Senior R&D Software Engineer Jobs (NOW HIRING)

Company Overview
KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, wearable device, voice-controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits, packaging, printed circuit boards and flat panel displays. The innovative ideas and devices that are advancing humanity all begin with inspiration, research and development. KLA focuses more than average on innovation and we invest 15% of sales back into R&D. Our expert teams of physicists, engineers, data scientists and problem-solvers work together with the world's leading technology providers to accelerate the delivery of tomorrow's electronic devices. Life here is exciting and our teams thrive on tackling really hard problems. There is never a dull moment with us.
Group/Division
With over 40 years of semiconductor process control experience, chipmakers around the globe rely on KLA to ensure that their fabs ramp next-generation devices to volume production quickly and cost-effectively. Enabling the movement towards advanced chip design, KLA's Global Products Group (GPG), which is responsible for creating all of KLA's metrology and inspection products, is looking for the best and the brightest research scientist, software engineers, application development engineers, and senior product technology process engineers. The Film and Scatterometry Technology (FaST) Division provides industry leading metrology solutions for worldwide semiconductor IC manufacturers. The FaST Division portfolio of metrology products includes hardware and software solutions for optical film thickness, optical critical dimension (CD), composition, and resistivity measurement systems. These products are essential for the IC manufacturers as they provide critical metrology capabilities for the development and implementation of their advanced IC processes. The FaST division is committed to support our customers to achieve performance entitlement of our solution and we effectively partner with our customers from their early research and development phase to the high volume in-line manufacturing implementation specific for their process needs. The division consists of a global team located in US, Israel, China, and India.
Job Description/Preferred Qualifications
Role Summary
We are seeking a Software Engineer to join our team, focused on the development and enhancement of Windows desktop applications used for spectral analysis, optimization, recipe development and measurement validation in semiconductor manufacturing metrology tools for yield improvement. This role involves close collaboration with algorithm and application engineers to deliver robust, high-performance, and user-friendly engineering software.
Key Responsibilities

• Design, develop, and maintain Windows desktop application features for spectral analysis, troubleshooting, and measurement validation used in semiconductor manufacturing metrology workflows.
• Perform requirements analysis and design by working with stakeholders, and domain experts to understand functional and non-functional needs.
• Contribute to software design by producing clear design approaches for features, components, and workflows before implementation.
• Implement interactive data visualization components, including charts, heat maps, and data tables.
• Collaborate with algorithms and application engineers to translate complex measurement workflows into intuitive and effective UI/UX.
• Integrate frontend components with backend computation libraries.
• Leverage AI-assisted development tools (e.g., Claude, GitHub Copilot) to accelerate development, refactoring, and code reviews.
• Write clean, maintainable, and testable code with attention to performance and usability.
• Debug and resolve software defects reported by internal users and customers.
• Participate in code reviews and contribute to continuous improvement of development practices and coding standards.

Preferred Qualifications

• Exposure to scientific, engineering, or data-intensive software applications.
• Background in semiconductor manufacturing, metrology, or process control systems (a plus, not required).
• Experience with Caliburn.Micro or similar MVVM frameworks.
• Familiarity with advanced charting and visualization libraries (e.g., LightningChart, Syncfusion, or equivalent).
• Experience with Protobuf or other serialization or messaging frameworks.

Minimum Qualifications
Doctorate (Academic) or work experience of 0 years , Master's Level Degree or work experience of 2 years , Bachelor's Level Degree or work experience of 3 years.

• Proficiency in C# and .NET Framework.
• Experience with Windows Presentation Foundation desktop application development.
• Working knowledge of C++ and native/managed interop.
• Familiarity with asynchronous programming and multi-threaded applications.
• Experience with version control systems such as Git.
• Strong problem-solving and debugging skills.
• Effective written and verbal communication and collaboration abilities.

Base Pay Range: $136,300.00 - $231,700.00 Annually
Primary Location: USA-CA-Milpitas-KLA
KLA's total rewards package for employees may also include participation in performance incentive programs and eligibility for additional benefits including but not limited to: medical, dental, vision, life, and other voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement program, development and career growth opportunities and programs, financial planning benefits, wellness benefits including an employee assistance program (EAP), paid time off and paid company holidays, and family care and bonding leave.
Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level, and location. The range displayed reflects the pay for this position in the primary location identified in this posting. Actual pay depends on several factors, including state minimum pay wage rates, location, job-related skills, experience, and relevant education level or training. We are committed to complying with all applicable federal and state minimum wage requirements where applicable. If applicable, your recruiter can share more about the specific pay range for your preferred location during the hiring process.
KLA is proud to be an Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us at talent.acquisition@kla.com or at +1-408-352-2808 to request accommodation.
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