Army · MOS history

25D4 Telecommunications Operator-Maintainer

Converted to 25B, dated October 1, 2007 by the source.

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25BInformation Technology Specialist (Info Tech Spec)

Documented history

Telecommunications Operator-Maintainer

DA Pam 611-21 Table 10-4 maps predecessor MOSC 25D4 to 25B; source successor entries: 25B INFORMATION TECHNOLOGY SPECIALIST; conversion effective 01 Oct 2007.

Source documents (1)

DA Pam 611-21, chapter 10, Table 10-4, Enlisted MOS Conversion Listing
1. Table 10-4, PDF p. 245 · source dated 2025
PDF page 245 (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.