HVAC Service Technician IV (33567)

HVAC Service Technician IV

CEC Integrated Modular Solutions - Irving, TX 75062

Position Summary

An HVAC Technician IV is primarily responsible for performing installs, repairs and maintenance to a variety of equipment including: refrigeration, air conditioning, electric motors, heating units, heat pumps, hermetic compressors, light commercial furnaces, boilers, burners, intake and exhaust fans, economizers, humidifiers, capacity controls, semi-hermetic compressors, split systems, flame safeguard controls, air compressors, air driers, pneumatic control systems, air cooled/water-cooled chillers, centrifugal chillers self-contained, packaged units, and basic knowledge of control systems. This is a safety sensitive position.

Essential Duties and Responsibilities

• Fully understands the basic refrigeration cycles to include identifying components in refrigeration circuit, understanding how each component works, diagnosing problems in the refrigeration circuit, using manifold gauge set, pressure/temperature chart and temperature measuring devices for routine maintenance and to troubleshoot. Understands refrigeration recovery, evacuation, and charging, understands the installation and sizing of refrigerant piping.
• Fully understands basic heating cycle to include identifying components in heating system, understanding how each component works, diagnosing problems in the heating system using a gas pressure test and other devices for routine maintenance and to troubleshoot. Fully the basic understands the theory of combustion and how it relates to combustible fuels such as gas and oil.
• Fully understands electron theory, how electricity travels, AC and DC currents, single phase and three phase circuits, and series and parallel circuits. Ability to read wiring advanced wiring diagrams. Knowledge of Ohms Law. Ability to use multi-meters to read voltage, current and resistance values. Must be able to troubleshoot advanced electrical circuits.
• Fully understands the fundamentals of temperature and humidity measurement and control in air conditioning units. Understands the process of treating air so as to simultaneously control its temperature, humidity, cleanliness and distribution. Ability to use a psychometric chart to determine the results of mixing air having various properties.
• Fully understands the basics of multiple systems and how each component within the system operates in conjunction with the other components and how that impacts the overall operations of the system as a whole. These systems include air cooled, water cooled, hot water systems, chilled water systems, VAV systems, steam heating systems.
• Basic knowledge of Windows operating system
• Communicates with Service Manager on a frequent basis regarding scheduling and work in progress.
• Participates in meetings and trainings as assigned.
• Ability to communicate with customers and assist the sales team with estimates/proposals.
• Prepares written materials to document activities and log information as required by the job site or Company procedures.
• Provides assistance during emergencies to resolve immediate safety concerns, operating safety
• A Technician III must be able to proficiently perform the following tasks

1. Soldering
2. Brazing
3. Combustion analysis
4. Heat load calculations
5. Heat loss calculations
6. Cooling load calculations
7. Basic navigation thru multiple building automation controls systems

Other Duties and Responsibilities

• Performs other related duties as assigned to ensure efficient and effective completion of project.
• Must be flexible with hours, shifts, and geographic locations with reasonable notice.
• Represents CEC Companies to the client by a clean and neat appearance on the job.
• Must be able to work overtime as required, on call and as needed.
• Transports tools, equipment and supplies to job site as needed.
• Responsible for ensuring vehicle is properly cleaned and maintained and for maintaining a clean and safe driving record.

Qualifications

Education and Experience

• Must have an Apprentice License and EPA Certification and at least 15 years of trade-related work experience, OR.
• Any similar combination of education and experience.
• Must have a high school diploma or equivalent GED certificate, high school diploma or equivalent.
• Manufacturer equipment certifications
• Multiple seminar certifications

Required Skill, Knowledge, and Abilities

• Demonstrates basic understanding of English (ability to read, speak and write) while performing work-related tasks.
• Clean driving record and valid drivers license.
• Must be able to repair, adjust, maintain, retrofit and troubleshoot the following equipment:

1. Refrigerant controls (metering devices)
2. DX Systems small to large tonnage/chilled water system/cooling tower/pums/VEDs
3. Hermetic and semi-hermetic compressors
4. Heat pumps
5. Split systems
6. Packaged units
7. Heat pumps to 25-ton
8. Split systems to 50-ton
9. Packaged units to 200-ton
10. All types and sizes of ductless splits
11. Electric Motors (3-phase and 1-phase)
12. Electric motor controls (contractors, starters, relays, disconnects, thermostats, etc.)
13. Light commercial furnaces, boilers, burners and related controls (oil and gas)
14. All types and sizes of water pumps
15. Intake and exhaust fans
16. Unit heaters (hot water, steam and electric)
17. Economizers
18. Humidifiers
19. Capacity Controls (unloader, hot gas bypass valves, fan cycling controls, motor masters)
20. Flame safeguard controls
21. Air compressors
22. Air driers
23. Reciprocating chillers
24. VAVs systems
25. VAV controls
26. VAV terminal boxes
27. Large Gravity type boilers
28. Large Power flame type boilers
29. Variable frequency drives
30. Various types and sizes of cooling towers
31. Various types and sizes boilers
32. Various types and sizes steam generators
33. Various types of static pressure controls
34. Pneumatic control systems
35. Various types and sizes of computer room systems
36. Various types and sizes glycol cooling systems
37. Understanding of variable frequency drives
38. Air Cooled/Water Cooled Chillers
39. Centrifugal Chillers to include Overhauls
40. Self-Contained

• Must be willing to travel 5% (Austin, Houston, and San Antonio)

Work Environment

The work environment characteristics described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

May work inside or outside. Possible exposure to hot and cold temperatures, in all-weather elements such as rain, heat, cold and snow. This position also requires work at extreme heights, in areas that are under construction, or in restricted areas such as a switchgear room, manhole, utility tunnel, crawl space, or attic, in confined spaces, and on slippery or uneven surfaces; works on ladders, scaffolds, aerial lifts, catwalks, in ditches and excavations; works in and around single and multi-story buildings with all exposures typical of a heavy construction site, including portable sanitary facilities.

Physical Demands

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

1. Must be able to bend, stoop, squat, crawl, climb, kneel, balance, push, pull and reach overhead.
2. Lift 51 pounds, routinely. Constantly move about