JOB SUMMARY: This position is located in Gateway National Recreation Area, in the Facilities and Management Division. Travel, transportation, and relocation expenses will not be paid. All travel, transportation, and relocation expenses associated with reporting for duty in this position will be the sole responsibility of the selected employee. MAJOR DUTIES: MAJOR DUTIES: Possess current NJDEP T-2, W-1 License. Knowledge of installation, operation and repair of various potable water systems. Obtain samples, test, interpret results and make proper measurements for intro of chemicals and reagents into the potable water system. Maintain testing equipment including calibration and adjustment. Ability to work from blueprints and or sketches or other technical data. IMPORTANT: Click the 'Apply for this job' button to view a complete job description.