Injection Molding Technician III- 3rd Shift

Whelen Engineering; Charlestown (NH); On-site; USD 40,000 - 55,000; Full time

Job summary

A manufacturing company in Charlestown, NH, is seeking an Injection Molding Technician III for the 3rd shift to support high-volume production processes. The role involves performing mold changes, machine setups, and process adjustments to ensure consistent quality. Candidates will be trained at any experience level and must have strong mechanical skills and a commitment to safety. The position requires lifting up to 80 pounds and working in a fast-paced environment.

Qualifications

• Willingness to train as no experience is required.
• Comfortable in a fast-paced production environment.
• Ability to lift up to 80 pounds.

Responsibilities

• Perform mold changes and machine setups.
• Diagnose and resolve machine issues.
• Train and mentor other technicians.

Skills

Strong mechanical aptitude

Problem-solving skills

Attention to detail

Basic understanding of hydraulic systems

Basic understanding of pneumatic systems

Ability to read blueprints

Education

High school diploma or equivalent

Job description

Injection Molding Technician III- 3rd Shift

Department: Molding (604)

Employment Type: Full Time

Location: Charlestown, NH

Description

Job Title: Mold Processor III - 3rd Shift

Schedule: Sunday- Thursday 11:15PM- 7:45AM

Facility location: Charlestown, NH

Details:

The Injection Molding Technician is responsible for performing mold changes, machine setups, and process adjustments to support high-volume production. This role involves troubleshooting machine issues, optimizing processes, and ensuring consistent part quality. We are seeking candidates at all experience levels — from entry-level (Level 1) with no prior experience to highly skilled technicians (Level 5). We provide structured training and development opportunities to help employees grow through the technician levels.

Mold Changes & Setup:

• Perform mold changes according to production schedules and setup sheets.
• Safely remove and install molds using cranes, hoists, and other equipment.
• Ensure proper mold alignment, waterlines, and electrical connections during setup.
• Start up machines and verify correct mold installation and part quality.

Process Adjustments & Optimization:

• Set up, operate, and fine-tune injection molding machines to meet production and quality standards.
• Adjust machine parameters to maintain consistent cycle times, part quality, and process stability.
• Troubleshoot and resolve processing issues (e.g., flash, short shots, burns).
• Develop and document optimized setup sheets using scientific molding principles.

Troubleshooting & Maintenance:

• Diagnose and fix machine issues related to hydraulic, pneumatic, and electrical systems.
• Communicate with maintenance and tool room teams to resolve mold and machine issues.
• Perform basic machine maintenance and ensure proper care of molds and tooling.

Training & Continuous Improvement:

• Participate in and provide feedback for technician training programs.
• Collaborate with engineers and tool design teams to improve mold and part performance.
• Maintain accurate process documentation and setup sheets.
• Train and mentor other technicians and mold changers as experience increases.

Qualifications:

• High school diploma or equivalent.
• No experience required — willing to train the right candidate.
• Strong mechanical aptitude and problem‑solving skills.
• Ability to read and interpret blueprints, mold schematics, and process sheets.
• Basic understanding of hydraulic, pneumatic, and electrical systems is a plus.
• Comfortable working in a fast‑paced, high‑volume production environment.
• Strong attention to detail and commitment to safety.

Applies basic and some intermediate skills to perform functions in the execution of existing procedures, techniques, tools, materials and/or equipment to the position within assigned area

Education:

• High School diploma and or equivalent preferred but not required.

Physical demands & Abilities:

• Able to lift up to 80 pounds.
• Position will require sitting, walking, or standing for at least 40 hours per week.
• Regularly performs repetitive task.
• Able to stand for entire shift.
• Overtime as required.
• Specific vision abilities required include close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus.
• Must be able to communicate effectively with co‑workers, supervisors, and third parties. This ability to communicate requires the employee to be conversant in English as most of our workforce and the third parties that we encounter only speak English.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

All Employees Shall:

• Comply with the EH&S Policy and applicable regulatory and company EH&S rules and requirements.
• Report to supervision conditions or practices that are either unsafe or that may adversely impact the environment, to ensure prompt resolution of potential hazards.
• Attend scheduled EH&S training program.
• Actively support the organization’s efforts to meet or exceed EH&S goals and plans.
• Recommend improved EH&S practices.

The incumbent is responsible for complying with the policies in Whelen’s "Employee Handbook".

This Job Description is to serve as a guide. It is intended to be flexible and will continue to evolve over time with business needs and demands and may be updated periodically and at the Company’s discretion. Nothing in this position description changes or is intended to change the employment at-will relationship with the Company. Employment at-will means that an employee or the Company may terminate the employment relationship at any time, for any reason or no reason at all, with or without notice.