4749e
(4749-10XX) BUILDING MAINTENANCE CUSTODIAN--LEVEL 4
DOCUMENT DATE: November 30, 1987
FUNCTION:
Serves as the principal maintenance service employee in a postal facility where no maintenance service employee of a higher level is provided. Participates in the normal laboring, cleaning, and maintenance activities required to keep the postal building, equipment, and grounds in proper condition.
DESCRIPTION OF WORK:
See the Standard Position Description for the Occupation Code given above.
REQUIREMENTS:
This section is composed of Knowledge, Skills, and Abilities (KSAs) which are required to satisfactorily perform the tasks of the position. Applicants must demonstrate that they possess a sufficient level of each KSA, to include at least minimum competency for senior-qualified positions to enable them to perform these tasks satisfactorily. Applicants demonstrate these levels by describing examples of experience, education, or training, any of which may be non-postal. Ratings are based on the demonstration of the level of possession of each of the KSAs. Failure to demonstrate any KSA is disqualifying. The numbers in parentheses reflect KSA item numbers.
(1) Knowledge of basic mechanics refers to the theory of operation, terminology, usage, and characteristics of basic mechanical principles as they apply to such things as gears, pulleys, cams, pawls, linkages, fasteners, chains, sprockets, and belts.
(5) Knowledge of safety procedures and equipment refers to the knowledge of industrial hazards (e.g., mechanical, chemical, electrical, electronic) and procedures and techniques established to avoid injuries to self and others such as lock out devices, protective clothing, and waste disposal techniques.
(9) Knowledge of cleaning materials and procedures refers to the terminology, characteristics, storage, preparation, disposal, and usage techniques involved in application and removal of cleaning materials such as alcohols, solvents, detergents, and degreasers. Included is an understanding of the use of vacuum type cleaning procedures.
(19) Ability to perform basic mathematical computations refers to the ability to perform basic calculations such as addition, subtraction, multiplication, and division with whole numbers, fractions, and decimals.
(23) Ability to use written reference materials refers to the ability to locate, read, and comprehend text material such as handbooks, manuals, bulletins, directives, checklists, and route sheets.
(24) Ability to communicate in writing refers to the ability to transmit and receive written information (e.g., equipment status, recommended repairs) to/from maintenance, operations, and other personnel.
(25) Ability to communicate orally refers to the ability to receive and transmit oral information (such as equipment status, recommended repairs or modifications, parts usage, and technical procedures) to/from maintenance, operations, and other personnel.
(26) Ability to follow instructions refers to the ability to comprehend and execute written and oral instructions such as work orders, checklists, route sheets, and verbal directions and instructions.
(28) Ability to work with others refers to the ability to work safely and efficiently in cooperation with fellow employees to perform the duties of the position.
(29) Ability to work without (immediate) supervision refers to the ability to perform safely and efficiently the duties of the position such as planning and executing work activities without direct supervision.
(30) Ability to work from heights refers to the ability to perform safely and efficiently the duties of the position above floor level such as from ladders, catwalks, walkways, scaffolds, and platforms.
(31) Ability to use hand tools refers to the knowledge of, and proficiency with, various hand tools. This ability involves the safe and efficient use and maintenance of such tools as screwdrivers, wrenches, hammers, pliers, chisels, punches, taps, dies, rules, gauges, and alignment tools.
(32) Ability to use portable power tools refers to the knowledge of, and proficiency with, various power tools. This ability involves the safe and efficient use and maintenance of power tools such as drills, saws, sanders, and grinders.
EXAMINATION REQUIREMENTS:
Applicants must complete the appropriate written examination. An applicant's total qualifications will be evaluated by a combination of the written examination and the review panel evaluation; and additionally, for in-craft candidates, the supervisor evaluation.
PHYSICAL REQUIREMENTS:
Applicants must be physically able to perform efficiently the duties of the position which may require arduous exertion involving the following: standing, walking, climbing, bending, reaching, and stooping for prolonged periods of time; and intermittent lifting and carrying of heavy tools, tool boxes, and equipment on level surfaces and up ladders and stairways. Applicants must have vision of 20/40 (Snellen) in one eye and the ability to read without strain printed material the size of typewritten characters is required. Corrective lenses are permitted. The ability to distinguish basic colors and shades is also required. Applicants will be required to hear the conversational voice in a noisy environment and to identify environmental sounds, such as equipment running or unusual noises. Hearing aids are permitted.
ADDITIONAL PROVISIONS:
Applicants who qualify under this standard may be required to satisfactorily complete a prescribed training course(s) prior to assignment, reassignment, or promotion.
For positions requiring driving, applicants must have a valid state driver's license, and demonstrate and maintain a safe driving record. Applicants must pass the Postal Service road test to show the ability to safely drive a vehicle of the type use on the job. Employees may be required to drive motor vehicles in all kinds of traffic and road conditions.
The knowledge elements and the ability contained in this section are not actual requirements and are not to be used as the basis for disqualification. These are desirable factors which would enhance the applicant's ability to perform the duties of the position and may be used in evaluating the quality and extent of the applicant's total background.
(2) Knowledge of basic electricity refers to the terminology, usage, and characteristics of basic electrical principles as they apply to such things as AC-DC circuitry and hardware, switches, and circuit breakers.
(13) Knowledge of heating, ventilation, and air-conditioning (HVAC) equipment operation refers to the knowledge of equipment operation such as safety considerations, start up, shut down, and mechanical/electrical operating characteristics of HVAC equipment (e.g., chillers, direct expansion units, window units, heating equipment). This does not include the knowledge of refrigeration.
(17) Knowledge of plumbing refers to the terminology, materials, techniques, and procedures used in plumbing applications such as installing pipe and tubing, making joints, repairing flush and float valves, and cleaning drains.
(22) Ability to detect patterns refers to the ability to observe and analyze qualitative and quantitative factors such as number progressions, spatial relationships, and auditory and visual patterns. This includes combining information and determining how a given set of numbers, objects, or sounds are related.