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SPI Tech Operator 1

Sierra Proto Express
San Jose, CA Full Time
POSTED ON 8/5/2025 CLOSED ON 9/5/2025

What are the responsibilities and job description for the SPI Tech Operator 1 position at Sierra Proto Express?

The SPI Technician /  Operator is responsible for operating and maintaining the Solder Paste Inspection (SPI) equipment to ensure accurate inspection of solder paste deposition during the surface mount assembly process. This role is critical for maintaining product quality and identifying solder-related defects early in the manufacturing process. The ideal candidate will have experience in SMT production and a strong attention to detail.

KEY RESPONSIBILITIES: 

SPI Technician/Operator

  • Operate SPI equipment (e.g., Koh Young, Cyber-Optics, Mirtec, ect.) to inspect solder paste deposits on PCBs. 
  • Load programs and verify recipes for each production job based on process instructions. 
  • Perform first article inspections and validate solder paste print quality against specifications. 
  • Review inspection results and make decisions on pass/fail criteria according to IPC standards.
  • Identify and escalate quality issues related to solder paste printing to Process or SMT engineers.
  • Perform routine maintenance, calibration, and cleaning of SPI machines. 
  • Record and maintain inspection data for process tracking and traceability. 
  • Work closely with the SMT line team to optimize stencil printing process and reduce defects.
  • Support continuous improvement initiatives and root cause analysis activities.

QUALIFICATIONS - KNOWLEDGE/SKILLS- EXPERIENCE:

  • High School diploma or GED required; technical certificate or associate degree preferred.
  • 1 years of experience in SMT manufacturing, preferably with SPI equipment.
  • Familiarity with IPC-A_610 and SMT inspection standards.
  • Ability to interpret assembly drawings and process documents
  • Basic computer skills and ability to use inspection and analysis software.
  • Excellent oral and written communication skills. 
  • Exceptional multi-tasking, organizational skills, strong attention to detail and accuracy.
  • Strong interpersonal skills and ability to work with all levels of management
  • Ability to adhere to the Company Employment and Safety policies. 
  • Ability to work well with others at all levels and to demonstrate teamwork.
  • Self-motivator and a sense of ownership and urgency to meet deadlines.
  • Must be able to maintain confidentiality & professionalism at all times.
  • Proficient in Microsoft Office using Excel, PowerPoint, and Word required.

SUPERVISES: None

PHYSICAL DEMANDS:    The physical demands described here represent those that an employee must meet to perform the essential functions of this job successfully. While performing the duties of this job, the employee is regularly required to talk or hear. The employee must frequently stand, walk, and reach with hands and arms. The ability to lift 20 lbs., open filing cabinets, and bend, stand, or climb on step ladders as necessary.

ENVIRONMENT

 - The manufacturing facility is exposed to electronics assembly equipment and materials.

- May require working in a controlled environment with specific temperature and humidity requirements.

- Personal Protective Equipment (PPE) is required to perform the work.


CA Salary ranges from $20 - $30 with benefits and perks. 


Salary : $20 - $30

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