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Black Semiconductor

Graphene photonics enable optical chip interconnects

SEM Technician

Inspection & TestConfirmed live in the last 24 hours
Part-timeAachen, GermanyNo salary listedHybrid

About the Job

Requirements

  • Technical training, or a bachelor’s or master’s degree in physics, chemistry, engineering, materials science, or a related field.
  • Previous hands-on experience operating scanning electron microscopy systems.
  • An understanding of sample preparation, imaging, measurement, and basic failure-analysis methods.
  • Willingness and ability to spend extended periods working in a cleanroom while wearing required personal protective equipment.
  • A structured approach to documentation, sample tracking, and task prioritization.
  • Good communication skills in English.
  • Willingness to learn, take increasing ownership, and support tasks beyond the immediate scope when needed.

Responsibilities

  • Prepare, handle, and inspect semiconductor samples according to defined analysis requirements.
  • Perform scanning electron microscopy analysis to support tool qualification, process qualification, and root-cause investigations.
  • Use complementary characterization techniques, including energy-dispersive X-ray spectroscopy and focused ion beam, where required.
  • Work with Failure Analysis, Process Integration, and engineering teams to understand inspection requirements and communicate results across functions.
  • Maintain records of incoming sample lots, expected outcomes, reporting deadlines, and priorities.
  • Perform daily, weekly, and monthly tool-health checks, calibration, and routine performance monitoring.
  • Troubleshoot tool and measurement issues and coordinate with equipment vendors to maintain tool availability.
  • Maintain an inventory of consumables and spare parts required for SEM operation.
  • Standardize measurement procedures and reporting methods to ensure consistent and repeatable results.
  • Document operating procedures and best practices and support training additional SEM operators over time.
  • Support operation of additional defect-inspection tools and contribute to defect analysis and yield-improvement activities as the team grows.

Desired Qualifications

  • Experience with focused ion beam and energy-dispersive X-ray spectroscopy.
  • Previous experience working in a semiconductor cleanroom.
  • Strong attention to detail and the ability to work carefully and consistently with sensitive samples and equipment.
  • Confidence working in a dynamic environment with interconnected technical dependencies and changing priorities.

About the Company

Black Semiconductor

Graphene photonics enable optical chip interconnects

Black Semiconductor develops graphene-based photonics that integrate optical components into the outer layers of CMOS-like chips, enabling direct optical chip-to-chip communication. It works by using graphene as a translator to convert electronic signals to optical signals and back, so electrons on silicon can talk to photons through integrated photonic interconnects. This approach differs from traditional silicon photonics or pure electronic interconnects by being CMOS-compatible, wafer-scale, and capable of linking multiple chips as a single high-performance unit while reducing production steps by about 60%. The company aims to move from pilot production to mass manufacturing, building a 300mm wafer facility (FabONE) in Aachen, with pilot production by 2027 and mass production by 2031, backed by a large European funding round and investors.

Company size
51-200
Company stage
Series A
Total funding
$287.4M
Headquarters
Aachen, Germany
Founded
2020

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