MOS 91X Maintenance Supervisor

MOS Description

The maintenance supervisor supervise and perform field and sustainment maintenance on tracked and wheeled vehicles, construction equipment; (which includes that used for earthmoving, grading and compaction; lifting and loading; quarrying and rock crushing; asphalt and concrete mixing and surfacing; water pumping; air compression and pneumatic tools; powered bridging and their associated trailers and material handling equipment (MHE)) special purpose equipment maintenance activities to include: (1) Power Generation Equipment; (2) Air Conditioning/Refrigeration Systems; and (3) Quartermaster and Chemical Equipment; sustainment support maintenance on combat vehicle, infantry and artillery fire control systems and equipment, and related test equipment; field level maintenance and repairs on small arms and other infantry weapons and towed artillery. Perform as support maintenance machine ship supervisor or metalworking supervisor. Supervise recovery operations on track vehicles, wheel vehicles and related activities including electrical wiring harness system repair/maintenance.

In addition to obtaining certifications in your field, advanced education is another way to enhance job performance.

Continuing Education

Enlisted Soldiers and Warrant Officers can review Associate and Bachelor degrees in their assigned military discipline, technical field, or leadership to assist in a clear pathway to completing a degree.

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This is an official U.S. Army websiteUpdated: August 31, 2020

In Demand

This certification is considered in demand. The U.S. Department of Labor sponsored CareerOneStop's analysis indicates the certification is frequently mentioned in online job postings.

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Skill Level

The Skill Level reflects the level, based on MOS training and/or experience, the Soldier should be the most prepared to successfully earn the credential. See the Table Legend for details about each level.

Star

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 improves the MOS technical proficiency.

Mandatory

This credential is mandatory for some Soldiers, see the Mandated Certifications tab for more information.

Proponent Funded

Indicates the credential may have funding through the MOS proponent. Some proponents offer credentialing opportunities in conjunction with military training and/or as part of MOS development beyond the training base. Click here for more information.

CA Eligible

This certification is eligible for CA.

Promo Points

This credential has been approved for promotion points. Click for more information.   Click to go to related promotion points site.

GI Bill®

Reimbursement for exam fees has been approved for payment through the GI Bill.

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.

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Some

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

Most

Credential is directly related to most of the major duties associated with the military occupation (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

Click here to go to Certified Master Medium-Heavy Truck Technicians COOL Snapshot page.

To identify and recognize those medium and heavy truck technicians who can demonstrate knowledge of the skills required to diagnose, service, and repair different systems of Class 4 through Class 8 trucks and tractors.
Click here to go to Medium/Heavy Truck - Preventive Maintenance Inspection (PMI) (T8) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Preventive Maintenance Inspection (PMI) (T8) certification is for individuals who possess knowledge and skills in engine systems, the cab and hood, electrical/electronics, the frame and chassis, and the road/operational test. To earn the Medium/Heavy Truck - PMI (T8) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.
Click here to go to Certified Safety Professional (CSP) COOL Snapshot page.

Renewal Period: 5 years

The Board of Certified Safety Professionals (BCSP), Certified Safety Professional (CSP) is an intermediate-level credential for professionals who support workplace safety practices. CSPs conduct worksite assessments, determine risk, measure hazards and controls, evaluate risk and hazard control measures, investigate incidents, maintain incident and loss records, and prepare emergency response plans. CSP candidates must meet experiential requirements that relate to the field of workplace safety. Candidates must pass a written exam.
Click here to go to Certified Hazardous Materials Manager (CHMM) COOL Snapshot page.

Renewal Period: 5 years

The Institute of Hazardous Materials Management (IHMM), Certified Hazardous Material Manager (CHMM) certification demonstrates a professional's ability to handle, manage, or advise others on hazardous materials in a safe and compliant manner. A CHMM may work for a corporation, business, government, or in a related field associated with hazardous materials such as environmental protection, safety, hazmat transportation, or security.  Candidates must have a minimum of a Bachelor’s degree from an accredited college or university and four years of relevant work experience.  Candidates must also pass a written exam.

Click here to go to Certified Plant Maintenance Manager (CPMM) COOL Snapshot page.

The Certified Plant Maintenance Manager (CPMM) posesses the professional expertise and knowledge required to successfully perform plant and facilities supervisory activities. Candidates must have a minimum of two years of experience in maintenance management. Candidates must also pass a written examination. Recertification occurs through earning at least five recertification credits every three years.
Click here to go to Commercial Driver's License (CDL) COOL Snapshot page.

The United States Department of Transportation, Federal Motor Carrier Safety Administration (FMCSA), Commercial Driver's License (CDL) is for individuals who drive certain Commercial Motor Vehicles (CMVs). There are three classes of CDLs with endorsements for specialized qualifications for vehicles like school buses, tank trucks, and tractor trailers. The U.S. Department of Transportation requires drivers to obtain and hold a CDL if they operate in interstate, intrastate, or foreign commerce and drive a vehicle that meets one or more of the classifications of a CMV described on the FMSCA website. FMSCA has developed and issued standards for state testing and licensing of CDL holders. These standards require state governments to issue CDLs to certain CMV drivers only after the driver passes knowledge and skills testing that is administered by the state and related to the type of vehicle the driver expects to operate.
Click here to go to Associate Safety Professional (ASP) COOL Snapshot page.

Renewal Period: 5 years

The Board of Certified Safety Professionals (BCSP), Associate Safety Professional (ASP) certification validates an individual's knowledge and experience in the safety profession. ASP certifies an individual's ability to perform at least 50% of professional-level safety duties in safety, health, environment, and ergonomics. Safety professionals are required to make worksite assessments to determine risks, potential hazards and controls, evaluate risks and hazard control measures for equipment, systems, facilities, and processes, investigate incidents, maintain and evaluate incident and loss records, and prepare emergency response plans. ASP candidates must meet a combination of education and experience requirements. Candidates must take a written exam.

High

Highly attainable: Credential is related to the duties performed within the military occupation, the minimum education requirement = HS or less and/or minimum experience = 2 years or less experience and no additional requirements.

Medium

Moderate ease of attainment: Credential is related to the duties performed within the military occupation, the minimum education requirement = Associate's and/or prerequisite and/or minimum experience = more than 2 years and less than 10 years of experience.

Low

May be difficult to attain: Credential is related to the duties performed within the military occupation, the minimum education requirement is a Bachelor's degree, and/or minimum experience is 10 or more years.

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

An apprenticeship program is registered with the U.S. Department of Labor. Go to the Apprenticeship Finder and enter career path or location to find apprenticeship opportunities.

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This credential has been accredited by:
This credential has been accredited by: