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Inspectors, Testers, Sorters, Samplers, and Weighers

Typical education: High school diplomaModerate pressure

What they do

Inspect, test, sort, sample, or weigh nonagricultural raw materials or processed, machined, fabricated, or assembled parts or products for defects, wear, and deviations from specifications. May use precision measuring instruments and complex test equipment.

Kinds of work

  • Realistic: Hands-on work with tools, machines, plants or animals, often outdoors.
  • Conventional: Organizing information, following clear procedures and working with data and details.
  • Investigative: Science, research, figuring out how things work and solving complex problems.

Moderate pressure: How much pressure workers in this job report: deadlines, conflict, dealing with upset people, the cost of mistakes, responsibility for others' safety, competition and long hours. It varies a lot from one employer to the next. Source: U.S. Department of Labor worker surveys.

Pay, tasks and more

Salary

United States $48,570 Median per year · $23.35/hr Most earn $35,510–$77,860

BLS Occupational Employment and Wage Statistics, 2025.

What you might do

  • Check arriving materials to ensure that they match purchase orders, submitting discrepancy reports as necessary.
  • Collect or select samples for testing or for use as models.
  • Clean, maintain, calibrate, or repair measuring instruments or test equipment, such as dial indicators, fixed gauges, or height gauges.
  • Disassemble defective parts or components, such as inaccurate or worn gauges or measuring instruments.
  • Notify supervisors or other personnel of production problems.
  • Recommend necessary corrective actions, based on inspection results.

Job outlook

United States
3% more jobs by 2035, about as fast as average · about 66,700 openings a year

Openings include new jobs and jobs left by workers who retire or change careers. Projections: U.S. Bureau of Labor Statistics. "Bright Outlook": U.S. Department of Labor.

Where they work

  • Temporary help services5.5%
  • Plastics product manufacturing5.0%
  • Fabricated metal product manufacturing4.7%
  • Aerospace product and parts manufacturing4.4%
  • Testing laboratories and services4.3%

Share of all workers in this career. Source: U.S. Bureau of Labor Statistics, National Employment Matrix.

Experience before this job: 1 to 3 months

Some people start through an apprenticeship: paid training on the job, often with classes. Search apprenticeships on Apprenticeship.gov (opens in a new tab) ↗

Career path

How people usually get into this career, from school to their first job and beyond.

Typical education: High school diplomaExperience before this job: 1 to 3 monthsEntry-level

This is an entry-level job. Most people need only a high school diploma and a few months of on-the-job experience, often in a factory, warehouse, or production setting, before they start inspecting, testing, or sorting parts and products.

  1. High school diploma

    4 years

    Build math, reading, and hands-on skills, since you will read measurements, specs, and checklists every day. This is the basic requirement for entering the field.

  2. Machine Feeder or Production Helper

    1-3 months

    Start on a production floor, learning how parts are made, handled, and moved. Watching the people who inspect the work shows you what good and bad products look like.

  3. Inspector, Tester, Sorter, Sampler, or Weigher

    Ongoing

    Check raw materials or finished parts for defects and measure them against specifications using gauges, calipers, and test equipment. You can grow from here into more advanced quality roles.

Where it can lead

  1. Quality Control Lead

    2-4 years of experience first

    You train newer inspectors, check their work, and handle the paperwork for batches that fail inspection. Moving up usually takes a track record of accurate work and good communication.

  2. Quality Control Supervisor

    3-5 years of experience first

    You manage a team of inspectors, set schedules, and decide how defects are fixed with production staff. Many employers look for experience plus strong problem-solving and leadership skills.

What you can do now

Ideas for high school and college students.

In high school

  • Take math and shop or technical classesGeometry, measurement, and hands-on shop classes teach the reading of specifications and the use of precision tools.
  • Join a robotics or engineering clubClubs like these let you test, measure, and check your own builds, which is close to the daily work of inspection.
  • Get a part-time job at a store, warehouse, or factoryAny job where you handle products, follow checklists, or count and sort items helps you learn accuracy and workplace routines.
  • Volunteer or help in a school labHelping with science labs teaches you to take careful measurements, record data, and follow test procedures.

In college

  • Take math, physics, or statistics coursesStatistics helps with sampling and defect rates, and physics helps you understand how materials and tolerances behave.
  • Work a campus job that involves checking or recordkeepingJobs like lab assistant, stockroom worker, or dining or library staff build careful habits and show you how quality is checked.
  • Seek a summer internship or co-op at a manufacturerA plant, lab, or quality department internship lets you see inspection work up close and gives you real experience to list on applications.
  • Learn to read technical drawings and use common measuring toolsShort community college or online courses, or hands-on practice, can strengthen the skills employers look for in inspectors.
  • Join a student engineering or technology clubTeamwork on design and testing projects teaches you to find defects, track results, and explain problems clearly.

Tips for getting started

  • Get comfortable with measuring tools like calipers, micrometers, and gauges now, even through a hobby or a school shop class. Employers value people who already know how to use them carefully.
  • Look for entry-level factory, warehouse, or production jobs, since they often lead to inspection roles. Ask supervisors whether you can shadow the quality team.
  • Pay attention to detail and keep clear notes. Inspection work depends on accuracy and on recording what you found, so good habits matter as much as technical skill.

Related jobs a step up

Education, experience and related careers: U.S. Department of Labor. The step-by-step path, where it can lead and what you can do now were written by AI as typical examples; many people take other ways.

College majors that lead here

Majors: U.S. Department of Education and BLS (CIP–SOC crosswalk). Earnings and debt: College Scorecard, typical across U.S. colleges.

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