Senior Engineer, Application Development

Entegris; Aurora (IL); On-site; USD 95,000 - 115,000; Full time

Benefits offered by this job

Annual bonus eligibility

Generous 401(K) plan

Excellent health, dental, and vision insurance

Education assistance

Job summary

Entegris is looking for a Senior Application Engineer in Aurora, Illinois, to lead CMP filtration application development and performance evaluation. This role requires strong analytical skills and the ability to work independently on complex experiments to deliver optimized filtration solutions.

Preferred candidates should have at least 5 years of relevant experience and a Master's degree. Entegris offers a competitive salary range of $95,000 - $115,000, along with significant benefits including an annual bonus, paid time off, and a strong 401(K) plan.

Qualifications

• Strong analytical and problem-solving skills needed to tackle complex technical challenges.
• Ability to work independently with minimal supervision and manage diverse technical assignments.
• Proficiency in English required for effective communication of technical concepts.

Responsibilities

• Lead CMP filter characterization and performance evaluation based on slurry systems.
• Independently design and execute complex experiments to support product optimization.
• Drive collaborations to deliver optimized filtration solutions tailored to customer needs.

Skills

Problem-solving and analytical capabilities

Data analysis skills

Effective communication skills

Slurry chemistry knowledge

Education

Master's degree preferred

5+ years of relevant industry experience

Job description

Senior Engineer, Application Development

Entegris is seeking a new Senior Application Engineer to lead CMP filtration application development and performance evaluation for slurry-based processes. This role will work independently to conduct complex experiments, provide data-driven insights, and collaborate cross-functionally with customers and internal teams to deliver optimized filtration solutions and improve product performance.

What You’ll Do

• Lead CMP filter characterization and performance evaluation using slurry systems, including particle removal efficiency, pressure drop, and advanced filtration behavior analysis.
• Independently design and execute complex experiments, interpret data, and develop insights to support product optimization and customer applications.
• Drive cross‑business unit (APS/MS) collaborations to define and deliver optimized, customer‑specific filtration solutions.
• Perform in‑depth returned filter failure analysis; develop technical reports to identify root causes and recommend corrective actions or design improvements.
• Develop, validate, and continuously improve test methodologies for filter qualification, including exploration and implementation of new technologies.
• Act as a technical advisor to CMP Engineering, Product Management, and internal stakeholders by providing data‑driven recommendations and solution strategies.
• Interface directly with internal and external customers globally to present technical findings, troubleshoot application issues, and provide expert consultation on filtration performance.
• Identify trends, anticipate technical challenges, and proactively propose innovative solutions to improve product performance and customer outcomes.

What We Seek

• Strong problem‑solving and analytical capabilities with the ability to address complex and ambiguous technical challenges; Master's degree preferred.
• Demonstrated ability to work independently and manage diverse technical assignments with minimal supervision.
• Solid knowledge of CMP process, slurry chemistry, filtration technologies, or semiconductor equipment, with 5+ years of relevant industry experience.
• Strong data analysis skills with attention to detail, including both quantitative evaluation and qualitative interpretation.
• Effective communication skills with the ability to influence cross‑functional teams and present technical concepts to customers.
• Proficient in English (reading, writing, and effective verbal communication).

What We Offer

• Compensation: $95,000 - $115,000 per year range with actual pay dependent on candidate overall skills for the role
• Annual bonus eligibility
• Progressive paid time off policy that empowers you to take the time you need to recharge
• Generous 401(K) plan with an impressive employer match with no delayed vesting
• Excellent health, dental and vision insurance packages to fit your needs
• Education assistance to support your learning journey
• A values‑driven culture with colleagues that rally around People, Accountability, Creativity and Excellence

Entegris does not provide immigration‑related sponsorship for this role. Do not apply for this role if you will need Entegris immigration sponsorship (e.g., H1B, TN, STEM OPT, etc.) now or in the future.

At Entegris we are committed to providing equal opportunity to all employees and applicants. Our policy is to recruit, hire, train, and reward employees for their individual abilities, achievements, and experience without regard to race, color, religion, sexual orientation, age, national origin, disability, marital or military status.