Find current certifications for your occupation or industry. Use the filters at left to refine your results.

        We found 4830 certification(s) from 1000 organization(s) for Postal Service Clerks.

        Certification Name Certifying Organization Type
        Clinical Chemistry Technologist (CCT) National Registry of Certified Chemists Core
        Certified Linux System Administrator (LFCS) Linux Foundation Product/Equipment
        Certified Wireless Specialist (CWS) Certified Wireless Network Professional Advanced
        GIAC Assessing and Auditing Wireless Networks (GAWN)Related to Military Occupational Specialties. Global Information Assurance Certification Core
        Certified Plant Engineer (CPE) Association for Facilities Engineering Core
        Certified Web Developer Associate (CWDVA)Related to Military Occupational Specialties. World Organization of Webmasters Core
        Accredited Estate Planner (AEP) National Association of Estate Planners & Councils Advanced
        SpaceTEC Vehicle Processing Certification SpaceTEC Specialty
        SpaceTEC Composites Certification SpaceTEC Specialty
        Certified Metalworking Fluids Specialist (CMFS)Related to Military Occupational Specialties. Society of Tribologists and Lubrication Engineers Core
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        In Demand
        In-demand certification.
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        Accredited by ANSI.
        Third-party industry-endorsed.
        This certification is third-party industry-endorsed.
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        Related to Job Corps training programs.
        This certification is related to Job Corps training programs. Read more.
        Military Occupations.
        This certification is related to military occupational specialties.
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        Accredited by NCCA.
        This certification is accredited by NCCA.
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        International Certification Accreditation Council.
        International Certification Accreditation Council Read more.