Mechanic II or III - Road & Bridge

October 14, 2025

Starting Salary : Pay Grade 15 or Pay Grade 17 - starting salary $24.88 or $27.95 per hour

Work Hours : 40 hours a week

Closing Date : Posting will close December 2, 2025.

• Applicants will be reviewed and considered on a continuous basis until this position is filled or closed, whichever comes first.

Bonneville County invites you to apply to join our dynamic team dedicated to enhancing the quality of life for our growing community. Whether you're passionate about public service, eager to make a difference in local government, or seeking a fulfilling career with ample opportunities, Bonneville County is the place for you.

Bonneville County offers a highly competitive benefits package to include :

General Purpose

Mechanic II

Perform skilled journey level tasks related to the maintenance, repair, and rebuilding of county mechanized gas and diesel equipment. Perform mechanic duties in the county maintenance facility or in the field.

Mechanic III

Perform skilled master level tasks related to the maintenance, repair, and rebuilding of county mechanized diesel and gas equipment. Perform mechanic duties in the county maintenance facility or in the field. Act as lead worker for the county maintenance shop.

Supervision Received

Work under the general supervision of the Shop Supervisor.

Supervision Exercised

Mechanic II , may provide immediate to close supervision to Mechanic I for project-based work.

Mechanic III , may provide immediate to close supervision to Mechanics I & II for project-based work.

Essential Functions

Mechanic II

Perform preventive maintenance and make repairs to vehicles including transfer station and facilities, i.e., trash compactor, pit doors, tire shredder, and other equipment, i.e., snowmobiles, ATVs, etc., for various departments, i.e., Sheriff, Weed, etc.; maintain internal combustion engines, carburetors, transmissions, differentials, air, turbo, super charger, and hydraulic systems (open and closed systems), electrical, computerized control systems, fuel systems, cooling systems, suspensions, brakes, tires, exhaust, etc.; perform emergency field repairs and service.

Monitor inventory of service materials and parts, i.e. oil, filters, welding supplies, iron, steel, etc.; perform as department purchasing agent and place orders of materials as needed and approved; may perform as a parts runner as needed.

Perform troubleshooting and analysis of malfunctions using various technical and computerized testing and calibration equipment as needed to assure safe and efficient operation of county motor vehicles.

Install, maintain, and repair electrical systems, components, parts, accessories, and equipment; assure proper function of vehicle radios and communication equipment.

Perform general vehicle inspection and certification; checks and maintains service schedules consistent with manufacturer specifications; fill out time sheets, work orders and other documentation.

Assist to maintain shop layout; assist with parts and general supplies and assure general shop, equipment and inventory security and control; clean shop area, tools, and equipment to maintain safe work environment; perform general shop and facility maintenance including electrical, plumbing, waste oil furnace operations, etc.

Attend various schools and training programs as needed to develop and maintain skills in equipment maintenance.

Operate heavy equipment as needed to transport, troubleshoot, and relocate machinery or equipment.

Ability to maintain regular, reliable patterns in work product and attendance according to Bonneville County's expectations.

Perform other job-related duties as required or assigned.

Mechanic III

Act as a service coordinator; prepare work orders; performs preventive maintenance and make repairs to vehicles, including transfer station and facilities, i.e., trash compactor, pit doors, tire shredder, and other equipment, i.e., snowmobiles, ATVs, etc., for various departments, i.e., Sheriff, Weed, etc.; maintain internal combustion engines, carburetors, transmissions, differentials, air, turbo, super charger, and hydraulic systems (open and closed systems), electrical, computerized control systems, fuel systems, cooling systems, suspensions, brakes, tires, exhaust, etc.; perform emergency field repairs and service.

Perform as lead mechanic; makes daily work assignments; participate in interviewing and selection of new employees; monitor employee work performance and assist with evaluations; make recommendations for advancements, promotions and disciplinary actions; provide safety training; provide instruction and training related to complex heavy equipment and automotive projects; perform trouble shooting and analysis of malfunctions using various technical and computerized testing and calibration equipment as needed to assure safe and efficient operation of county motor vehicles.

Monitor inventory of service materials and parts, i.e. oil, filters, welding supplies, iron, steel, etc. perform as department purchasing agent and place orders of materials as needed and approved; may perform as a parts runner as needed.

Install, maintain, and repair electrical systems, components, parts, accessories, and equipment; assure proper function of vehicle radios and communication equipment.

Perform general vehicle inspection and certification; check and maintain service schedules consistent with manufacturer specifications; fill out time sheets, work orders and other documentation.

Perform some auto body maintenance, repair, and change over; prepare auto surface for painting, sand, fill, remove dents, etc.; paint vehicles with county colors and logos.

Assist to maintain shop layout; assist with parts and general supplies and assure general shop, equipment and inventory security and control; clean shop area, tools, and equipment to maintain safe work environment; perform general shop and facility maintenance including electrical, plumbing, waste oil furnace operations, etc.

Attend various schools and training programs as needed to develop and maintain skills in equipment maintenance.

Operate heavy equipment as needed to transport, troubleshoot, and relocate machinery or equipment.

Ability to maintain regular, reliable patterns in work product and attendance according to Bonneville County's expectations.

Perform other job-related duties as required or assigned.

Minimum Qualifications

Mechanic II

1. Education and Experience :

A. Graduation from high school; plus, completion of one (1) year of specialized course work providing technical training in diesel and automotive maintenance and repair and computerized diagnostics or welding.

AND

B. Five (5) years of experience in major repair of a variety of gas and diesel equipment.

OR

C. An equivalent combination of education, training and experience.

Mechanic III

1. Education and Experience :

A. Graduation from high school; plus, completion of two (2) years of specialized course work providing technical training in diesel and automotive maintenance and repair and computerized diagnostics or welding.

AND

B. Eight (8) years of experience in major repair of a variety of gas and diesel vehicles.

OR

C. An equivalent combination of education and experience.

2. Required Knowledge, Skills, and Abilities :

Mechanic II

Working knowledge of the design, adjustment, operations, maintenance, and repair of diversified mechanical and electrical equipment including light, medium, and heavy gasoline, and diesel engines; the material and tools used in equipment maintenance; anti‑lock braking systems; road emergency service equipment and methods; computer diagnostic processes and procedures; safety practices required by state and other laws.

Journey level skill in the use of mechanical tools, material, and testing equipment (manual, technical and computerized); skill in welding.

Ability to diagnose complex and non‑routine mechanical and electrical defects and determine parts and adjustments necessary to repair equipment; communicate effectively, verbally, and in writing; work independently and part of a team; establish and maintain effective working relationships with co-workers, supervisors and the public.

Mechanic III

Considerable knowledge of the design, adjustment, operations, maintenance, and repair of diversified mechanical and electrical equipment including light, medium, and heavy gasoline, and diesel engines; the material and tools used in equipment maintenance; anti‑lock braking systems; road emergency service equipment and methods; computer diagnostic processes and procedures; safety practices required by state and other laws.

Master Level Skill in the use of mechanical tools, material, and testing equipment (manual, technical and computerized); skill in welding.

Ability to direct the work of others and work independently and part of a team; diagnose complex and non‑routine mechanical and electrical defects and determine parts and adjustments necessary to repair equipment; communicate effectively, verbally, and in writing; establish and maintain effective working relationships with co-workers, supervisors and the public.

3. Special Qualifications :

Mechanic II

Must be an ASE Certified journey level mechanic.

Must possess a valid Idaho Class "A" Commercial Driver's License within six months of hire.

Must be able to pass drug / alcohol testing, and a pre-employment background check.

Mechanic III

Must be an ASE Certified Master level mechanic.

Must possess a valid Idaho Class "A" Commercial Drivers License.

Must be able to pass drug / alcohol testing, and a pre-employment background check.

4. Work Environment :

Work is performed in a shop setting and as needed, at the job site. Tasks require a variety of physical activities, generally involving muscular exertion, such as walking, standing, stooping, sitting, and reaching. Communicating, hearing, and seeing required for completion of essential functions. Common eye, hand, finger, leg, and foot dexterity required. Mental application utilizes memory for details, verbal instructions, emotional stability, critical thinking, and guided problem solving. Occasional travel in automobile or equipment required in job performance. Some daily aspects of the job pose threats or hazards capable of producing severe physical injury. The ideal candidate must be able to complete all physical requirements of the job with or without a reasonable accommodation.

Work requires the ability to push / pull / lift / carry a minimum of 75 pounds on a regular basis. Essential functions require the ability to work in confined spaces and perform repetitive overhead tasks.

AA / EOE / ADA - Hiring is done without regard to race, color, religion, national origin, sex, age or disability. In addition, preference may be given to veterans who qualify under state and federal laws and regulations.

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