Apply technical understanding of and practical experience with the operation of distribution, production and components associated with: Steam, condensate, chilled water, electrical motors, paralleling switch gear, motor control centers, condenser systems, variable frequency drives, reciprocating engines, generators, compressed air and compressors, pumps, chillers, air handlers, boilers, cooling towers, pneumatic and low voltage control systems. Energy Systems Group, LLC and its commonly owned affiliates, PacificWest Energy Solutions, Inc. and Yearout Energy Solutions Company, LLC, (collectively, "ESG") do not accept unsolicited resumes from staffing agencies, search firms, or third-party recruiting entities (generally, “Agency[ies]”).