Derrick Tull

**** ******* *****, ******** ******* MD 20735

Telephone: 443-***-****

Email: adt0zd@r.postjobfree.com

AREAS of EXPERTISE

*HVAC Equipment Installation/Servicing *Pulling wire *Safety/Compliance

*Blueprint Interpretation *Preventive Maintenance *Facilities Operations

*Outstanding Customer Service *Electrical/Mechanical Repairs *Leadership PROFESSIONAL EXPERIENCE

HVAC Engineer, March 2022 – Present

Energesco Mechanical Inc – Alexandria, VA

• Realigned fan, motors, air handlers, pumps, and other building equipment for proper operation.

• Replaced belts, adjust pulleys, and changed filters.

• Use voltage meters to test electrical connections and ensure proper voltage/current is at proper specification dependent of equipment being tested.

• Replaced compressors, motors, bearings, fan, and pulleys

• Cleaned evaporators, condensers, water coils, humidifiers, air handlers, steam application, and strainers.

• Changed oil in compressors and vacuum pumps.

• Cleaned and performed minor/major services, repairs, and installations on a wide variety of air conditioning units and packaged type units, split systems, and central air conditioning units.

• Identified and troubleshoot issues causing hindrances in the proper functioning of HVAC equipment and deliver high-quality installation and repair services. HVAC Mechanic, August 2018 – February 2022

Howard University (Thomas Facilities) – Washington, DC

• Supervise and perform repairs to all HVAC systems

• Perform Maintenance on boiler and chiller cooling towers. Pneumatic, VAV’s throughout campus and labs.

• Service 2 pipe and 4 pipe fan coil units in dorms and labs.

• Service heat pump systems, rooftop package units, through the wall units and mini-split systems.

• Perform quarterly maintenance checklist in phases throughout campus.

• Serve as a liaison and supervise contractors when necessary.

• Provide response to critical system such as elevator rooms, labs, and data rooms.

• Perform daily inspection of worked performed by staff.

• Provide great customer service to all parties encountered while resolving the current issues at hand.

Lead HVAC/Maintenance Technician, March 2015 – July 2018 Minnicks Inc. - Laurel, MD

• Installed residential heat pumps, air conditioners, furnaces and air handlers.

• Troubleshot HVAC components, performed system diagnostics and energy system audits.

• Installed electric and gas water heaters to include 90% tanks.

• Demonstrated experience in the use of all hand tools including skill saws, and hand powered drills.

• Maintained and repaired building structures installing drywall, flooring, doors, and related building items.

• Ran communication wire and tested termination points with meter.

• Type Universal CFC Certified.

Construction Laborer, September 2005 – February 2015 City of Baltimore County – Baltimore, MD

• Ran electrical wire throughout platforms, columns and tunnels.

• Utilized drills, hammers, and electrical saws to break concrete structures.

• Cleared debris, trash, and hazardous materials from assigned sites and prepared them for renovation.

• Offered mechanical expertise to operate pumps and generators during demolition work.

• Assisted in constructing and painting steel columns and walls.

• Operated a range of equipment, pavement breakers, jackhammers, and power tools.

• Worked as a key component of the team with other skilled staff.

• Handled work on-site with little or no supervision.

• Disassembled and maintained extra passing structures.

• Helped other skilled employees including Carpenters, Welders, and engineers>

• Sanitized tools, equipment, and work area.

Machine/ Overhead Crane Operator, June 1997 – August 2005 Plymouth Tube – Salisbury, MD

• Operated cranes, loaders, forklifts, and other equipment to lift, move, load, and unload materials, equipment, and other large objects.

• Read and correctly applied load charts to determine safe lifting capacities of all cranes required to operate.

• Maintained radio communication with crew members while observing details on the ground

• Observed hand signals from other crew members.

• Performed and logged daily crane inspections, including cables, wire ropes, hooks, slings, and other crane components.

EDUCATION

Wicomico, September 1993 – June 1997

High School Diploma – Salisbury, MD

CERTIFICATIONS

• National Center for Construction Education and Research (NCCER) Apprenticeship 1st Year

• National Center for Construction Education and Research (NCCER) Core Curriculum

• EPA Section 608: CFC Universal, VGI: Certification # 2330782

• R-410A, AC&R Safety Coalition: Certification # 734*********

• MVAC ASE Refrigerant Recover\ and Rec\cling: Section 609 U.S. EPA.

• Industrial Lift Truck Operator Certification: Forklift type order selector counterbalance

*References available upon request.

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