Plant Reliability Engineer - Analyzer Specialist

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 one of six major polysilicon manufacturers and most electronic devices contain HSC polysilicon. We’re moving the world toward a greener future by supplying the rapidly growing solar power industry and are committed to reducing supply chain carbon emissions.

The low embodied greenhouse gas emissions in our polysilicon materials facilitate the production of ultra low-carbon solar panels, helping project developers lower embodied carbon by up to 50 percent.

To achieve our goals, we draw on the talents of more than 1,500 employees and contractors. Our culture values teamwork, excellence, responsibility and customer focus. We welcome diverse backgrounds and experiences as One Team. At HSC, you belong to a team transforming our world.

The Plant Reliability Engineer
- Analyzer Specialist is responsible for maximizing the reliability and on-line time of plant assets related to process analyzing equipment. They are aligned to Production and drive defect elimination using Root Cause Analysis techniques, partnering with the Plant Engineering Team Leader, Metrology Team, and Midland Plant Team on technical guidance, mentoring, coaching, and oversight to manage maintenance and reliability performance for gas chromatographs, ICP-MS, FTIRs, photometers, chlorine and silica analyzers, and various monitors for oxygen, carbon dioxide, carbon monoxide, Freon, HCl, HF, TOCs and particle counters.

• Ensures availability of physical assets and drives recovery from upsets.
• Monitors, reports, and responds to defined reliability KPIs.
• Verifies the effectiveness of preventative maintenance and reviews technical findings to adjust long-term plans.
• Leads Level 0-1 root cause investigations.
• Participates in project and Management of Change reliability reviews.
• Maintains and drafts new analyzer SMPs and SOPs.
• Drafts and owns MOCs for analyzer reliability improvements.
• Designs sample systems for online process analyzers.
• Supports the definition and implementation of maintain and reliability improvement projects within defined workflows.

• Problem solving
• Troubleshooting capabilities
• Decision making
• Ability to communicate in written and verbal form
• Ability to teach and direct others as needed
• Drive results

• Member of the Emergency Management Team as assigned.
• Commodity program leader as assigned.

• 10+ years of experience if non-degreed but relevant experience.
• bachelor’s degree with interest in Chemistry and willingness to learn the role.

• Chemical plant environment in manufacturing areas and maintenance shop with exposure to all types of climate and weather conditions.
• Lab environment or setting as needed.

• Bachelor’s degree with applicable experience or 10+ years of applied experience with the equipment specified in the job summary.

The compensation range for this position is $97,360.00 – $ for full-time status. Starting pay depends on factors including market demands, experience, training, and education. Benefits may include medical, dental, vision, 401(k), variable bonus, life insurance, 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 need an accommodation or other assistance during the application process, please call our Human Resources Department at  or email  All qualified applicants are encouraged to apply. Req No. 1161