Professional Summary
Overview
Work History
Education
Skills
Accomplishments
Certification
Personal Information
Languages
Timeline

Jonathan Shafer

Rolls mechanical
Davison,MI
1
Language
1
Certification
20
years of professional experience

Detail-oriented Service Technician experienced in diagnosing and repairing mechanical systems to enhance operational efficiency. Achieved optimal equipment performance through advanced troubleshooting and comprehensive technical knowledge. Focused on collaboration within teams to meet targets while demonstrating adaptability and reliability in fast-paced environments.

Work History

Service Technician/controls Technician

3 Years
Rolls mechanical | 01.2022 - 01.2025
  • rick watkins hvac manager -8105882083

  • Worked in the Developed control system solutions department and managed and installed control system for Serviced HVAC equipment equipment.
  • On weeks I was on-call I would also work on Performed refrigeration maintenance, Serviced rooftop units, and Conducted electrical work system
  • Performed plumbing, electrical, hvac, controls, and refrigeration tasks while cross-training in all departments.
  • Diagnosed mechanical faults and restored equipment performance using schematics and diagnostic tools.
  • Performed preventive maintenance on HVAC and mechanical systems to support reliable operation.
  • Inspected components, identified wear, and replaced defective parts to prevent service interruptions.
  • Troubleshot electrical and mechanical issues, resolving breakdowns with minimal downtime.
  • Coordinated with customers to explain findings, recommend repairs, and schedule follow-up service.
  • Explained diagnostic findings to customers and outlined repair or service options.
  • Calibrated equipment settings to meet operational specifications and customer requirements.
  • Inspected equipment to diagnose operational issues.
  • Adhered to safety protocols and policies to reduce workplace hazards.
  • Diagnosed and troubleshot problems, repairing, and restoring machines to peak performance.

service technician

5 Years
Jet stream irrigation | 01.2016 - 01.2021
  • office manager -cecelia -8109649923
  • Maintained irrigation systems and implemented improvements as a service technician.
  • Installed new equipment and explained operation and routine maintenance protocols to customers.
  • Effectively communicated technical information to non-technical clients, ensuring proper understanding and utilization of equipment features.
  • Consistently met project deadlines under pressure situations while maintaining high-quality workmanship standards.
  • Responded to problems reported by customers by troubleshooting and resolving hardware and software issues.
  • Collaborated with team members to complete complex installations, ensuring seamless integration of new systems.
  • Contributed to increased first-time fix rates by thoroughly diagnosing issues before initiating repairs or replacements.
  • Provided on-call support outside of normal business hours, ensuring uninterrupted service for clients experiencing emergencies or critical failures.
  • Stayed up-to-date on industry advancements through continuous learning initiatives, enhancing overall skillset and expertise.
  • Optimized performance of equipment through expert calibration processes tailored according to specific client requirements.
  • Maintained accurate records of service calls and customer interactions for training and accountability purposes.

service technician

10 Years
irrigation doctor | 01.2005 - 01.2015

irrigation manager georgia laduke -810461-9772

  • Service technician who maintained systems and made improvements.
  • Diagnosed irrigation system failures and performed timely repairs on pumps, valves, controllers, and wiring.
  • Inspected sprinkler zones for leaks, coverage issues, and pressure problems to restore reliable operation.
  • Installed irrigation components, including heads, tubing, timers, and control systems, following service specifications.
  • Calibrated controllers and adjusted watering schedules to improve system efficiency and site performance.
  • Troubleshot electrical and mechanical issues using test equipment, hand tools, and service procedures.
  • Maintained service records, parts inventory, and work orders to support accurate field operations.
  • Trained junior technicians on repair methods, safety practices, and equipment handling standards.
  • Coordinated customer service visits, communicated repair needs, and resolved field issues professionally.

Mcdonalds Manager

3 Years
Mcdonalds | 01.2011 - 01.2014
  • Staff during employemnt no longer works at location

  • Directed restaurant operations, ensuring consistent service, food quality, and guest satisfaction.
  • Coached shift leaders and crew, improving accountability, productivity, and operational consistency.
  • Trained crew members on procedures, safety standards, and customer service expectations.
  • Enforced food safety, sanitation, and cleanliness standards throughout front counter and kitchen areas.
  • Maintained kitchen cleanliness and sanitation through correct procedures and scheduled cleaning of surfaces and equipment.
  • Kept facility compliant with health codes, sanitation requirements and license regulations, alleviating potentially heavy fines.
  • Reviewed cash handling, register accuracy, and daily reconciliation to protect revenue integrity.

Education

High School Diploma

Davison High-school | Davison, MI | 06-2009

Hvac - hvacr

Pen Foster College | Daviosn Mi | 01-2022

completed hvac course and studied thermodynaics

Skills

Electrical troubleshooting
Plumbing techniques
Carrier i-Vu software
Hvac and hvacr equipment troubleshooting
Preventive Maintenance
Attention to detail
Installation and repair
Customer service
Problem solving
Repair methods
Power tool proficiency
Documentation practices
Equipment diagnostics
OSHA requirements
Diagnostic testing
Professional and courteous
Service reports
Mechanical aptitude
Quality assurance
HVAC technology
Fault diagnosis
Scheduling and coordination
Diagnostic skills
Project management
Client management
HVAC installation experience
Residential HVAC systems
Construction oversight
Software setup
Plumbing
Field service operations
Mechanical tools
Communication skills
Hand tools
System upgrades
Hand tool usage
Diagnostics and troubleshooting
Service call management
Testing procedures
Equipment installation
System repairs
Multitasking
Active listening
Organizational skills
Team collaboration
Component repair
Time management

Accomplishments

  • Collaborated with team of rolls mechanical in the development of [adam haynes apparments ].

Certification

Osha 10 certification 2021, carrier air zoning system certification 2024, EPA Universal refrigerant license 608 certification 2022, csd-1 boiler certification 2024, copalum connection certification 2023, carrier networking and tools certification 2024

Personal Information

Title: service technician

Languages

English

Timeline

Service Technician/controls Technician

Rolls mechanical
01.2022 - 01.2025Read More

service technician

Jet stream irrigation
01.2016 - 01.2021Read More

Mcdonalds Manager

Mcdonalds
01.2011 - 01.2014Read More

service technician

irrigation doctor
01.2005 - 01.2015Read More

Davison High-school

High School Diploma
Read More

Pen Foster College

Hvac from hvacr
Read More
Jonathan Shafer