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Essential Competencies


Description: These competencies identify the Knowledge, Skills and Abilities required to perform basic tasks in the maintenance of buildings and their mechanical, electrical and related systems. Work is performed under close supervision with emphasis on safety, sustainable practices and development of work skills.

I. General Building Maintenance Skills

A. Building Layout, Materials, and Equipment
1. Blue print reading
2.Identification/Understanding of Structural/Mechanical/Electrical Systems
3.Knowledge of finishes, fixtures and furnishings

B. Routine/Preventive Maintenance
1.Follow documented instructions/guidelines.
3.Identification of repair or replacement needs beyond normal maintenance or servicing

C. Repair Responsibilities
1.Helper activities
2."Housekeeping" of work site(s)
3.Safety considerations, identification of hazardous materials, and waste disposal

II. Tools and Equipment

A. Care and Use of Tools and Equipment
1.Hand Tools
2.Power Tools
3.Electrical Test Equipment
4. Gauges, meters and other measuring devices
5.Other diagnostic test equipment

B. Other Equipment
1.Ladders, scaffolding and staging
2.Power lifts, hoists, etc.

III. Vocational Literacy

A. Records and reports
1.Submit formatted written input for Maintenance Management Program Daily Work Reports and/or ICAP inventory information.
2.Prepare requisitions for review and approval by higher authority.

B. Mathematics
1.Perform simple calculations using "shop math" for linear, spatial and volummetric measurements.
2.Perform accurate calculations for the estimated cost of simple projects or providing service including labor, materials and equipment.

Knowledge, Skills and Abilities

Ability to follow oral and written instructions from supervisor.

Ability to interpret and follow documented instructions/guidelines from maintenance manuals, manufacturers' instructions and building codes for one or more building systems - electrical, HVAC, plumbing, etc.

Ability to perform preventive and routine maintenance on tools, equipment and attachments.

Ability to safely use hand tools and basic power tools to perform routine maintenance on buildings and related appurtenances.

Knowledge of shop math and basic calculations for project estimates.

Develop knowledge of sustainable practices in routine maintenance of buildings and operation of their systems.


Description: In addition to the competencies developed at the Entry Level, the incumbent will develop the following competencies under general supervision with continued emphasis on safety and expanded knowledge of materials and techniques.

I.Building Maintenance Skills

A. Building Layout, Materials, and Equipment
1.Layout simple projects or fabrications for electrical, plumbing or mechanical repairs/improvements
2.Perform "in kind" replacement of basic components in electrical systems (wall switches, outlets, fixtures, etc.), plumbing systems (valves, filters, fixtures, etc.), HVAC systems (elements, thermostats, motors, etc.) and for appliances (ranges, refrigerators, hot water heaters, etc.).

B. Routine/Preventive Maintenance
1.Follow documented instructions/guidelines from maintenance manuals, manufacturers and building codes for three or more building systems -electrical, HVAC, plumbing, etc.
2.Perform more complex inspections involving a diversity of building systems as detailed in item 1., above.

3.Perform diagnostics and trouble shooting to determine minor vs. major problems.

C. Repair Responsibilities
1.Independent repair of systems or components that normally does not require the attention of certified specialists - licensed electricians, plumbers, HVAC mechanics, etc.
2.Assist licensed or certified journeyman in more complex repairs or component replacement activities.
3.Certification in hazardous materials abatement and disposal - Asbestos, Lead Paint, etc. - or licensing/certification for other mandated activities fields such as replacing refrigerants, etc.

II. Tools and Equipment

A. Care and Use of Tools and Equipment
1.Demonstrated ability to instruct others in the safe and proper use of hand and power tools.
2.Ability to independently use diagnostic equipment in trouble shooting more complex system or equipment failures and to analyze results for corrective actions.

B. Safety Considerations
1.Develop safety plans for building maintenance and repair activities.

III. Vocational Literacy

A. Written Communications
1.Prepare written drafts of information for such purposes as input for the development of MMS resource inventories, planning guidelines, service levels, etc., pertaining to the activities of this career field.
2.Prepare of simple condition reports, equipment or materials specifications, requisition justifications, etc., for the operational or procurement activities of this career field.

B. Mathematics
1.Perform more complex calculations involving predetermined formulas for analyzing loading or performance of electrical systems and components, plumbing systems and components, HVAC systems and components, etc.
2.Perform accurate calculations for estimating costs of more complex activities involving two or more trades under this career field.

IV. Other Competencies that may be desirable

•Perform the duties of Contracting Officer's Technical Representative for contracted projects or services pertaining to the trades involved in this career field.
•State Certification for Building water system monitoring - testing chlorine residuals, taking water samples for microbiological or chemical testing, etc.

Knowledge, Skills and Abilities

Knowledge of more complex techniques and practices for maintenance of buildings and repair and operation of related systems.

Ability to follow written specifications, plans, drawings, codes, etc., and accurately relate such information to others.

Ability to perform more complex calculations and to provide written documentation for input to operational and management programs.

Ability to develop and implement documented safety plans for building maintenance and repair activities according to manufacturers' safety bulletins, building codes, regulations and NPS guidelines.


Description: The following competencies identify the Knowledge, Skills and Abilities required to maintain buildings and related systems at the full performance level of this career field. Work is performed with little direct supervision and with oral and written instruction. The individual will be able to schedule work, lead crews, and direct contractors in the performance of tasks and to determine methods, techniques, materials and equipment used in the work.

I. Building Maintenance Skills

A. Building Layout, Materials, and Equipment
1.Prepare sketches, updates as-maintained drawings and records of repairs or replacement activities involving the trades under this career field.
2.Determine most economical materials and equipment for use in repair or replacement activities based on maintainability, sustainability and life cycle costs.

B. Routine/Preventative Maintenance
1.Develop and establish preventive maintenance schedules for electrical, mechanical and/or HVAC systems.
2.Instruct lower level employees in routine and preventive maintenance and sustainability requirements and procedures.
3.Develop MMS planning guidelines and service levels for the routine and preventive maintenance of electrical, mechanical and HVAC systems.

C. Repair Responsibilities
1.Lead other employees through complex repair sequences; identifying, selecting and procuring repair parts; and fabrication or assembly of complex repair parts.
2.Coordinate repair, replacement or new construction activities with the work of other trades or contractors.

II. Tools and Equipment

A. Proper care and use of Tools and Equipment
1.calibrates, adjusts, and modifies tools and equipment for safe and precise use in repair activities.

III. Vocational Literacy

A. Written Communications
1.Prepares final technical specifications for the replacement of major components of electrical, mechanical or HVAC systems when such replacements are "in-kind" (i.e. do not involve system redesign, etc.).

B. Mathematics
1.Utilizes industry standard cost estimating manuals for repair or replacement of components or systems to develop cost estimates for projects to be accomplished under contract or day labor.

Knowledge, Skills and Ability

Ability to lead and instruct others in one or more of the trade skills accomplished under this job series.

Ability to coordinate work and activities with others.

Knowledge of procurement and contracting procedures relating to the routine and preventative maintenance and repair/rehabilitation activities of the trades of this job series.

Ability to identify, interpret and implement the codes, guidelines, standards, etc., applicable to the maintenance and operational activities accomplished by this job series.

National Park Service
Training and Development Division
Essential Competencies

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