MKS Instruments is a global provider of instruments, subsystems, and process control solutions for critical parameters in semiconductor manufacturing, electronics, and specialty industrial applications. Founded in 1961 and headquartered in Massachusetts, the company employs over 10,000 people worldwide. Its core technical domains include process control, vacuum technology, mass flow control, gas analysis, RF and microwave generation, and photonics.
The company's product portfolio includes capacitance manometers, mass flow controllers, vacuum gauges, gas analyzers, RF and microwave generators, and photonics solutions. These products are used across industries such as semiconductor manufacturing, electronics and packaging, specialty industrial applications, and scientific research. MKS holds more than 3,200 patents.
Roles at MKS Instruments span engineering, manufacturing, and operations, with a focus on precision and reliability. The company describes itself as leveraging deep technical expertise to enable technologies across sectors that demand exacting standards.





