Our Client is seeking cleared Watch/Stationary Engineers at their Washington DC facility. This role will operate and maintain mechanical and electrical systems, and equipment for production of electrical power, heat, ventilation, air conditioning, and/or refrigeration. Ideal candidate will have a minimum of 4 years' experience in commercial/industrial operations, possess a Class I Stationary Engineer License, DC 3rd Steam Boiler Engineer License, along with being a US Citizen that has an active Top Secret/SCI with Poly Clearance. RESPONSIBILITIES: Operate and Maintain electrical and mechanical systems: boilers, chillers, HVAC equipment, emergency generators and potable domestic water system Make periodic tours of all equipment and systems within headquarters compound and maintain operational records. Troubleshoot systems using prints and wiring diagrams. Monitor and operate assigned control systems, all water treatment equipment, test, and make changes Record and Report all Faults, deficiencies, and unusual occurrences Respond to emergency situations site wide, performing any tasks necessary for the protection of property and personnel Coordinate and communicate with company, client, and contractor personnel Provide direction to First Operator, Second Operator and Apprentice Engineer Assume all responsibilities of HVAC Grade I as assigned by Chief Engineer on maintenance days and step in absence of Chief Engineer REQUIREMENTS US Citizenship and an active Top Secret/SCI with Poly Security Clearance A minimum of 8 years' experience in commercial/industrial operations Class I Stationery Engineer License or DC 3rd Steam Boiler Engineer License or equivalent Universal CFC Certification Thorough knowledge of mechanical systems and electricity including equipment and testing instrumentation Three years' experience as an Operator in a large steam (100,000 lb/hr. or greater total capacity) and chiller (10,000 t/hr. or greater total capacity) plant. One-year experience in generator operations Able to read and interpret blueprints Working knowledge of HVAC systems and piping systems Experience with valves, traps, strainers, and refrigeration systems Ability to comprehend written and oral instructions Ability to work scheduled rotational shifts, including days, evenings, nights, holidays and weekends.