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Navy Enlisted Rating (Job) Descriptions and Qualification Factors

Cryptologic Technician - Technical (CTT)

By Rod Powers, About.com

General Info: Note: The EW Rating, recently merged with this rating, so duties of EWs also now apply. See Related Article.

CTT's perform a variety of specialized duties associated with processing of airborne, shipborne and land-based radar systems and associated signals. Operate Electronic Intelligence (ELINT) receiving, direction finding, recording and related computer equipment, sophisticated state-of-the-art radar electronic equipment, magnetic or digital recording devices, analysis terminals and associated peripheral equipment. Perform a variety of duties associated with computer equipment, video display terminals, computer interface consoles and non-morse communications systems.

What They Do:

Duties performed by CTT's include: Operate sophisticated, state-of-the-art, electronic receivers, signal modifiers, magnetic recording devices and associated peripherals in the collection of airborne, shipborne and land-based radar signals; Operate collection equipment as crewmembers onboard Navy land aircraft to provide tactical and strategic electronic intelligence (ELINT) to forward-deployed units in support of fleet operations; Operate collection and analysis consoles as direct support augmentees on surface and subsurface and as permanently assigned personnel on surface collection platforms to provide ELINT support to forward deployed unit commanders; Apply analytical knowledge and techniques in the formation of technical reports and briefs for operations departments at shore support facilities in continental United States, Hawaii, Japan, Spain, Great Britain and various remote sites throughout the world; Perform state-of-the-art technical analysis of radar signals/systems to produce technical reports and briefs for local and national level agencies and provide naval and national database maintenance; Create and maintain technical databases, files and technical documents associated with prescribed duties; Routinely works with highly classified and technical material in support of national security.

Detailed List of Required Duties

ASVAB Score:

VE+MK+GS=162 (CCT AEF Program: AR+MK+EI+GS=223)

Other Requirements:

Must have normal hearing. Security Clearance, (TOP SECRET) Requirement (SSBI). Must be U.S. citizen.

Notes: SSBI originated at RTC. Both the applicant and his/her immediate family members must be U.S. citizens. A waiver for U.S. citizenship requirement for immediate family may exist due to a compelling need. Only DONCAF may authorize this based on CT ECM's recommendation for severely undermanned CT branches. Moral turpitude offense(s) are generally disqualifying. Personal security screening interview will be conducted by a Naval Security Group Command special representative. Former members of the Peace Corps are not eligible. Must be a high school graduate or equivalent (GED, CPT, home study or other equivalency). If not a diploma graduate, applicant must provide a high school transcript verifying successful completion of the 10th grade.

Technical Training Information:

Enlisted personnel are taught the fundamentals of this rating through formal Navy schooling. Advanced technical and operational training is available during later stages of career development.

    Correy Station, FL -- 82 calendar days

Training Methods - Class "A" Technical School Subjects - Radar systems theory and fundamentals of operation; operation of specialized analog/digital collection, recording and analysis equipment; radiowave modulation principals; automated data processing and reporting methods; computer operations; security procedures; typing Group instruction with live application. Following completion of basic CTT training, graduates may expect assignment to sea or shore duty in the United States or overseas. Additional specialized technical training (class "C" school) may be required dependent upon duty assignment. The normal assignment pattern is two OUTUS/Sea tours for every stateside assignment for E-5 and below, one OUTUS/Sea tour for every stateside assignment for E-6 and E-7, and one OUTUS/Sea tour for every two stateside assignments for E-8 and E-9.

Working Environment:

CTT functions are performed primarily indoors at various shore activities and on board ships, submarines and aircraft. Personnel may expect clean, orderly working spaces, frequent contact and coordination with others and technical supervision as required.

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