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Astro Pak

Passivation and high-purity cleaning services

Wet Line Technician

Machine & Process OperationPosted on Nov 6
Full-timeFremont, CA, USA$22 - $24 /hrIn-person

About the Job

Requirements

  • A high school diploma, GED, or equivalent experience is required.
  • Strong attention to detail and a commitment to quality and safety are required.
  • The ability to follow detailed instructions and accurately document work is required.
  • A willingness to learn precision-cleaning processes and safe chemical-handling practices is required.
  • The ability to learn and use basic measuring, monitoring, and production equipment is required.
  • Basic math skills, including measurements, ratios, and percentages, are required.
  • Basic computer skills to complete electronic production records are required.
  • Effective verbal and written communication skills in English are required.
  • The ability to work independently and collaborate with a production team is required.
  • Candidates must be able to perform the essential functions of the role, with or without reasonable accommodation, including standing and walking for extended periods, bending, reaching, and performing repetitive hand movements.
  • The ability to lift and move up to 50 pounds, with assistance when appropriate, is required.
  • Candidates must be able to wear required protective equipment, which may include safety glasses, chemical-resistant gloves, aprons, face shields, protective footwear, and cleanroom garments.
  • Candidates must be able to wear a respirator when required, subject to medical clearance, training, and fit testing.
  • Willingness and availability to work overtime, including early mornings, evenings, weekends, or holidays, as business needs require, is required.
  • The ability to meet applicable requirements for work subject to U.S. Export Control Laws is required.
  • A commitment to following all training, quality, environmental, compliance, and safety procedures is required.

Responsibilities

  • Review work instructions, job travelers, and customer specifications before beginning each job.
  • Inspect, sort, stage, and document customer parts before cleaning.
  • Perform precision cleaning, rinsing, etching, and passivation using approved chemicals, solvents, detergents, and purified water.
  • Operate ultrasonic cleaning equipment, rinse stations, chemical tanks, and related wet-processing equipment.
  • Measure and monitor processing time, temperature, chemical concentration, and rinse quality.
  • Safely load, transfer, and remove parts from equipment while preventing damage, contamination, or mixing between customer orders.
  • Maintain accurate production records and lot-number traceability throughout the cleaning process.
  • Check parts for visible cleanliness and report defects or process concerns to the Lead or Manager.
  • Transfer completed parts to inspection, testing, or cleanroom packaging.
  • Keep tanks, equipment, tools, and production areas clean and organized.
  • Follow established procedures for labeling, storing, and handling chemicals and hazardous materials.
  • Support chemical inventory, solution changes, and waste handling as trained and authorized.
  • Assist with packaging, material handling, shipping, receiving, and other production activities as needed.
  • Promptly report equipment malfunctions, spills, safety hazards, and quality concerns.

Desired Qualifications

  • Experience in manufacturing, production, chemical handling, metal finishing, semiconductor operations, or a cleanroom environment is preferred but not required.

About the Company

Astro Pak

Passivation and high-purity cleaning services

Astro Pak offers passivation, precision cleaning, and high-purity chemical cleaning for cleanliness-sensitive parts and assemblies across pharma, biotech, aerospace, laser, semiconductor, water treatment, and industrial markets. It performs tailored chemical cleaning either on-site at customer facilities or in its cleanrooms, followed by passivation or surface finishing to improve corrosion resistance and equipment longevity, all with validated, regulator-aligned processes. The company combines decades of experience, a broad service portfolio, and an on-site capability model with in-house cleanrooms to meet stringent industry standards. Its goal is to help customers achieve high cleanliness and surface reliability while ensuring regulatory compliance and minimizing downtime.

Company size
201-500
Company stage
Not listed
Total funding
Not listed
Headquarters
Costa Mesa, CA
Founded
1959

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