Demo

Reliability Engineer

Hemlock Semiconductor
Hemlock, MI Full Time
POSTED ON 1/2/2026
AVAILABLE BEFORE 2/18/2026

At Hemlock Semiconductor (HSC), we transform people's lives by energizing and connecting our world through silicon technology. Since 1961, HSC has been a leading global provider of hyper-pure polysilicon, and is the only polysilicon manufacturer headquartered in the United States. HSC plays an essential role in the semiconductor and solar industries, with the vision of becoming the preferred supplier of silicon-enabled technologies to the low-carbon, digital world.

Our polysilicon is used to make computer chips – the "brains" behind the electronic devices we rely on to make our lives easier, safer and more enjoyable. HSC is just one of six major manufacturers in the world that makes polysilicon used to create semiconductor wafers. In fact, nearly all electronic devices in the world contain HSC polysilicon.

We're also moving the world toward a greener future by supplying the rapidly growing solar power industry. HSC is committed to doing good for our local Michigan and global communities, relentlessly improving our operations to remove supply chain carbon emissions. The low embodied greenhouse gas emissions in our polysilicon materials facilitates the production of ultra low-carbon solar panels. These panels allow solar project developers and owners to lower the embodied carbon of their projects by up to 50 percent.

To achieve our goals, we draw on the talents of more than 1,500 employees and contractors. Our employees thrive in a culture that values teamwork, excellence, responsibility and customer focus. We recognize and value the diverse backgrounds and experiences of all of our people working together as One Team. At HSC, you belong to a team that is transforming our world.

Summary


The Reliability Engineer Valve Specialist is responsible for maximizing asset availability and cost efficiency as the technical owner of all plant valving equipment. They will use reliability techniques to improve availability, drive defect and failure elimination, and optimize maintenance cost. They will be aligned to Plant Engineering and responsible for ensuring valve technologies are current and appropriate for all the various applications. They will be a Subject Matter Expert for the valve commodity and work with both Engineering and Production teams on technical and point-of-work mentoring, coaching, and oversight to manage maintenance and reliability performance and effectiveness.

Essential Functions

  • Manage Valve Specification Database to be an evergreen technical reference to best valve technology by application
  • Compile and maintain a prioritized opportunity list for the valve commodity to be used as input into Capital and Expense planning.
  • Provide technical expertise reference for Troubleshooting, RCIs, Project Design, Maintenance/TAR Plans, etc. Lead critical RCIs
  • Ensure stocked materials (MRO) for valves is adequate and appropriate
  • Develop technical relationships with valve equipment manufacturers to drive improvements and application of new technologies
  • Support recovery from physical asset upsets as requested by Production leadership.
  • Provide stakeholders with visibility of maintenance cost and reliability performance of valve commodity assets
  • Coordinate with Procurement efforts for valve sourcing availability, cost, and lead time efforts

Additional Duties/Responsibilities

  • Perform Actuator sizing calculations
  • Technical resource for Piping
  • Technical resource for Relief Device reliability

Skills

  • Problem solving
  • Root cause analysis
  • Data analytics
  • Organizing
  • Portfolio management
  • SAP

Minimum Required Education/Certification

  • Required: Bachelor of Science in Engineering

Required Work Experience

  • 6 years of experience within manufacturing or engineering organization, or 3 years if mixed HSC experience.
  • Preference: 5 years of experience in a reliability or mechanical discipline

Physical Requirements


Standing - Frequent (51-75%)

Sitting - Frequent (51-75%)

Walking - Frequent (50-75%)

Hand Movement - Frequent (51-75%)

Repetition - Frequent (51-75%)

The range for this position is $97, $133,870.00 assuming full time status. Starting pay for the successful applicant is dependent on a variety of job-related factors, including but not limited to market demands, experience, training, and education. The benefits available for this position are dependent on hours worked and may include medical, dental, vision, 401(k) plan, variable bonus, life insurance coverage, disability benefits, and PTO.

HSC is an equal employment opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, status as a qualified individual with a disability, marital status, pregnancy, sexual orientation, ancestry, genetic information, or any other characteristic protected by law.

If you are an individual with a disability and you need an accommodation or other assistance during the application process, please call our Human Resources department at:



or email your request to

G1HSC-

All qualified applicants are encouraged to apply.

Req No. 1142

Salary : $133,870

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