Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Sergiu Popa

HVAC Controls Technician
Bel Air

Summary

Talented Owner with excellent marketing, customer service and facility oversight skills and more than 7 years of experience. Highly effective and comfortable working with people at all levels in organization.

Overview

17
17
years of professional experience
4
4
Certifications
3
3
Languages

Work History

Owner & Operator

Trustmark Mechanical
12.2018 - Current
  • Manage a full-service HVAC and mechanical company focusing on Generac generator installations, maintenance, and both residential and commercial HVAC services.
  • Licensed Maryland HVACR Master and MHIC contractor.
  • Generac certified for generators up to 250 kW.
  • Handle occasional home improvement projects and commercial contracts for rooftop units and mini splits.
  • Developed and maintained strong relationships with clients, resulting in repeat business and referrals.
  • Managed day-to-day business operations.
  • Oversaw daily operations, ensuring all tasks were completed accurately and efficiently by team members.
  • Negotiated contracts with suppliers for better pricing and terms, reducing overall costs for the business.
  • Managed financial aspects of the business, including budgeting, financial reporting, and tax preparation.

HVAC Service Technician

Classic HVAC Services
04.2018 - 12.2018
  • Performed HVAC service, installations, and maintenance on residential and commercial systems, including rooftop units, split systems, and boilers.
  • Completed additional training in control fundamentals and EasyIO controllers.
  • Assembled air ducts, pipes, discharge valves and flues to central heating and cooling equipment.
  • Connected heating or air conditioning equipment to water, fuel, or refrigerant sources to form complete circuits.
  • Discussed heating and cooling system malfunctions with customers to isolate problems and verify corrected malfunctions.
  • Removed old equipment from customers' homes and cleaned up areas to prepare for new installations.
  • Increased longevity of HVAC systems by performing preventive maintenance.
  • Installed bypass dampers, low voltage wiring, smoke detectors, split systems, and package units in commercial or residential buildings.
  • Improved customer satisfaction by providing timely and efficient HVAC-R repair services.
  • Utilized advanced diagnostic tools to accurately determine root causes of system malfunctions, enabling targeted repairs.
  • Supported the training of junior technicians, sharing technical expertise to foster their skill development.
  • Provided detailed documentation for each job completed, supporting accurate record-keeping efforts.
  • Contributed to a high standard of workmanship by following company guidelines and adhering to local codes during installations and service calls.
  • Demonstrated exceptional problem-solving abilities, often troubleshooting and repairing complex HVAC-R issues under challenging conditions.
  • Read blueprints, wiring diagrams, piping schemes and engineering specifications to diagnose and repair units.
  • Repaired, replaced and serviced both residential and commercial HVAC equipment, components, and wiring.
  • Performed routine maintenance on heating and cooling systems.

HVAC Apprentice

Baldwin Mechanical
01.2013 - 01.2018
  • Specialized in commercial HVAC installations, running piping, wiring, and installing units in new buildings and school rehabs.
  • Selected for the 2018 Maryland State HVAC competition, winning first place and later placing third nationally.
  • Learned proper and safe use and maintenance of power tools, hand tools and safety equipment.
  • Learned wide range of simple and complex techniques from on-the-job training.
  • Worked under guidance of experienced professionals to learn trade best practices and techniques.
  • Completed assigned tasks efficiently and accurately, contributing to overall project success.
  • Conducted inventory checks to ensure all materials were available for upcoming projects, preventing delays.
  • Assisted with post-construction cleanup and maintenance.
  • Developed safe and efficient workflows for construction projects.
  • Loaded and carried materials to facilitate transport at construction sites.
  • Coordinated with subcontractors and other stakeholders to complete projects on time.
  • Demonstrated eagerness to learn by asking questions and seeking clarification when necessary.
  • Prepared worksite by setting up required tools and supplies.
  • Exhibited strong work ethic by consistently arriving on time, completing tasks diligently.

Maintenance Technician

TriStar Management
01.2011 - 01.2013
  • Conducted HVAC, plumbing, electrical, and carpentry work.
  • Installed doors and frames, participated in on-call rotations, and ensured property upkeep.
  • Installed and maintained plumbing and HVAC systems.
  • Safely and effectively handled wide range of cleaning products and solutions.
  • Conducted regular inspections of equipment to promptly identify issues that could cause machinery malfunctions.
  • Diagnosed and repaired complex mechanical and electrical systems.
  • Rewired and replaced faulty electrical components in equipment.
  • Repaired and replaced pumps, valves and motors.
  • Followed instructions from supervisor regarding daily job tasks and duties.
  • Performed preventive maintenance and repairs on various types of equipment.
  • Facilitated smoother operation of HVAC systems through regular maintenance and updates.
  • Installed new locks, door handles, and door closers.
  • Supported inventory management efforts, tracking spare parts usage and reordering as necessary.
  • Collaborated with team members to complete larger repair projects efficiently.

Maintenance Technician

Lane Company
01.2009 - 01.2011
  • Handled a variety of maintenance tasks, from minor repairs to on-call emergency services, covering plumbing, electrical, and general property upkeep.
  • Followed work orders and specifications for machine and equipment replacement, repair, or maintenance.
  • Improved equipment functionality by conducting regular maintenance checks and repairs.
  • Inspected and maintained equipment to keep items in top working condition.
  • Used problem-solving skills to alleviate issues efficiently with minimal supervision.

Education

HVACR Jurniman Program - HVACR

ABC Baltimore Chapter
Baltimore, MD
05.2001 -

Skills

    Sales

    Verbal and written communication

    Staff management

    Negotiation

    Project management

    Customer service

    Business development

    Relationship building

    Client service

    Small business operations

Certification

Maryland HVACR Master License

Timeline

Owner & Operator

Trustmark Mechanical
12.2018 - Current

HVAC Service Technician

Classic HVAC Services
04.2018 - 12.2018

HVAC Apprentice

Baldwin Mechanical
01.2013 - 01.2018

Maintenance Technician

TriStar Management
01.2011 - 01.2013

Maintenance Technician

Lane Company
01.2009 - 01.2011

HVACR Jurniman Program - HVACR

ABC Baltimore Chapter
05.2001 -

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Sergiu PopaHVAC Controls Technician