# Testing Laboratories and Services

> National industry (NAICS 541380) — This industry comprises establishments primarily engaged in performing physical, chemical, and other analytical testing services, such as acoustics or vibration testing, assaying, biological testing (except medical and veterinary), calibration testing, electrical and electronic testing, geotechnical testing, mechanical testing, nondestructive testing, or thermal testing.  The testing may occur in a laboratory or on-site.

Cross-References. Establishments primarily engaged in--

- **NAICS code:** 541380
- **Canonical URL:** https://singulariki.com/industries/541380
- **Frame:** "AI exposure" means task overlap, not jobs lost. Figures aggregate over the occupations employed in this industry, each traced to a named public dataset.

## Scale & pay

- **Employment (BLS OEWS, May 2024):** 170,400 across 200 occupations.
- **Typical annual wage (employment-weighted median):** $71,763.

## AI exposure

- **AI task-overlap (employment-weighted across 168 occupations):** 80th percentile (High) — Eloundou GPT-overlap + Felten AIOE; task overlap, not automation.

## Largest occupations

- Inspectors, Testers, Sorters, Samplers, and Weighers (https://singulariki.com/roles/role-51-9061-00) — 22,410 employed; $48,710
- Chemical Technicians (https://singulariki.com/roles/role-19-4031-00) — 11,160 employed; $47,070
- Chemists (https://singulariki.com/roles/role-19-2031-00) — 9,260 employed; $63,420
- General and Operations Managers (https://singulariki.com/roles/role-11-1021-00) — 7,160 employed; $126,050
- Environmental Science and Protection Technicians, Including Health (https://singulariki.com/roles/role-19-4042-00) — 5,110 employed; $45,940
- Industrial Engineers (https://singulariki.com/roles/role-17-2112-00) — 4,630 employed; $102,360
- Engineering Technologists and Technicians, Except Drafters, All Other (https://singulariki.com/roles/role-17-3029-00) — 4,580 employed; $63,340
- Project Management Specialists (https://singulariki.com/roles/role-13-1082-00) — 3,820 employed; $80,340
- Secretaries and Administrative Assistants, Except Legal, Medical, and Executive (https://singulariki.com/roles/role-43-6014-00) — 3,790 employed; $46,270
- Office Clerks, General (https://singulariki.com/roles/role-43-9061-00) — 3,680 employed; $45,350
- Mechanical Engineers (https://singulariki.com/roles/role-17-2141-00) — 3,650 employed; $103,910
- Software Developers (https://singulariki.com/roles/role-15-1252-00) — 3,010 employed; $122,140
- Calibration Technologists and Technicians (https://singulariki.com/roles/role-17-3028-00) — 2,860 employed; $57,530
- Engineers, All Other (https://singulariki.com/roles/role-17-2199-00) — 2,780 employed; $102,200
- Sales Representatives of Services, Except Advertising, Insurance, Financial Services, and Travel (https://singulariki.com/roles/role-41-3091-00) — 2,630 employed; $81,090
- Biological Technicians (https://singulariki.com/roles/role-19-4021-00) — 2,580 employed; $45,210
- Natural Sciences Managers (https://singulariki.com/roles/role-11-9121-00) — 2,310 employed; $117,350
- Environmental Scientists and Specialists, Including Health (https://singulariki.com/roles/role-19-2041-00) — 2,130 employed; $62,040
- First-Line Supervisors of Production and Operating Workers (https://singulariki.com/roles/role-51-1011-00) — 2,090 employed; $77,990
- Life, Physical, and Social Science Technicians, All Other (https://singulariki.com/roles/role-19-4099-00) — 2,040 employed; $48,470

## Sources

- **O*NET** (30.3) — U.S. Department of Labor / National Center for O*NET Development. https://www.onetcenter.org/database.html
- **BLS Occupational Employment and Wage Statistics (OEWS)** (May 2024) — U.S. Bureau of Labor Statistics. https://www.bls.gov/oes/
- **Census NAICS** (2022) — U.S. Census Bureau. https://www.census.gov/naics/
- **Anthropic Economic Index** (v4 (2026-01-15) + v2 (2025-03-27)) — Anthropic. https://www.anthropic.com/economic-index
- **“GPTs are GPTs” (Eloundou et al.)** (arXiv 2303.10130) — OpenAI / academic. https://arxiv.org/abs/2303.10130
- **AI Occupational Exposure (AIOE)** (Felten, Raj & Seamans) — academic. https://github.com/AIOE-Data/AIOE

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_Generated from Singulariki's joined dataset; data snapshot 2026-06-03T03:26:54.804143+00:00. https://singulariki.com/industries/541380_