7332-Maintenance Machinist

Job description

CITY AND COUNTY OF SAN FRANCISCO

DEPARTMENT OF HUMAN RESOURCES

Title: Maintenance Machinist

Job Code: 7332

INTRODUCTION

Under general direction, the Maintenance Machinist performs preventive, routine and emergency maintenance and repair of a variety of heavy and light equipment, related systems and components.

DISTINGUISHING FEATURES

The Maintenance Machinist is the journey level class of the series. This class is distinguished from the 7337 Maintenance Machinist Assistant Supervisor in that the latter performs more complex and difficult duties and/or supervises subordinate Maintenance Machinists. The Maintenance Machinist is distinguished from the 7331 Apprentice Maintenance Machinist in that the latter works under the immediate supervision of a journey level 7332 Maintenance Machinist while completing apprenticeship requirements.

SUPERVISION EXERCISED

May supervise the activities of apprentices and serve as lead worker to a small number of co-workers.

MAJOR, IMPORTANT, AND ESSENTIAL DUTIES

According to Civil Service Commission Rule 109, the duties specified below are representative of the range of duties assigned to this job code/class and are not intended to be an inclusive list.

1. Sets up and operates a variety of machine tools, stationary as well as portable manual machine tools and Computer Numeric Control (CNC) machine tools such as mills, lathes, drills, saws etc.

2. Rebuilds, refinishes, modifies, and/or fabricates replacement parts for pumps, generators, cranes, parking meters, transit vehicles/railway coaches and railway cars, fire alarm boxes, compressors, dredges, pipes lines, barges, ferry terminals and their components.

3. Maintains and repairs a variety of instruments and mechanical equipment, including valves, castings, and various metal parts.

4. Diagnoses, installs, inspects and tests machinery, parts and equipment.

5. Reads and interprets schematic drawings, blueprints, and plans.

6. Prepares and maintains records and forms documenting work performed.

7. Dismantles and assembles light and heavy machines and/or equipment.

8. Manufactures/fabricates parts based on samples.

9. Performs other related duties and responsibilities.

IMPORTANT AND ESSENTIAL KNOWLEDGES, SKILLS, AND ABILITIES

Knowledge of: basic techniques of shop theory and bench work such as turning, milling, chipping, sawing, filing, drilling, welding (MIG and ARC), soldering, gear cutting, threading, grinding and heat treatment; maintenance and repair of a variety of equipment including hydraulically, electrically and pneumatically operated machinery; arithmetic functions needed for precise measurements in performing machining duties; safety rules and regulations in the workplace, field, and while operating equipment and the use of safe working practice to avoid accidents and injury; and basic composition, characteristics, and uses of commonly used machine shop metals and materials.

Ability to: read/modify schematic drawings, blueprints and do layout work; understand and interpret the designs and measurements indicated on blueprint, equipment or parts specifications; read and perform the required procedures in operating, instruction, and service manuals; verbally communicate messages, instructions, directions and other ideas with a variety of people such as supervisors and co-workers in a clear and concise manner; present information in writing, expressing ideas, information and instruction clearly and concisely; establish effective working relationships and interact courteously with co-workers, supervisors and other department personnel; use MIG and ARC welding including using Oxy Acetylene equipment safely; and use hand tools, measuring devices, and portable and stationary machine tools safely.

MINIMUM QUALIFICATIONS

These minimum qualifications establish the education, training, experience, special skills and/or license(s) which are required for employment in the classification. Please note, additional qualifications (i.e., special conditions) may apply to a particular position and will be stated on the exam/job announcement.

Education:

Experience:

Completion of a recognized four (4) year Machinist's apprenticeship program and two (2) years of fulltime verifiable experience as a journey-level Maintenance Machinist performing duties equivalent to Job Code 7332 Maintenance Machinist (with primary responsibility in maintenance/repair and machine tool operations) OR

A combination of trade-related training (certificate program or military training program) and fulltime verifiable experience as a journey-level Maintenance Machinist performing duties equivalent to Job Code 7332 Maintenance Machinist (with primary responsibility in maintenance/repair and machine tool operations) totaling six (6) years.

Notes on experience:

A. Trade-related training refers to programs such as machine tool technology program.

B. Experience solely as a Computer Numerical Control (CNC) Machinist, Numerical Control (NC) Machinist or Machine Operator (without Manual Maintenance Machinist experience) will not be considered as qualifying.

License and Certification:

Possession and maintenance of a valid Class C California driver license.

Substitution:

Completion of the CA Division of Apprenticeship Standards recognized Maintenance Machinist apprenticeship program with the City and County of San Francisco as evidenced by issuance of a Certificate of Completion of the City�s apprenticeship program under the appropriate authority will substitute for the six (6) years combined work experience

SUPPLEMENTAL INFORMATION

PROMOTIVE LINES

To: 7337 Maintenance Machinist Assistant Supervisor

From: Entrance

ORIGINATION DATE: 1961

AMENDED DATE: 9/18/13; 7/24/15; 09/04/18

REASON FOR AMENDMENT To accurately reflect the current tasks, knowledge, skills and abilities defined in the most recent job analysis conducted for this job code.

BUSINESS UNIT(S): COMMN, SFMTA

Standard information

Disaster service work

All City and County of San Francisco employees are designated Disaster Service Workers through state and local law (California Government Code Section 3100-3109). Employment with the City requires the affirmation of a loyalty oath to this effect. Employees are required to complete all Disaster Service Worker-related training as assigned, and to return to work as ordered in the event of an emergency.

Historic and future compensation