Six Figure Work

Senior Engineer, Mechanical Engineering

Entegris

Company websiteentegris.com (Entegris, opens in new tab)

Base salary $112K  to $119K

Employer-published annual base salary, USD. Advertised base range in San Luis Obispo, CA

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  • LocationSan Luis Obispo, CA
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (23 min ago) · observed since

About this job

Job Title:

Senior Engineer, Mechanical Engineering

Job Description:


The Role: 

 

Entegris is currently seeking a talented and motivated Senior Engineer, Mechanical Engineering to join our team, focusing on the development and optimization of gas purification systems. This position is responsible for designing, documenting, analyzing, testing, and collaborating across functions to implement advanced technologies in gas purification systems. This position will report to the Manager, New Product Development Engineering.

 

What You’ll Do:

 

  • Create and refine mechanical components and sub-systems. 
  • Work cross functionally to integrate mechanical systems with electrical and controls sub-systems.  
  • Conduct simulations and analysis to evaluate system performance and reliability. 
  • Conduct rigorous testing and validation to ensure performance, reliability, and compliance with industry standards. 
  • Work closely with cross-functional teams, including fellow mechanical engineers, controls engineers, and electrical engineers for full systems integration. 
  • Analyze and optimize purification processes to enhance efficiency, reduce energy consumption, and minimize environmental impact. 
  • Prepare detailed technical documentation, including engineering drawings, design specifications, and test reports. 
  • Stay updated with the latest advancements in gas purification technologies and contribute to continuous improvement initiatives. 
  • Any other duties as assigned. 

 

What We Seek: 

  • Bachelor’s degree in Mechanical Engineering or equivalent engineering degree. 
  • Minimum 5-8 years of experience in mechanical engineering with a Bachelor’s degree; or 3-6 years of experience with a Master’s degree. 
  • Proficiency in SolidWorks CAD software, and simulation tools (e.g., SolidWorks Simulation, ANSYS). 
  • SolidWorks 3D CAD and 2D drawing experience. 
  • Draftsight/AutoCAD 2D CAD experience a plus. 
  • PYTHON experience a plus.
  • JIRA experience a plus.
  • Strong analytical and problem-solving skills, with the ability to troubleshoot complex systems and processes. 
  • Excellent verbal and written communication skills, with the ability to convey technical information clearly and concisely. 
  • Ability to work effectively in a collaborative team environment and manage multiple projects simultaneously. Advises and mentors less experienced engineers. 
  • A proactive mindset with a passion for innovation and sustainability. 

 

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: $112,000-$119,000/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")

#LI-DD1

ENT363

Source: Entegris on Workday · View original posting (opens in new tab)

Pay in context

This role's base floor ($112,000) is above 13% of the 2,032 Engineering (non-software) roles in California listed on this site; 1 other lists the same floor. Their median floor is $146,200; the middle half runs from $124,000 to $173,000.

Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 6, 2026.

This range next to 6 other live Entegris roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live Entegris roles with the nearest advertised base floor
RolePublished base
Senior Engineer, Mechanical Engineering (this listing)$112K - $119K
Lead Scientist, Modeling & Simulation$112K - $164K
Lead Scientist, Modeling & Simulation$112K - $164K
Lead Process & Quality Engineer$114K - $135K
Senior Specialist, Product Manager$110K
Senior Engineer, Customer Quality Engineering$110K - $120K
Lead, Quality Engineer$114K - $135K

Same $100K to $400K scale as every card. All Entegris roles · How to read the bar

Observed changes

  1. First observed on the employer's board
  2. Began meeting the published-salary criteria
Observed since
Employer-stated posting date
2026-10-20
Where this pay comes from

Location as the employer wrote it: San Luis Obispo, CA

- Compensation: $112,000-$119,000/yr range with actual pay dependent on candidate overall ski

Method
Employer text, read with fixed rules and re-verified
Checked
Rule set
us-base-v2

The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.

What we verified

  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.