QA Inspector

QC/QA Inspector

Sierra Circuits is a Silicon Valley-based leader in printed circuit board manufacturing and assembly, specializing in high-quality, quick-turn and complex prototypes. With over 35 years of experience, Sierra provides a seamless, end-to-end PCB solution—from design and fabrication to assembly and testing—all under one roof at its state-of-the-art facilities in Sunnyvale, California. Sierra Circuits is committed to supporting engineers and designers through extensive educational resources. The company offers free online tools such as the Stackup Designer, Impedance Calculator, Material Selector, and BOM and DFM Checkers, along with technical blogs, webinars, design guides, and its SierraConnect community forum. Sierra Circuit serves all industries including aerospace, defense, medical, automotive, and telecommunications, building PCBs to the highest industry standards, and keeping innovation at the forefront of everything we do.

The QC/QA Inspector is responsible for ensuring that the quality of Printed Circuit Boards (PCB) and Printed Circuit Board Assemblies (PCBA) meet required standards and specifications during the manufacturing process. The role focuses on performing inspections and tests to verify product quality and to ensure compliance with industry standards.

Responsibilities:

• Visual Inspection: Inspect PCBA for visible defects such as soldering issues, component misplacement, wrong component, damaged parts, etc. Use magnification tool and visual aids to check for small defects or solder anomalies.
• Testing and Verification: Operate testing equipment such as multimeters, AOI machine, X-Ray machine, or automated test system to verify products meet acceptable criteria.
• Documentation and Reporting: Record inspection results on shop floor control system and maintain detailed logs for quality tracking. Prepare non-conformance material reports (NCMR) for any defects found that need MRB disposition during inspection.
• Compliance with Standards: Ensure PCBA production complies with industry standards such as IPC-A-610, J-STD-001, and other relevant standards.
• First Article Inspection (FAI): Perform SMT FAI (pre-reflow & post-reflow) and PTH FAI. Complete the FAI report or AS9102 as requested for Aerospace products.
• Traveler and Certificate of Conformance (CoC): Ensure the previous process steps are completed before inspection and sign the traveler after inspection. Print the CoC and other required documents to go along with final products before moving to shipping.
• Maintain a clean and orderly workspace.
• Other duties as assigned.

Qualifications:

• Communication: Read, write, and communicate in English.
• Education: High school diploma or equivalent; vocational training or certification in electronics, PCB assembly, or quality control is a plus.
• Experience: Previous experience in PCBA or quality assurance is highly desirable.
• Knowledge: Familiarity with IPC standards, PCBA manufacturing processes, and electronic components.
• Attention to Detail: Ability to visually verify fine detail work and perform thorough inspections.
• Understanding Instructions: Ability to understand the Assembly Drawings, Visual Aids, ECO, Deviations, and follow directions when inspecting PCBA.
• Moderate physical lifting of up to 20-Ibs
• Some out-of-department in-process inspection upon request.

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 50 lbs., bend, stand, or climb on step ladders as necessary.

Environment: Manufacturing/Chemical Industrial

Hourly Rate Range: $20 - $33 per hour

What We Offer:

• Full - Time, exempt position
• Excellent benefits package includes; Medical (HMO & PPO), Dental, Vision, Flexible Spending Accounts, Basic Life/ADD, Voluntary Benefits
• Vacation, sick and paid holidays

Monday - Saturday Must be flexible. AM Shift or PM Shift.