Electronics Technicians Association, International (ETA-I)
Computer Service Technician (CST)
Credential: Computer Service Technician (CST)
Credentialing Agency: Electronics Technicians Association, International (ETA-I)
Renewal Period: 4 years
The Electronics Technicians Association, International (ETA-I), Computer Service Technician (CST) credential is for professionals who service hardware and provide systems software skills for personal computers. CSTs demonstrate knowledge in areas including, computer assembly/disassembly, motherboards, processor characteristics, system resources, buses, ports, peripheral devices, physical and electronic memory characteristics, secondary storage devices, and power concepts and supplies. Candidates must pass a written exam.
More information can be found on the certifying agency's website.
Computer Service Technician (CST)
Attainability: 
Eligibility Requirements (View Details)
- Credential Prerequisite
- Experience
- Education
- Training
- Membership
- Other
- Fee
Note: This credential may have multiple options for a Service member to meet eligibility requirements. Requirements listed here are based on the minimum degree required.
To view other options, see the Eligibility tab.
Exam Requirements (View Details)
- Exam
- Written Exam
- Oral Exam
- Practical Exam
- Performance Assessment
Exam Administration (View Details)
- In-person exam
- Remote proctored on-line exam
- Third-party test vendor
Renewal Period: 4 years
- Continuing Education
- Exam
- Continuing Education OR Exam
- Fee
- Other
Electronics Technicians Association, International (ETA-I)
5 Depot Street
Greencastle, IN 46135
Phone: (800) 288-3824
Fax: (765) 653-4287
Email: eta@eta-i.org
ETA-I recommends that candidate hold the ETA-I Associate CET (CETa) or equivalent before earning the CST certification.
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Safety Procedures, Handling, Environmental Awareness
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Computer Assembly and Disassembly
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Motherboards, Mainboard and Buses, System Resources
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Processor Characteristics
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Memory Characteristics
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Secondary Storage Devices
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Adapter Cards and Peripheral Devices
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I/O Ports
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Power Concepts and Power Supplies
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Basic Networking Concepts
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Portables
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Troubleshooting, Preventive Maintenance, Security Measures
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Operating Systems (Windows 7, 8 with XP and Linux)
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File Management
There are a number of resources available to help you prepare for the Computer Service Technician (CST) examination:
An additional resource is O'Reilly Learning Safari Books Online, a searchable digital library that provides online access to thousands of books, training videos and conference sessions. See the Educational Resources section on the
Related Sites page here on COOL to learn how to get free access.
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Exam Administration
Credential exams may be administered in-person at a testing site, proctored on-line remotely, or have options for both. If an exam is administered through a test vendor, the third-party test vendor box will be checked. The following test administration options apply to the Computer Service Technician (CST) credential where checked:
- In-person exam
- Remote proctored on-line exam
- Third-party test vendor
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Third-Party Test Vendor Information
Testing for this credential is handled by the following vendor:
ExamRoom.AI
The test centers are located in the U.S.
To find out more, use the following links on the ExamRoom.AI website:
Computer Service Technician (CST)
Renewal Period: 4 years
The Computer Service Technician (CST) credential has the following recertification information:
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The Computer Service Technician (CST) is renewable every four years. Certification holders must earn ten continuing education credits per year for a total of 40 hrs over the term of the certification.
Detailed information related to the recertification process, associated fees, and forms can be obtained from the Additional Certification Renewal/Maintenance Information on the certifying agency’s website.
- Any certification holder with a Standalone CST who later completes the Associate CET (CETa) and has at least two years of experience is eligible to upgrade to a Journeyman CET. See the ETA-I website for details.
- Candidate who holds a valid CompTIA A+ certification may be eligible for a rollover to an ETA CST certification. See the ETA-I website for additional details.
MOS is Military Occupational Specialty
ASI is Additional Skill Identifier
WOMOS is Warrant Officer Military Occupational Specialty
AOC is Area Of Concentration Officer
Functional Area
Branch
Bright Outlook – new job opportunities are very likely in the future for this job
This is an official U.S. Army website
Updated: January 07, 2021
Army Table Legend
Related As
The military occupations shown in this table are related to this credential in one of four ways: Most, Some, or Other.
MOST
This credential is directly related to most of the major duties associated with the military occupation (at least 80%). Note that the credential may require additional education, training or experience before you are eligible for it.
SOME
This credential is related to some tasks associated with the duties of the military occupation (related 80% to at least one or more critical tasks but less than 80% of all of the entire military occupation). Note that the credential may require additional education, training or experience before you are eligible for it.
OTHER
This credential is related to this military occupation, but is more advanced or specialized and therefore will likely require additional education, training, or experience.
CA Eligible
This column indicates that the credential is eligible for CA.
Promotion Points
This credential has been approved for promotion points for this MOS towards promotion to Sergeant and Staff Sergeant. Clicking the Promotion Points icon will open a link to the promotion points fact sheet.
Skill Level Designation
Skill Level I
This skill level consists of all Soldiers in the ranks of Private (pay grade E-1) up to Specialist (pay grade E-4). Time in Service (TIS) is generally between initial entry and four Years of Service (YOS). This skill level is Entry-level positions requiring performance of tasks under direct supervision.
Institutional training:
- Structured Self-Development (SSD) level I
- Basic Leader Course (BLC)
Skill Level II
This skill level is obtained when promoted to Sergeant (paygrade E-5). TIS is generally between 4-8 YOS. Positions requiring performance of more difficult tasks under general supervision; and in some instances, involving supervision of Soldiers in SL1.
Institutional training:
- Structured Self-Development (SSD) level II
- Advance Leader Course (ALC)
Skill Level III
This skill level is obtained when promoted to Staff Sergeant (paygrade E-6). TIS is generally between 8-12 YOS. Positions requiring performance of still more difficult tasks and involving first line supervision of Soldiers in SL1 & SL2.
Institutional training:
- Senior Leader Course (SLC)
- Structured Self-Development (SSD) level III
Skill Level IV
This skill level is obtained when promoted to the rank of Sergeant First Class (paygrade E-7). TIS is generally between 12-18 YOS. Positions requiring relatively detailed knowledge of all tasks specified for a given MOS, normally involving first-line supervision of Soldiers in SLs 1, 2, and 3, and involving managerial duties.
Institutional training:
- Master Leader Course (MLC)
- Structured Self-Development (SSD) level IV
- Senior Enlisted Joint Professional Military Education (SEJPME) I Course
Skill Level V
This skill level is obtained when promoted to the rank of Master Sergeant (paygrade E-8). TIS is generally between 18-22 YOS. Positions requiring direct and indirect leadership roles with expertise in company and battalion-level operations and competency across a given CMF, serving as members of a staff at every level in the Army, with a full understanding of the allocation of resources and their utilization in order to accomplish Army functions and missions.
Institutional training:
- United States Army Sergeants Major Academy (USASMA)
- Structured Self-Development (SSD) level V
Skill Level VI
This skill level is obtained when promoted to the rank of Sergeants Major (paygrade E-9). TIS is generally between 22-30 YOS. Positions requiring organizational leadership roles with multi-dimensional expertise in units and teams on division, corps, and Army staffs, integrated with Joint, Interagency, Intergovernmental, and Multinational (JIIM) partners with a full understanding of the Force Generation process, operations at all echelons, and how the Army runs.
Star Credential
Star credentials are MOS enhancing, as designated by the Proponent. MOS enhancing credentials are directly related to an MOS or ASI, are taught either partially or completely as part of a Program of Instruction (POI), and improve the MOS technical proficiency.
Gap Analysis
A detailed analysis comparing the credential requirements to the military occupation has been completed. Click on the gap analysis icon to view the analysis page.
Federal Occupations Table Legend
Related As
The federal occupations shown in this table are related to this credential in one of three ways: Most, Some, or Other.
MOST
This credential is directly related to most of the major duties associated with the federal occupation (at least 80%). Note that the credential may require additional education, training or experience before you are eligible for it.
SOME
This credential is related to some tasks associated with the duties of the federal occupation (related 80% to at least one or more critical tasks but less than 80% of all of the entire military occupation). Note that the credential may require additional education, training or experience before you are eligible for it.
OTHER
This credential is related to this federal occupation, but is more advanced or specialized and therefore will most likely require additional education, training, or experience.
Civilian Occupations Table Legend
Bright Outlook
The Bright Outlook icon indicates that new job opportunities are very likely in the future for this job. Click the links in this column to go to the external link My Next Move For Veterans State Map.
Registered Apprenticeship
The Registered Apprenticeship icon indicates that this job has an apprenticeship program registered with the U.S. Department of Labor. Click the links in this column to go to the Apprenticeship Finder and enter career path or location to find apprenticeship opportunities
Local Salary Information
Click the links in this column to go to the external link My Next Move for Veterans web site to view salary and employment information for the job.
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