We are seeking a skilled Water Treatment Engineer to support the performance, reliability, and optimization of ultrapure and wastewater treatment systems in a semiconductor manufacturing environment. The ideal candidate will have hands-on experience with wastewater treatment systems, strong data analysis skills, and a proven ability to troubleshoot and enhance complex water treatment processes.

Responsibilities:

• Monitor and assess the condition and performance of wastewater treatment systems
• Analyze operational data (pressure, flow rate, conductivity, etc.) to optimize system performance
• Adjust maintenance schedules based on system performance data and trends.
• Troubleshoot and optimize chemical dosing and regeneration parameters to minimize downtime and improve reliability.
• Identify and analyze biological, chemical, or particulate fouling sources.
• Collaborate with engineering teams to modify operational parameters or implement pre-treatment strategies.
• Develop, update, and maintain standard operating procedures (SOPs) to ensure compliance with performance and safety standards.
• Any other duties or responsibilities that may be assigned to you in your role.

Skills Required:

• 3+ years in wastewater or ultrapure water treatment system operations and maintenance engineering.
• Semiconductor or high-purity water treatment experience is a plus.
• Strong technical knowledge of water treatment systems
• Excellent analytical, troubleshooting, and problem-solving skills.
• Ability to interpret and act on complex system data.

Education / Licenses / Certifications:

• Bachelor’s degree in Mechanical, Chemical, Environmental Engineering, or a related discipline preferred.
• Proof of education, licenses, and certifications will be required where applicable. 

Benefits:

• Medical, Dental and Vision Insurance 
• Life, Short-Term, Long-Term Disability Insurance 
• Training and Education Assistance 
• 401k Retirement Plan 
• Extra Annual Leave with Years of Service 
• Maternity/Paternity Leave 
• Recognition Rewards

#LI-DNP

As a Senior Engineer, Field Process, you will help expand ASM’s advanced film technologies at our customer’s Oregon site by developing, optimizing, and transferring innovative ALD, PEALD, PECVD, Epitaxy, and LPCVD processes. You will serve as the technical link between customer engineering teams and ASM’s global Business Unit, ensuring new products and processes are introduced smoothly and successfully. Your work directly supports ASM’s mission to accelerate next‑generation semiconductor manufacturing through collaboration, technical excellence, and customer partnership.

What you will be working on

• MS degree with relevant internship, research, or academic project experience, or PhD with relevant academic, research, or internship experience in materials science, chemical engineering, or physics.
• Hands-on experience through internships, research, or academic projects involving processing, developing, or characterizing thin films using thermal ALD, plasma ALD, plasma CVD, epitaxy, or LPCVD reactors.
• Demonstrated troubleshooting and structured problem-analysis skills gained through internships, lab work, or research projects (e.g., KT, FMEA, Ishikawa, 7-step methodologies).
• Experience designing, running, and interpreting DOEs or statistical experiments in academic, research, or internship settings.
• Familiarity with semiconductor device applications, vacuum techniques, metrology, and thin film characterization through coursework, lab work, or internships.
• Willingness and ability to travel as needed for training and customer engagement; flexibility to support extended hours or weekends during qualifications or escalations.
• Strong verbal and written communication skills, with the ability to clearly explain technical concepts.
• Ability to maintain confidentiality and uphold IP boundaries.

What we are looking for

• MS degree with relevant internship, research, or academic project experience, or PhD with relevant academic, research, or internship experience in materials science, chemical engineering, or physics.
• Hands-on experience through internships, research, or academic projects involving processing, developing, or characterizing thin films using thermal ALD, plasma ALD, plasma CVD, epitaxy, or LPCVD reactors.
• Demonstrated troubleshooting and structured problem-analysis skills gained through internships, lab work, or research projects (e.g., KT, FMEA, Ishikawa, 7-step methodologies).
• Experience designing, running, and interpreting DOEs and statistical experiments.
• Familiarity with semiconductor device applications, vacuum techniques, metrology, and thin‑film characterization.
• Ability to travel as needed for training and customer engagement; flexibility to support extended hours or weekends during qualifications or escalations.
• Strong verbal and written communication skills, able to explain complex concepts clearly.
• Ability to maintain confidentiality and uphold IP boundaries.

What sets you apart

• Internship, research, or academic experience with ASM ALD, PEALD, PECVD, epitaxy, or vertical furnace LPCVD equipment.
• Demonstrated success optimizing deposition processes in research, pilot, or high-volume manufacturing–adjacent environments.
• Exposure to customer-facing technical discussions, presentations, or technical reviews through internships or collaborative research.
• Experience supporting process transfer, scale-up, or qualification activities in academic, pilot, or industrial settings.
• Experience collaborating cross-functionally and contributing to structured action plans during technical challenges or escalations.

Principal Field Process Engineer (Hillsboro, OR)

The Principal Field Process Engineer (FPE) is a senior individual contributor within ASM’s Key Account organization (Global Sales & Services) and serves as the technical authority and escalation owner for customer‑facing process applications. This role operates with high autonomy, leading complex new product introductions (NPI) and on‑site process development, while acting as the primary technical interface between ASM Business Units and customer process teams.

What you'll be working on

• Own technical delivery and escalation for NPI of advanced deposition processes and hardware (thermal ALD, plasma ALD, Area Selective Deposition).
• Lead complex troubleshooting, root cause analysis, and cross‑functional resolution with customers, Business Units, and field teams.
• Drive on‑site process and hardware development, including DOE‑based experiments and continuous improvement initiatives.
• Identify and advance new ASM technology and film opportunities aligned to customer roadmaps.
• Lead process transfer to HVM fabs and develop/transfer Best Known Methods (BKMs) to service and manufacturing teams.
• Capture and feedback technical learnings to influence future ASM hardware, process, and qualification packages.

What we are looking for

• M.S. or PhD in Chemistry, Chemical Engineering, Materials Science, Physics, or related field.
• 7–10 years of experience in thin‑film deposition.
• Strong expertise in semiconductor device integration, vacuum systems, film metrology, and structured problem solving.
• Proven ability to independently design experiments, manage escalations, and influence without authority.
• Excellent technical communication skills and strong IP awareness.
• Flexibility to travel and support extended hours during qualifications or escalations.

What sets you apart

• Hands‑on experience with ASM ALD, PEALD, PECVD, Epitaxy, or Vertical Furnace LPCVD equipment.
• Demonstrated success optimizing deposition processes in development 
• Experience leading customer-facing technical discussions or escalations.
• Experience coordinating cross-functional action plans during escalations.

** This position is not eligible for visa sponsorship for external candidates. Candidates cannot require sponsorship now or in the future**

As a Field Service Engineer – Early Career, you’ll take on a hands-on role supporting ASM’s advanced semiconductor equipment and helping our customers keep their fabs running at peak performance. You’ll build real-world expertise through structured training, mentorship, and on-the-job learning while working directly with technologies that power AI, 5G, cloud computing, and next‑generation devices. This is your chance to apply your engineering background, strengthen your technical capabilities, and join a team that’s shaping the future of semiconductor innovation.

In this role, based in Hillsboro, OR at our customer site, you’ll launch your engineering career at the center of cutting‑edge semiconductor manufacturing. It’s an ideal opportunity for early‑career engineers who want to put their education into practice in a high‑tech environment where every day brings something new to learn.

From your first day, you’ll receive training through hands‑on guidance from seasoned engineers onsite. You’ll work with vacuum systems, plasma, chemical delivery, robotics, sensors, advanced metrology, and complex hardware‑software interactions. Your contributions will have a direct impact on tool performance, system uptime, and customer success—playing a meaningful role in enabling leading‑edge logic technology nodes. This experience lays a strong foundation for rapid growth, technical mastery, and a variety of long‑term career paths within ASM.

Shifts available:

Shift 4 (7pm-8am)- Sun-Tu and every other Saturday
Shift 6 (7pm-8am)- Wed- Fri and every other Saturday

What You Will Be Working On 

• Support installation, maintenance, and repair of ASM semiconductor equipment at customer sites 
• Troubleshoot equipment and process issues with guidance from senior engineers 
• Deliver clear, timely, customer‑focused support with a strong safety mindset 
• Working in cleanroom environments while following strict safety and quality standards.
• Assist in identifying and contributing to continuous improvement efforts  
• Participate in customer escalations alongside experienced team members 

What We Are Looking For 

• Bachelor’s or master’s degree in Electromechanical Engineering, Electrical Engineering, Mechanical Engineering, or related field 
• Candidates who are hands-on and mechanically curious, energized by complex systems and real-world problem solving, Comfortable working in fast paced, hightech environments & motivated to build a long-term engineering career. 
• Internship, co‑op, senior design project, lab research, or hands‑on technical experience 
• Ability to read and interpret basic electronic and electromechanical schematics 
• Understanding of safety protocols and willingness to work in cleanroom environments 
• Strong problem‑solving mindset and eagerness to learn 
• Clear communication skills and a strong customer-service mindset 
• Ability to work independently and collaboratively 
• Willingness to travel domestically and internationally 
• Proficiency with Microsoft Office 

What Sets You Apart 

• Demonstrated commitment to safety, quality, and disciplined execution 
• Exposure to semiconductor processes, wafer fabs, robotics, vacuum systems, plasma, or gas handling 
• Experience writing technical documentation in school or project settings 
• Familiarity with customer‑facing or support roles (internships, tutoring, help desk, teamwork) 
• Interest in structured problem‑solving methods, statistical methods, data analysis. 
• Curiosity and learning orientation when working with advanced semiconductor technologies 
• Participation in engineering clubs, competitions, or technical student groups 

Why join ASM? 

2026 is the year to join ASM as a Field Service Engineer. Apply now! 

Principal Field Process Engineer (Hillsboro, OR)

The Principal Field Process Engineer (FPE) is a senior individual contributor within ASM’s Key Account organization (Global Sales & Services) and serves as the technical authority and escalation owner for customer‑facing process applications. This role operates with high autonomy, leading complex new product introductions (NPI), on‑site process development, and HVM transfers, while acting as the primary technical interface between ASM Business Units and customer process teams.

What you'll be working on

• Own technical delivery and escalation for NPI of advanced deposition processes and hardware (thermal ALD, plasma ALD, Area Selective Deposition).
• Lead complex troubleshooting, root cause analysis, and cross‑functional resolution with customers, Business Units, and field teams.
• Drive on‑site process and hardware development, including DOE‑based experiments and continuous improvement initiatives.
• Identify and advance new ASM technology and film opportunities aligned to customer roadmaps.
• Lead process transfer to HVM fabs and develop/transfer Best Known Methods (BKMs) to service and manufacturing teams.
• Capture and feedback technical learnings to influence future ASM hardware, process, and qualification packages.

What we are looking for

• M.S. or PhD in Chemistry, Chemical Engineering, Materials Science, Physics, or related field.
• 7–10 years of experience in thin‑film deposition (ALD).
• Strong expertise in semiconductor device integration, vacuum systems, film metrology, and structured problem solving.
• Proven ability to independently design experiments, manage escalations, and influence without authority.
• Excellent technical communication skills and strong IP awareness.
• Flexibility to travel and support extended hours during qualifications or escalations.

What sets you apart

• Hands‑on experience with ASM ALD, PEALD, PECVD, Epitaxy, or Vertical Furnace LPCVD equipment.
• Demonstrated success optimizing deposition processes in development 
• Experience leading customer-facing technical discussions or escalations.
• Experience coordinating cross-functional action plans during escalations.

As a Snr. Field Process Engineer, you will help expand ASM’s advanced film technologies at our customer’s Oregon site by developing, optimizing, and transferring innovative ALD, PEALD, PECVD, Epitaxy, and LPCVD processes. You will serve as the technical link between customer engineering teams and ASM’s global Business Unit, ensuring new products and processes are introduced smoothly and successfully. Your work directly supports ASM’s mission to accelerate next‑generation semiconductor manufacturing through collaboration, technical excellence, and customer partnership.

What you will be working on

• Support New Product Introduction (NPI) by training with the Business Unit to gain expertise in new deposition processes and hardware.
• Lead the introduction and transfer of new processes to the customer site.
• Partner closely with field hardware engineers and Business Unit teams to troubleshoot new products and develop proposals for process or hardware improvements.
• Design and execute on-site experiments with the customer, driving development, integration, and continuous improvement projects.
• Escalate issues in a timely manner to maintain project scope, timelines, and customer alignment.
• Document key learnings during NPI and ensure effective knowledge transfer to local service and manufacturing teams.
• Analyze baseline system and process performance to identify gaps relative to technology‑node requirements.
• Perform structured problem‑solving and root‑cause analysis on process or system nonconformances.
• Collaborate with customer teams to identify and grow opportunities for ASM hardware and process adoption.
• Support process transfer to high‑volume manufacturing (HVM) fabs, creating and sharing best‑known methods (BKMs) and documentation.
• Maintain strong discipline in IP boundaries, customer communication, and escalation leadership.

What we are looking for

• MS degree + 4 years of experience, OR PhD + 0 years of experience in materials science, chemical engineering, or physics.
• Experience processing, developing, or characterizing thin films in thermal ALD, plasma ALD, plasma CVD, Epitaxy, or LPCVD reactors.
• Strong troubleshooting and structured problem-analysis skills (KT, FMEA, Ishikawa, 7‑step, etc.).
• Experience designing, running, and interpreting DOEs and statistical experiments.
• Familiarity with semiconductor device applications, vacuum techniques, metrology, and thin‑film characterization.
• Ability to travel as needed for training and customer engagement; flexibility to support extended hours or weekends during qualifications or escalations.
• Strong verbal and written communication skills, able to explain complex concepts clearly.
• Ability to maintain confidentiality and uphold IP boundaries.

What sets you apart

• Experience with ASM ALD, PEALD, PECVD, Epitaxy, or vertical furnace LPCVD equipment.
• Demonstrated success optimizing deposition processes in development or HVM environments.
• Experience leading customer-facing technical discussions or escalations.
• Background in transferring processes into HVM and supporting local service teams.
• Experience coordinating cross-functional action plans during escalations.

As a Field Service Engineer, you’ll bring the technical discipline, precision, and equipment expertise you developed in the military to support ASM’s advanced semiconductor tools and help our customers keep their fabs running at peak performance. You’ll work with the same mindset you relied on in mission‑critical environments—applying your engineering background and real‑world troubleshooting experience to technologies that power AI, 5G, cloud computing, and next‑generation devices. This is a chance to leverage the skills you gained maintaining complex systems in the field and continue building your technical mastery in a rapidly growing, high‑tech industry. 

In this role, you’ll operate at the center of cutting‑edge semiconductor manufacturing. It’s an ideal opportunity for veterans and transitioning service members who have supported sophisticated mechanical, electrical, or electronic systems and want to apply that expertise in a world‑class technology environment where every day brings new challenges to solve. 

From day one, you’ll receive structured training and hands‑on guidance from experienced engineers onsite. You’ll work with vacuum systems, plasma, chemical delivery, robotics, sensors, advanced metrology, and complex hardware‑software interactions—equipment that will feel familiar if you’ve maintained avionics, electronics, propulsion, navigation, comms, radar, robotics, or similar military systems. Your contributions will directly impact tool performance, system uptime, and customer success, forming a strong foundation for long‑term growth and a variety of career paths within ASM. 

Shifts available:

• Shift 4 (6pm-6am)- Sun-Tu and every other Saturday
• Shift 6 (6pm- 6am)- Wed-Fri and every other Saturday

What you will be working on 

• Install, maintain, troubleshoot, and repair ASM semiconductor equipment at customer sites
• Diagnose mechanical, electrical, and process issues in collaboration with senior engineering staff
• Deliver responsive, customer‑focused service with a strong commitment to safety and operational discipline
• Working in cleanroom environments while following strict safety and quality standards
• Assisting, identifying and contributing to continuous improvement efforts 
• Participate in escalations and cross‑functional problem‑solving
• Work on an assigned shift schedule supporting 24/7 manufacturing operations

What we are looking for 

• Bachelor’s or master’s degree in Mechanical Engineering, Electrical Engineering, Electromechanical Engineering, or related field
• Hands-on technical experience maintaining, repairing, or troubleshooting complex mechanical, electrical, or electronic systems
• Proven ability to diagnose complex system faults, follow technical procedures with precision, and maintain equipment in mission‑critical environments 
• Experience working under strict safety protocols, lock‑out/tag‑out procedures, and high‑reliability operational standards
• Comfort working in shift-based environments where readiness, accountability, and teamwork are essential
• Demonstratedability to stay calm under pressure, adapt quickly to changing conditions, and take ownership of equipment performance in demanding situations 
• Ability to read and interpret electronic and electromechanical schematics
• Strong troubleshooting skills and disciplined adherence to safety
• Ability to work in a cleanroom environment
• Clear and effective written and verbal communication
• Ability to work independently and collaboratively
• Willingness to travel domestically and internationally
•  Proficiency with Microsoft Office 

What sets you apart 

• Experience with equipment, gas handling, or high‑precision machinery
• Experience writing or updating technical documentation
• Background in customer‑facing or technical support roles
• Familiarity with structured problem‑solving, data analysis, or statistical methodologies
• Military experience such as Avionics Technician, Electronics Technician, Nuclear Machinist Mate, Satellite/Communications Systems Technician, or similar specialties

Why join ASM?  

With us, you will have strong long‑term growth potential at the forefront of semiconductor technology. Your first role as an FSE is the foundation - not necessarily the finish line. With clear pathways into technical leadership, operations, product roles, program management, technical sales and process engineering, ASM gives you the flexibility to grow in the direction that fits you best in an industry that makes AI possible.  

2026 is the year to join ASM as a Field Service Engineer. Apply now!