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Machine Operator Assistant Jobs in Tucson, AZ (NOW HIRING)

Samuel, Son & Co (USA), Inc.

Pickling Assistant

Tucson, AZ · On-site

$14.50 - $17.25/hr

Read and apply operating and maintenance manual instructions to maintain equipment. * Operate a ... May be exposed to loud noises, changing temperatures, machinery with moving parts, and exotic ...

Samuel Son & Co.

Pickling Assistant

Tucson, AZ · On-site

$16.50 - $19.25/hr

Read and apply operating and maintenance manual instructions to maintain equipment. * Operate a ... May be exposed to loud noises, changing temperatures, machinery with moving parts, and exotic ...

Staff Experts

CNC Machinist

Tucson, AZ · On-site

$17.50 - $24/hr

Oversea junior Operator's on CNC machines, sand blaster, tumbling, grinding, saw, and any ... Assist in maintaining production warehouse inventory through accurate reporting of materials used ...

Staff Experts LLC

CNC Machinist

Tucson, AZ · On-site

$20 - $29/hr

Oversea junior Operator's on CNC machines, sand blaster, tumbling, grinding, saw, and any ... Assist in maintaining production warehouse inventory through accurate reporting of materials used ...

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All JobsMachine Operator JobsMachine Operator Assistant JobsMachine Operator Assistant Jobs in Tucson, AZ

Machine Operator Assistant information

See Tucson, AZ salary details

$12

$16

$20

How much do machine operator assistant jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for machine operator assistant in Tucson, AZ is $16.56, according to ZipRecruiter salary data. Most workers in this role earn between $14.42 and $17.21 per hour, depending on experience, location, and employer.

What is the difference between Machine Operator Assistant vs Machine Operator?

AspectMachine Operator AssistantMachine Operator
CredentialsHigh school diploma or equivalent; some technical trainingHigh school diploma; technical certifications often preferred
Work EnvironmentAssists in manufacturing or production settings, working alongside machine operatorsOperates machinery directly in manufacturing or industrial environments
Job ResponsibilitiesSupports machine operation, performs basic maintenance, and monitors equipmentControls and manages machinery, ensures quality, and troubleshooting

The Machine Operator Assistant primarily supports and assists the Machine Operator in daily tasks, focusing on preparation and basic maintenance. The Machine Operator takes on the responsibility of running and managing machinery independently. Both roles are essential in manufacturing, but the Machine Operator has more advanced technical duties and decision-making authority.

What are the key skills and qualifications needed to thrive as a machine operator assistant, and why are they important?

To thrive as a Machine Operator Assistant, you need basic mechanical aptitude, attention to detail, and a high school diploma or equivalent. Familiarity with manufacturing machinery, safety protocols, and the ability to use measuring tools or computer systems is often required. Reliability, effective communication, and the ability to work well in a team are standout soft skills for this role. These skills ensure safe, efficient machine operation and help maintain smooth production processes in manufacturing environments.

What is a machine operator assistant?

Machine Operator Assistants support machine operators by preparing materials, monitoring equipment, and ensuring a smooth production process in manufacturing environments. Their tasks often include loading and unloading materials, cleaning machines, inspecting products for quality, and assisting with machine maintenance. They help maintain efficiency and safety in the workplace and may also document production data or report equipment issues. This role is key for keeping manufacturing lines running smoothly and efficiently.

How much do you get paid as a machine operator assistant?

The average hourly wage for a machine operator assistant typically ranges from $12 to $20, depending on experience, location, and industry. Entry-level positions may pay closer to the lower end, while experienced assistants or those with specialized skills can earn higher wages. Overtime and shift differentials may also increase total compensation.

What are some common challenges faced by a machine operator assistant, and how can they be overcome?

Machine Operator Assistants often encounter challenges such as adapting to fast-paced production environments, ensuring safety compliance, and minimizing machine downtime. To overcome these, it's important to stay attentive to operational protocols, communicate effectively with machine operators and team members, and proactively report any equipment issues. Continuous learning and on-the-job training can also help assistants rapidly build the skills necessary to troubleshoot minor problems and contribute to a smooth workflow.

What are the most commonly searched types of Machine Operator jobs in Tucson, AZ?

The most popular types of Machine Operator jobs in Tucson, AZ are:

What cities near Tucson, AZ are hiring for Machine Operator Assistant jobs?

Cities near Tucson, AZ with the most Machine Operator Assistant job openings:

Machine Operator Assistant jobs near you
Infographic showing various Machine Operator Assistant job openings in Tucson, AZ as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $34,436 per year, or $16.6 per hour.

Millroom Operator (3rd shift Weekends)

R. E. Darling Co., Inc.

Tucson, AZ • On-site

$16 - $21.50/hr

Full-time

Posted 18 days ago

Job description

This position will require access to ITAR and/or EAR controlled technical data, technology or source code, and requires that all individuals in this role be authorized to access such information
General Description:
The Millroom Operator is responsible for producing custom mixed rubber compounds in accordance with prescribed procedures and schedules. This position reports to the supervisor of the Millroom. Personal contact with others will typically involve interaction with technical and quality assurance personnel to give information on product related concerns. This position requires a person who is safety conscious, quality conscious and goal oriented. The Millroom work environment requires the operation of large processing equipment, the handling of hazardous chemicals, the physical ability to stand for extended periods with frequent stooping and bending and repeatedly lifting items weighing up to 51 pounds. Must be capable of wearing a cartridge loaded half face respirator
HOURS:
  • Friday, Saturday, Sunday
  • 12-hour shifts (5am-5pm or 6am-6pm)

Primary Responsibilities:
  • Perform specific tasks associated with the manufacture of rubber and composite products
  • Recognize product/process issues and assist with troubleshooting
  • Maintain a clean and organized work area
  • Support training of employees
  • Enter job data into software data collection system
  • Perform accurate counts of physical inventory
  • Understand and follow safe work principles
  • Responsible for quality and workmanship of product produced

Education and Experience Requirements:
  • High School diploma or equivalent
  • Six months manufacturing experience
  • Required Skills
    • Ability to complete production forms, such as product travelers
    • Ability to follow work order instructions
    • Ability to safely operate machines in area of assignment
    • Sufficient visual acuity to inspect products produced
    • Ability to read and understand technical drawings, work orders and written procedures
    • Ability to accurately utilize measuring equipment such as calipers, thickness gages, weigh scales, and tape measures
    • Proficient in shop math
  • Basic computer skills required
  • Preferred experience with the manufacture of custom mixed rubber including:
    • Mixing, extruding, calendaring, refining, and inspecting/testing of rubber compounds
    • Operating millroom equipment such as two-roll mills, internal mixers, extruders, and calendars

Respirator Use Requirement
Certain areas within the department may require the use of a respirator due to operational or environmental conditions. In accordance with safety regulations and proper respirator fit standards, employees assigned to these areas must be clean-shaven where the respirator seals to the face. This requirement ensures the effectiveness of the equipment and the safety of the operator.
Specific Tasks and Focus Areas:
  • Perform specific tasks associated with the manufacture of rubber products
    • Assigned by the Supervisor or Lead Person
    • Execute manufacturing processes in accordance with work orders, procedures and schedules to achieve daily goals
    • Operate processing equipment such as mixer, autoclaves, mills, calender, extruders, PHI presses, & mechanical hand tools
    • Utilize measuring equipment such as calipers, thickness gages, weigh scales, and tape measures
    • Accurately complete process control paperwork (ingredient tracking on work orders)
  • Recognize product/process issues and assist with troubleshooting
    • Know when to stop processing
    • Notify supervisor/lead person
    • Assist with the problem solving process to resolve the issue
  • Maintain a clean and organized work area
    • Utilize 6S techniques (Sort, Set in Order, Shine , Standardize, Sustain, Safety)
    • Participate in the daily workgroup start up meeting
    • Responsible for maintaining a clean work area
    • Capable of generating skill versatility sheets for products
    • Cleanliness of work area/cell at all times
  • Support the training of other employees
    • As directed by the Supervisor and under close supervision & review of the Lead Person or Supervisor
    • Provide training and familiarization on the work processes and the operation of equipment
    • Completion of product training log sheets for employees being trained
  • Enter job data into software data collection system
    • Report material usage and labor when required
    • Input data using a computer on a daily basis when required
  • Perform accurate counts of physical inventory
    • Identify low inventory levels of direct materials
    • Identify low inventory levels of shop aids
    • Notify lead/supervisor of needed direct and indirect materials
  • Understand and follow safe work principles
    • Practice safe work methods
    • Wear personal protective equipment when required
    • Support Supervisor/Lead Person in maintaining a safe work environment
    • Capable of identifying safety features on Millroom equipment
  • Responsible for quality and workmanship of product
    • Perform visual/dimensional checks to ensure product quality and workmanship
    • Identify and report product problems and issues
    • Identify and report equipment problems and issues

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.
RE DARLING logo

About RE DARLING

Sourced by ZipRecruiter

Industry

Guided missile and space vehicle manufacturing

Company size

51 - 200 Employees

Headquarters location

Tucson, AZ, US

Year founded

1948

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