SMT Process Engineer

Emerald Technologies•Brea, CA

32d•Onsite

About The Position

Emerald Technologies has an exciting opportunity for a successful Surface Mount Technology (SMT) Process Engineer to join its Brea, CA team! The Surface Mount Process Engineer is responsible for the development, optimization, and support of Surface Mount Technology (SMT) processes within a high-mix, low-to-medium volume PCBA contract manufacturing environment. The Engineer serves as a subject matter expert (SME) in SMT and supports continuous improvement through data analysis, root cause investigation, and cross-functional collaboration. At Emerald Technologies each employee has a significant role in building innovative products for various industries. Come and work in a supportive, fun team atmosphere where the work is meaningful, and careers have no limits!

Requirements

Bachelor’s degree in Mechanical, Electrical, Industrial Engineering or a related technical field.
5–10 years of direct experience in SMT process engineering within a PCBA contract manufacturing environment.
Strong experience with SMT equipment (e.g., DEK, MPM, Panasonic, Fuji, Yamaha, Juki, Heller, Vitronics, Koh Young, CyberOptics, etc.).
Proficient in programming and operating SMT equipment including: Screen printers (e.g., DEK, MPM) Pick and place machines (e.g., Fuji, Yamaha, Panasonic, Juki)
Demonstrated ability to troubleshoot complex process and equipment issues using structured problem-solving methods.

Nice To Haves

Experience with high-reliability electronics for military, aerospace, or medical applications preferred.
Familiarity with MES systems (e.g., Aegis, FactoryLogix), ERP systems, and SPC tools is a plus.

Responsibilities

Provide technical leadership for SMT assembly processes, including stencil printing, solder paste inspection (SPI), pick and place, reflow soldering, X-ray, and automated optical inspection (AOI).
Program and optimize SMT equipment (e.g., screen printers, pick and place machines, reflow ovens, SPI, AOI, and X-ray machines).
Troubleshoot production issues and implement root cause corrective actions to eliminate process defects and downtime.
Develop and maintain process documentation, including Manufacturing Work Instructions (MWIs), process control plans, and equipment setup procedures.
Drive process improvement initiatives using Lean Manufacturing and Six Sigma principles to increase yields, reduce cycle times, and improve overall process efficiency.
Perform Design for Manufacturability (DFM) reviews in collaboration with customers and design engineers to ensure product designs align with best manufacturing practices.
Lead SMT line qualification activities, including equipment validation, process capability studies (CPK), and first article inspections (FAI).