Army · MOS history

27Z5 Missile Systems Maintenance Chief

Converted to 35Y, dated October 1, 2004 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.

35YIntegrated Family of Test Equipment (IFTE) Operator and Maintainer · historical code
Recorded successor: 94Y Automatic Test Systems Operator/Maintainer, also listed in today's directory

Documented history

Missile Systems Maintenance Chief

DA Pam 611-21 Table 10-4 maps predecessor MOSC 27Z5 to 35Y; source successor entries: 35Y INTEGRATED FAMILY OF TEST EQUIPMENT (IFTE) OPERATOR AND MAINTAINER; conversion effective 01 Oct 2004.

Source documents (1)

DA Pam 611-21, chapter 10, Table 10-4, Enlisted MOS Conversion Listing
1. Table 10-4, PDF p. 250 · source dated 2025
PDF page 250 (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.