Under general supervision, performs moderately complex work which
involves building, modifying, and fabricating parts for working
research apparatus. In consultation with shop supervisor, higher
level research machinist, or research personnel, assists in the design
and constructs devices from sketches and drawings. May exercise
technical supervision of projects when required.
1. Operates conventional machine shop equipment, including precision
tools and instruments for micro-measurement, to produce apparatus
parts to the required level of accuracy. Produces necessary jigs
and fixtures for completion of work.
2. Makes precise dimensional measurements of parts and their
relationships in an assembly in order to achieve proper function
and makes necessary adjustments. Suggests and makes alterations
in design, subject to supervisory approval.
3. Performs precision hand operations at the workbench to achieve
proper fit and finish of parts.
4. Assembles complete devices or sub-assemblies and inspects for
proper function of mechanisms per project requirements.
5. Specifies and requisitions commercial hardware required for
assembly of mechanisms, subject to supervisory approval.
6. Disassembles, cleans, lubricates, adjusts and re-assembles
7. Performs routine chemical finishing operations on parts.
8. Calculates basic clearances, positions, and fits on parts
9. Marks up drawings to reflect as built condition as changes are
made to jobs in progress.
Note: The intent of this list of primary duties is to provide a
representative summary of the major duties and responsibilities of
this job. Incumbents perform other related duties assigned. Specific
duties and responsibilities may vary based upon departmental needs.
EDUCATION: Graduation from an accredited trade or technical school in
a related field.
EXPERIENCE: Five years machine shop experience to include one year as
a research machinist.
Thorough knowledge of and skill in applying standard machine shop
practices including safe operation of required tools and equipment.
Thorough knowledge of the standard system of measurement employed in
area where assigned; of manufacturing processes. General knowledge of
applied arithmetic, geometry, and trigonometry as it applies to
machine shop practice. Skill in working with conventional engineering
materials at close tolerances. Ability to read and interpret complex
engineering drawings and specifications; to communicate effectively
both orally and in writing; to maintain effective working
relationships; to handle multiple projects and priorities; to provide
technical supervision when required; to wear and work in personal
OTHER: Except for qualifications established by law, additional
related experience and formal education in which one has gained the
knowledge, skills, and abilities required for full performance of the
work of the job class may be substituted for the education or
experience requirement on a year-for-year basis with 30 college
credits being equivalent to one year of experience.
CONDITIONS OF EMPLOYMENT