Manufacturing Technician (SMT / Test Maintenance / Debug & FA)
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At a glance
Job overview
Lumilens is hiring a Manufacturing Technician (SMT / Test Maintenance / Debug & FA). Lumilens seeks detail‑oriented Technicians to support 24/7 manufacturing at its Bulim facility, performing equipment maintenance, line setups, troubleshooting and real‑time failure analysis to maximize uptime and throughput.
Key focus areas include Perform shift‑level equipment setup, calibration, and routine preventive maintenance, Respond rapidly to line‑down calls, clear equipment errors, and log error codes, and Perform component‑level touch‑ups, fine‑pitch soldering, and manual inspection following IPC standards.
Important skills include Equipment Maintenance, Failure Analysis, Preventive Maintenance, Oscilloscope, Soldering, and Workplace Safety.
Skills & qualifications
Skills
Qualifications
Full job description
About Lumilens At Lumilens, we are building the essential photonics infrastructure that will drive tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is ushering in a new era of computing that is faster, cooler, and dramatically more efficient. We’re a well-funded startup backed by Mayfield and led by veterans who have built and scaled some of the industry’s most transformative technologies.
About the Role We are looking for hands-on, detail-oriented Technicians to support 24/7 manufacturing operations at our Bulim facility. In this role, you will perform day-to-day equipment maintenance, line setups, basic troubleshooting, and real-time failure analysis to maximize line uptime and throughput.
Specialization Tracks
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SMT Process Technician: Set up feeders, perform nozzle changes, conduct stencil inspections, and monitor solder paste/reflow processes.
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Test Maintenance Technician: Perform preventive maintenance (PM) and first-line troubleshooting on test fixtures, cable harnesses, and pneumatic/electronic test stations.
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Debug / FA Technician: Perform board-level diagnostics, schematic tracing, multimeter/oscilloscope measurements, and precision solder rework on non-conforming units.
Key Responsibilities
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Perform shift-level equipment setup, calibration, and routine preventive maintenance to ensure high equipment availability.
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Respond rapidly to line-down calls, clear equipment errors, and log error codes in the MES/maintenance tracking system.
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Perform component-level touch-ups, fine-pitch soldering, and manual inspection following IPC standards.
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Assist engineers in executing line qualifications, engineering runs, and yield improvement actions.
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Adhere strictly to cleanroom, 5S, and Workplace Safety and Health (WSH) protocols.
Qualifications & Requirements
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Diploma or Higher Nitec / Nitec in Mechanical, Electrical/Electronic, Mechatronics, or Manufacturing Technology.
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1+ years of experience in a high-volume manufacturing, electronics assembly, or SMT plant environment.
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Hands-on proficiency with basic hand tools, multimeters, oscilloscopes, and soldering/desoldering equipment.
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Willingness to work rotating 12-hour shifts (Day/Night) on-site at the Bulim plant.
Benefits
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Competitive salary and benefits
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Opportunities for career advancement
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Work with a world-class team solving cutting-edge challenges
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Collaborative and innovative work environment
Lumilens is committed to building a diverse and inclusive workplace. We are proud to be an equal opportunity employer.
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