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Semiconductor Reliability Physics Jobs (NOW HIRING)

onsemi

Principal Reliability Engineer

Scottsdale, AZ · On-site

$103K - $129K/yr

This role demands a proactive approach, electrical engineering / material /device physics background with an understanding of semiconductor reliability, and effective communication skills. This is an ...

LLNL

Senior Semiconductor Laser Device Engineer

Livermore, CA · On-site

$122K - $168K/yr

... reliability physics. * Expert knowledge of and significant experience with laser diode micro-optics ... Familiarity with compound semiconductor growth, characterization, and fabrication processes such as ...

GlobalFoundries

SiPh Reliability Enginner

New York, NY · On-site

$85K - $146K/yr

D. in Electrical Engineering, Materials Science, Physics or Related Technical Discipline - Technical expertise on wafer level reliability of semiconductor devices obtained through your educational ...

Globalfoundries

SiPh Reliability Enginner

Malta, NY

$85K - $146K/yr

D. in Electrical Engineering, Materials Science, Physics or Related Technical Discipline -Technical expertise on wafer level reliability of semiconductor devices obtained through your educational ...

LLNL

Senior Semiconductor Laser Device Engineer

Livermore, CA · On-site

$122K - $168K/yr

... reliability physics. * Expert knowledge of and significant experience with laser diode micro-optics ... Familiarity with compound semiconductor growth, characterization, and fabrication processes such as ...

LLNL

Senior Semiconductor Laser Device Engineer

Livermore, CA · On-site

$122K - $168K/yr

... reliability physics. * Expert knowledge of and significant experience with laser diode micro-optics ... Familiarity with compound semiconductor growth, characterization, and fabrication processes such as ...

SpaceX

Reliability Engineer (Starlink/Akoustis)

Bastrop, TX · On-site

$101K - $128K/yr

RELIABILITY ENGINEER (STARLINK/AKOUSTIS) Akoustis is now operating as a wholly owned subsidiary of ... Bachelor's degree in engineering or physics * 1+ years of high-volume semiconductor test or ...

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How much do semiconductor reliability physics jobs pay per year?

As of Jun 6, 2026, the average yearly pay for semiconductor reliability physics in the United States is $117,488.00, according to ZipRecruiter salary data. Most workers in this role earn between $94,500.00 and $140,000.00 per year, depending on experience, location, and employer.

What are some typical challenges Semiconductor Reliability Physics professionals face when working with new device technologies?

Professionals in Semiconductor Reliability Physics frequently encounter challenges when evaluating the reliability of emerging device technologies, such as advanced nodes or novel materials. These challenges include understanding unfamiliar failure mechanisms, developing new test methodologies, and ensuring that accelerated stress tests accurately predict long-term device behavior. Collaboration with process engineers, design teams, and test engineers is essential to address these issues and implement effective reliability solutions. Staying current with industry standards and continuously adapting to technological advancements are also key aspects of the role.

What is Semiconductor Reliability Physics?

Semiconductor Reliability Physics is a specialized field that studies the physical mechanisms and processes affecting the longevity, stability, and failure rates of semiconductor devices. Professionals in this area analyze how factors such as temperature, electrical stress, and material imperfections impact device performance over time. Their work is crucial for improving the durability and dependability of integrated circuits and other semiconductor components used in electronics. They often collaborate with design, manufacturing, and quality assurance teams to ensure products meet industry reliability standards.

What is the difference between Semiconductor Reliability Physics vs Semiconductor Device Engineer?

AspectSemiconductor Reliability PhysicsSemiconductor Device Engineer
Required CredentialsBachelor's or Master's in Electrical Engineering, Physics, or Materials Science; certifications in reliability testingBachelor's or Master's in Electrical Engineering or related field; experience with device design
Work EnvironmentResearch labs, quality assurance, failure analysisDesign labs, R&D, manufacturing facilities
Employer & Industry UsageSemiconductor manufacturers, research institutionsSemiconductor companies, integrated circuit design firms
Common Search & Comparison IntentUnderstanding reliability testing and physics of failureDesigning and optimizing semiconductor devices

Semiconductor Reliability Physics focuses on understanding and improving the longevity and failure mechanisms of semiconductor components through physics-based analysis. In contrast, Semiconductor Device Engineers design and develop semiconductor devices, ensuring performance and manufacturability. Both roles often collaborate but serve different aspects of the semiconductor development process.

What are the key skills and qualifications needed to thrive as a Semiconductor Reliability Physics Engineer, and why are they important?

To thrive in Semiconductor Reliability Physics, you need a strong background in materials science, solid-state physics, and semiconductor device engineering, typically supported by a relevant advanced degree. Familiarity with reliability testing equipment, semiconductor characterization tools, and statistical analysis software is commonly required. Analytical thinking, problem-solving, and effective communication are crucial soft skills for diagnosing failures and collaborating with cross-functional teams. These skills ensure reliable device performance, support innovation, and help mitigate costly failures in semiconductor manufacturing.
Infographic showing various Semiconductor Reliability Physics job openings in the United States as of May 2026, with employment types broken down into 76% Full Time, and 24% Part Time. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution, with an average salary of $117,488 per year, or $56.5 per hour.
Principal Reliability Engineer

Principal Reliability Engineer

onsemi

Scottsdale, AZ • On-site

$103K - $129K/yr

Full-time

Posted 22 days ago

Onsemi rating

8.0

Company rating: 8.0 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

Job description

Job Description
onsemi is seeking a principal reliability engineer to work in a fast-paced environment and be a key team member to accelerate the adoption of cutting-edge Gallium Nitride (GaN) products and technologies. The candidate will collaborate with multiple business units, multidisciplinary team focusing on GaN technology reliability assessment and product qualification. This role demands a proactive approach, electrical engineering / material /device physics background with an understanding of semiconductor reliability, and effective communication skills. This is an on-site role based in Scottsdale, Arizona.
Responsibilities
  • Work closely with design, technology development, and device engineering groups to define reliability test methodologies focused on early identification of reliability challenges during GaN technology development.

  • Perform reliability data analysis and prepare internal/external reports for communication.

  • Help develop technology and product qualification plans and work with global reliability teams to ensure effective and timely execution of test plans.

  • Coordinate accelerated reliability stress tests to develop reliability acceleration models. Help drive failure analysis, root cause analysis to address failures (if any)

  • Facilitate structured problem-solving by using industry-standard tools such as Is/Is-Not, Fault Tree Analysis, Fishbone, 5-why, and 8D methodology.

  • Multitask and manage several qualifications simultaneously.

Qualifications
Bachelor's in electrical engineering, Material Science, Physics, or related discipline. M.S. or PhD is preferred
5 plus years in a comparable role.
Understanding reliability testing methodologies (DHTOL, HTRB, HTGB, TC, THB, etc.) and failure analysis techniques.
Knowledge of industry standards (JEDEC, AEC, AQG). Active participation in industry consortia and standards development is a plus.
Strong analytical, problem-solving, and communications skills, including the ability to challenge ideas in a healthy manner.
Fundamental understanding of statistical distribution (Weibull, lognormal etc.), experience with Minitab, JMP or other statistical tools for data analysis, and understanding of the science related to semiconductor fab processes, inspection, and failure analysis.
Willingness to travel (US domestic and international) <10%.
About Us
onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world's most complex challenges and leads the way in creating a safer, cleaner, and smarter world.
More details about our company benefits can be found here: https://www.onsemi.com/careers/career-benefits .
About Us
onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world's most complex challenges and leads the way in creating a safer, cleaner, and smarter world.
More details about our company benefits can be found here:
https://www.onsemi.com/careers/career-benefits
About the Team
We are committed to sourcing, attracting, and hiring high-performance innovators, while providing all candidates a positive recruitment experience that builds our brand as a great place to work.
onsemi is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, religion, ancestry, national origin, age, marital status, pregnancy, sex, sexual orientation, physical or mental disability, medical condition, genetic information, military or veteran status, gender identity, gender expression, or any other protected category under applicable federal, state, or local laws.
If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact Talent.acquisition@onsemi.com for assistance.

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