3378 - Precision Measurement Equipment Calibrating
Federal Occupation Description
Federal Occupation Description
This occupation covers nonsupervisory jobs for which the primary purpose is the calibration and certification of electrical, electronic, and physical/dimensional test, measurement, and diagnostic equipment (TMDE), and reference standards. Equipment and reference standards are used to ensure the functional accuracy and operational precision of electronic systems and equipment, and must be calibrated to extreme precisions.
For job opportunities in this series, go to the Office of Personnel Management USAJOBS website.
Other Federal Occupations
It is not uncommon for individuals in one federal occupational series to perform duties related to another series within the same federal occupational group. To find out about the certifications for another series in the INSTRUMENT WORK FAMILY, click on that series below. Note that credentials have not yet been identified for all series – links are provided only to those series for which the identification of credentials has been completed. Additional series will be added over time.
- 3306 - Optical Instrument Repairing
- 3314 - Instrument Making
- 3359 - Instrument Mechanic

The following certifications have been identified as most relevant to the broad duties of this federal occupational series. Please note that these credentials may not reflect all of the unique job functions that you perform within your organization. Also these credentials may require additional education, training or experience. For more information about any credential, click on the credential title below.
Compare | Credential | Agency | Related As | GI Bill® | Accreditation | ID | |
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Certified Control Systems Technician - Level I (CCST-I) Is Not In Demand | International Society of Automation (ISA) | ![]() |
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Certified Calibration Technician (CCT) Is Not In Demand | American Society for Quality (ASQ) | ![]() |
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Certified Control Systems Technician - Level II (CCST-II) Is Not In Demand | International Society of Automation (ISA) | ![]() |
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Certified Control Systems Technician - Level III (CCST-III) Is Not In Demand | International Society of Automation (ISA) | ![]() |
State Licenses
Some states have specific licensing requirements for the following related civilian occupations. These state licenses may require additional education, training or experience. Click on the occupation below to get more information on state requirements from the U.S. Department of Labor.
Related Civilian Private Sector Occupations
The following civilian private sector occupations are similar to the duties performed by 3378 - Precision Measurement Equipment Calibrating. These occupations may require additional education, training or experience. For more information about these occupations, click on the civilian occupation below.
Civilian Job | Duties Matched | Bright Outlook | Registered Apprenticeship | Local Salary Info | |
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Electrical and Electronics Repairers, Commercial and Industrial Equipment |
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Electro-Mechanical Technicians |
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Inspectors, Testers, Sorters, Samplers, and Weighers |
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Mechanical Engineering Technicians |
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Timing Device Assemblers and Adjusters |
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