Maintenance Mechanic

CoWorx Staffing Services; Portland (CT); On-site; USD 70,000 - 100,000; Full time

Benefits offered by this job

Health insurance

401(k) with company match

Company-paid life insurance

Tuition reimbursement

Referral bonus program

Twelve paid holidays

Bonus opportunity

Job summary

CoWorx Staffing Services in Portland, CT is seeking a skilled CNC Maintenance Mechanic II. The role focuses on maintaining, troubleshooting, repairing, and improving CNC machinery and production equipment to maximize uptime, quality, and efficiency.

The ideal candidate has extensive CNC troubleshooting experience and a strong background in electrical, hydraulic, pneumatic, and mechanical systems, with experience in aerospace/defense environments and PLC-controlled automation.

Qualifications

• High School diploma or GED required.
• 8+ years of CNC troubleshooting and repair experience.
• 5+ years of experience troubleshooting electrical, hydraulic, and pneumatic systems.
• Experience performing preventive maintenance on manufacturing equipment.
• Experience working with vendors and processing maintenance materials/services.
• Strong mechanical aptitude and technical troubleshooting skills.
• Experience in aerospace/defense or precision manufacturing environments.
• Familiarity with PLC-controlled equipment and industrial automation systems.
• Welding, fabrication, or machining experience.

Responsibilities

• Perform preventive and predictive maintenance on CNC machines and production equipment.
• Troubleshoot and repair mechanical, electrical, hydraulic, and pneumatic systems to minimize downtime.
• Diagnose equipment malfunctions using precision measuring and testing instruments.
• Remove, repair, and replace defective components using hand tools, power tools, hoists, and cranes.
• Install, relocate, and commission shop machinery and manufacturing equipment.
• Adjust and calibrate machinery, controls, and mechanical systems for proper performance.
• Coordinate maintenance activities with production teams and support continuous improvement initiatives.
• Fabricate or modify repair components to support equipment reliability.
• Maintain spare parts inventory and coordinate with vendors for parts and services.
• Document maintenance activities and ensure safety and quality standards.

Skills

CNC troubleshooting

Electrical systems

Hydraulic systems

Pneumatic systems

Mechanical aptitude

Vendor coordination

Education

High School diploma or GED

Tools

PLC systems

Job description

Job Description:

Location: Portland, Connecticut

CNC Maintenance Mechanic II, Portland, CT, F/T Monday – Friday, 7:00 AM to 3:30 PM – Typical work week: 40-45 hours
We’re seeking an experienced CNC Maintenance Mechanic II to support manufacturing operations serving the aerospace and defense industries.
This hands‑on role is responsible for maintaining, troubleshooting, repairing, and improving CNC machinery and other production equipment to maximize uptime, quality, and efficiency. The ideal candidate will have extensive CNC troubleshooting experience and a strong background in electrical, hydraulic, pneumatic, and mechanical systems.

Responsibilities:

• Perform preventive and predictive maintenance on CNC machines, production equipment, motors, conveyors, pneumatic systems, and mechanical equipment.


• Troubleshoot and repair mechanical, electrical, hydraulic, and pneumatic systems to minimize downtime.


• Diagnose equipment malfunctions using precision measuring and testing instruments.


• Remove, repair, and replace defective components using hand tools, power tools, hoists, and cranes.


• Install, relocate, and commission shop machinery and manufacturing equipment.


• Adjust and calibrate machinery, controls, and mechanical systems to ensure proper performance.


• Partner with production teams to coordinate maintenance activities and support continuous improvement initiatives.


• Fabricate or modify repair components as needed to support equipment reliability.


• Maintain spare parts inventory and coordinate with vendors for specialized repairs and replacement parts.


• Document maintenance activities and ensure compliance with safety and quality standard.

Desired Background/Skills:

• High School Grad or GED.


• Minimum 8 years of CNC troubleshooting and repair experience.


• At least 5 years of experience troubleshooting and repairing electrical, hydraulic, and pneumatic systems.


• Experience performing preventive maintenance on manufacturing equipment and machinery.


• Experience working with vendors and processing purchase requisitions for maintenance‑related materials and services.


• Strong mechanical aptitude and technical troubleshooting skills.


• Experience supporting CNC machining operations in aerospace, defense, or other precision manufacturing environments.


• Familiarity with PLC‑controlled equipment and industrial automation systems.


• Welding, fabrication, or machining experience.

Other Information:

• Health, dental, and vision insurance.


• 401(k) with company match.


• Company‑paid life insurance.


• Tuition reimbursement.


• Referral bonus program.


• Twelve paid holidays.


• Bonus opportunity.

CoWorx is an equal opportunity employer dedicated to fostering a diverse and inclusive team. We believe that a varied workforce enhances our business outcomes and contributes to a brighter future for our internal teams, Field Talent, customers, and communities. We are committed to considering all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, or veteran status, and we do not discriminate based on disability.
If you are a person with a disability and require assistance during the recruitment process, please reach out to us.
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Location: Portland, Connecticut