Coherent Corp. · 7 hours ago
Senior Process Engineer: Dry Etch
Sherman, TX
Full-time
Onsite
Senior Level, Lead/Staff
$92K/yr - $150K/yr
10+ years expCoherent Corp. is a global leader in lasers, engineered materials, and networking components, seeking a Senior Process Engineer specializing in dry etch processes. The role involves leading the development and optimization of dry etch processes for compound semiconductor applications, driving process improvement initiatives, and mentoring junior engineers.
AerospaceIndustrialMachinery ManufacturingManufacturingNavigationSemiconductor
Responsibilities
Lead the development and optimization of dry etch processes (ICP, RIE) for compound semiconductor applications
Drive process integration and improvement initiatives to enhance device performance and yield
Define and control etch process parameters for GaAs and InP substrates, ensuring precision, uniformity, and repeatability
Utilize advanced metrology tools such as SEM, AFM, ellipsometry, profilometry, XPS, XRD, and optical interferometry for process characterization and defect analysis
Work closely with integration, production, and device engineering teams to integrate etch processes into the overall semiconductor fabrication flow
Troubleshoot process deviations, particle contamination, and chamber performance issues, implementing corrective actions and continuous improvement strategies
Establish and maintain SPC for process monitoring and optimization
Evaluate and qualify new etch chemistries, hardware configurations, and process automation tools
Develop and document process recipes, work instructions, and standard operating procedures (SOPs)
Mentor junior engineers and provide technical leadership in semiconductor dry etch and metrology
Qualification
Required
Bachelor's, Master's, or Ph.D. in Materials Science, Electrical Engineering, Physics, or related field
10+ years of experience in semiconductor process engineering, specializing in dry etch (ICP, RIE)
Strong background in etch chemistry, selectivity, anisotropy, and plasma physics for III-V semiconductor processing
Expertise in GaAs and InP processing, including device fabrication challenges and best practices
Hands-on experience with metrology tools such as SEM, AFM, ellipsometry, profilometry, and XPS for process verification and defect analysis
Strong problem-solving skills with experience in data analysis, SPC, and DOE
Ability to work in a cleanroom environment and interface with cross-functional engineering teams
Experience with high-volume semiconductor manufacturing or advanced R&D prototyping
Knowledge of metal etching, dielectric etching, and post-etch cleaning techniques
Familiarity with automation (SECS/GEM), scripting, or AI-driven process control, including FDC and APC
Demonstrated leadership in technical project management and team mentoring
Company
Coherent Corp.
Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems.
10001+ employees
H1B Sponsorship
Coherent Corp. has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (20)
2024 (18)
2023 (16)
2022 (6)
2021 (7)
2020 (9)
Funding
Current Stage
Public CompanyTotal Funding
$3.44BKey Investors
JP Morgan Chase
2025-09-26Post Ipo Debt· $3.03B
2021-05-07Post Ipo Equity· $410M
1987-10-09IPO
Leadership Team
Sherri Luther
CFO and Treasurer
G
Giovanni Barbarossa
Chief Strategy Officer & President Materials Segment
Recent News
GlobeNewswire
2025-12-19
2025-10-07
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