Spray Machine Operator Jobs in Compton, CA (NOW HIRING)

Position Title: Conformal Coating Sprayer
Department: Conformal Coat
Location: Santa Ana, CA
FLSA Status: Non-exempt, Full- Time
Clearance Type: Secret Clearance Required for start: No
About Us
Regal Technology Partners is a vertically integrated aerospace and defense manufacturing platform, purpose-built for the programs that demand precision, reliability, and compliance rigor. We design and manufacture mission-critical electronic communication systems for prime contractors, Tier 1 suppliers, and government customers operating in the most regulated corners of the defense industrial base.
What we offer our team:
• 4/10 work schedule
• Weekly pay
• 401(k) with company match of up to 4% of contributions
• Medical, dental, vision, pet insurance, and more
• $50,000 employer-paid life insurance policy
• 8 paid holidays, plus 1 additional floating holiday
• Generous paid time off (PTO)
Job Summary:
The Conformal Coating Sprayer is responsible for the preparation, application, and inspection of conformal coating on printed circuit board assemblies (PCBAs) to protect against moisture, dust, chemicals, and environmental stress. This position requires precision spray application, proper chemical handling, and strict adherence to engineering drawings, work instructions, and workmanship standards. The Sprayer plays a key role in ensuring finished assemblies meet all quality, coverage, and customer requirements.
Key Responsibilities:
• Prepare and load the correct conformal coating material for each job per work order and engineering documentation.
• Mix chemicals, coatings, and thinners according to required specifications, mix ratios, pot-life requirements, and chemical safety procedures.
• Set up and operate spray equipment, including verifying spray patterns, pressures, and machine parameters prior to production runs.
• Perform the full scope of the Parylene coating process, including part preparation, masking, chamber loading, deposition, and de-masking.
• Operate several different types of dispensing and coating machines to meet customer specifications.
• Apply an even, consistent coating to PCBs, ensuring proper coverage of required areas and complete masking/keep-out of prohibited areas.
• Inspect coated boards for proper coverage, thickness, and defects (bubbles, runs, cracking, de-wetting, overspray) using visual and UV/black light inspection per IPC-A-610 requirements.
• Perform touch-up and rework of coating defects as required.
• Clean and maintain spray, coating, and dispensing equipment to ensure proper operating condition, including changing fluids, cleaning machines, performing routine preventive maintenance, and reporting equipment issues.
• Maintain accurate record keeping for machine maintenance purposes.
• Follow engineering drawings, work instructions, and all chemical safety requirements, including proper use of PPE, SDS review, and hazardous material handling and disposal procedures.
• Complete accurate production records, including material lot numbers, mix times, and inspection results.
• Perform general housekeeping duties and maintain work area in compliance with 5S, ESD, FOD, and safety procedures to provide a safe and clean working environment at all times.
• Assist with companywide tasks and perform additional duties as assigned by the supervisor to accommodate fluctuating production requirements.
Qualifications:
• High school diploma or equivalent (preferred)
• 2+ years of experience in conformal coating, spray application, or electronics manufacturing (or equivalent combination of training and experience).
• Knowledge of conformal coating materials (acrylic, silicone, urethane, etc.) and application methods.
• Experience with both manual (handheld) and automated/selective coating equipment.
• Ability to read and interpret engineering drawings, work instructions, and specifications.
• Understanding of chemical safety practices, including PPE use and SDS requirements.
Physical Requirements:
• Ability to stand and walk on hard surfaces for extended periods throughout the shift
• Ability to lift, carry, push, and pull up to 50 lbs regularly
• Manual dexterity and hand-eye coordination to handle small, delicate components and operate conformal coating spray equipment.
• Ability to perform repetitive hand, wrist, and arm motions throughout the shift
• Visual acuity sufficient to inspect coated components for quality, coverage, and defects
• Must be able to wear required PPE including safety glasses, chemical-resistant gloves, and respirator when working with coatings and solvent.
This job description is intended to provide a clear overview of the primary duties and responsibilities for the Conformal Coating Sprayer position. It is not an exhaustive list, and other tasks may be required as needed to support the company's operations.
Regal Technology Partners is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all employees and applicants without regard to race, color, religion, sex, national origin, age, disability, genetic information, sexual orientation, gender identity, or any other characteristic protected by federal, state, or local laws. We strive to create an inclusive and diverse work environment where everyone is valued and respected.
If you require any accommodation during the application process or have any questions regarding our EEO policies, please contact Human Resources, hr@regaltechnology.com