Army · MOS history

31R1 Multichannel Transmission Systems Operator- Maintainer

Converted to 25Q, dated January 1, 2005 by the source.

Search legacy codes Browse Army specialties

Codes named in this history

Historical steps

The source names a code the branch later retired, or whose reviewed record is historical. Its story continues on that code's own page.

25QMultichannel Transmission Systems Operator- Maintainer · historical code
Recorded successor: 25H Network Communication Systems Specialist (Net Com Sys Spec), also listed in today's directory

Documented history

Multichannel Transmission Systems Operator- Maintainer

DA Pam 611-21 Table 10-4 maps predecessor MOSC 31R1 to 25Q; source successor entries: 25Q MULTICHANNEL TRANSMISSION SYSTEMS OPERATOR-MAINTAINER; conversion effective 01 Jan 2005.

Source documents (1)

DA Pam 611-21, chapter 10, Table 10-4, Enlisted MOS Conversion Listing
1. Table 10-4, PDF p. 254 · source dated 2025
PDF page 254 (opens in a new tab)

Historical information is drawn from the sources linked above. Classification dates are not personal service dates. Spot an error? Let us know.