promote environmental responsibility. Maintains water quality standards by effectively operating equipment and resolving minor technical issues. Demonstrated mathematical competence, mechanical skills, problem-solving and good communication skills.
Overview
15
15
years of professional experience
Work History
Wastewater Treatment Plant Operator II
Hi Desert Water District
02.2025 - Current
- Activated pumps, valves and processing equipment to move water through treatment processes and added chemicals.
- Managed chemical inventory levels, liaising with suppliers to maintain adequate stock for uninterrupted plant operations.
- Calibrated pH, DO and chlorine meters to support proper working order for daily inspections.
- Maintained regulatory compliance with state and federal environmental guidelines through diligent monitoring and reporting of plant operations.
- Conducted routine laboratory tests to monitor water quality parameters, adjusting treatment processes accordingly for optimal results.
- Enhanced safety protocols, conducting regular inspections, and addressing potential hazards in a timely manner.
- Enhanced plant efficiency by meticulously monitoring and adjusting operational parameters in real-time.
- Conducted routine maintenance on treatment plant equipment to prevent unexpected downtimes.
- Used hand tools and power tools to maintain, repair and lubricate equipment.
- Operated equipment such as front-end loaders, forklifts, and slakers regularly.
- Collected water samples to test alkalinity, hardness, and residual levels.
- Completed laboratory testing to measure pH levels and other water quality parameters.
Wastewater Reclamation Plant Operator II
Coachella Valley Water District
08.2024 - 02.2025
- Activate pumps, valves and processing equipment to move water through treatment processes and added chemicals.
- Calibrated pH, DO and chlorine meters to support proper working order for daily inspections.
- Diagnose and perform minor repairs on laboratory instrumentation and maintained lab and field equipment in safe, clean and efficient condition.
- Daily plant inspections and maintenance.
- Clean and maintain bar screens, muffin monster and daily reads in headwork's.
- Use hand tools and power tools to maintain, repair and lubricate equipment.
- Operated equipment such as front-end loaders and forklifts regularly.
- Record operational data, personnel attendance or meter and gauge readings on specified forms.
- Diagnosed and performed minor repairs on laboratory instrumentation and maintained lab and field equipment in safe, clean and efficient condition.
- Observed variations in operating conditions; interprets meter and gauge readings and test results to determine processing requirements; makes necessary adjustments.
- Computed plant flows; utilizes a calculator and accurate samplings of influent, effluent and mixed liquor.
- Calibrated meters and makes corrections; regulates pressures and flow rates in accordance with demand.
- Made visual inspections of plant operations; locates and corrects operational problems; maintains appropriate records and logs.
- Inspected, cleans and maintains lift stations; inspects pumps, valves, motors, filters, meters, and related plant equipment.
- Collected various water and sewage samples for laboratory analysis and performs basic water quality analysis tests.
- Changed chlorine cylinders and checks for chlorine leaks.
- Operated cranes and other hoisting equipment; assists other departments in crane operations.
- Assisted in the training of less experienced operators.
- Assisted the Shift Supervisor with the planning, coordinating, and scheduling of the overall plant operation during assigned shifts.
- Maintained work, time, and material records.
- Provided recommendations regarding needed parts and suppliers.
- Observed safe work methods and makes appropriate use of related safety equipment as required.
- Performs other duties as assigned.
Wastewater Treatment Plant Operator I
Coachella Valley Water District
03.2022 - 08.2024
- Monitored the operation of wastewater reclamation plant pumps, motors, and other equipment.
- Read gauges, dials, and other instruments that record plant operations; locates malfunctions in electrical control circuits, terminals, and switches.
- Observed variations in operating conditions; interprets meter and gauge readings and test results to determine processing requirements; makes necessary adjustments.
- Computed plant flows; utilizes a calculator and accurate samplings of influent, effluent and mixed liquor.
- Calibrated meters and makes corrections; regulates pressures and flow rates in accordance with demand.
- Made visual inspections of plant operations; locates and corrects operational problems; maintains appropriate records and logs.
- Inspected, cleans and maintains lift stations; inspects pumps, valves, motors, filters, meters, and related plant equipment.
- Collected various water and sewage samples for laboratory analysis and performs basic water quality analysis tests.
- Changed chlorine cylinders and checks for chlorine leaks.
- Wasted digested sludge in drying beds and removes dried sludge from beds.
- Operated mobile cranes and other hoisting equipment; assists other departments in crane operations.
- Maintained plant premises; sweeps floors, removes cobwebs, and hoses down specific areas; keep areas near equipment free from debris; washes assigned work vehicle; performs general grounds maintenance outside plant facilities.
- Performed other duties as assigned.
Wastewater Treatment Operator OIT
Coachella Valley Water District
02.2021 - 03.2022
- Activated pumps, valves and processing equipment to move water through treatment processes and added chemicals.
- Managed chemical inventory levels, liaising with suppliers to maintain adequate stock for uninterrupted plant operations.
- Calibrated pH, DO and chlorine meters to support proper working order for daily inspections.
- Maintained regulatory compliance with state and federal environmental guidelines through diligent monitoring and reporting of plant operations.
- Trained new operators on standard procedures, ensuring consistent quality across all team members.
- Enhanced safety protocols, conducting regular inspections, and addressing potential hazards in a timely manner.
- Coordinated maintenance activities with other departments for seamless integration of repairs and upgrades into daily operations schedules
- Changes chlorine cylinders and checks for chlorine leaks.
May assist in training of less experienced operators.
- Assists Shift Supervisor with planning, coordinating, and scheduling of overall plant operation during assigned shifts.
- Maintains work, time, and material records.
- Provides recommendations regarding needed parts and suppliers.
- Observes safe work methods and makes appropriate use of related safety equipment as required.
- Performs other duties as assigned.
Collection Systems Trainee
Coachella Valley Water District
11.2020 - 02.2021
- Improved sewer system efficiency by conducting regular inspections and maintenance tasks.
- Conducted thorough analyses of sewer systems data for informed decision-making on infrastructure improvements or repairs.
- Ensured public health safety with timely identification and resolution of sewer issues.
- Maintained accurate records, documenting all sewer operations, maintenance activities, and incidents.
- Participated in emergency response efforts, addressing critical sewer issues during adverse weather conditions or accidents.
- Operated heavy machinery as needed for installation, repair or replacement of damaged pipes or other components within the system.
- Operated/maintained CCTV van, inspected collection systems and laterals via CCTV.
- Operated and maintained combination sewer vactor truck.
- Air Vac maintenance, inspection and construction.
- Lift Station maintenance and inspection.
Highway Maintenance Worker
State Of California, Department Of Transportation
08.2020 - 11.2020
- Safely controlled traffic in high-volume areas during roadwork projects and repairs.
- Repaired and installed signs, fences and guardrails quickly to avoid accidents and mishaps.
- Operated all heavy equipment properly according to employer safety specifications.
- Cleaned and graded ditches, drainage structures, highway shoulders/medians and slopes.
- Removed debris from state right of way.
- Patched, repaired and maintained asphalt and concrete state roadways.
- Weed abatement and tree trimming.
- Devoted special emphasis to punctuality and worked to maintain outstanding attendance record, consistently arriving to work ready to start immediately.
Operations/Safety Manager
Big Bear Towing
01.2010 - 07.2020
- Implemented policies and standard operating procedures for continuous improvement. Developed safety training procedures and documented into manuals for distribution to all staff members.
- Worked in matrix management environment with oversight of operations, sales, finance, training, human resources, safety and compliance
- Built and maintained relationships with clients, vendors, managed accounts to drive revenue and profit
- Optimized organizational operations and facilitated decision-making by examining problem-solving concepts, including quantitative methods and techniques
- Recognized, documented and advised on removal of hazards, led training courses for employees at all levels.
- Organized and maintained vehicle fleet and equipment used daily to maximize work performance
- Attained compliance with DOT regulations by maintaining driver qualifications files and equipment files.
- Inspected facilities for adherence to fire, hazard and safety guidelines.
- Conducted new employee interviews, orientation and training, and provided ongoing monitoring and evaluation.
- Accounted for building usage and organizational needs when planning maintenance activities.
- Supervised maintenance team and effectively delegated assignments to optimize processes.
- Inspected vehicles and requested maintenance tasks be completed within specific timeframes.
Education
No Degree - Office of Water Programs
California State University, Sacramento
Sacramento, CACertificate - 132 Hour Occupational Safety And Health Profession
OSHAcademy
Beaverton, OR01.2021
High School Diploma -
Yucaipa High School
Yucaipa, CA06.1993
Skills
- SWRCB Wastewater Grade II
- First Aid/CPR/AED Certified
- OSHA 30 hour Certified
- CWEA Collections Systems Grade II
- OSHA HAZWOPER 24hr
- California Class A CDL
- Confined Space Safety Certified
- Telehandler and Forklift Certified
Timeline
Wastewater Treatment Plant Operator II
Hi Desert Water District
02.2025 - Current
Wastewater Reclamation Plant Operator II
Coachella Valley Water District
08.2024 - 02.2025
Wastewater Treatment Plant Operator I
Coachella Valley Water District
03.2022 - 08.2024
Wastewater Treatment Operator OIT
Coachella Valley Water District
02.2021 - 03.2022
Collection Systems Trainee
Coachella Valley Water District
11.2020 - 02.2021
Highway Maintenance Worker
State Of California, Department Of Transportation
08.2020 - 11.2020
Operations/Safety Manager
Big Bear Towing
01.2010 - 07.2020
No Degree - Office of Water Programs
California State University, Sacramento
Certificate - 132 Hour Occupational Safety And Health Profession
OSHAcademy
High School Diploma -
Yucaipa High School
Similar Profiles
Wunibie Mohammed IssahWunibie Mohammed Issah
Driver at My Desert Spring Water LLCDriver at My Desert Spring Water LLC
Nicole RoyeaNicole Royea
Teacher at Desert Sands Unified School District & Morongo Unified School DistrictTeacher at Desert Sands Unified School District & Morongo Unified School District
Rolando TrevinoRolando Trevino
Substitute Custodian at Desert Sands Unified School DistrictSubstitute Custodian at Desert Sands Unified School District