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Material Engineer

Confidential company · Stuttgart · Posted Jun 8, 2026

Public summary

We are seeking a Material Engineer who will be the theoretical and practical expert in our core material stack, focusing on lithium niobate. This role involves characterizing, developing, and understanding base materials to improve photonic integrated circuits. You will work closely with manufacturing teams and external facilities to implement scalable solutions and innovate at the intersection of thin-film and interface physics. Candidates should hold a PhD or Master’s with extensive material science experience and expertise in various characterization and deposition techniques, with strong analytical skills using Python.

Location and work setup

Location
Stuttgart
Remote status
On-site
German requirement signal
No German Required Detected
Detected job language
English

Responsibilities

Take full ownership of characterizing and developing lithium niobate for optimal photonic system performance. Identify and control material defects, implement robust manufacturing solutions, and act as the material stack expert. Coordinate measurement schedules with external partners and integrate findings into production. Tackle complex problems creatively and innovate with limited measurement resources.

Qualifications

PhD in Material Science or Material Physics, or a Master’s degree with extensive experience in material-related measurement techniques. Proven experience with crystalline oxide materials, ideally lithium niobate. Proficient in characterization tools like SEM, XPS, EDS, FIB, TEM, AFM and deposition methods including ALD, PECVD, and PVD. Skilled in Python for data analysis and solid understanding of defect theory in ionic crystals.

Skills

Material characterization Lithium niobate expertise SEM XPS EDS FIB TEM AFM ALD PECVD PVD Python programming Defect theory in ionic crystals