Chemical Engineering Jobs in California (NOW HIRING)

RASIRC is seeking a passionate and dynamic Chemical Engineer II to join our team.  If you're someone who thrives in a fast-paced environment, enjoys collaborating with diverse teams, and is committed to making a meaningful impact, we want to hear from you!

U.S. Citizenship: Please note that RASIRC does not assume the responsibility to sponsor employees, US citizenship or Permanent Resident Certificate (Green Card) is required for this job.

Our Mission:

RASIRC drives the innovation of reactive vapor generation and delivery systems required for the manufacturing of advanced semiconductors.

Company Culture:

Our values are at the forefront of our tasks and interactions every day both with coworkers as well as customers.

These values include:

• Customer Focused Innovation
• Integrity
• Teamwork
• Open Communication
• Efficiency
• Learning

Position Overview:

The Chemical Engineer II will play a key role in improving RASIRC’s products and processes through design and testing. Building on foundational engineering experience, this role independently supports process development, preparing products for high-volume manufacturing (HVM) readiness, and continuous improvement initiatives, focusing on the Peroxidizer line.

Key Responsibilities:

Process Design & Optimization

• Lead operation, monitoring, and optimization of chemical process systems producing high-purity specialty chemicals
• Design, analysis, and documentation of mechanical, chemical, and electromechanical subsystems
• Identify process inefficiencies and implement data-driven improvements
• Support advanced troubleshooting of test setups, subcomponent failures, and field failures

Data Analysis & Reporting

• Analyze Engineering test data to drive design improvements
• Develop detailed technical reports, KPIs, and performance dashboards
• Present findings and recommendations to leadership

Continuous Improvement

• Lead cross-functional initiatives focused on efficiency, cost reduction, and reliability
• Drive updates to SOPs, work instructions, and best practices

Safety, Quality & Compliance

• Ensure strict adherence to safety protocols involving hazardous chemicals
• Lead or participate in Hazard Reviews, PHA/HAZOP activities
• Maintain compliance with ISO and semiconductor industry standards

Maintenance & Troubleshooting

• Lead root cause analysis and corrective actions for process and equipment issues
• Work with engineering team to improve current system reliability

Cross-Functional Leadership

• Collaborate with manufacturing, quality, R&D, and supply chain teams
• Integration activities across chemical, electrical, and software teams
• Mentor junior engineers and technicians
• Support training and knowledge transfer across teams

Qualifications

• Education: Bachelor’s degree in Chemical Engineering (required)
• Experience: 3–5 years of relevant industry experience (semiconductor or high-purity chemical manufacturing preferred)
• Strong understanding of chemical process design, scale-up, and optimization
• Experience working with hazardous chemicals and high-purity systems
• Familiarity with ISO-certified manufacturing environments
• Familiarity with CAD software (SolidWorks preferred).
• Strong analytical, troubleshooting, and data analysis skills
• Experience with process control systems and data logging tools
• Understand heat transfer, mass transfer and process piping ability to work hands on with gases, liquids, and heaters
• Ability to design, build and run tests.
• Ability to work in class 1000 or better cleanrooms with required cleanroom garb
• Ability to travel (~10%) as needed
• Ability to work in controlled environments while following all safety and cleanliness protocols.
• Ability to lift approximately 35 lbs.

What We Offer:

• The salary range for this position is $85,000 to $100,000/ year depending on experience and qualifications.
• RASIRC values employee growth and development and with that has a comprehensive training program to ensure that you reach the goals of your position, as well as provide the resources needed for your future career goals.
• Health and Wellness Benefits: RASIRC pays 100% of the premium for the designated employee base health insurance plan through a multiple-plan private exchange and contributes 25% toward dependent health insurance coverage. RASIRC also provides employer-paid life insurance and long-term disability insurance.
• Paid Time Off
• 401k with company match

Why You Should Join Us:

“RASIRC is a great place to work because what you do matters. We are small enough that you will know everyone who is part of the team, but RASIRC is big enough to tackle global issues.” – Jeff Spiegelman, Founder

How to Apply: 

If you're ready to take on this exciting opportunity, please submit your resume and cover letter to https://rasirc.bamboohr.com/careers

Equal Opportunity Employer:

RASIRC is an equal opportunity employer and values diversity in the workplace. We encourage candidates of all backgrounds to apply.

Join us in shaping the future of Semiconductors and making a difference in the world!