6641 - Ordnance Equipment Mechanic

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Federal Occupation Description

Federal Occupation Description

This standard covers nonsupervisory work involved in maintaining and overhauling major items and assemblies of ordnance systems and equipment. The work requires the knowledge and application of mechanical and electrical principles and the skill to perform intricate repair and adjustment of hydraulic and pneumatic components and devices. The work also requires skill in such processes as troubleshooting, repairing, modifying, rebuilding, assembling, testing, and installing a variety of equipment such as missiles, torpedoes, mines, depth charges, and associated testing equipment and transporting, handling, erecting, and launching devices.

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 ARMAMENT 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.

  • 6605 - Artillery Repairing
  • 6610 - Small Arms Repairing
  • 6652 - Aircraft Ordnance Systems Mechanic
  • 6656 - Special Weapons Systems 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
Associate Electronics Technician (CETa) Is Not In Demand Electronics Technicians Association, International (ETA-I) someSome GI BillGI Bill AccreditationAccreditation
Certified Electronics Technician - Associate-Level Is Not In Demand International Society of Certified Electronics Technicians (ISCET) someSome GI BillGI Bill  
Certified Electronics Technician - Journeyman-Level - Industrial Is Not In Demand International Society of Certified Electronics Technicians (ISCET) someSome GI BillGI Bill  
Fluid Power Connector and Conductor (CC) Is Not In Demand International Fluid Power Society (IFPS) someSome    
Hydraulic Specialist (HS) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Industrial Hydraulic Mechanic (IHM) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Industrial Hydraulic Technician (IHT) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Mobile Hydraulic Mechanic (MHM) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Mobile Hydraulic Technician (MHT) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Pneumatic Mechanic (PM) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Pneumatic Specialist (PS) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Pneumatic Technician (PT) Is Not In Demand International Fluid Power Society (IFPS) mostMost GI BillGI Bill  
Certified Control Systems Technician - Level I (CCST-I) Is Not In Demand International Society of Automation (ISA) someSome    
Corrosion Specialist Is Not In Demand NACE International someSome    
Corrosion Technician Is Not In Demand NACE International someSome    
Corrosion Technologist Is Not In Demand NACE International someSome    
Senior Corrosion Technologist Is Not In Demand NACE International someSome    
Certified Lubrication Specialist (CLS) Is Not In Demand Society of Tribologists and Lubrication Engineers (STLE) someSome    
Certified Calibration Technician (CCT) Is Not In Demand American Society for Quality (ASQ) someSome GI BillGI Bill  
Certified Maintenance and Reliability Technician (CMRT) Is Not In Demand Society for Maintenance and Reliability Professionals (SMRP) someSome    
Level I Machine Lubrication Technician (MLT I) Is Not In Demand International Council for Machinery Lubrication (ICML) someSome    
Level II Machine Lubrication Technician (MLT II) Is Not In Demand International Council for Machinery Lubrication (ICML) someSome    
Certified Control Systems Technician - Level II (CCST-II) Is Not In Demand International Society of Automation (ISA) someSome    
Certified Control Systems Technician - Level III (CCST-III) Is Not In Demand International Society of Automation (ISA) someSome    
Electronics Associate DC (EM1) Is Not In Demand Electronics Technicians Association, International (ETA-I) someSome   AccreditationAccreditation
Electronics Associate AC (EM2) Is Not In Demand Electronics Technicians Association, International (ETA-I) otherOther   AccreditationAccreditation
Electronics Associate Analog (EM3) Is Not In Demand Electronics Technicians Association, International (ETA-I) someSome   AccreditationAccreditation
Electronics Associate Digital (EM4) Is Not In Demand Electronics Technicians Association, International (ETA-I) someSome   AccreditationAccreditation
Electronics Associate Comprehensive (EM5) Is Not In Demand Electronics Technicians Association, International (ETA-I) someSome   AccreditationAccreditation

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 6641 - Ordnance Equipment Mechanic. 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
Electric Motor, Power Tool, and Related Repairers someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Electrical and Electronics Installers and Repairers, Transportation Equipment someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Electrical and Electronics Repairers, Commercial and Industrial Equipment someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Electrical Engineering Technicians someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Electro-Mechanical Technicians someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Electromechanical Equipment Assemblers someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Electronic Equipment Installers and Repairers, Motor Vehicles someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Electronics Engineering Technicians someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Explosives Workers, Ordnance Handling Experts, and Blasters mostMost   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Industrial Machinery Mechanics someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Maintenance Workers, Machinery someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Manufacturing Engineering Technologists someSome     find local salaryfind local salary
Mechanical Engineering Technicians someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Mobile Heavy Equipment Mechanics, Except Engines someSome   Registered ApprenticeshipApprenticeship  find local salaryfind local salary
Top
This is an official U.S. Navy websiteUpdated: October 16, 2019
Click here to go to Associate Electronics Technician (CETa) COOL Snapshot page.

Renewal Period: 4 years

The Electronics Technicians Association, International (ETA-I), Associate Electronics Technician (CETa) certification is an entry-level credential for electronics technicians who have less than two years of experience or who have trade school training in the field of electronics. Applicants for the CETa must meet the experience or training requirement and pass the exam.

Click here to go to Certified Electronics Technician - Associate-Level COOL Snapshot page.

Renewal Period: 4 years

The International Society of Certified Electronics Technicians (ISCET), Certified Electronics Technician - Associate-Level is an entry-level certification. This certification validates the candidate's basic electronic knowledge for entry-level electronic professions. The exam covers basic electronics, math, DC and AC circuits, transistors and troubleshooting. The Associate CET is also a pre-requisite for ISCET Journeyman level certifications. Candidates must pass a written exam.

Click here to go to Certified Electronics Technician - Journeyman-Level - Industrial COOL Snapshot page.

Renewal Period: 2 years

Certified Electronics Technician - Journeyman-Level - Industrial. This is an entry-level certification exam. Technicians working in this field will have knowledge in the following areas; characteristics and applications of industrial electronics components, the operation of devices such as triacs, SCRs, diacs, and Shockley diodes. Also covered are various kinds of transducers, operation of transistors and op-amps, single-phase and three-phase control systems, motors, PLCs and industrial electronics safety and basic knowledge of hydraulic and pneumatic systems. Applicants must pass a written exam.

Click here to go to Fluid Power Connector and Conductor (CC) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Fluid Power Connector and Conductor (CC) certification is for professionals in the fluid power and motion control industry who fabricate, assemble, and test hose and assemblies. To earn the CC certification, candidates must pass a written exam and a job performance exam.

Click here to go to Hydraulic Specialist (HS) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Hydraulic Specialist (HS) certification is for professionals in the fluid power and motion control industry who design systems, write specifications, and size and select components for hydraulic systems. To earn the HS certification, candidates must pass a written exam.

Click here to go to Industrial Hydraulic Mechanic (IHM) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Industrial Hydraulic Mechanic (IHM) certification is for professionals in the fluid power and motion control industry who fabricate, assemble, test, maintain, and repair systems and components. IHMs understand hydraulic symbols, read system schematics, and are skilled in using hand tools, power tools, micrometers, and testing equipment. To earn the IHM certification, candidates must pass a written exam and a job performance exam.

Click here to go to Industrial Hydraulic Technician (IHT) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Industrial Hydraulic Technician (IHT) certification is for professionals in the fluid power and motion control industry who troubleshoot, test, modify systems, and prepare reports. IHTs apply fluid power theory and related knowledge to test and troubleshoot operational industrial hydraulic systems and applications. IHTs also read industrial application schematics, perform basic cylinder and hydraulic motor calculations, and supervise system installations and commissioning. To earn the IHT certification, candidates must pass a written exam and a job performance exam.

Click here to go to Mobile Hydraulic Mechanic (MHM) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Mobile Hydraulic Mechanic (MHM) certification is for professionals in the fluid power and motion control industry who fabricate, assemble, test, maintain, and repair systems and components. MHMs understand hydraulic symbols, read system schematics, and are skilled in using hand tools, power tools, micrometers, and testing equipment. To earn the MHM certification, candidates must pass a written exam and a job performance exam.

Click here to go to Mobile Hydraulic Technician (MHT) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Mobile Hydraulic Technician (MHT) certification is for professionals in the fluid power and motion control industry who troubleshoot, test, modify systems, and prepare reports. MHTs apply fluid power theory and related knowledge to test and troubleshoot operational industrial hydraulic systems and applications. MHTs also read industrial application schematics, perform basic cylinder and hydraulic motor calculations, and supervise system installations and commissioning. To earn the MHT certification, candidates must pass a written exam and a job performance exam.

Click here to go to Pneumatic Mechanic (PM) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Pneumatic Mechanic (PM) certification is for professionals in the fluid power and motion control industry who fabricate, assemble, test, maintain, and repair systems and components. PMs understand hydraulic symbols, read system schematics, and are skilled in using hand tools, power tools, micrometers, and testing equipment. To earn the PM certification, candidates must pass a written exam and a job performance exam.

Click here to go to Pneumatic Specialist (PS) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Pneumatic Specialist (PS) is for professionals in the fluid power and motion control industry who analyze and design systems, select components, and instruct others in operations and maintenance. To earn the PS certification, candidates must pass a written exam.

Click here to go to Pneumatic Technician (PT) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Pneumatic Technician (PT) certification is for professionals in the fluid power and motion control industry who troubleshoot, test, modify systems, and prepare reports. PTs fabricate, assemble, service, maintain and test pneumatic equipment. PTs also calculate force and motion control systems and follow blueprints and schematics with ISO standard pneumatic symbols. To earn the PT certification, candidates must pass a written exam and a job performance exam.

Click here to go to Certified Control Systems Technician - Level I (CCST-I) COOL Snapshot page.

Renewal Period: 3 years

ISA's Certified Control Systems Technician Program (CCST) offers third-party recognition of technicians' knowledge and skills in automation and control. CCSTs calibrate, document, troubleshoot, and repair/replace instrumentation for systems that measure and control level, temperature, pressure, flow, and other process variables. CCST certifications are available at three levels, and each level requires the successful completion of an examination. The CCST examination is only one requirement for certification. The candidate must also meet minimum requirements comprised of work experience and education.

Click here to go to Corrosion Specialist COOL Snapshot page.

Credential description coming soon.

Click here to go to Corrosion Technician COOL Snapshot page.

Credential description coming soon.

Click here to go to Corrosion Technologist COOL Snapshot page.

Credential description coming soon.

Click here to go to Senior Corrosion Technologist COOL Snapshot page.

Credential description coming soon.

Click here to go to Certified Lubrication Specialist (CLS) COOL Snapshot page.

Renewal Period: 3 years

Certified Lubrication Specialist (CLS) is an entry-level certification. A Lubrication Specialist is an individual who is assigned to: Conduct, Evaluate and select the proper lubricants to use, and make recommendations to change lubricants. Assists in purchasing lubricants by identifying which companies and products can be used interchangeably in a cost-effective manner. Conducts lube surveys; specifies lubricants and procedures to those buying or installing new equipment, along with a variety of additional skills and knowledge's. Applicants taking the exam must attest to three years minimum experience in the field of lubrication and pass a written examination.

Click here to go to Certified Calibration Technician (CCT) COOL Snapshot page.

Renewal Period: 3 years

The Certified Calibration Technician (CCT) tests, calibrates, maintains and repairs electrical, mechanical, electromechanical, analytical and electronic measuring, recording and indicating instruments and equipment for conformance to established standards. Candidate must have five years of on-the-job experience in one or more of the areas of the Certified Calibration Technician Body of Knowledge (If the candidate has completed a degree from a college, university, or technical school with accreditation accepted by ASQ, part of the five-year experience requirement will be waived). Candidate must pass a written examination.

Click here to go to Certified Maintenance and Reliability Technician (CMRT) COOL Snapshot page.

Renewal Period: 3 years

The Certified Maintenance and Reliability Technician (CMRT) is an entry-level certification. CMRT will provide a non-biased, third-party, objective assessment and confirmation of the skills of your industrial maintenance mechanics. CMRT's are responsible for preventive, predictive, and corrective maintenance. They perform troubleshooting and analysis, and apply sound maintenance practices in all aspects of their work. CMRTs are multi-skilled individuals whose expertise is primarily mechanical in nature as opposed to instrumentation or electrical. The CMRT exam tests competency and knowledge of specific tasks within four (4) domains: Maintenance Practices, Preventative and Predictive Maintenance, Troubleshooting and Analysis, and Corrective Maintenance. There are no specific education or experience requirements to sit for the exam.

Click here to go to Level I Machine Lubrication Technician (MLT I) COOL Snapshot page.

Credential description coming soon.

Click here to go to Level II Machine Lubrication Technician (MLT II) COOL Snapshot page.

Credential description coming soon.

Click here to go to Certified Control Systems Technician - Level II (CCST-II) COOL Snapshot page.

Renewal Period: 3 years

ISA's Certified Control Systems Technician Program (CCST) offers third-party recognition of technicians' knowledge and skills in automation and control. CCSTs calibrate, document, troubleshoot, and repair/replace instrumentation for systems that measure and control level, temperature, pressure, flow, and other process variables. CCST certifications are available at three levels, and each level requires the successful completion of an examination. The CCST examination is only one requirement for certification. The candidate must also meet minimum requirements comprised of work experience and education.

Click here to go to Certified Control Systems Technician - Level III (CCST-III) COOL Snapshot page.

Renewal Period: 3 years

ISA's Certified Control Systems Technician Program (CCST) offers third-party recognition of technicians' knowledge and skills in automation and control. CCSTs calibrate, document, troubleshoot, and repair/replace instrumentation for systems that measure and control level, temperature, pressure, flow, and other process variables. CCST certifications are available at three levels, and each level requires the successful completion of an examination. To qualify to sit for the CCST examination, the candidate must have a minimum of 13 years of combined education, training, and/or experience.

Click here to go to Electronics Associate DC (EM1) COOL Snapshot page.

Renewal Period: 4 years

The Electronics Associate DC (EM1) is an entry-level credential designed for technicians in the electricity and electronics field. Candidates must pass a written examination testing their knowledge of various electrical and electronics concepts, electronic measurement equipment, electronic components, circuitry, and other related subjects specific to direct current (DC) electronics. The EM1 credential is one in a group of five credential modules; once a technician attains all five credentials, ETA will issue the Associate CET certification.

Click here to go to Electronics Associate Analog (EM3) COOL Snapshot page.

Renewal Period: 4 years

The Electronics Associate Analog (EM3) is an entry-level credential designed for technicians in the electricity and electronics field. Candidates must pass a written examination testing their knowledge of diodes, transistors, thyristors, integrated circuits, optoelectronic devices, power supplies, basic test equipment and measurements, mathematics and formulas, amplifiers, and other related subjects. The EM3 credential is one in a group of five credential modules; once a technician attains all five credentials, ETA will issue the Associate CET certification.

Click here to go to Electronics Associate Digital (EM4) COOL Snapshot page.

Renewal Period: 4 years

The Electronics Associate Digital (EM4) is an entry-level credential designed for technicians in the electricity and electronics field. Candidates must pass a written examination testing their knowledge of various digital electricity and electronics concepts, numbering systems and conversions, and other related subjects. The EM4 credential is one in a group of five credential modules; once a technician attains all five credentials, ETA will issue the Associate CET certification.

Click here to go to Electronics Associate Comprehensive (EM5) COOL Snapshot page.

Renewal Period: 4 years

The Electronics Associate Comprehensive (EM5) is an entry-level credential designed for technicians in the electricity and electronics field. Candidates must pass a written examination testing their knowledge of soldering, desoldering, tools, electrical conductors, AC power distribution, circuit protection, circuit controls, generators, motors, interfacing of electronics products, and technician work procedures. The EM5 credential is one in a group of five credential modules; once a technician attains all five credentials, ETA will issue the Associate CET certification.

In Demand

This certification is considered in demand

GI Bill®

Reimbursement for exam fees has been approved for payment through the GI Bill. Click for external link to GI Bill licensing and certification information.

Note: GI Bill approval data is updated quarterly. For the latest information, visit the WEAMS Licenses/Certifications Search page. Make sure to select "Both" in the LAC Category Type drop-down before searching.

Click here to go to the GI Bill site.

ANSI

This credential has been accredited by ANSI. Click for external link to the ANSI web site.

ICAC

This credential has been accredited by ICAC. Click for external link to the ICAC web site.

NCCA

This credentialing program has been accredited by NCCA. Click for external link to the NCCA web site.

ABSNC

This credential has been accredited by ABSNC. Click for external link to the ABSNC web site.

IAS

This credential has been accredited by IAS. Click for external link to the IAS web site.

Some

Credential is related to some tasks associated with the duties of the rating (at least one critical task but less than 80%)

Most

Credential is directly related to most of the major duties associated with the rating (at least 80%)

Other

Credential is related to this military occupation, but is more advanced or specialized and therefore will likely require additional education, training, or experience

Most – Tasks in these careers match most duties of the military job or specialty (approximately 80% or greater)
Some – Tasks in these careers match some duties of the military job or specialty (greater than 20% but less than 80%)
Bright Outlook – new job opportunities are very likely in the future for this job
Registered Apprenticeship
Click here for the external link to: My Next Move for Veterans - Electric Motor, Power Tool, and Related Repairers
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Click here for the external link to: My Next Move for Veterans - Electrical and Electronics Installers and Repairers, Transportation Equipment
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Click here for the external link to: My Next Move for Veterans - Electrical and Electronics Repairers, Commercial and Industrial Equipment
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Click here for the external link to: My Next Move for Veterans - Electrical Engineering Technicians
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Click here for the external link to: My Next Move for Veterans - Electro-Mechanical Technicians
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Click here for the external link to: My Next Move for Veterans - Electromechanical Equipment Assemblers
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Click here for the external link to: My Next Move for Veterans - Electronic Equipment Installers and Repairers, Motor Vehicles
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Click here for the external link to: My Next Move for Veterans - Electronics Engineering Technicians
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Click here for the external link to: My Next Move for Veterans - Explosives Workers, Ordnance Handling Experts, and Blasters
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Click here for the external link to: My Next Move for Veterans - Mobile Heavy Equipment Mechanics, Except Engines
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