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 Cryptologic Technician - Interpretive (CTI) 

Understanding the Community Overview Chart​ ​
CTI Spanish Community Overview CTI Chinese & Korean Community Overview
CTI Persian & Arabic Community Overview CTI Russian Community Overview


Cryptologic Technicians Interpretive are the Navy's linguists.  CTIs attend language training at the Defense Language Institute (DLI), in Monterey, California.  They specialize in the analysis of foreign language materials and the preparation of statistical studies and technical reports.  Language training is open to men and women in Arabic, Chinese, Korean, Persian-Farsi, Russian, and Spanish.  Additional languages are available to CTIs that qualify for an additional language.  Language assignment is determined by the Enlisted Community Manager, based on Navy requirements with input from the Sailor.  For more information, click here.
What They Do

  • operating sophisticated state-of-the-art electronic radio receivers, magnetic recording devices, computer terminals and associated peripherals in the communications signals environment
  • operating sophisticated, computer-assisted information systems
  • working with classified material
  • translating, interpreting and transcribing foreign language communications data
  • analyzing and reporting highly technical information of strategic and tactical importance to fleet commanders and national intelligence agencies
  • performing temporary duty aboard a variety of naval surface and subsurface vessels and aircraft

Working Environment
CTIs normally work in clean, comfortable office-type or small technical laboratory-type environments while on shore duty.  Sea duty is performed on a variety of air, surface and subsurface platforms. At times they are closely supervised but often work independently or in small, coordinated teams.  Their work is of high interest to command and decision-making levels.  The work is mostly mental, involving foreign language materials.
Rating Entry Requirements

  • Conversion Checklist​
  • ASVAB composite of: VE + MK = 126 or
  • ASVAB composite of: GS + MK + VE = 162 and (a minimum DLAB score of 110)
  • Must have normal hearing
  • SSBI required
  • Must be world-wide assignable
  • Must be a U.S. Citizen
    Notes:  SSBI originated at RTC for new accessions or by current command's Special Security Officer. Prospective CTIs must be a U.S. citizen and all immediate family members must be U.S. citizens or citizens of countries listed in ICD-704 as low risk countries.  Moral turpitude offense(s) are generally disqualifying.  Personal security screening interview will be conducted by a Naval Cyber Forces Command special security representative.  Former members of the Peace Corps are not eligible.
  • Candidates must be a high school graduate or equivalent (GED, CPT, home study or other equivalency).
  • All applicants for CTI are required to volunteer for duty involving aerial flight and for duty onboard submarines.
  • DLAB requirement for all languages is 110.  Request for DLAB tests through MEPS or NETPDC Pensacola, FL

The Navy Advancement Website contains valuable information on the Defense Language Testing Program.  In order to access this information, you will need to login to the website. Once logged in, click on the "Defense Language Tests."

Notes:  If you receive an error that the ‘page cannot be displayed’, take the following steps: in Internet Explorer, open the "Tools" menu and select "Internet Options"; click on the "Advanced" tab and scroll down to the "Security" section and make sure "Use TLS 1.0" is selected.  Close your browser and restart it.  You should then be able to view the web page.

Contact Information
CTI TECHAD  (901) 874-2653 

NAVY PERSONNEL COMMAND: 5720 Integrity Drive, Millington TN 38055-0000
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Last Modified: 10/29/2020 12:45 PM
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