Fiber Optics Test Development and Assembly Support Engineer - Sembawang

apartmentLIGHTSPEED PHOTONICS PTE. LTD. placeSembawang scheduleFull-time calendar_month 
We are looking for a dynamic Fiber Optics Test Development and Assembly Support Engineer to support the development, testing, and production of high-performance fiber optic optical interconnects. This role bridges engineering and NPI, with a strong emphasis on test development, assembly troubleshooting, and electronic design support.

The ideal candidate is a strong team player with hands-on experience in optical and electronic test systems, test automation (Python), communication protocols (I2C), and working knowledge of high-speed PCB design and FPGA-based systems.

Key Responsibilities:

  • Develop and maintain semi-automated test systems for optical and electronic components for R&D.
  • Support the assembly and troubleshooting of fiber optic modules, including root cause analysis of failures during prototyping and production.
  • Interface with and program I2C-based devices for configuration and diagnostics.
  • Operate and interpret data from test instruments including power meters, optical spectrum analyzers, oscilloscopes, optical scope, BERTs, and high-speed signal analyzers.
  • Assist in the design and validation of high-speed PCBs, including signal integrity review and testing.
  • Work with FPGA engineers to test and validate firmware functionality during development and integration phases.
  • Collaborate closely with R&D, NPI, and manufacturing teams to ensure smooth transfer of new designs into production.
  • Create and maintain documentation including test procedures, work instructions, and technical reports.
  • Support continuous improvement initiatives in both product design and test processes.

Required Qualifications:

  • Bachelor’s or Master’s degree in Electrical Engineering, Optical Engineering, or a related field OR Diploma in electronics with > 5 years hands on experience
  • 3–5+ years of experience in test engineering, preferably in fiber optics or high-speed electronics.
  • Proficient in Python for test automation and data processing.
  • Strong understanding of I2C communication, including debugging and register mapping.
  • Hands-on experience with optical and electronic test equipment.
  • Exposure to high-speed PCB design (signal integrity, layout constraints, impedance control).
  • Basic familiarity with FPGA hardware and firmware, including understanding of interfaces and debug processes.
  • Experience supporting manufacturing or assembly processes in a technical role.
  • Excellent problem solving and analytical skills
  • Very strong in cross-functional collaboration and communication skills

Preferred Technical Skills:

  • Experience with high-speed optical transceivers (QSFP/SFP), PAM4, or embedded optics.
  • Familiarity with test data analysis tools (e.g., MATLAB, Excel, or custom dashboards).
  • Knowledge of communication protocols beyond I2C (SPI, UART, MDIO).
  • Exposure to PCB design tools (Altium, Cadence) and simulation software.
  • Experience with version control and test data management systems.
  • Exposure to high-speed PCB design (signal integrity, layout constraints, impedance control).

Basic familiarity with FPGA hardware and firmware, including understanding of interfaces and debug processes.

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