Roberto Carmona Alonso
San Jose
Summary
Dependable maintenance technician offering several years of building maintenance and repair experience. In-depth knowledge of hand and power tool operations, safety protocols and general maintenance. Superior expertise in carpentry, electrical systems and exterior and interior lighting system repair.
Hardworking maintenance technician brings expertise in installation, repair and maintenance of complex building systems. Well-versed in regulatory and organizational expectations governing performance over several years. Resourceful understanding of intricate inspections and process assessments.
Maintenance Worker with a proven track record in maintaining and repairing various facilities and equipment. Proficient in performing routine inspections, troubleshooting issues, and completing repairs efficiently. Skilled in a variety of maintenance tasks, including plumbing, electrical, HVAC, and carpentry work.
Safety-oriented maintenance worker offering several years of troubleshooting and repair expertise. Dedicated and reliable with skills in problem solving, general plumbing and electrical work. Team-oriented with commitment to completing tasks on-time and under budget.
Adaptable professional with a quick-learning ability and a talent for adjusting to new environments. Skilled in rapidly acquiring new knowledge and applying it effectively. Driven by a passion for continuous learning and successfully navigating change.
Productive plumber offering several years of experience in installing and replacing water heaters, drain pipes and water supply lines. Independent worker with excellent time management and communication skills. Expertise in cutting and beveling piping and opening clogged water pipes.
Dedicated and adaptable professional with a proactive attitude and the ability to learn quickly. Strong work ethic and effective communication skills. Eager to contribute to a dynamic team and support organizational goals.
Overview
23
23
years of professional experience
Work History
Maintenance Technician/Lead Plumber
Cal Western property management
San Jose
09.2023 - Current
- Cleared clogged drains and replaced valves, faucets, and fixtures.
- Collaborated with building managers to assess ongoing needs and plan preventive maintenance schedules.
- Completed basic carpentry tasks and installed shelves, hooks, and closet rods to meet customer needs.
- Ordered parts, supplies or equipment from catalogs or suppliers.
- Repaired leaking or damaged pipes using appropriate tools such as saws, pipe cutters, threaders, benders, reamers.
- Prepared reports detailing job progress as well as any issues that may have arisen during the course of the project.
- Resolved customer complaints related to plumbing services provided in a timely manner.
- Troubleshot complex problems related to water supply lines, waste disposal systems, and drainage systems.
- Installed new plumbing systems in accordance with local codes and regulations.
- Inspected plumbing systems to ensure code compliance and safety regulations were met.
- Performed emergency repairs on broken pipes, clogged drains, and malfunctioning fixtures.
- Located and repaired leaks in water supply lines.
- Tested plumbing systems to locate leaks, malfunctions and repair needs.
Maintenance Technician/Service Plumber
Gallagher
San Jose
04.2023 - 09.2023
- Troubleshot complex electrical and mechanical issues with minimal downtime.
- Cleaned work areas to maintain a safe environment free from debris or hazardous materials.
- Conducted regular safety checks to ensure compliance with OSHA standards.
- Replaced defective parts such as bearings, seals, gears, valves.
- Adjusted machine settings according to manufacturing specifications.
- Developed preventative maintenance plans for various types of machinery.
- Trained junior technicians on best practices for machine operation and repair.
- Routinely inspected plant equipment for signs of wear or malfunctioning parts.
- Diagnosed mechanical problems using visual inspections and test instruments.
- Ensured proper functioning of facility's HVAC system by performing regular maintenance checks.
- Performed preventive maintenance tasks, including lubrication and cleaning of machines and equipment.
- Maintained accurate records of all maintenance activities performed.
- Monitored inventory levels of replacement parts and supplies needed for repairs.
- Assisted in the installation of new machinery and equipment.
- Installed new pumps, compressors, boilers and other mechanical systems.
- Worked closely with engineering team to develop innovative solutions for existing problems.
- Provided technical support to production staff for machine troubleshooting needs.
- Calibrated instruments used in testing processes to ensure accuracy of results.
- Diagnosed equipment malfunctions and performed repairs to restore equipment and maintain uptime.
- Conducted performance and safety inspections on equipment and machinery to maintain operational baseline.
- Diagnosed problems with mechanical and electrical systems and equipment using advanced troubleshooting abilities.
- Installed new systems, replacement parts, and components to maintain proper operation.
- Implemented diagnostics to identify failures, determine parts and material requirements and facilitate repairs.
- Inspected grounds and buildings to identify, minimize and correct hazardous property conditions or liability concerns.
- Disassembled appliances to diagnose problems and facilitate repairs.
- Routinely inspected equipment for preventive and emergency maintenance needs.
- Implemented preventive maintenance practices and upheld equipment guidelines to avoid failures.
- Dismantled machines, equipment, or devices to access and remove defective parts.
- Planned and laid out repair work using diagrams, drawings or schematic diagrams.
- Performed routine maintenance by inspecting drives, motors or belts.
- Set up and operated machine tools to repair or fabricate jigs, fixtures or tools.
- Designed equipment to aid repair or maintenance of machines, mechanical equipment or building structures.
- Cleaned or lubricated shafts, bearings or other parts of machinery.
- Assembled, installed or repaired electrical or electronic components and pipe systems.
- Aligned and balanced new equipment after installation.
- Diagnosed and corrected mechanical problems using blueprints, repair manuals or parts catalogs.
- Estimated costs to repair machinery, equipment or building structures.
- Recorded type and cost of maintenance or repair work.
- Installed equipment to improve energy or operational efficiency of residential or commercial buildings.
- Inspected, operated or tested machinery or equipment to diagnose machine malfunctions.
- Adjusted devices or control instruments using hand tools, levels or straightedges.
- Maintained or repaired specialized equipment or machinery.
- Repaired machines, equipment or structures using tools or equipment.
- Kept detailed records of completed jobs for future reference purposes.
- Consulted with engineers or contractors if necessary to complete more complex jobs.
- Adhered to safety protocols when working with hazardous materials such as natural gas.
- Repaired gas lines that were leaking or malfunctioning.
- Cut and beveled piping using cutting torches, saws and threading machines.
- Supervised staff and evaluated work performance.
- Studied building plans and other materials to determine work aids required and proper installation sequences.
- Studied blueprints and inspected structures to assess material and equipment needs, pipe installation sequence and installation around possible obstructions.
- Installed and extended underground storm, sanitation, and water piping systems to connect fixtures and plumbing.
- Completed walk-throughs of completed systems to verify code adherence.
- Followed relevant codes, regulations, and safety techniques.
- Tested piping systems with water and air pressure to maintain balance and accuracy.
- Prepared project bids and gathered parts, labor and equipment needed for projects.
- Assembled and installed metal and nonmetal valves, pipe fittings and pipes.
- Hoisted loads using slings, chains, shackles, hooks, cables and other rigging equipment.
- Maintained tools and equipment to keep supplies in excellent working condition.
- Recommended measures to improve maintenance methods and equipment performance.
- Used power tools to create assemblies and sub-assemblies.
- Communicated with customers regarding recommendations on repairs, replacements and upgrades of plumbing equipment.
- Cut openings in walls and floors to accommodate pipe and pipe fittings.
- Assisted with troubleshooting and used alternative methods in emergency situations.
- Filled piping systems with water and air to test for leaks.
- Inspected and tested installed systems to isolate and identify faults.
- Verified and gathered measurements to determine proper piping sizes.
- Modified piping systems with task-specific tools to complete preventive maintenance.
- Performed rigging and forklift operations to maneuver parts and machinery.
- Inspected worksites to determine presence of obstructions, unsafe conditions, and crew errors.
- Cut diverse pipe sizes and lengths to prepare for installation.
- Inspected installed systems using hydrostatic testing or pressure gauges.
- Welded piping using specialized techniques and computer-assisted fabrication.
- Reviewed blueprints and building codes to determine details and procedures for work.
- Shut off steam or other gases or liquids from pipes to conduct maintenance.
- Inspected work sites for holes and damage.
- Cut or threaded pipes to blueprint or drawing specifications.
- Installed supports from ceiling joists to secure pipes in place.
- Filled pipes with water or air, observing pressure gauges, and pipes to troubleshoot and locate leaks.
- Using blueprints, laid out scale drawings of pipe systems and supports.
Maintenance Technician/ Plumber
Aegena Apartments
San Jose
04.2020 - 04.2023
- Troubleshot complex electrical and mechanical issues with minimal downtime.
- Monitored inventory levels of replacement parts and supplies needed for repairs.
- Trained junior technicians on best practices for machine operation and repair.
- Conducted electrical repairs on motors, lighting systems, and other related components.
- Repaired or replaced faulty wiring, switches, relays, and other electrical components.
- Cleared clogged drains and replaced valves, faucets, and fixtures.
- Installed new systems, replacement parts, and components to maintain proper operation.
- Collaborated with building managers to assess ongoing needs and plan preventive maintenance schedules.
- Checked electrical components to identify defects and hazards and make necessary adjustments.
- 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.
- Operated hand and power tools to complete repairs.
- Disassembled appliances to diagnose problems and facilitate repairs.
- Replaced wall sockets, ran lines and completed basic carpentry to finish installations.
- Ordered parts, supplies or equipment from catalogs or suppliers.
- Installed and repaired water supply lines, waste disposal systems, and related appliances.
- Soldered copper pipe joints to connect water supply lines for new installations.
- Connected gas lines to stoves, dryers, hot water heaters, furnaces.
- Replaced worn or damaged plumbing fixtures such as sinks, toilets, tubs, showers, and garbage disposals.
- Inspected drainage and other plumbing systems to identify necessary repairs.
- Located and repaired leaks in water supply lines.
- Tested plumbing systems to locate leaks, malfunctions and repair needs.
- Calibrated instruments used in testing processes to ensure accuracy of results.
Plumber to Plumber Supervisor
Coit Fransen plumbing
Los Gatos
05.2016 - 04.2020
- Visited customer sites to assess their needs and provide estimates for repair jobs.
- Ran tests on newly installed systems to ensure proper functionality before finalizing projects.
- Soldered copper pipe joints to connect water supply lines for new installations.
- Replaced worn or damaged plumbing fixtures such as sinks, toilets, tubs, showers, and garbage disposals.
- Provided emergency services when needed including repairing burst pipes during inclement weather conditions.
- Connected gas lines to stoves, dryers, hot water heaters, furnaces.
- Maintained records of work performed on each job site including material used and time spent on the job.
- Assisted apprentices with learning basic skills such as soldering pipes or installing valves.
- Repaired broken or blocked sewer lines with the use of video cameras.
- Tested pipe systems for leaks using air and water pressure gauges.
- Inspected drainage and other plumbing systems to identify necessary repairs.
- Cut openings in walls or floors to accommodate pipes and fittings.
- Installed and repaired water supply lines, waste disposal systems, and related appliances.
- Installed pumps and backflow prevention devices according to local codes.
- Located and repaired leaks in water supply lines.
- Communicated with customers regarding recommendations on repairs, replacements and upgrades of plumbing equipment.
- Studied building plans and other materials to determine work aids required and proper installation sequences.
- Supervised staff and evaluated work performance.
- Tested piping systems with water and air pressure to maintain balance and accuracy.
- Identified and located required tools prior to starting each project.
- Maintained tools and equipment to keep supplies in excellent working condition.
- Followed relevant codes, regulations, and safety techniques.
- Cut and fit pipes to established measurements.
- Tested plumbing systems to locate leaks, malfunctions and repair needs.
- Filled piping systems with water and air to test for leaks.
- Inspected installations to repair leaks and make adjustments to pipes.
- Filled pipes with water or air, observing pressure gauges, and pipes to troubleshoot and locate leaks.
- Cut or threaded pipes to blueprint or drawing specifications.
- Reviewed blueprints and building codes to determine details and procedures for work.
House Remodeler
Alcala handyman services
San Jose
07.2010 - 05.2016
- Applied finishes such as paint or wall coverings to interior surfaces.
- Removed old fixtures, walls and windows to prepare for new construction.
- Performed routine maintenance tasks such as caulking window frames or checking weatherproofing seals.
- Replaced outdated appliances with energy efficient models upon customer request.
- Cut materials such as wood, tile or vinyl flooring with power saws or hand tools.
- Repaired damaged parts of the structure by patching holes in walls or replacing broken boards.
- Measured existing structures and spaces, using tape measure, level and other tools.
- Cleaned job sites daily before leaving the premises.
- Installed plumbing systems including pipes, drains and water lines.
- Installed drywall, insulation, trim work and cabinets according to plans.
- Placed electrical wiring in walls for lights, appliances and outlets.
- Understood how to operate and maintain job site equipment safely and for maximum productivity.
- Loaded materials and tools into vehicles and unloaded upon arrival at jobsites.
- Gained independent working skills and guided and mentored less experienced team members.
- Loaded or unloaded building materials to distribute machinery or tools.
- Learned and mastered skilled trade specialties under guidance of expert mentors.
- Assisted with diverse construction challenges to help team and customer.
- Did electrical work from new lighting and wiring in electrical box
- Did sheetrock repairs,mud,texture and full painting
- Installed new pergo flooring
- Assisted in new window installation
- New interior doors and entry door installation
Service Plumber to Supervisor
L&S Plumbing
Sunnyvale
04.2002 - 07.2010
- Troubleshot water supply lines for leaks or breaks in pipe connections.
- Repaired gas lines that were leaking or malfunctioning.
- Examined and diagnosed plumbing systems to identify problems and develop solutions.
- Ran tests on existing plumbing systems to determine their efficiency.
- Installed, repaired, and replaced water heaters, faucets, toilets, pipes, and other fixtures.
- Assisted in the installation of new plumbing fixtures such as sinks and tubs.
- Responded to emergency service calls regarding plumbing issues.
- Maintained a clean work area throughout each job site visit.
- Performed preventative maintenance and repairs on plumbing systems.
- Inspected drainage systems for clogs or blockages.
- Constructed new piping systems from scratch using materials such as copper tubing or PVC piping.
- Ensured all installations met local building codes and regulations.
- Explained repair procedures to customers in an easy-to-understand manner.
- Assisted team by inspecting pipes and piping systems to assess quality and condition.
- Identified and located required tools prior to starting each project.
- Located and repaired leaks in water supply lines.
- Cut openings in walls and floors to accommodate pipe and pipe fittings.
- Tested plumbing systems to locate leaks, malfunctions and repair needs.
- Used power tools to create assemblies and sub-assemblies.
- Communicated with customers regarding recommendations on repairs, replacements and upgrades of plumbing equipment.
- Followed relevant codes, regulations, and safety techniques.
- Supervised staff and evaluated work performance.
- Tested piping systems with water and air pressure to maintain balance and accuracy.
- Cut and fit pipes to established measurements.
- Inspected installations to repair leaks and make adjustments to pipes.
- Filled pipes with water or air, observing pressure gauges, and pipes to troubleshoot and locate leaks.
Education
High School Diploma -
James Lick High School
San Jose , CA06-2000
Skills
- Plumbing installation
- Preventive maintenance
- Troubleshooting systems
- Code compliance
- Customer service
- Time management
- Team leadership
- Parts ordering
- Construction management
- Safety awareness
- Residential construction
- Hand tools expertise
- Apartment maintenance
- Plumbing
- Safety-oriented mindset
- Plumbing repair
- Codes compliance
- Building maintenance
- Drywall repair
- Plumbing repairs
Languages
English
Professional
Spanish
Professional
Timeline
Maintenance Technician/Lead Plumber
Cal Western property management
09.2023 - Current
Maintenance Technician/Service Plumber
Gallagher
04.2023 - 09.2023
Maintenance Technician/ Plumber
Aegena Apartments
04.2020 - 04.2023
Plumber to Plumber Supervisor
Coit Fransen plumbing
05.2016 - 04.2020
House Remodeler
Alcala handyman services
07.2010 - 05.2016
Service Plumber to Supervisor
L&S Plumbing
04.2002 - 07.2010
High School Diploma -
James Lick High School