MOS Discription

Marine Corps (USMC) Enlisted Job Descriptions

OCCUPATIONAL FIELD 26, SIGNALS INTELLIGENCE/GROUND ELECTRONIC WARFARE

The Signals Intelligence/Ground Electronic Warfare OccFld includes the operation of Signals Intelligence (SIGINT) collection and communications equipment.

Marines in this field conduct collection, analysis, production, and dissemination of collected data. In addition, the Marines manage communication equipment and facilities. Marines entering the SIGINT/EW field will be required to set up and operate communications and/or electronic equipment, prepare reports, conduct preventive maintenance on assigned equipment, and assist in the operations control and management of SIGINT/EW equipment/facilities.

Entry-level jobs include Communications Intelligence Intercept Operator, ELINT Intercept Operator, Special Intelligence Communicator, or Voice Intercept Operator. Marines can also enter the SIGINT field at the grade of corporal or sergeant.

Duty assignments are made to Naval Security Group field stations, the operating forces Radio Marine Battalions, the Air Wing VMAQs, and the staff sections of the Marine divisions and wings.

All personnel are expected to become familiar with marine tactical SIGINT/EW operations to include: electronic attack (EA), electronic protect (EP), electronic support (ES), and radio direction-finding functions. These skills may be obtained through formal training and should be acquired prior to obtaining the grade of gunnery sergeant.

Primary MOS's

MOS Job Title Authorized Ranks

2621 Communications Signal Collection/Manual Morse Operator/Analyst GySgt to Pvt

2631 Electronic Intelligence (ELINT) Intercept Operator/Analyst GySgt to Pvt

2651 Special Intelligence System Administrator/Communicator MGySgt to Pvt

2671 Arabic Cryptologic Linguist GySgt to Pvt

2673 Korean Cryptologic Linguist GySgt to Pvt

2674 Spanish Cryptologic Linguist GySgt to Pvt

2676 Russian Cryptoloqic Linguist GySgt to Pvt

2691 Signals Intelligence/Electronic Warfare Chief MGySgt and MSgt

Secondary MOS's (See Note Below)

2629 Signals Intelligence Analyst MGySgt to Cpl

2643 Cryptologic Linguist MGySgt to Cpl

2649 Cryptanalyst MGySgt to Cpl

Note: A secondary MOS is a "job within a job." It denotes a special skill or training that the Marine holds in addition to the general requirements of his/her Primary MOS.

Primary MOS's
MOS	Job Title	Authorized Ranks
2621	Communications Signal Collection/Manual Morse Operator/Analyst	GySgt to Pvt
2631	Electronic Intelligence (ELINT) Intercept Operator/Analyst	GySgt to Pvt
2651	Special Intelligence System Administrator/Communicator	MGySgt to Pvt
2671	Arabic Cryptologic Linguist	GySgt to Pvt
2673	Korean Cryptologic Linguist	GySgt to Pvt
2674	Spanish Cryptologic Linguist	GySgt to Pvt
2676	Russian Cryptoloqic Linguist	GySgt to Pvt
2691	Signals Intelligence/Electronic Warfare Chief	MGySgt and MSgt
Secondary MOS's (See Note Below)
2629	Signals Intelligence Analyst	MGySgt to Cpl
2643	Cryptologic Linguist	MGySgt to Cpl
2649	Cryptanalyst	MGySgt to Cpl
Note: A secondary MOS is a "job within a job." It denotes a special skill or training that the Marine holds in addition to the general requirements of his/her Primary MOS.