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Location
In office (Broomfield)
Seniority
Junior · 1+ year exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 4, 2026. First seen by Alion on Nov 2, 2026. MKS scores B on the Alion truth index.

Overview
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MKS

MKS Instruments is an American company founded in 1961 that makes the instruments, subsystems and process control equipment inside semiconductor manufacturing tools, which means it sells mainly to the equipment makers rather than to chip fabs directly. Its portfolio covers vacuum and pressure measurement, gas and liquid delivery, power supplies, lasers and photonics, and, since the Atotech acquisition, the chemistry used in advanced packaging and printed circuit board plating. Headquartered in Andover, Massachusetts and listed on Nasdaq, it carries substantial debt from that acquisition and is exposed to the semiconductor equipment cycle at one remove.

A Day in Your Life at MKS:

As an Welder1 at MKS, you will partner with the Welding Department and Tech Ops to weld valves using the equipment in the High Volume weld cell . In this role, you will report to Dan Hemker / Welding Supervisor.

You Will Make an Impact By:

  • Responsible for the fabrication of Custom Products and modification of products to customer specifications
  • Proficient in planning, laying-out and performing welding to a variety of stainless steel valves, gauges and other components
  • Works with engineers in custom product design for production
  • Completes fabrication and assembly welding from blueprints, verbal and written instructions
  • Modify standard valves and components per application and engineering specifications

Welding of various valves using automated and semi-automated equipment in the High-Capacity welding cell.

  • Visually inspect parts coming off each weld station for defects.
  • Responsibility 3 Occasional leak check and bead blast of parts coming offline. Skills You Bring:
  • 1+ years of related experience required

Preferred Skills:

  • Stainless Steel TIG welding • Mechanical aptitude Physical Demands and Working Conditions:
  • Perform activities such as sitting, standing for extended periods of time • Must be able to lift up to 35 pounds • Regularly requires good manual dexterity and coordination • Occasionally moves/positions objects up to 15 pounds • Ability to remain in a stationary position for50% of the time • Must be able to communicate information and ideas so others will understand • Must be able to exchange accurate information • Operates in a manufacturing environment • Constantly operates welding machineries • Ability to observe documents and details at close range (within a few feet of the observer) • Dedication to safety to mitigate hazards including handling mechanical and electrical hardware, high voltage, gas, water, and heat • Regular interaction with hazardous materials, necessitating adherence to strict safety standards and personal protective equipment usage, including helmets, gloves, and protective glasses

Globally, our policy is to recruit individuals from wide and diverse backgrounds. However, certain positions require access to controlled goods and technologies subject to the International Traffic in Arms Regulations (ITAR) or Export Administration Regulations (EAR). Applicants for these positions may need to be “U.S. persons.” “U.S. persons” are generally defined as U.S. citizens, noncitizen nationals, lawful permanent residents (or, green card holders), individuals granted asylum, and individuals admitted as refugees.

MKS Inc. and its affiliates and subsidiaries (“MKS”) is an affirmative action and equal opportunity employer: diverse candidates are encouraged to apply. We win as a team and are committed to recruiting and hiring qualified applicants regardless of race, color, national origin, sex (including pregnancy and pregnancy-related conditions), religion, age, ancestry, physical or mental disability or handicap, marital status, membership in the uniformed services, veteran status, sexual orientation, gender identity or expression, genetic information, or any other category protected by applicable law. Hiring decisions are based on merit, qualifications and business needs. We conduct background checks and drug screens, in accordance with applicable law and company policies.MKS is generally only hiring candidates who reside in states where we are registered to do business.

MKS is committed to working with and providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation during the application or interview process due to a disability, please contact us at: [email protected].

If applying for a specific job, please include the requisition number (ex: RXXXX), the title and location of the role

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