Optical Product Engineer Undergraduate Intern

Posted on 9/13/2025

MKS Instruments

MKS Instruments

Compensation Overview

$25 - $30/hr

Irvine, CA, USA

In Person

    Day in Your Life at MKS:
    As a Marketing Engineering Intern in the Systems Irvine Business Group, you will partner with marketing engineers perform Product line performance analysis ( Gross margin, cost ratio) helping and supporting market research on market sizing, trends and competition. In this role, you will report to the Product Line Manager.

    You will make an impact by:
    Assisting with various marketing tasks including.

    • Evaluating financial product performance
    • Market research on trends, competition, market intelligence, segment analysis
    • Help with data collection through working with other functional groups
    • No Travel is required


    Skills You Bring:
    • Master's level, Junior or Senior Undergraduate
    • Years of job-related work experience
    • Enrolled in a Bachelor's or Master's Degree program for Optical Engineering, Biomedical Engineering, Electrical Engineering, or Mechanical Engineering
    • Proficient in Microsoft Office Software (Word, Excel, PowerPoint, etc.)
    • Excellent written and oral communication skills
    • Ability to work independently and is detail oriented

    Preferred Skills:
    • Customer focused
    • Results oriented
    • Self motivated


    Physical Demands and Working Conditions:
    •Able to perform extensive standing, walking, climbing and lifting.
    • Indoor lab, office or manufacturing areas.

    Compensation and Benefits:

    Hourly Pay Range: $25.00 to $30.00 per hour. This range is a good faith estimate of the expected salary range for this position, based on a wide range of factors including qualifications, experience and training, operational and business needs and other considerations permitted by law. At MKS, it is not typical for an individual to be hired at or near the top of the range for the role.

    Benefits: MKS offers a benefits package for interns/co-ops working at least 20 hours per week, including 11 paid holidays, sick time, and 15 paid vacation days accrued on a biweekly basis.

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

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

    #LI-DNI

    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