Senior Engineer, Laser Development

POET Technologies; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

POET Technologies in Singapore seeks a Senior Engineer, Laser Development to design and develop advanced optoelectronic devices, including FP lasers, DFB lasers, EMLs, and external cavity laser modules. You will build test setups and integrate them into in-house manufacturing processes.

The role requires 5+ years of laser/photonic device experience, strong simulation skills (Lumerical/Crosslight), and proficiency in Python and DOE.

Qualifications

• Master’s or PhD in optical engineering, physics, electrical engineering, or related field.
• 5+ years of experience with lasers or semiconductor photonic devices.
• Experience with simulation tools such as Lumerical or Crosslight.
• Knowledge of semiconductor fabrication processes.
• Proficiency in Python, Excel, JMP, Minitab, or DOE.
• Experience with mask layout tools such as Klayout.
• Strong communication and teamwork skills.

Responsibilities

• Design and develop semiconductor laser-based devices.
• Build imaging setups for beam characterization and chip waveguide measurements.
• Integrate optical systems for stable wavelength and power control.
• Perform thermal, electrical, and high-frequency performance characterization and testing.
• Design and lead experiments to evaluate laser diode components.
• Improve correlation between measurements and simulations.
• Maintain full traceability of test and sample data.
• Serve as a technical lead for laser device development within optical engines.
• Generate test reports with detailed analysis.
• Support the lifecycle from design through high-volume manufacturing.

Skills

Laser experience

Teamwork

Communication skills

Python

Excel

Minitab

DOE

Education

Master’s or PhD in optical engineering / physics / electrical engineering

Tools

Lumerical

Crosslight

Klayout

Job description

The Senior Engineer, Laser Development will design and develop advanced optoelectronic devices including FP lasers, DFB lasers, EMLs, and external cavity laser modules. This role includes building test setups and characterization capabilities aligned with the company’s technology roadmap and integrating them into in-house manufacturing processes.

Responsibilities

• Design and develop semiconductor laser-based devices
• Build imaging setups for beam characterization and chip waveguide measurements
• Integrate optical systems for stable wavelength and power control
• Perform thermal, electrical, and high-frequency performance characterization and testing
• Design and lead experiments to evaluate laser diode components
• Improve correlation between measurements and simulations
• Maintain full traceability of test and sample data
• Serve as a technical lead for laser device development within optical engines
• Generate test reports with detailed analysis
• Support the lifecycle from design through high-volume manufacturing

Qualifications & Requirements

• Master’s or PhD in optical engineering, physics, electrical engineering, or related field
• 5+ years of experience with lasers or semiconductor photonic devices
• Experience with simulation tools such as Lumerical or Crosslight
• Knowledge of semiconductor fabrication processes
• Proficiency in Python, Excel, JMP, Minitab, or DOE
• Experience with mask layout tools such as Klayout
• Strong communication and teamwork skills
• Experienced candidates will be considered for higher level position.