Machine Operator - SMT

As an SMT Operator at Rocket EMS, you will play a critical role in building high-reliability PCB assemblies by setting up, operating, and monitoring SMT production equipment.

You’ll run screen printers, SPI, pick-and-place machines, and reflow ovens to ensure every build meets IPC-A-610 Class 2 and 3 workmanship standards.

This position requires strong technical aptitude, attention to detail, and the ability to follow precise build documentation in a fast-paced electronics manufacturing environment.

• Review build documentation such as MPIs, assembly drawings, ECOs, BOMs, and customer requirements before beginning work.
• Set up and operate SMT equipment including: Screen printers Solder paste inspection (SPI) systems Pick-and-place machines (Fuji, Panasonic, Juki, etc.) Reflow ovens
• Screen printers
• Solder paste inspection (SPI) systems
• Pick-and-place machines (Fuji, Panasonic, Juki, etc.)
• Reflow ovens
• Verify feeder setups, component orientation, reference designators, and correct loadouts according to the BOM.
• Perform machine program loading, verification, and first-article checks as required.
• Monitor machine performance, address mis-picks, placement errors, and stoppages promptly, and escalate recurring issues to the Lead, Engineer, or Supervisor.
• Conduct visual and AOI pre-verification to ensure solder paste deposits, component placements, and reflow results meet IPC-A-610 standards.
• Perform basic machine maintenance, cleaning, and calibration tasks according to established procedures.
• Assist in first article builds, ensuring accuracy of placements, polarity, and component values.
• Identify and correct SMT-related defects; escalate systemic issues to Engineering or Quality.
• Maintain clean, organized work areas and follow all ESD, MSD, and handling procedures.
• Record production data, downtime events, and pass-down information accurately.
• Support other areas of production—such as AOI, rework, or kit prep—as directed by Supervisor, Engineer, or Manager.
• Participate in continuous improvement initiatives and 5S activities to improve efficiency and quality.

• High school diploma or equivalent (required)

• Minimum 1–2 years of SMT production experience in contract manufacturing or electronics assembly (preferred).
• Experience operating pick-and-place machines, SPI, and reflow ovens (preferred).
• IPC-A-610 certification (preferred or required depending on role level).

• Ability to read assembly drawings, MPIs, ECOs, and BOMs.
• Strong understanding of component identification, polarity, and package types (0402, 0201, ICs, BGAs, QFNs, etc.).
• Knowledge of solder paste application and reflow profiles.
• Mechanical aptitude for troubleshooting minor machine issues.
• Excellent attention to detail and commitment to high-quality workmanship.
• Basic computer skills (Excel, Word, Outlook).
• Clear written and verbal communication skills in English.

• 401(k) with company match
• Medical, dental, vision, and life insurance
• Paid time off and company holidays
• Opportunities for advancement in a growing, technology-driven manufacturing environment

• 8-hour shift, Monday–Friday
• Overtime and weekends as needed

ITAR/EAR Compliance: Due to the nature of the work performed at Rocket EMS, this position may require access to export-controlled technical data or technology.

The successful candidate must be eligible to access such information under applicable U.S. export-control laws or be eligible for any required government authorization.

Rocket EMS will consider qualified applicants with criminal histories in a manner consistent with the California Fair Chance Act.

Candidates are not required to disclose criminal history or participate in a background check unless and until a conditional offer of employment has been made.

Any final offer of employment may be conditioned on completion of a background check, consistent with applicable law. #zr