Job Description: Unless previously completed, you must satisfactorily complete a one-year supervisory trial period to continue in this supervisory Job Requirements: Must pass pre-employment Drug Screening AND random drug/alcohol testing. Selective Service registration is required. You must be able to obtain a Secret Clearance. This is an Emergency Essential position. You must be available to work various shifts and overtime, as needed. You must be proficient in English (e.g., reading, writing, speaking, and listening). You must possess U.S. Citizenship or be a U.S. National. You must complete a favorable Background Investigation (BI). You must pass pre-employment Drug Screening AND you will be subject to post-employment random drug and alcohol testing. You must maintain eligibility for a security clearance. Job Details: Company: U.S. Department of Homeland Security Vacancy Type: Full Time Job Location: San Antonio, TX, US Application Deadline: N/A Apply Here instantcareers.net