Job Details

At Winonics, we foster a collaborative and innovative work environment where employees are valued and empowered. With a strong presence in the manufacturing industry, we are committed to excellence, safety, and continuous improvement. Our team-oriented approach ensures that every employee has the resources and support needed to succeed in their role.

We pride ourselves on a structured yet dynamic workplace, where hands-on training and mentorship are key components of our culture. Our leadership team is approachable, encouraging open communication and professional growth. Whether through technical training, skill-building opportunities, or a focus on operational efficiency, we invest in our employees to help them thrive.

Position: Sr. Maintenance Technician

Location: Brea, CA - Full-Time, Onsite

Position Description

As a Senior Maintenance Technician, you will play a critical role in maintaining the operational efficiency of our PCB manufacturing facility in Brea, CA. This position requires a detail-oriented professional with expertise in electrical, mechanical, and facility maintenance systems. The ideal candidate is proactive, safety-conscious, and skilled in troubleshooting complex manufacturing equipment in a fast-paced, team-driven environment.

Duties & Responsibilities:

• Perform preventive and corrective maintenance on manufacturing equipment to minimize downtime and optimize performance.
• Troubleshoot and repair electrical, mechanical, hydraulic, and pneumatic systems.
• Maintain and repair CNC machines, lamination presses, plating lines, chillers, compressors, and other specialized equipment.
• Diagnose and service 3-phase motors, DC motors, heaters, level sensors, proximity sensors, thermocouples, blowers, pumps, and conveyor systems.
• Work safely on electrical panels and control cabinets; repair or replace PLCs, relay and contactor systems.
• Maintain plumbing systems, including sweat copper, threaded pipe, PVC, and Poly Pro.
• Support facility maintenance tasks such as carpentry, welding, minor roof repairs, and chemical handling in plating or treatment areas.
• Inspect and maintain fire protection, alarm, and HVAC systems.
• Set up, install, and integrate new equipment with existing systems.
• Maintain accurate maintenance records and communicate issues to management.
• Collaborate with manufacturing and engineering teams to improve uptime and operational efficiency.
• Must be available for overtime, weekend work, and emergency repair calls as needed.

Job Qualifications:

• 5+ years of maintenance experience in a manufacturing or industrial environment (PCB or semiconductor experience is a plus).
• Strong working knowledge of electrical, mechanical, hydraulic, and facility systems.
• Ability to troubleshoot, diagnose, and repair a wide range of manufacturing and utility equipment.
• Experience with CNC machinery, PLC systems, and diagnostic tools.
• Skilled in the safe use of hand and power tools.
• High school diploma or equivalent required; technical certification or associate degree preferred.
• HVAC or building maintenance certification is a plus.
• Certified Maintenance and Reliability Professional (CMRP) preferred.
• Ability to work independently or as part of a team in a fast-paced environment.
• Basic computer skills required.
• Forklift experience is a plus.

Hourly Pay: $30 - $35 per hour

Compensation is based on relevant experience, education, certifications, and specialized skills.

Benefits

Winonics provides comprehensive medical, dental, and vision plans, employee life and accidental death, and disability, provides paid time off and paid holidays. Opportunities for professional development and career advancement.

Why Join Winonics?

At Winonics, we invest in both cutting-edge technology and our employees' professional growth. If you're looking for a role where you can make an impact, collaborate with top industry professionals, and be part of a company committed to excellence, we'd love to hear from you!

Winonics is an ITAR-compliant facility, and all employees must meet ITAR eligibility requirements. We are an Equal Opportunity Employer and comply with all federal, state, and local employment laws.

All employment offers at Winonics are contingent upon the successful completion of a background check and pre-employment drug screening. Winonics is a drug-free workplace and complies with all applicable federal, state, and local laws regarding background investigations and substance testing.