Manufacturing Process Engineer

Manufacturing Process Engineer

Work Location: Newark, California

Job type: Full-Time

Posted: 09-07-2021

Salary: Negotiate


Job Description

Join a dynamic, fast-paced company located in the heart of the Silicon Valley. Sierra Circuits is the leading name in printed circuit boards, specializing in PCB manufacturing and the assembly of High Density Interconnect Technology. From PCB layout and design to assembly and manufacturing, Sierra Circuits handles all aspects of PCB production. Since 1986, we have served over 20,000 PCB designers and engineers. We provide customers with quality, reliability, and a single point of support.

The Assembly Sr. Process Engineer is responsible for modeling how we will achieve zero defects.  

Job Responsibilities

  • Manage & monitor the execution of projects to successful completion within given timeline. 
  • Track quality and productivity yields of each production line by maintaining in-process data collection and analysis. 
  • Follow current system to ensure that all proper documentation and data is available for all assembly jobs. 
  • Maintain MPI, thermal profiles, process development, screen printing programs, stencil design, tooling, fixture, and any other programs that are related to quality assurance of all assemblies.
  • Set up and maintain thermal profiles system for all types and sizes of PCBs and all other programs related to PCB assembly.
  • Define, develop, and provide support for SMT, Wave, 2nd Op, Box Build, and Rework processes.
  • Develop MPI (Manufacturing Process Instruction) & Rework Instructions.
  • Support major SMT in the operating, programming, process validation, including machines such as stencil printer, SPI, pick/place, and reflow, AOI.
  • Design and order production tooling such as stencils/fixtures.
  • Recommend and perform continuous improvement in all production areas.
  • Disposition workmanship defects per IPC-A-610-E and participate in the root cause analysis for any defective products.
  • Provide training/guidance to technicians and operators.
  • Complete annual performance evaluations for direct reports in a timely manner and promptly address performance counseling as needed. 
  • Create a positive work environment for team work and build high moral for everyone. 
  • Be available for after-hours emergency calls and flexible to work hours needed by the Company. 
  • Other duties as assigned. 

Job Requirements

  • BS in Engineering or related field preferred.
  • 7-10 years of experience in electronics hardware industry related to design and/or PCB fabrication and /or Electronic assembly/contract manufacturing.
  • 5+ years of experience in mechanical and familiar with GDT. 
  • Familiar with schematics, PCB fabrication drawings and electronic components that are mounted on electronic assemblies.
  • Certificate in PCB design and or electronics assembly a plus.
  • Ability to evaluate and/or check layout designs, bills of materials, etc. of electronic PCB assemblies. Able to evaluate gerbers.
  • Knowledge of testing and/or circuit schematics design is a plus.
  • Excellent computer skills; Microsoft Office including Word, Excel PowerPoint, and Gerber software a plus.
  • Must have good understanding of SMT processes and be able to identify/solve daily production issues.
  • Must be able to understand basic elements, including reading of BOM, AVL, ECO/ECNs, assembly, fab, and mechanical drawings.
  • Good understanding of Valor Trilogy, V-Plan and Quality standards such as ISO and IPC610.
  • Dependable and flexible to work extended hours based on company needs.
  • Must have good understanding of SMT processes and be able to identify/solve production daily issues.
  • Must have a professional demeanor and excellent customer service/follow-up skills with a sense of urgency.
  • Excellent written and verbal sales communication skills.
  • Ability to perform at the highest level in a fast-paced environment.


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