Responsibilities Maintaining commercial cooling systems on cell tower cooling units - diagnosing, troubleshooting, repairing, or installing and replacing components of entire systems Performing additional maintenance or upgrades on out-of-season equipment Ability to demonstrate competency with installation and diagnostics to ensure the completion of services at a professional level Replace or install forced air heating and air conditioning systems Replace or install complete hydronic heating systems or refrigeration equipment Install or replace duct systems in telecommunication shelters Test electrical circuits and components for continuity, using electrical test equipment Test pipe or tubing joints and connections for leaks using a pressure gauge or soap-and-water solution Layout and connect the electrical wiring between the controls and equipment according to the wiring diagram Troubleshoot low-voltage control systems Understanding of underground gas monitoring systems (AKA, Sierra 2400, Sierra 2450, Quest control systems) Complete all necessary safety and technical training Maintain safe work practices Qualifications About You: Prior experience with underground CEV (Controlled Environment Vault) (preferred) Able to read and understand electrical ladder schematics Basic plumbing knowledge of sump pumps Possess strong knowledge of pumps, dry coolers, and cooling towers Must have a valid driver's license with an acceptable driving record Knowledge of HVAC codes and their proper application Must be able to communicate effectively both verbally and by email Must have the ability to be on call and travel extensively for work when needed is highly preferred Extensive daily travel with an independent work structure Able to work solo for long periods of time and with a project team Universal refrigerant card (includes 410a) EPA 608, types 1, 2, and 3 PC skills with emphasis on Microsoft and internet products Understanding of telecommunications and data processing operations Compliance with FCC/FAA/EPA/OSHA regulations Ability to read and understand general job-related documents Previous construction and/or construction industry experience (preferred) You can travel M-F, and on the weekends as needed Compensation of $15-$32 per hour, based on experience. #MasTecJobs #MasTecCareers #BeSuccessfulWithUs #IAmMasTec #WeAreMasTec #MasTecFamily #MasTecCommunicationsGroup #MasTecCommunicationsCareers #HotJobs.