
Sr Engineer, Quality Assurance Engineering
Entegris · San Luis Obispo, CA
- Level
- Senior
- Team
- Quality
- Base pay
- $95k–$110k
- Degree
- Required
- Experience asked
- 6+ years
- Certification
- Green Belt preferred
- Industry
- Industrial
- Posted
- 28 days ago
The role in 30 seconds
A senior quality role at Entegris (industrial) in San Luis Obispo, CA. In this role, you will serve as a key quality leader supporting manufacturing and operational excellence across APS gas purification products and processes.
- They ask for
- 6+ years · degree required · Green Belt preferred
- Tools it names
- Lean, Six Sigma, Green Belt, Root cause, SPC, FMEA
- Base pay
- $95k–$110k
Read from the posting. The full description is below.
How this role compares
Against 163 other live quality postings in California.
- Base pay
- About 18% below similar roles
- Experience asked
- More than usual (6+ vs 5+)
Typical $101k–$149k, from 79 postings that list pay.
Similar roles usually ask 5+ years.
Skills these teams ask for most
- ✓ Root cause 78%
- ✓ FMEA 56%
- ✓ Supplier quality 48%
- ✓ Validation (IQ/OQ/PQ) 43%
- AS9100 41%
- PPAP 39%
✓ = this posting asks for it too. % = share of similar postings that mention it.
Stands out: this posting asks for SAP, Power BI / Tableau, which few similar roles mention. If you have it, lead with it.
At a glance
Pulled from the posting text. If it's not listed here, the posting didn't say.
How to get in at this plant
Five moves over a week or two. The first one takes ten minutes.
- 1
Pick 2–3 people on the Quality team at Entegris
Engineers who joined in the last year or two reply the most. Use the team search on this page to find them.
- 2
Send a short, curious note
One real question about their work. No favors yet. Each person gets a different note, written for this role.
- 3
Turn a reply into a short call
Questions worth asking about this team:
- What does a normal week look like on your team?
- Which standards drive the work here: ISO 13485, IATF 16949, AS9100?
- How much of the job is customer complaints versus prevention?
- The posting mentions a Green Belt. Does the company sponsor certification?
- How did you land the job? What stood out in your interviews?
- 4
Apply with someone vouching for you
If the call went well, ask whether they’d pass your résumé to the hiring manager. Send your résumé link, apply that day, and let them know.
- 5
Bring proof to the interview
One page of before-and-after numbers from projects you led: scrap, OEE, cycle time, cost. Plant managers hire on results.
This plant: Entegris in San Luis Obispo
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Full description from EntegrisAs posted on their careers site.ShowHide
The Role
Entegris is currently seeking a Senior Engineer, Quality Assurance Engineering to join our Advanced Purity Solutions (APS) Division at our San Luis Obispo, CA facility.
This is a full-time, on-site opportunity within the Quality Engineering family and technical career framework at Entegris. In this role, you will serve as a key quality leader supporting manufacturing and operational excellence across APS gas purification products and processes. The work is dynamic and cross-functional, involving regular interaction with and presentations to manufacturing, engineering, operations, supply chain, supplier quality, and leadership teams.
This is a high-impact, highly visible position requiring the ability to manage multiple priorities, influence without direct authority, and drive resolution of complex quality and business challenges.
Responsibilities
include supporting manufacturing quality, process control, nonconformance management, and continuous improvement initiatives across APS products serving the semiconductor industry. The successful candidate will operate with a high degree of autonomy.
Show full description ↓Show less ↑
Job Title
Sr Engineer, Quality Assurance Engineering
What You’ll Do
- •Lead cross-functional teams in resolving manufacturing, process, and product quality issues using structured problem-solving methodologies such as 8D, 5-Why, and Fishbone Analysis.
- •Champion plant quality escalation management efforts, coordinating stakeholders and applying project management principles to drive timely containment, corrective actions, and sustainable improvements.
- •Lead CAPA activities, including root cause verification, corrective action implementation, effectiveness reviews, and closure management.
- •Own and improve plant quality notification, nonconformance, MRB, and defect tracking processes to ensure timely resolution and visibility of quality risks.
- •Develop and maintain quality dashboards, scorecards, and reporting systems to monitor manufacturing performance, yield, scrap, rework, defect trends, and process capability.
- •Analyze quality data and manufacturing trends to identify systemic issues, prioritize improvement opportunities, and strengthen risk-based decision making.
- •Serve as a quality representative for Material Review Board (MRB) activities, driving effective disposition of nonconforming material and ensuring appropriate risk assessment.
- •Lead and support manufacturing process improvement initiatives focused on defect reduction, process capability, operational efficiency, and product quality performance.
- •Support New Product Introduction (NPI) readiness activities, including review of Control Plans, Process FMEAs, process validations, inspection strategies, and production quality requirements.
- •Support process change management activities, including quality risk assessments, manufacturing process changes, transfers, and implementation of Process Change Notifications (PCNs) where applicable.
- •Support development, implementation, and continuous improvement of process control systems, metrology programs, measurement system analysis (MSA), and statistical process control (SPC) methodologies.
- •Partner with manufacturing and engineering teams to improve process robustness, reduce variation, and strengthen quality ownership throughout production operations.
- •Support internal audits, external audits, compliance activities, and quality management system requirements.
- •Coach and mentor engineers, technicians, and cross-functional teams in quality principles, structured problem solving, and continuous improvement methodologies.
- •Demonstrate willingness to complete miscellaneous tasks as assigned in support of the larger organization and site production goals.
- •Act as a champion of the Entegris quality culture by influencing best practices and driving adherence to established quality policies, procedures, and standards without direct authority.
- •Demonstrate excellence in planning, execution, discipline, learning, leadership, and teamwork while exemplifying Entegris PACE values.
- •Travel occasionally as needed to support training, global operations, benchmarking activities, and business requirements.
What We Seek
- •Bachelor of Science degree in Mechanical Engineering, Electrical Engineering, Manufacturing Engineering, Semiconductor Engineering, Quality Engineering, or a related technical field.
- •4-6 years of professional experience in engineering, manufacturing, quality, or a related technical discipline, preferably within a manufacturing environment.
- •Proven experience leading root cause investigations and driving effective corrective and preventive actions through implementation and effectiveness verification.
- •Strong experience with quality tools, methodologies, and standards including FMEA, Control Plans, SPC, MSA, CAPA, Lean, Six Sigma, and ISO-based quality systems.
- •Strong understanding of manufacturing processes, process controls, product lifecycle management, and quality management systems.
- •Experience working with nonconformance management, MRB processes, defect reduction initiatives, and process improvement activities.
- •Competent Microsoft Office and ERP system skills (SAP strongly preferred) and familiarity with data visualization and analysis tools such as Power BI.
- •Excellent analytical, organizational, and written and verbal communication skills.
- •Six Sigma Green Belt or equivalent certification.
- •Highly self-motivated with the ability to manage multiple priorities and influence cross-functional teams.
- •Proficient in speaking, reading, writing, and understanding English .
Outstanding Candidates Will Have
- •Master's degree in Engineering, Quality Management, Manufacturing Engineering, or a related technical field.
- •ASQ certifications such as CQE, CQIA, CSSBB, CMQ/OE, or equivalent credentials.
- •Semiconductor industry experience in manufacturing, quality, process engineering, equipment engineering, o
