Via Fill Operator

Company: Sierra Proto Express
Location: Sunnyvale
Posted on: April 1, 2026

Job Description:

ABOUT THE COMPANY: 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. SUMMARY OF JOB FUNCTION: The Via Fill Operator is primarily responsible for processing printed circuit boards (PCB) panels through the via fill process. This includes panel prepping and processing thru via fill, baking & planarizing according to the travelers or as directed by Managers while following department standard operating procedures. She/He will also act as Driver for delivery/pick-up as needed. KEY RESPONSIBILITIES: Via Fill Operator Check travelers for special instructions, due date and special request for priority before starting the via fill process. Verify that all quality requirements have been met prior to moving jobs. Assist department in achieving zero scrap per month. Perform daily & weekly preventative maintenance on machines and perform house keeping duties to maintain a clean and safe work environment. Inform Managers of any potential problems. Interact professionally and diplomatically with managers, co-workers, customers and vendors. Be punctual and maintain good attendance. Other duties as assigned. QUALIFICATIONS - KNOWLEDGE/SKILLS- EXPERIENCE: High School Diploma preferred. 2 years experience in PCB manufacturing industry is preferred Prior experience with via fill process a plus. Ability to read and understand technical work instructions, production travelers, and standard operating procedures. Ability to follow procedures/instructions and maintain quality of products at all time. Ability to follow priority schedule as directed by Managers while following all department safety & standard operating procedures. Good written and verbal communication skills. Good computer skills and the ability to learn new skills and tasks as required, especially PCB software (ProCim). Must be detailed oriented, self-motivated, and able to multi-task. Ability to occasionally lift up to 25 pounds and stand/walk throughout the day. Ability to perform at the highest level in a fast-paced environment. 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 50 lbs., bend, stand, or climb on step ladders as necessary. ENVIRONMENT : Manufacturing/Chemical Industrial California Salary Range: $22-$28 per hour and Benefit perks

Keywords: Sierra Proto Express, Sunnyvale , Via Fill Operator, Manufacturing , Sunnyvale, California