Day in Your Life at MKS: MKS Instruments' OSP division designs, manufactures, and distributes a wide range of optical sensors and systems to measure temperature and position. These products improve performance and enable innovation for our customers and are used in the semiconductor and other high technology industries.
Our clients provide solutions to some of the biggest semiconductor manufacturers whose products can be found in everyday electronic devices, cellphones, smart watches, TVs, and computers. Photon Control was recognized for its best-in-class performance from our main customers.

In this role, you will report to the Principal Optical Engineer.

MKS Instruments is seeking an exceptional Engineering/Development Co-op intern to join the team. In this position, you will play a key role in supporting the development of new technologies and products. The intern will report to a supervisor within the Engineering group and will complete tasks as outlined below during their tenure.

This position offers an outstanding opportunity for growth and development through hands‐on exposure to a wide range of technical activities, including one or more of the following

Intern/Co-op Term: This is a 4-month internship/co‐op from January 2026 to April 2026. Candidates must be available for the entire duration of the assignment.
Undergraduate Intern / Co-op Program Overview- Intern/co‐op within a functional area of MKS Instruments that provides students a comprehensive and engaging experience from before your program starts to after the program ends.
Meaningful work and project assignments
Networking opportunities with peers and executives
Exposure to different divisions of the business
Understanding of MKS Instruments' commitment to inclusion and belonging.
You Will Make an Impact By: Participating in the design, implementation and analysis of experiments to evaluate and understand the characteristics of precision temperature and position sensing technology and products.
Participating in the design, simulation,



construction and validation of new test equipment.
Learning about and participate in the set up and calibration of optical and thermal characterization equipment.
Developing and maintain test documentation, including test plans, test procedures, and test reports.

Using statistical analysis software to analyze data and draw data‐based conclusions.

Skills You Bring: Enrolled in a Bachelor's Degree program in Engineering, Mechatronics, Physics or relevant majors.

Excellent technical, analytical, problem‐solving skills, with systematic analytical interpretation of data and strong attention to details.
Good comfort level with hardware, lab equipment and hands on troubleshooting.

Programming, for example using Python, Lab View or MATLAB.

Physical Demands and Working Conditions: Perform activities such as sitting, standing, or typing for extended periods of time

Regularly requires good manual dexterity and coordination
Must be able to communicate information and ideas so others will understand
Must be able to exchange accurate information
The ability to observe documents and details at close range (within a few feet of the observer)
Operates in a professional office environment
Constantly operates a computer and other office productivity machinery

Noise level in the work environment is usually average

Compensation and Benefits: Salary Pay Range: $32,000 - 52,000 pro-rated to the term of your contract. This range is a reasonable expectation of pay for this position, based on a wide range of factors including qualifications, experience, education, training, operational and business needs and other considerations.

At MKS, it is not typical for an individual to be hired at or near the top of the range for the role.

The application period for the intern/co‐op position is estimated to be through the end of October 2025; however, this may be shortened or extended depending on business needs and the availability of qualified candidates

MKS is an equal chance employer, including disability, veteran status and all categories protected by law. Please review our EOE statements for additional details.

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📌 2027 Spring Engineering/Development Intern/Co-op (Richmond)
🏢 RippleMatch
📍 Richmond