Army MOS · Support
1Y Black Belt In Lean Six Sigma (LSS)
Current service use not established
This code is listed in the directory. Inclusion alone does not confirm current service use.
Overview
A Lean Six Sigma Black Belt leads project teams, including assigned Green Belts, to deliver defined value and business transformation benefits. This specialist applies Define, Measure, Analyze, Implement, and Control and Design for Lean Six Sigma methods, identifies non-value-added activities, and coaches or trains Green Belts as required.
Notes & Sources
- 1Y (Black Belt in Lean Six Sigma (LSS)) is an Army Additional Skill Identifier (proponent: Office of the Secretary of the Army, Office of Business Transformation (OSA-OBT)), not a standalone military occupation.
- Authority scope: "There are no positions identified for ASI 1Y." Award requirement: "Must successfully complete a prescribed Black Belt Lean Six Sigma Course conducted under the auspices of the Office of the Secretary of the Army, Office of Business Transformation." The identifier alone does not establish a civilian occupation; occupation-specific skills and career guidance depend on the holder's primary MOS and actual duties.
Evidence for this guidance (1 document)
- DA PAM 611-21 FY2025 Smartbook ch 12 (posted 2025-12-04): ASI 1Y Black Belt in Lean Six Sigma (LSS)
[1] Table 12-2 numerical listing of ASIs, entry 'Code: 1Y ', lines 768-796
Supports: Specialty definition
Source review recorded October 7, 2026.
Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.
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