1. Dwayne Ferguson
19031 Grotto Lane
Germantown, Maryland 20874
301-793-0910
Objective: Looking for stability while working in a challenging growth oriented
professional environment using my knowledge and experience of HVAC
troubleshooting and installation.
Executive Summary:
 Results-driven professional with a strong record of outstanding achievements in
Federal Law Enforcement with the U.S. Department of State
 Handling and securing top secret, sensitive and classified information for
government officials
 Customer service skills
 Ability to respond effectively to crisis management
 HVAC professional with 5 years commercial experience
Education:
Lincoln Technical Institute, Columbia, MD Graduation – February 2007
GPA 4.0 Attendance 100%
Educational Experience:
 Fundamental Comfort Control
 Basic Electricity
 Heating Systems Mechanical
 Heating Controls
 Commercial and Industrial Refrigeration
 Basic Refrigeration Systems
 Commercial Refrigeration and Safety Devices
 System Design
 Air Conditioning Systems
 Domestic Refrigeration
Practical skills and abilities:
 Safety, heat theory, gas law, assemble gas piping and copper tubing
 Ohm’s law, wiring basic circuits, capacitors, wiring single and three phase motors
 Wiring and identifying components of residential gas and oil, furnaces and boilers
 Thermostats, aquastats, primary control, limit switch, gas valve and thermo
couple
 Operations of commercial and industrial boilers, ice machines and chillers
 Refrigeration cycle, refrigerants, refrigeration components and service procedures
 Defrost timers, overloads, safety and pressure controls and service of hermetic
systems
 Duct calculations, heat low and heat loss calculations
 Heat pumps, split systems, reversing valve, supper heat, and sub-cooling

2. Page 2
Employment History:
One Hour Heating and Air May 2014-Present
Mount Airy MD 21771
 Residential repair of Air Conditioning/equipment, electrical repairs pertaining to
HVAC/Heating, performed system maintenance on residential units to include
sales.
Contractual Employment July 2009 – May 2014
Quincy’s Pub and Grill
Gaithersburg, MD 20877
Popeye’s Chicken
Germantown, MD 20874
CSI Computer Systems INC.
Beltsville, MD 20708
Indian Market
Germantown, MD 20874
All Contractual work is based on repairs and routine maintenance and trouble shooting
Electrical problems pertaining to Heating, Ventilation, Air conditioning, Refrigeration
Equipment.
Suburban Air Conditioning March 2009 - July 2009
Beltsville, MD 20705
Technician/Maintenance
 Commercial repairs and routine maintenance performed on roof top combo
package systems pertaining to HVAC/equipment; performed electrical repairs and
maintenance on all refrigeration units concerning walk-in freezers, and coolers
Pierce Repair Service August 2008 - March 2009
Washington, DC 20002
Technician/Maintenance
 Residential repair of Air Conditioning/equipment, electrical repairs pertaining to
HVAC/Heating, performed system maintenance on residential units. Install/fix
hot water heaters, piping and plumbing.
Suburban Air Conditioning March 2008 - August 2008
Beltsville, MD 20705
Technician/Maintenance
 Commercial repairs and routine maintenance performed on roof top combo
package systems pertaining to HVAC equipment; performed electrical repairs and
maintenance on all refrigeration units concerning walk-in freezers, and coolers

3. Quick Servant March 2007 - Sept. 2007
Elkridge, MD
Technician/Maintenance
 Commercial repairs and routine maintenance performed on roof top combo
package systems pertaining to HVAC equipment; performed electrical repairs and
maintenance on all refrigeration units concerning walk-in freezers, and coolers
Page 3
Pinkerton Security March 2004 – Feb. 2006
Springfield, VA
Officer
Day Trading Sept. 2003 – March 2004
Diplomatic Protection Officer Sept. 1999 – Sept. 2003
Department of State
Sergeant
Officer
Licenses:
HVAC Apprentice License
CFC Certification – Universal
References upon Request