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MKS Instruments

Instruments and process control for manufacturing.

Senior PCB Test Engineer

Full-Time
$90k - $147k/yr+ Discretionary annual bonus
Senior, Expert
Bachelor's, Master's
Broomfield, CO, USA
In PersonCandidates must reside in a state where MKS is registered to do business.
Hardware EngineeringHardware Validation & Testing
No H1B Sponsorship

About the job

Requirements
  • A Bachelor of Science in Electrical Engineering is required.
  • At least 8 years of experience developing PCBA functional test programs involving hardware and software, ideally in a high-volume manufacturing environment.
  • Experience with NI LabVIEW and NI TestStand.
  • Ability to read electrical schematics and create wiring diagrams; experience using tools such as PADS and Visio.
  • Expertise in PCBA quality screening, test coverage analysis, and manufacturing defect detection using AOI, X-Ray, Flying Probe, ICT, Boundary Scan, Functional Test, and statistical quality methodologies.
  • Hands-on experience with laboratory test equipment, including multimeters, oscilloscopes, power supplies, waveform generators, and DAQ devices.
  • Experience writing and reviewing test specifications and procedures.
  • Ability to work in laboratory and manufacturing environments, occasionally lift test fixtures and equipment, and use standard laboratory tools and computer-based development environments.
  • Ability to support off-hour troubleshooting calls as needed for global manufacturing operations.
Responsibilities
  • Design, develop, and document automated PCBA test systems, including hardware, software, and mechanical fixtures, for deployment at global contract manufacturing sites.
  • Develop and support automated test applications using NI LabVIEW and TestStand, including user-friendly GUIs and test report generation.
  • Work with PCBA contract manufacturers to implement AOI, ICT, and FCT to improve production yield and reduce PCBA rejection and scrap rates.
  • Perform verification and validation of duplicate automated test systems before release to contract manufacturers.
  • Troubleshoot Unit Under Test failures and test system anomalies, and identify opportunities for continuous improvement.
  • Analyze test data using statistical process control tools to improve yield and product quality.
  • Provide frontline technical support and remote assistance, including virtual and augmented reality tools, for technician training and issue resolution across multiple time zones.
Desired Qualifications
  • A Master of Science in Electrical Engineering is preferred.
  • CLD (Certified LabVIEW Developer) certification is preferred.
  • Familiarity with low-noise analog and high-speed digital PCB designs.
  • Exposure to DFT (Design for Test) and DFM (Design for Manufacturing) principles.
  • Experience analyzing test data using statistical tools such as Minitab.
  • Vendor management or external design partner coordination experience.

About the company

MKS Instruments provides instruments, subsystems, and process-control solutions for advanced manufacturing, serving sectors like semiconductor fabrication, electronics, and specialty industrial applications. Its products measure, monitor, and analyze key process parameters through components and fully integrated systems, with services such as system integration, custom engineering, and on-site commissioning and training. The company stands out through its vertically integrated model and broad portfolio, enabling end-to-end solutions and long-term customer relationships across multiple high-tech industries. Its goal is to help customers achieve higher quality and efficiency in manufacturing by delivering reliable technologies and comprehensive support.

Company Size

1,001-5,000

Company Stage

IPO

Headquarters

Andover, Massachusetts

Founded

1961

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Simplify's Take

What believers are saying

  • Q2 2026 revenue reached $1.25 billion, up 28%, with EBITDA margin 28.6%.
  • Management said visibility extends through 2027, supported by NAND upgrades and AI server spending.
  • August 2026 debt prepayment cut leverage while $611 million cash strengthened flexibility.

What critics are saying

  • Long-term debt still hit $2.54 billion on June 30, 2026, constraining downturn resilience.
  • China expansions in Guangzhou expose MKS to tariffs, export controls, and geopolitical retaliation.
  • If AI wafer spending cools in 2027, facility utilization and margins compress fast.

What makes MKS Instruments unique

  • June 2026 Malaysia Supercenter gives MKS 350,000 square feet near semiconductor customers.
  • June 2026 Guangzhou expansion doubles Atotech equipment capacity for AI packaging demand.
  • MKS spans vacuum, photonics, chemistry, and process control across 85% of fabs.

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Benefits

Paid Vacation

Paid Holidays

Paid Sick Leave

Growth & Insights and Company News

Headcount

6 month growth

21%

1 year growth

21%

2 year growth

23%
Yahoo Finance
Aug 25th, 2026
MKS CEO sells 10,000 shares for $3M under pre-arranged trading plan

John Tseng-Chung Lee, president and chief executive officer of MKS Inc., sold 10,000 shares of common stock on 14 August 2026 for approximately $3 million, according to a Securities and Exchange Commission filing. The sale was conducted through a pre-arranged Rule 10b5-1 trading plan adopted in February 2026. Despite the sale, Lee retains a direct equity stake valued at $41.88 million in the company. The transaction occurred following a period of strong performance, with MKS delivering a 198% total return over one year ending 14 August 2026. MKS Inc. is a global technology company providing instruments and systems for process control, generating $4.3 billion in trailing twelve-month revenue and employing approximately 10,200 employees.

Yahoo Finance
Aug 6th, 2026
MKSI Q2 earnings jump 86% to $3.30 per share as revenues rise 28% to $1.25B

MKS Inc. reported second-quarter 2026 non-GAAP earnings of $3.30 per share, up 86.4% year over year, beating the Zacks Consensus Estimate by 12.25%. Revenues rose 28.3% to $1.25 billion, surpassing consensus estimates by 3.06%. Growth was broad-based across all three end markets. Semiconductor revenues increased 28.2% to $554 million, while Electronics & Packaging revenues jumped 43.2% to $381 million. Specialty Industrial revenues rose 13.8% to $313 million. Adjusted EBITDA climbed 49.2% to $358 million, with margin expanding 390 basis points to 28.6%. Free cash flow reached $188 million, up from $136 million in the prior-year quarter. As of 30 June 2026, MKS had cash of $611 million and long-term debt of $2.54 billion.

Yahoo Finance
Jul 8th, 2026
MKS Inc. expands China facility with $25M to boost AI chip production capacity

MKS Inc. announced a $25 million expansion of its Atotech equipment manufacturing facility in Guangzhou, China. The project will add 323,000 square feet and double the site's production capacity, with completion expected before the end of the fourth quarter of 2027. The expansion aims to support the global AI build-out and targets sustained growth in markets related to AI, semiconductors, and advanced PCB applications. The expanded facility is anticipated to shorten lead times and enhance technical collaboration across Asia. BMO Capital initiated coverage of MKS Inc. with an Outperform rating and set a price target of $453. The firm believes the company is a leveraged beneficiary of the AI and data centre build-out.

Yahoo Finance
Jun 25th, 2026
MKS invests $25M to double China manufacturing capacity for AI semiconductor demand

MKS Inc. is investing $25 million to expand its Atotech equipment manufacturing site in Guangzhou, China, adding approximately 323,000 square feet of manufacturing and operations space. The expansion is expected to double the site's production capacity when completed in the fourth quarter of 2027. The investment aims to support sustained growth in AI-related markets, particularly semiconductor, advanced packaging and advanced PCB applications. The facility will enhance capabilities across production, assembly, logistics and testing whilst continuing to support research and development activities. The expanded site will incorporate a photovoltaic power system to supply daytime electricity demand. Once fully operational, the facility is expected to generate significant additional annual output, strengthening MKS' position in high-growth electronics markets across Asia.

Yahoo Finance
May 11th, 2026
MKS shares jump 7.4% as analysts upgrade earnings forecast to $8.07 following strong Q1 results

MKS Inc. has raised its outlook following first-quarter results that met analyst expectations, with statutory earnings of $1.18 per share and revenues of $1.1 billion exceeding predictions by 3.1%. The semiconductor equipment maker's shares rose 7.4% to $313. Following the results, analysts significantly upgraded their forecasts. The consensus revenue estimate for 2026 increased to $4.79 billion, representing 18% growth, up from a previous forecast of $4.48 billion. Earnings per share estimates jumped 67% to $8.07, compared to the earlier projection of $6.43. Analysts also raised their price target 18% to $357 per share. The company is expected to achieve 24% annualised growth through 2026, substantially faster than its historical 7.3% rate and broadly in line with industry peers.