Oscar T. Hernandez
Ridgecrest,CA
Overview
19
19
years of professional experience
Work History
Maintenance Lubrication Technician
Searles Valley Minerals
Trona, CA
06.2025 - Current
- Applied grease to motors and pumps, maintaining optimal lubrication for reliable operation
- Conducted inspections of belts, identifying wear and tear to prevent equipment failure
- Maintained oil and fluids, ensuring safe operation of all equipment
Process Operator Technician
Searles Valley Minerals
Trona, CA
10.2017 - 06.2025
- Monitored and maintained dryer functionality, enhancing operational reliability.
- Oversaw delumper operations, ensuring consistent material processing quality.
- Checked bag house systems for effective dust control and regulatory compliance.
Labor
Valley Wide Construction Services
Trona, CA
07.2015 - 10.2017
- Pour and finish concrete
- Operate forklift
- Carpentry work
- Rebar and forming
- Worked successfully with diverse group of coworkers to accomplish goals and address issues related to our products and services.
- Prioritized and organized tasks to efficiently accomplish service goals.
- Collaborated closely with team members to achieve project objectives and meet deadlines.
Labor
Western Water Co.
Santa Rosa, CA
02.2015 - 07.2015
- Poured and finished concrete surfaces for various construction projects, ensuring quality and durability
- Installed rebar and formed structures for concrete reinforcement
- Executed carpentry tasks to construct and repair wooden fixtures, contributing to overall project completion
- Utilized forklift to move heavy loads, enhancing workflow and safety on construction sites
Heavy Equipment Operator
RB Services
Trona, CA
10.2010 - 02.2015
- Operated Bobcat and forklift to support construction projects
- Installed tanks, piped systems, tied rebar, and fabricated sheet metal components
- Poured and finished concrete to ensure structural integrity and quality
- Completed OSHA certification training successfully
Plumber’s Helper
PVC Plumbing
Ridgecrest, CA
01.2009 - 01.2010
- Assisted in assembly, installation, and repair of pipes, fittings, and fixtures to ensure proper functionality.
- Inspected structures for obstructions to maintain integrity after pipe installation.
- Located and marked position of pipe and pipe connections and passage holes for pipes in walls and floors.
- Cut openings in walls and floors to fit pipe and pipe fittings.
- Cut and threaded pipe with pipe cutters, cutting torch and pipe-threading machine.
- Bended pipe to required angles using pipe-bending machine or manual techniques for precise fitting.
- Filled pipe system with water and air and read pressure gauges to determine whether system was leaking.
Concrete Finisher
Abilities Unlimited
Ridgecrest, CA
01.2008 - 01.2010
- Polished stone facings to achieve a high-quality finish using polishing machine and applied acid solution to eliminate excess facing mix.
- Soothed rough spots on stone facing with hand chisel and abrasive stone.
- Washed facing with water hose to ensure proper removal of excess acid and abrasive for optimal finish
- Positioned reinforcing rods and built wooden mold around area to be repaired
- Drove dump truck to transport and unload loose materials at construction sites
- Pulled levers or turned crank to tilt body and dump contents
- Moved hand and foot controls to jerk truck forward and backward to loosen and material adhering to body.
- Drove tank truck to transport water for construction projects.
- Operated auxiliary pump on truck to pump water.
Construction Worker
Cordell Construction
Ridgecrest, CA
01.2007 - 01.2010
- Planned gypsum drywall installations, erected metal framing and furring channels for fastening drywall and installed drywall to cover walls, ceilings, soffits, shafts and movable partitions in residential, commercial, and industrial buildings.
- Installed metal framing to walls and furring channels to ceilings using hand and portable power tools to create stable structures for drywall installation.
- Smoothed freshly poured cement and concrete surfaces using trowels and float tools.
- Applied caulking compounds by hand and with caulking gun.
- Applied coats of paint, varnish, stain, enamel, and lacquer to decorate and protect interior and exterior surfaces.
- Sanded surfaces with sandpaper and finished with brushes and steel wool to ensure smooth and even textures.
- Prepared and graded terrain, applied fertilizers, seeded and sodded lawns, and transplanted shrubs and plants to enhance landscape quality using manual and power-operated equipment.
- Installed underground pipe for irrigation systems.
Concrete Finisher
Hardtime
Ridgecrest, CA
01.2007 - 01.2009
- Leveled concrete to specified depth and workable consistency using handheld screed and floats, optimizing surface integrity.
- Shaped surfaces of freshly poured concrete with straightedge and float or power screed, achieving precise finish quality.
- Finished concrete surfaces with power trowel and wetted and rubbed concrete with abrasive stone to impart finish.
- Finished surfaces of poured concrete floors, walls, sidewalks, and curbs to specified textures using hand tools and power tools, ensuring quality and consistency.
Education
High School Diploma -
Stone Coast Academy
Miami, FLSkills
- Lubrication techniques
- Equipment lubrication
- Lubrication practices
- Bearing inspection
- Equipment inspection
- Mechanical troubleshooting
- Pressure testing
- Temperature monitoring
- Fluid management
- Safety compliance
- OSHA compliance
- Regulatory compliance
- Problem solving
- Equipment maintenance
Timeline
Maintenance Lubrication Technician
Searles Valley Minerals
06.2025 - Current
Process Operator Technician
Searles Valley Minerals
10.2017 - 06.2025
Labor
Valley Wide Construction Services
07.2015 - 10.2017
Labor
Western Water Co.
02.2015 - 07.2015
Heavy Equipment Operator
RB Services
10.2010 - 02.2015
Plumber’s Helper
PVC Plumbing
01.2009 - 01.2010
Concrete Finisher
Abilities Unlimited
01.2008 - 01.2010
Construction Worker
Cordell Construction
01.2007 - 01.2010
Concrete Finisher
Hardtime
01.2007 - 01.2009
High School Diploma -
Stone Coast Academy