Army · MOS history

36L1 AU SW System Operator-Maintainer

The Army conversion listing shows MOS 36L1, AU SW System Operator-Maintainer, converting to two listed successor specialties: 74G, TELECOM CMPT OP-MNT, and 31F, Network Switching Systems Operator-Maintainer. It does not explain which successor applied to a particular soldier.

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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.

74GTelecom Cmpt OP-Mnt · historical code
Recorded successor: 31C1 Radio Operator-Maintainer, itself later retired
Recorded successor: 31F1 Network Switching Systems Operator-Maintainer, itself later retired
Recorded successor: 74C1 Telecommunications Operator-Maintainer, itself later retired
Recorded successor: 74B1 Information Systems Operator-Analyst, itself later retired
Listed as becoming 31W. No directory or archive record matches.
31FNetwork Switching Systems Operator-Maintainer · historical code
Recorded successor: 25F1 Network Switching Systems Operator-Maintainer, itself later retired

Documented history

AU SW System Operator-Maintainer

The listed conversion effective date is April 1, 1995; 2025 is the source publication year, not the conversion year.

The listing gives no conditions for choosing between 74G and 31F and does not establish that both were awarded.

Source extraction notes

DA Pam 611-21 Table 10-4 maps predecessor MOSC 36L1 to 74G, 31F; source successor entries: 74G TELECOM CMPT OP-MNT; 31F NETWORK SWITCHING SYSTEMS OPERATOR- MAINTAINER; conversion effective 01 Apr 1995.

Source documents (1)

Reviewed September 23, 2026 against references 1 and 2.

DA Pam 611-21, chapter 10, Table 10-4, Enlisted MOS Conversion Listing
1. Table 10-4, PDF p. 262 · source dated 2025 · cited by the explanation
PDF page 262 (opens in a new tab)
2.Smartbook DA PAM 611-21, Chapter 10, Enlisted MOS, Specifications, Standards of Grade, Physical Demands, and Career Charts (base) · data/sources/text/da-pam-611-21-smartbook-ch10_fy2025_2026-08.txt:26912-26919; target predecessor 36L1 · cited by the explanation
PDF page 262 (opens in a new tab)
3.DA Pam 611-21, chapter 10, Table 10-4, Enlisted MOS Conversion Listing · event transcription · docs/legacy-data/army-mos-conversions.jsonl:673; Table 10-4, PDF p. 262
PDF page 262 (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.