Maintenance Tech III

M & M Industries, Inc.; Phoenix (AZ); On-site; USD 65,000 - 85,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

Paid vacation and DTO

401(k) with company match

Job summary

M&M Industries is seeking a Maintenance Technician III to maintain and repair plastic injection molding equipment and plant infrastructure at our Phoenix facility. You will perform testing, troubleshooting and preventive maintenance to minimize downtime and sustain safe, efficient operations.

The role emphasizes data-driven diagnostics, safety compliance, and collaboration with engineering and production teams to improve performance and reliability on a fast-paced manufacturing line.

Qualifications

• High School Diploma or G.E.D. required.
• Technical 2-year degree or equivalent preferred.
• Experience in industrial maintenance is essential (minimum 3 years).
• Basic PLC knowledge and electrical/mechanical aptitude.

Responsibilities

• Follow safety policies to maintain a safe workplace.
• Troubleshoot and repair production equipment and controls.
• Log maintenance activities and parts used for downtime analysis.
• Identify root causes of downtime and poor performance.
• Support engineers with data for continuous improvement.

Skills

Microsoft Excel

IML setup

Heat transfer setup

Electrical/Mechanical systems

PLC fundamentals

Independent work

Education

High School Diploma or G.E.D.

Technical 2-year degree or equiv.

Tools

Diagnostic meters

Mechanical testing tools

Job description

Phoenix - AZ, 4739 W Jefferson St, Phoenix, Arizona, United States of America

Job Description

Posted Wednesday, June 17, 2026 at 4:00 AM

At M&M Industries, we take pride in producing high-quality plastic packaging solutions that make a difference in everyday life. Our success starts with the people who make it all happen — from production and maintenance to engineering and logistics.

The Maintenance Technician III is responsible for testing, troubleshooting, and repairing production equipment. This role inspects and maintains all plastic injection molding machines, associated equipment, and plant infrastructure to ensure safe, efficient, and reliable operation. The Maintenance Technician III plays a key role in reducing downtime, improving machine performance, and ensuring all equipment and facility standards remain in technical compliance.

Maintenance Technician Career Progression

Placement is based on experience, technical knowledge, and demonstrated skills.

Key Responsibilities:

• Follows all safety policies and procedures to ensure a safe working environment.
• Draws sketches to clarify design details and functional criteria of mechanical systems.
• Troubleshoots non-functioning components (e.g., servos, sensors, and control components).
• Logs equipment usage, parts replacement, and scheduled maintenance to maximize functionality.
• Identifies root causes of downtime, poor production performance, non-conforming product, and scrap.
• Diagnoses, analyzes, and repairs electro-mechanical and instrumentation equipment using meters, gauges, and other testing methods.
• Assembles experimental circuitry or prototype models according to engineering instructions, technical manuals, and system knowledge.
• Recommends design or circuitry modifications to simplify assembly and maintenance.
• Troubleshoots and repairs solid-state motor drives, temperature controllers, and computer-based controllers.
• Analyzes and interprets data from drives, controllers, scope meters, and other diagnostic tools.
• Adjusts, calibrates, and aligns circuitry and components and records performance outcomes.
• Checks newly installed equipment to evaluate system performance under actual operating conditions.
• Performs required preventive maintenance assignments and completes documentation accurately and on time.
• Communicates safety, quality, and production concerns to team leaders and supervisors.
• Maintains a clean and organized work environment in accordance with 5S principles.
• Provides engineers with the necessary information for continuous improvement initiatives.
• Identifies when equipment needs to be replaced and notifies the supervisor.
• Prepares work areas to ensure tools and materials are available and in proper working order.
• Assists in training new hires as required.

Competencies (Knowledge/Skills/Abilities):

• Basic proficiency in Microsoft Excel.
• Ability to perform IML (In-Mold Labeling) setup and troubleshooting.
• Basic knowledge of heat transfer machine setup and troubleshooting.
• Understanding of machines and tools, including their use, repair, and maintenance.
• Knowledge of electrical, mechanical, hydraulic, and pneumatic systems and how they function.
• Comprehensive understanding of Food Safety, GMP, PRP, and HACCP requirements as they relate to food-contact packaging (in applicable facilities).
• Basic understanding of PLC programming and logic.
• Ability to work independently in a fast-paced manufacturing environment.

Education:

• High School Diploma or G.E.D. (required)
• Technical 2-year degree or equivalent combination of education and experience (preferred)

Experience:

• Minimum 3 years of experience in Industrial Maintenance (required)
• Minimum 2 years of experience related to electronics (preferred)

Physical Requirements:

• Ability to lift and carry 25-50 pounds frequently and assist with lifting more than 75 pounds occasionally.
• Ability to perform work involving bending, stooping, stretching, and climbing ladders.
• Work performed in a manufacturing environment that may be hot or cold and requires PPE at all times (safety glasses, hearing protection, etc.).

What We Offer

M&M Industries offers a competitive benefits package designed to support our employees and reward the work that drives our success. Full-time employees may elect medical, dental and vision coverage effective on their first day of employment. We also offer paid vacation and discretionary time off (DTO), with the amount and timing based on position and tenure; paid company holidays after 90 days; and a 401(k) with company match beginning on the first day of the month following 90 days of employment. Educational reimbursement is available after one year of employment. Eligible employees may also participate in quarterly profit sharing when company performance thresholds are met. Hourly employees who work on a recognized holiday receive time-and-a-half for all hours worked. Benefits and eligibility are subject to applicable plan documents and company policies.

Phoenix - AZ, 4739 W Jefferson St, Phoenix, Arizona, United States of America