Injection Molding Reliability Technician

PPI Injction Molding; Tipp City (OH); On-site; USD 52,000 - 76,000; Full time

Job summary

Proto Plastics in Tipp City, Ohio, is seeking a skilled maintenance technician to keep our injection molding operation running smoothly. You will diagnose equipment failures, perform preventive maintenance, and repair mechanical, electrical, pneumatic, and hydraulic systems across our manufacturing cells.

You will also maintain facility controls, service automation/robotics, and tooling, while documenting findings and mentoring teammates.

Qualifications

• High school diploma required.
• Technical school certificate preferred.
• 2–5 years of related maintenance experience/training.
• Proficiency with facilities and injection molding equipment, electronics and robotics repair.

Responsibilities

• Investigate malfunctioning manufacturing equipment; apply strategic troubleshooting to identify root causes.
• Execute preventive maintenance and repairs on mechanical, electrical, pneumatic, and hydraulic components.
• Service material handling systems, automation/robotics, and custom manufacturing cells supporting injection molding operations.
• Maintain and repair building and facility systems, including manufacturing facility controls.
• Inspect and listen to machines to locate malfunctions; dismantle as needed to access problem areas.
• Measure parts to identify wear, alignment issues, and other defects; replace defective components.
• Restart and validate equipment operation post-repair to minimize downtime.
• Train, mentor, and coach other technical team members.

Skills

Problem solving

Critical thinking

Mechanical aptitude

Safety awareness

Adaptability

Time management

Proactive mindset

Communication

Cost consciousness

Quality craftsmanship

Education

High school diploma

Technical school certificate

Tools

Thogus ERP system

Job description

A day in the lifeYou arrive ready to keep a high-performing plastics operation moving. You scan the production floor, listen for anything unusual, and jump into action—investigating suspect equipment, applying Plan-Do-Check-Act troubleshooting, and driving to the root cause of failures. When issues surface, you dismantle machinery to reach the heart of the problem, measure components for wear or misalignment, replace worn drive or hydraulic parts, and cut/thread/install new air and hydraulic lines as needed. Before handing equipment back to production, you restart and test to validate the repair and minimize downtime.Between calls, you execute preventive maintenance across injection molding machines, auxiliary systems, robotics, custom cells, and facility-critical controls. You document findings, perform safety inspections, flag risks to people and assets, mentor teammates, and support tooling and production equipment changeovers—all while modeling safe work practices and punctual, reliable attendance.About Proto PlasticsProto Plastics in Tipp City, Ohio is a premier custom injection plastic molder with more than half a century of experience. Our company-wide mindset of continuous improvement is how we meet—and exceed—customer expectations.What you’ll ownInvestigate malfunctioning manufacturing equipment; apply strategic troubleshooting to identify root causes.Execute preventive maintenance and perform repairs on mechanical, electrical, pneumatic, and hydraulic components.Service material handling systems, automation/robotics, and custom manufacturing cells supporting injection molding operations.Maintain and repair building and facility systems, including manufacturing facility controls.Inspect and listen to machines to locate malfunctions; dismantle as needed to access problem areas.Measure parts to identify wear, alignment issues, and other defects; remove and replace defective components.Locate damaged air/hydraulic piping; measure, cut, thread, and install new pipe.Start/restart and validate equipment operation post-repair to ensure success and reduce downtime.Repair broken parts or determine and source appropriate replacements.Perform routine and preventive maintenance on machines, auxiliary equipment, automation cells, and facilities.Follow all safety regulations and conduct safety inspections of equipment and the facility.Recommend mitigations for machine-related risks to people or equipment.Document preventive maintenance and repair activities.Assist with maintenance activities related to tooling and production equipment.Train, mentor, and coach other technical team members.Regular and punctual attendance; arrive prepared and ready to work each day.Support other responsibilities as needed to help the organization succeed.QualificationsTo perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements below reflect the knowledge, skill, and ability needed.ADA Notice: Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.Knowledge, skills, and abilitiesProblem solving and critical thinkingStrong technical skills and mechanical aptitudeCost consciousness and sound judgmentQuality craftsmanshipCommitment to safety and securityAdaptability—grow knowledge as technology advancesTime management and independent thinkingProactive mindsetEducation, training, and experienceHigh school diploma requiredTechnical school certificate preferred2–5 years of related maintenance experience/trainingProficiency with facilities and injection molding (or similar) equipment, auxiliary systems, electronics, and robotics repairEquivalent combinations of education and experience consideredGeneral understanding of the injection molding process and support equipment, including automation cells and other manufacturing equipmentCommunicationRead/interpret safety rules, operating/maintenance instructions, and procedure manualsWrite clear reports and routine correspondenceSpeak effectively with colleagues, respecting others’ time and prioritiesMath and reasoningCalculate ratios, proportions, percentages, area, circumference, and volumeFollow instructions delivered in written, oral, or diagram formTroubleshoot problems with several concrete variables in standardized situationsApply critical thinking to technical problem-solvingSystemsUnderstanding on how to access and use modules specific to job function in Thogus ERP systemLicensesTow Motor LicenseValid Driver’s LicensePhysical demandsRegularly stand and walkReach with hands; use hands to finger, handle, or feelOccasionally stoop, kneel, crouch, or crawlOccasionally sit and climb or balanceLift and/or move up to 50 poundsVision: close, distance, color, peripheral, depth perceptionADA Notice: Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.You should be proficient inInjection Molding Machine Maintenance Experience