Principal Field Customer Service Engineer | MKS Instruments

Feb. 9, 2023

MKS Instruments
Irvine, CA
All Candidates Welcome
POC: Krista McEuen 
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Spectra-Physics, Ophir, Newport and ESI are brands within the MKS Instruments Photonics Solutions division. We provide a full range of solutions including lasers for precision industrial and scientific research applications, laser and LED measurement, beam profiling, precision motion control, optical tables and vibration isolation systems, photonics instruments, temperature sensing, opto-mechanical components, optical elements, and systems for flexible PCB laser processing, high-speed MLCC testing, and CO2-laser-based systems HDI PCB and IC substrate manufacturing. MKS Photonics Solutions enhance our customers’ capabilities and productivity in the semiconductor, advanced electronics and specialty industrial markets.

Spectra-Physics®, now part of MKS Instruments, is an industry-leading global supplier of advanced laser solutions to the microelectronics, solar, semiconductor, industrial manufacturing, scientific research, and life and health sciences markets. Our product portfolio includes a wide range of ultrafast, Q-switched DPSS, CW and Quasi-CW, high-energy pulsed, tunable, gas, and fiber-based lasers.

MKS people combine world class engineering and problem solving skills with highly developed listening skills and an unwavering dedication to helping our customers succeed.  Our teams push the technology envelope and collaborate across a range of design discipline in our search for inventive solutions.

Our processes are lean and agile and our employees are innovative and focused.  We work hard to be easy to work with and we measure our success by the success of our customers.

Cutting edge science and engineering along with the ability to identify with customers are not often found together.  When they fuse, the combination is extraordinary.  The best MKS people create that fusion.

MKS proudly offers extensive, competitive and well-rounded benefits packages to our employees. At Newport, we value the special talents and resources our employees provide to us, and we know that without their satisfaction and dedication our continued success would not be possible.

Take a look and discover for yourself the outstanding benefits of joining Spectra-Physics today

Spectra-Physics is looking for a self motivated laser service Engineer who has experience working with Ultra-Fast laser systems, and/or  Nano-Second laser systems who can work independently in a fast paced environment supporting scientific and industrial accounts for Spectra-Physics products.

This position is based in your home office in Western United States supporting our customers in Bay Area, CA. Candidates should be located or be willing to relocated to California or the neighboring states.

Key Responsibilities:

  • Install, maintain, troubleshoot and repair Ultra-Fast laser systems, and/or  Nano-Second laser systems
  • Provide technical support to customers, sales and application teams and participate in customer meetings
  • Answer technical questions from our customers regarding system repairs and applications
  • Stay current with the latest upgrades and training of new products and software
  • Maintain historical performance and repair information
  • Log and create field service reports


  • Minimum B.S in Photonics or related fields with 3-5 years relevant experience
  • Experience with diode pump amplifier systems is a must
  • Opto-mechanical, and automated manufacturing systems experience a plus
  • Excellent troubleshooting skills with new electrical, mechanical and laser systems
  • Excellent communication skills a must
  • High degree of proficiency of PC skills including MS Office, SAP, and data analysis applications

Compensation and Benefits:
Salary Pay Range: $ 71,400.00 - 132,600.00 per year. 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.

[Bonus and Beni info if applicable]

Bonus: This position is eligible for a discretionary annual bonus, in an amount to be determined by MKS [or as applicable]. 

Benefits: MKS offers a comprehensive benefits package, including health insurance coverage (medical, dental and vision), 401(k) with company match, life and disability insurance, 11 paid holidays, sick time, 15 paid vacation days, [6 weeks fully paid] parental leave, adoption assistance and tuition reimbursement [and for participation in any stock programs, signing bonus, etc.]. 

MKS Instruments, Inc. is an equal opportunity employer. We solicit and hire applicants regardless of race, color, national origin, sex, religion, age, disability, veteran status, or any other protected category. Our policy is to employ the most qualified applicants. We conduct background checks and drug screens, in accordance with company policies and federal and state guidelines

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 Instruments, 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 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: .

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

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