Robert Lopez
Leander,TX
Summary
Certified Treatment Specialist with many years of diverse and progressive wastewater and sewage treatment experience. Water treatment expert and hands-on practitioner with operational, analytical and maintenance proficiency across full spectrum of wastewater systems and equipment. Deeply committed to efficient and clean plant operation for economical, environmental, and public safety reasons.
Overview
2
2
Languages
1
1
Certification
1
1
year of post-secondary education
19
19
years of professional experience
Work History
Wastewater Treatment Plant Operator
City of Cedar Park
Cedar Park, Texas
10.2019 - 09.2026
- Monitored wastewater treatment processes for City of Cedar Park facilities.
- Tested influent and effluent samples for treatment compliance.
- Adjusted chemical dosing during plant operation.
- Monitored lift stations throughout the city.
- Inspected pumps, blowers, and clarifiers for proper function.
- Recorded operational readings in plant logs and reports.
- Responded to alarms and equipment malfunctions quickly.
- Performed routine maintenance on treatment plant equipment.
- Followed safety procedures and environmental regulations daily.
- Operated valves, pumps, blowers and aeration systems to control flow and processing of wastewater.
- Performed daily inspections of the facility and equipment to ensure proper operation.
- Calibrated instruments such as meters, controllers and gauges on a regular basis to maintain accuracy levels.
- Monitored, adjusted, and maintained chemical feed systems for pH control, chlorine disinfection, and sludge conditioning.
- Monitored plant supervisory control and data acquisition system (SCADA), calibrated gauges, meters and controls and recorded readings for next shift.
- Analyzed data collected from various sources such as lab reports or instrument readings then made necessary adjustments accordingly.
Wastewater Treatment Plant Operator
City of San Angelo
San Angelo, Texas
10.2007 - 09.2019
- Monitored wastewater treatment processes for City of Cedar Park facilities.
- Tested influent and effluent samples for treatment compliance.
- Adjusted chemical dosing during plant operation.
- Inspected pumps, blowers, and clarifiers for proper function.
- Recorded operational readings in plant logs and reports.
- Responded to alarms and equipment malfunctions quickly.
- Performed routine maintenance on treatment plant equipment.
- Followed safety procedures and environmental regulations daily.
- Operated valves, pumps, blowers and aeration systems to control flow and processing of wastewater.
- Maintained records of process operations including flows rates, chemical dosages, test results, maintenance activities and other relevant data.
- Performed daily inspections of the facility and equipment to ensure proper operation.
- Sampled and tested wastewater, applied chemical dosing, received chemical shipments, and performed wastewater plant preventive maintenance and minor corrective maintenance.
- Investigated operational problems related to process control systems or mechanical components within the system.
- Communicated effectively with co-workers when discussing operation issues or troubleshooting problems.
- Calibrated instruments such as meters, controllers and gauges on a regular basis to maintain accuracy levels.
- Monitored plant supervisory control and data acquisition system (SCADA), calibrated gauges, meters and controls and recorded readings for next shift.
- Responded promptly to emergency situations involving spills or malfunctions at the plant site.
- Ensured compliance with all applicable environmental regulations regarding water quality standards.
- Supervised shift work periodically to support upper management, created and assigned work orders and monitored overall plant operation.
- Tested wastewater samples for pollutants using standard laboratory tests such as BOD and COD, ammonia, total suspended solids, oil and grease and other parameters.
Maintenance Tech 3
San Angelo State School
San Angelo, Texas
09.2007 - 10.2017
- Inspected facility equipment and identified maintenance needs.
- Repaired electrical, plumbing, and mechanical systems.
- Repaired windows and or replaced broken windows.
- Repaired/replaced solid doors and locks along with assorted equipment to hang new equipment.
- Worked with pvc and copper tubing in replacement of toilets and sinks.
- Replaced locking mechanisms and made keys for such equipment.
- Worked on new and replacement of walls of interior buildings.
- Diagnosed equipment failures using hand tools and test devices.
- Documented service requests, repairs, and maintenance logs.
- Followed safety procedures during lockout, tagout, and repairs.
- Operated hand and power tools to complete repairs.
- Cleaned work areas to maintain a safe environment free from debris or hazardous materials.
- Responded promptly to emergency breakdowns at any time during shift hours.
- Cleared clogged drains and replaced valves, faucets, and fixtures.
- Maintained accurate records of all maintenance activities performed.
- Replaced defective parts such as bearings, seals, gears, valves.
- Performed preventive maintenance tasks, including lubrication and cleaning of machines and equipment.
- Read and interpreted equipment and work orders to properly perform required maintenance services.
- Completed basic carpentry tasks and installed shelves, hooks, and closet rods to meet customer needs.
- Changed HVAC filters and cleaned condensation drains to perform preventive maintenance on HVAC systems.
Education
None - Automotive Repair
Lincoln Tech
Grand Prairie , Texas 08.1992 - 04.1993
San Angelo Central High School
San Angelo , Texas Skills
- SCADA monitoring
- Process control
- Chemical dosing
- Water sampling
- Preventive maintenance
- Safety compliance
- Problem solving
- Attention to detail
- Effective communication
- Team collaboration
- Critical thinking
- Plant inspection procedures
- Preventive maintenance planning
- Sampling and analysis methods
- Continuous learning attitude
- Public health
- Water quality
- Hazardous material handling
- Goal setting
- Teamwork
- Computer literacy
- Self motivation
- Active listening
- Adaptability and flexibility
Certification
- State of Texas TCEQ wastewater plant operator class B license.
- Class C Texas Driver's License
Languages
English
Professional
Spanish
Limited
United States Air Force
- Enlisted in U.S. Air Force from 1987-1991. Honorably discharged.
References
References available upon request.
Timeline
Wastewater Treatment Plant Operator
City of Cedar Park
10.2019 - 09.2026
Wastewater Treatment Plant Operator
City of San Angelo
10.2007 - 09.2019
Maintenance Tech 3
San Angelo State School
09.2007 - 10.2017
None - Automotive Repair
Lincoln Tech
08.1992 - 04.1993
San Angelo Central High School