Occupational Title | Brief Number | HOC Code |
| Jack System Operators (structural movers) | 472 | RSE |
| Jailers (correctional officers) | 467 | SER |
| Janitorial Supervisors | 245 | ESR |
| Janitors | 245 | RES |
| Jazz Dancers | 394 | AER |
| Jewelers, Bench | 640 | REC |
| Jewelers, Retail | 652 | ESA |
| Jewelry Designers | 640 | REC |
| Jig and Fixture Builders (tool & die m akers) | 60 | RIE |
| Jigger Operators (pottery & porcelain ware industry) | 137 | RIE |
| Job Analysts | 272 | IES |
| Job Development Specialists | 341 | SRC |
| Job Development Specialists (job analysts) | 272 | SRC |
| Job Printers (printing industry) | 426 | RIE |
| Job Training Specialists | 572 | ESR, SEC |
| Jockeys | 574 | RES |
| Jockeys (racetrack workers) | 629 | RES |
| Joiners (pleasure craft boatbuilders) | 661 | RES |
| Joiners (shipbuilding) | 435 | RES |
| Judges | 339 | ESA |
| Judges, Presiding (racetrack workers) | 629 | SER |
| Jugglers (variety performers) | 607 | SEC |
| Justices of the Peace | 339 | ESA |
| Kennel Workers | 319 | RCS |
| Key Entry Operators | 308 | CSE |
| Key Grips (motion picture industry) | 2 | ESR |
| Kiln Placers (pottery & porcelain ware industry) | 137 | REC |
| Kindergarten Teachers | 53 | SEC |
| Kinesiotherapists | 36 | SIR |
| Kitchen Helpers (fast-food) | 340 | RCE |
| Kitchen Managers | 33 | ESR |
| Kitchen Staff (fast-food) | 340 | RCE |
| Knit Goods Industry Workers | 413 | no code |
| Knitters | 413 | RCE |
| Knitting Machine Set-Up Operators | 413 | REI |