Sandra Mendoza
Burbank,IL
Summary
Qualified Service Technician versed in machinery, electronics and basic principles of essential job functions. Solid background in diagnosing and resolving performance problems. Advises customers on preventive maintenance and configurations with potential to impact product performance. Hardworking professional skilled at diagnostics and repairs. Proactive and communicative with strong background in cultivating client satisfaction and loyalty. Well-versed in composing service reports to detail completed work.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Service Technician
SG Heating and Cooling Services Inc
Oak Lawn, IL
12.2015 - Current
- Diagnosed problems and determined solutions for various customer issues.
- Replaced worn or damaged parts with OEM replacements as necessary.
- Followed all safety protocols while performing work in potentially hazardous environments.
- Communicated with vendors regarding supply orders and delivery timelines.
- Assisted with installation projects at both residential and commercial sites.
- Identified potential problems during routine inspections in order to prevent future breakdowns.
- Provided technical support to customers over the phone and in person.
- Calibrated instruments to maintain accuracy within specified tolerances.
- Conducted preventive maintenance on a variety of machines and systems.
- Adhered to quality assurance procedures during every stage of the service process.
- Responded quickly to emergency calls from clients needing immediate assistance.
- Assembled components into complete systems following blueprints or other instructions.
- Installed new systems according to manufacturer specifications.
- Inspected equipment for proper operation and safety hazards prior to use.
- Collaborated with team members to complete projects efficiently and effectively.
- Performed onsite repair of equipment at customer locations.
- Provided training on the safe usage of equipment when needed.
- Repaired faulty components such as motors, pumps, valves, switches.
- Maintained accurate records of service calls, repairs, and parts used.
- Resolved software-related issues by troubleshooting programs and applications.
- Troubleshot electrical circuits using schematics and diagrams.
- Tested repaired items to ensure functionality before returning them to customers.
- Communicated with clients for outstanding customer service and to increase repeat business.
- Conducted service appointments to diagnose and fix problems.
- Traveled to customer locations to complete work for pre-set appointments.
- Tracked inventory used and notified supervisor about re-ordering needs.
- Set up and operated mechanical and manual tools and equipment.
- Maintained certifications and completed training on systems and components.
- Trained new team members on service processes to increase productivity.
- Logged services performed in service ticket system.
- Reconditioned and repaired machine systems and components to return to operation.
- Handled yearly and preventive maintenance to keep vehicles in good working condition.
- Completed documentation promptly, enabling service requests to be properly recorded and tracked.
- Implemented troubleshooting tactics to identify causes of poor machine performance.
- Filled out work orders, repair logs and maintenance plans to document work completed.
- Completed scheduled appointments on time to drive quality service.
- Installed new appliances, wiring and machinery in homes with defective equipment.
- Provided technical support during implementation phases of projects when required by troubleshooting problems or providing advice on how to use certain tools and software packages.
- Coordinated external vendors during system integration activities and provided technical support when needed.
- Approached customers and engaged in conversation through use of effective interpersonal and people skills.
- Developed and maintained relationships with existing clients to ensure customer satisfaction.
- Provided technical support for customers using the company's products or services.
- Identified opportunities for cross-selling additional products and services.
- Generated new sales leads through cold calling and networking activities.
- Negotiated pricing contracts with customers to maximize profits.
- Performed regular follow-ups with prospects to close deals in a timely manner.
- Developed and maintained relationships with key clients to ensure repeat business.
- Negotiated deals and handled complaints or objections.
- Placed special orders or called other stores to find desired items.
- Computed purchases and received and processed cash or credit payment.
HVAC Technician
ARS Rescue Rooter
Batavia, IL
04.2013 - 07.2014
- Performed preventive maintenance on HVAC systems to ensure peak performance and energy efficiency.
- Inspected electrical wiring of existing HVAC systems to identify potential problems and safety hazards.
- Replaced worn out filters at regular intervals to improve air quality inside the premises.
- Checked pressure readings on gauges connected to the system in order to diagnose any malfunctions.
- Calibrated thermostats, tested capacitors and checked refrigerant levels for proper functioning of the system.
- Cleaned evaporator coils, condensate drains and blower wheels to maintain optimal efficiency of the unit.
- Documented all repair work performed on HVAC units according to company standards.
- Repaired or replaced defective parts such as compressors, motors, fans and other components in heating and cooling systems.
- Provided customers with information about new technologies available for their heating and cooling system upgrades.
- Diagnosed and identified faulty components in malfunctioning HVAC systems using specialized testing tools.
- Performed routine checks on various components of the system such as contactors, relays and solenoids.
- Examined heating and air conditioning systems and air compressors for signs of defects or malfunction.
- Responded to customer inquiries and complaints, providing timely and effective solutions to HVAC issues.
- Diagnosed and repaired faults in HVAC systems, including refrigerant leaks, electrical issues, and mechanical failures.
Appliance Repair Technician
Sears
Bridgeview, IL
09.2011 - 02.2014
- Assembled appliance components following installation instructions.
- Replaced defective wiring and other parts.
- Ordered replacement parts as needed for repairs.
- Cleaned and lubricated motors, bearings, shafts, fans, filters, hoses, and other parts.
- Identified potential issues that may arise with an appliance before completing a repair.
- Educated customers about proper care of their appliances.
- Diagnosed appliance malfunctions and determined necessary repairs.
- Performed preventative maintenance on all types of appliances.
- Resolved customer complaints in a timely manner.
- Connected wiring to a variety of electronic components.
- Inspected, tested, and repaired electrical components of appliances.
- Used hand tools to remove covers from units in order to access internal parts.
- Documented all work performed in accordance with company policies and procedures.
- Installed new appliances according to manufacturer specifications.
- Explained the nature of the problem and how it was resolved to customers.
- Troubleshot problems using diagnostic tools such as voltmeters and ammeters.
- Ordered supplies, tools and equipment to complete repairs.
- Removed, disassembled, and fixed appliance parts.
- Analyzed schematic drawings, product manuals, and troubleshooting guides to diagnose and repair problems.
- Repaired and serviced kitchen and laundry room appliances.
- Maintained part inventory for on-site installation, maintenance, and repair of appliances.
HVAC Technician
Parliament Builders
Chicago, IL
11.2007 - 02.2010
- Performed preventive maintenance on HVAC systems to ensure peak performance and energy efficiency.
- Inspected electrical wiring of existing HVAC systems to identify potential problems and safety hazards.
- Replaced worn out filters at regular intervals to improve air quality inside the premises.
- Troubleshot complex control circuits involving relays, transformers and switches.
- Checked pressure readings on gauges connected to the system in order to diagnose any malfunctions.
- Calibrated thermostats, tested capacitors and checked refrigerant levels for proper functioning of the system.
- Cleaned evaporator coils, condensate drains and blower wheels to maintain optimal efficiency of the unit.
- Documented all repair work performed on HVAC units according to company standards.
- Repaired or replaced defective parts such as compressors, motors, fans and other components in heating and cooling systems.
- Assembled sheet metal pieces into ductwork sections using rivets or screws as needed.
- Maintained records of all repairs and maintenance activities for future reference purposes.
- Resolved customer complaints regarding installation or service issues in a timely manner.
- Provided customers with information about new technologies available for their heating and cooling system upgrades.
- Installed, repaired and maintained residential HVAC equipment, including furnaces, air conditioners, heat pumps and duct systems.
- Recovered refrigerant from old HVAC units prior to disposal according to local environmental regulations.
- Diagnosed and identified faulty components in malfunctioning HVAC systems using specialized testing tools.
- Assisted senior technicians with more complicated tasks such as replacing compressors or installing large air handlers.
- Performed routine checks on various components of the system such as contactors, relays and solenoids.
- Examined heating and air conditioning systems and air compressors for signs of defects or malfunction.
- Responded to customer inquiries and complaints, providing timely and effective solutions to HVAC issues.
- Diagnosed and repaired faults in HVAC systems, including refrigerant leaks, electrical issues, and mechanical failures.
- Updated and maintained service records and documentation for all HVAC maintenance and repair activities.
- Assisted in the selection and sizing of HVAC equipment for new installations, based on detailed load calculations.
- Maintained and serviced HVAC systems and refrigeration equipment.
- Coordinated with contractors and construction teams on new installations and major repair projects.
- Calibrated HVAC equipment and systems for optimal performance and energy efficiency.
- Promptly responded to complaints about temperature problems during massive heatwave and conducted assessments to determine causes and target solutions.
- Performed emergency repairs on HVAC systems to restore heating and cooling services in critical situations.
- Advised customers on energy-saving measures and upgrades for older HVAC systems to improve efficiency.
- Performed ductwork repairs and modifications to improve system airflow and indoor air quality.
- Assessed efficiency of HVAC and refrigeration systems to provide feedback to customers.
- Conducted air quality tests and recommended solutions for improving indoor air quality in residential and commercial settings.
- Identified needs of customers promptly and efficiently.
- Conducted system analysis and testing to identify and resolve technical issues or inefficiencies.
Education
Certification HVAC - HVAC Installation And Repair
Coyne College
Chicago, IL06-1997
Skills
- Quality Assurance
- Technical Support
- Project Oversight
- Equipment Troubleshooting
- Preventive Maintenance
- Work Documentation
- Maintenance and repair
- Inventory Management
- Hand tool knowledge
- Troubleshooting skills
- Diagnostics expertise
- Punctual and Reliable
- Professional and Courteous
- Diagnostic Testing
- Installation and Repair
- Work with Minimal Supervision
- System Installation
- Mechanical abilities
- Attention to Detail
- Documentation And Reporting
- Scheduling and Coordination
- Valid Driver's License
Certification
- EPA 608 Type 1 & 2
- Certified in Puron 410A
Languages
English
Professional
Spanish
Professional
References
References available upon request.
Timeline
Service Technician
SG Heating and Cooling Services Inc
12.2015 - Current
HVAC Technician
ARS Rescue Rooter
04.2013 - 07.2014
Appliance Repair Technician
Sears
09.2011 - 02.2014
HVAC Technician
Parliament Builders
11.2007 - 02.2010
Certification HVAC - HVAC Installation And Repair
Coyne College
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