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Director, Operational Test and Evaluation
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<p>The Director, Operational Test and Evaluation (DOT&E) is the principal staff assistant and adviser to the <a href="/facts/US_Secretary_of_Defense/K3ygWDbv">US Secretary of Defense</a> on operational and live fire test and evaluation activities involving <a href="/facts/U.S._Department_of_Defense/dWAvf7e3">U.S. Department of Defense</a> weapons systems. </p>