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Salary
$90k – $95k per year
Location
In office (San Luis Obispo)
Seniority
Junior
Visa
H-1B filings in 12 months: 29 · green card filings: 19
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Oct 20, 2026. Entegris scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Entegris is a specialty materials and process solutions company headquartered in Billerica, Massachusetts, supplying the semiconductor industry with specialty chemicals, CMP slurries and cleaning solutions, deposition precursors, filtration, fluid handling and wafer carriers. Listed on Nasdaq and enlarged by its 2022 acquisition of CMC Materials, it runs manufacturing and technology sites across the United States, Taiwan, South Korea, Japan, Malaysia, Singapore and France. It hires manufacturing and process technicians, chemical and machine operators, manufacturing, reliability and product development engineers, lab technicians, scientists and supply chain staff.

Job Title:

Engineer I, Mechanical Engineering

Job Description:

The Role:

Our site in San Luis Obispo, CA. is seeking a Mechanical Engineer. The Mechanical Engineer is responsible for design, detailing, and documenting electrical and electro-mechanical systems used in Ultra High Purity (UHP) gas purification systems assembled at our facility.

What You’ll Do:

  • Design mechanical components and assemblies for new and legacy UHP gas purification systems.
  • Create concepts to be used in the development of new products.
  • Size and select components as required to meet UHP gas purifier system requirements.
  • Create solid models, drawings, procedures and other required documents to support development of systems.
  • Perform and document mathematical computations and other analysis as required to support product design.
  • Work with component suppliers and operations to ensure products meet design requirements.
  • Assist in prototype testing as needed.
  • Work in a fast paced highly productive environment where projects and direction can change quickly while creating thorough and detailed designs and documentation.
  • Any other duties as assigned.

What We Seek:

  • Bachelor’s degree in Mechanical Engineering or equivalent engineering degree.
  • Strong analytical and conceptual thinking skills, ability to analyze data.
  • SolidWorks 3D CAD and 2D drawing experience.
  • Draftsight/AutoCAD 2D CAD experience preferred.
  • PYTHON experience a plus.
  • JIRA experience a plus.
  • Proficient in Microsoft Office tools.
  • Excellent communication (oral and written) and interpersonal skills.
  • Ability to prioritize workload and self-manage projects, handle multiple tasks and meet strict deadlines.
  • Detail-oriented and strong problem solving and decision-making skills.
  • Able to work with all levels of employees and management within the organization.
  • Comfort and ability to work within ambiguity.
  • Prior internship and work experience a plus.

Why work at Entegris?

Lead. Inspire. Innovate. Define Your Future.

Not everyone who works for a global company shares the same background, experiences and perspectives. We leverage the differences of our employees to bring new ideas to the table. Every employee throughout the company is encouraged to share input on projects and initiatives. Our decision-making process is truly a collaborative effort as we realize there are leaders at every level of the organization. We put our values at the core of how we operate as an organization - not just when it’s convenient, but in a lasting and meaningful way. We want the time and energy you spend here to have a positive impact on your life inside and outside of the office.

What We Offer:

At Entegris, we invest in providing opportunities to our employees and promote from within. The new hire in this role will have the potential to grow and create relationships across the organization and be recognized for demonstrated success and adherence to company PACE values.

Our total rewards package goes above and beyond just a paycheck. Whether you’re looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.

  • Compensation: $90,000-$95,000/yr range with actual pay dependent on candidate overall skills for the role.
  • Annual bonus eligibility.
  • Progressive paid time off policy that empowers you to take the time you need to recharge.
  • Generous 401(K) plan with an impressive employer match - fully vested.
  • Excellent health, dental and vision insurance packages to fit your needs.
  • Education assistance to support your learning journey.
  • Values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence.

At Entegris we are committed to providing equal opportunity to all employees and applicants. Our policy is to recruit, hire, train, and reward employees for their individual abilities, achievements and experience without regard to race, color, religion, sexual orientation, age, national origin, disability, marital or military status.

Entegris does not intend to hire experienced or entry level job seekers who will need, now or in the future, Entegris sponsorship through H-1B ("H-1B lottery")

ENT363

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