Professional Summary
Overview
Work History
Education
Skills
Timeline

Daniel Herrera

Ruby Collins
Lawrenceville,GA
3
years of professional experience

Hands-on mechanical maintenance professional with 3 years of experience supporting municipal water and wastewater treatment operations. Experienced with pumps, clarifiers, BNR systems, screens, wet wells, large valves and piping, dewatering systems, concrete construction, and crane rigging. Strong field experience performing equipment removal, servicing, installation, repairs, and mechanical construction in industrial environments. Reliable, safety-focused, and comfortable working with heavy equipment and physically demanding jobs.

Work History

Carpenter / Mechanical

2 Years 11 Months
Ruby Collins | 10.2023 - 09.2026

Performed mechanical maintenance and repair work supporting City of Atlanta water and wastewater treatment operations.

Maintained and worked on primary clarifiers, secondary clarifiers, drum screens, bar screens, BNR systems, and clean water basins.

Serviced high-service pumps and removed, serviced, and reinstalled cutter pumps from wet wells.

Replaced large-diameter piping and large valves, including pouring concrete supports for valves and equipment.

Performed dewatering operations on BNR systems and clarifiers using pumps, hoses, and rental equipment.

Worked with Sunbelt Rentals, United Rentals, and Blue Tank Pumps during maintenance and dewatering projects.

Performed hands-on construction work including PVC pipe installation, concrete, rebar, form work, snap ties, epoxy, grouting, wall rubbing, dowel drilling, and basic grading.

Installed and replaced guard rails and other site infrastructure around mechanical equipment and wet-well areas.

hands-on rigging and lifting operations.

Assisted with equipment installation, removal, positioning, and maintenance while following jobsite safety procedures.

Worked effectively with mechanical, construction, and operations crews in active industrial and wastewater facilities.

Education

Nursery/Greenhouse Technician

Oconee Fall Line Technical College | Sandersville, GA

Auto Basic Maintenence & Detailing Technician

Oconee Fall Line Technical College | Sandersville, GA

GED

Lanier Technical College | Oakwood, GA

Skills

Mechanical Maintenance & Repair
Industrial Equipment
Pump & motor Maintenance & Removal
Hydraulic pumps
High-Service & Cutter Pumps
Primary & Secondary Clarifiers
BNR Systems & Dewatering
Drum & Bar Screens
Wet Wells
Large Pipe & Valve Replacement
PVC Piping
Concrete
Rebar & Form Work
Chipping & cutting concrete/asphalt
Grouting
Dowel Drilling & Epoxy
Rigging & Crane Operations
Guard Rail Installation
Equipment Installation
Basic Grading
Framing/carpenter

Timeline

Carpenter / Mechanical

Ruby Collins
10.2023 - 09.2026Read More

Oconee Fall Line Technical College

Nursery/Greenhouse Technician
Read More

Oconee Fall Line Technical College

Auto Basic Maintenence & Detailing Technician
Read More

Lanier Technical College

GED
Read More
Daniel Herrera