Process Engineer Thin Film

Coherent Corp.; Stockholms kommun; On-site; SEK 900,000 - 1,200,000; Full time

Job summary

Coherent Corp. is seeking a Process Engineer with deep expertise in thin film processes for our semiconductor manufacturing environment. The role focuses on sustaining and improving processes, collaborating across production, R&D, and external suppliers to ensure high quality and efficient operations.

The successful candidate will own process development, qualification, and documentation, working hands-on in a cleanroom setting and driving data-driven decisions to optimize yield and performance.

Qualifications

• Requires MSc or PhD in Physics, Materials Science, Engineering, Chemistry, or related field
• Experience in semiconductor fabrication environment
• Strong understanding of semiconductor manufacturing processes
• Experience driving process improvements in production
• Fluent in Swedish and English

Responsibilities

• Own and maintain manufacturing processes in designated area
• Monitor process performance and drive yield improvements
• Develop and qualify new processes and run experiments
• Collaborate with Process Integration Engineers on qualification plans
• Train technicians on new equipment and procedures

Skills

Analytical skills

Documentation

Communication

Hands-on problem solving

Education

MSc/PhD in Physics or Materials Science or Engineering

Tools

PECVD

ALD

Sputtering

Evaporation

Metrology equipment

Job description

Job Description

Are you an experienced Process Engineer with deep expertise in thin film processes within the semiconductor industry? Do you enjoy solving complex manufacturing challenges, driving process improvements, and working hands‑on in a high‑tech production environment? If so, we would love to hear from you.

Job Description

Are you an experienced Process Engineer with deep expertise in thin film processes within the semiconductor industry? Do you enjoy solving complex manufacturing challenges, driving process improvements, and working hands‑on in a high‑tech production environment? If so, we would love to hear from you. We are looking for a talented Process Engineer to join our Process Engineering team and play a key role in developing, optimizing, and sustaining manufacturing processes for advanced optoelectronic semiconductor products.

About The Role

As a Process Engineer, you will be responsible for sustaining and continuously improving manufacturing processes within your area of expertise. You will work closely with production, maintenance, R&D, process integration, project management, and external suppliers to ensure high product quality, robust process performance, and efficient manufacturing operations.

The role requires a proactive and hands‑on approach, combining process ownership, technical problem‑solving, process development, and cross‑functional collaboration.

Key Responsibilities

Process Ownership

• Own and maintain manufacturing processes within the designated area.
• Ensure processes meet production, quality, and development requirements.
• Support wafer manufacturing and process‑related activities.

Process Monitoring and Improvement

• Monitor process performance and proactively identify opportunities for improvement.
• Establish and utilize Statistical Process Control (SPC) where appropriate.
• Analyze process data and drive yield, productivity, and quality improvements.
• Lead root cause investigations and corrective actions.

Process Development & Qualification

• Develop and qualify new processes and process improvements.
• Design and execute experiments, test plans, and process evaluations.
• Collaborate with Process Integration Engineers on product qualification plans.
• Ensure process capability through data‑driven analysis and validation.

Equipment & Technology Development

• Lead evaluations and investments in new process tools and technologies.
• Assess equipment vendors and emerging process solutions.
• Prepare technical reports, recommendations, and business cases to support decision‑making.

Documentation & Knowledge Sharing

• Create and maintain process documentation, work instructions, and technical reports.
• Train technicians and production personnel on new equipment and procedures.
• Ensure processes are well documented, standardized, and reproducible.

What You'll Bring

Required Qualifications

• MSc or PhD in Physics, Materials Science, Engineering, Chemistry, or a related technical discipline.
• Experience working in a semiconductor fabrication environment.
• Strong understanding of semiconductor manufacturing processes.
• Experience driving process improvements in a production environment.
• Excellent analytical, documentation, and communication skills.
• Fluent in both Swedish and English.

Personal Attributes

• Proactive and solution‑oriented mindset.
• Strong organizational and planning skills.
• Hands‑on, "roll-up-your-sleeves" attitude.
• Collaborative team player with the ability to drive change.
• Comfortable making technical decisions and taking ownership of process performance.

Highly Meritorious Experience

We are particularly interested in candidates with strong experience in thin film processing, including:

• Deposition process PECVD (SiO2, SiNx)
• ALD (AI2O3, SiNx)
• Evaporation process development
• Sputtering process development
• Knowledge of semiconductor metallization processes
• Experience with materials such as:
• Gold (Au)
• Germanium (Ge)
• Nickel (Ni)
• Titanium (Ti)
• Titanium Tungsten (TiW)
• Experience with characterization and metrology equipment used for thin film process development and monitoring
• Statistical Process Control (SPC) implementation and analysis
• Experience with InP‑based optoelectronic semiconductor devices

Working Environment

This position involves spending a substantial portion of your time in a semiconductor cleanroom environment, working closely with manufacturing teams and process equipment.

You Will Collaborate With

• Process Engineers and Process Technicians
• Maintenance teams
• Process Integration and R&D Engineers
• Project Managers and Wafer Process Management
• Suppliers and external technical partners
• International colleagues across multiple manufacturing sites

Why Join Us?

This is an opportunity to work with advanced semiconductor technologies and contribute directly to the development and manufacturing of cutting‑edge optoelectronic products. You will join a collaborative and highly skilled engineering environment where innovation, continuous improvement, and technical excellence are highly valued.

About Us

Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard‑work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!