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Quality Control Inspector

Trio Manufacturing, Inc.
El Segundo, CA Full Time
POSTED ON 12/11/2025 CLOSED ON 1/9/2026

What are the responsibilities and job description for the Quality Control Inspector position at Trio Manufacturing, Inc.?

Trio is currently looking for a new Quality Control Inspector to join our team. Their role will vary from receiving, in-process, and final inspection of raw materials, finished machined parts, and assemblies while ensuring conformance with engineering documents, government and commercial standards, customer requirements, and as well as company quality SOP’s.

What the new team member will do:

  • Extensive knowledge of GD&T, ability to review drawings and identify improper callouts/datum structures, according to ASME Y14.5
  • Performs inspection of raw materials and castings as well as finished parts from vendors.
  • Conducts first-article inspection of pre-production items from vendors.
  • Examines first-piece machined parts during various processes after acceptance by Machinist and performs sample inspection throughout production run.
  • Inspects clean, completed parts before release to stockrooms.
  • Verifies correct assembly.
  • Analyzes customer requirements for finished products and spare parts to assure all steps have been completed before shipment, including special packaging, and marking.
  • Verifies before use that all measuring equipment has are calibrated within the recall periods and recalibrated when accuracy is in question.
  • Performs dimensional inspections using precision measuring instruments such as pressure, threaded ring and plug, bar, height gages, calipers, micrometers, optical comparator, and surface plate work.
  • Compares measurement results to Engineering drawings to determine acceptability for use.
  • Prepares Reject Reports for items not in conformance with quality standards.
  • Completes all records of inspections and vendor performance.
  • Verifies that all work records from machine shop, assembly, and vendors are complete and correct, checking against established Engineering and Inspection standards, and that current revisions have been followed.
  • Works with production personnel to assure priority items are managed accordingly as other duties are assigned.

Our ideal team member will bring:

3-5 years of relevant Quality Control experience, preferably in a manufacturing environment, and the following credentials/skills:

  • Minimum high school graduation with course work, training or certification in machining or inspection techniques and procedures in a manufacturing environment.
  • Knowledge of machine shop and inspection practices.
  • Ability to read and interpret blueprints and work specifications.
  • Knowledge of applicable military and commercial standards.
  • Working knowledge of assemblies and sub-assemblies.
  • Ability to use handheld precision measuring instruments and tools, to conduct inspections of raw material, in-process, and completed parts and assemblies to tolerances as close as /- 0.0001".
  • Ability to organize, coordinate, and schedule work.

Job Type: Full-time

Salary : $27 - $37

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