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Process Engineer Jobs in Brea, CA (NOW HIRING)

Stellant Systems

Materials & Process Engineer

Torrance, CA · On-site

$100K - $165K/yr

Materials & Process Engineer Job Location: Torrance, CA Salary: $100,000-$165,000/yr DOE Stellant is excited to offer a MATERIALS & PROCESSES ENGINEER position at our Torrance facility. We are an ...

Bachem AG

Process Engineer I

Torrance, CA · On-site

$70K - $96K/yr

A brief overview A process engineer is responsible for supporting and maintaining critical and supporting equipment and instruments to ensure the manufacturing process is continuously in operation ...

Jacobs Management Group

Senior Process Engineer

Corona, CA · On-site

$107K - $138K/yr

Senior Process Engineer My client, a leader in medical-grade extrusion manufacturing, is hiring a Senior Process Engineer to sharpen the processes behind life-critical products. You'll turn ...

Stellant Systems

Materials & Process Engineer

Torrance, CA · On-site

$85K - $165K/yr

Materials & Process Engineer Job Location: Torrance, CA Salary: $85,000-$165,000/yr DOE Stellant is excited to offer a MATERIALS & PROCESSES ENGINEER position at our Torrance facility. We are an ...

Semtech

Backend Process Engineer

Alhambra, CA · On-site

$100K - $135K/yr

The Backend Process Engineer -InPWafer Fab positionis responsible fordevelopment, optimization, and manufacturing support of backend wafer fabrication processes for Indium Phosphide (InP)-based ...

Jacobs Management Group

Senior Process Engineer

Corona, CA · On-site

$107K - $138K/yr

Senior Process Engineer My client, a leader in medical-grade extrusion manufacturing, is hiring a Senior Process Engineer to sharpen the processes behind life-critical products. You'll turn ...

Bachem

Process Engineer I

Torrance, CA · On-site

$70K - $96K/yr

A brief overview A process engineer is responsible for supporting and maintaining critical and supporting equipment and instruments to ensure the manufacturing process is continuously in operation ...

Stellant Systems

Materials & Process Engineer

Torrance, CA · On-site

$100K - $165K/yr

Materials & Process Engineer Job Location: Torrance, CA Salary: $100,000-$165,000/yr DOE Stellant is excited to offer a MATERIALS & PROCESSES ENGINEER position at our Torrance facility. We are an ...

Worley

Process Engineer Level II

Monrovia, CA · On-site

$110K - $162K/yr

Purpose: You will provide process engineering services and leadership projects to Worley' and its customers, including technical support and supervision within the process engineering team.

Valar Atomics

Senior Process Engineer

Torrance, CA · On-site

$108K - $140K/yr

This engineer will own process system architecture from early concept and design through manufacturing and commissioning. Key Responsibilities * Own the design, procurement, fabrication, assembly ...

AllSTEM Connections

Lead Process Engineer

Ontario, CA · On-site

$110K - $140K/yr

The Lead Process Engineer will develop, optimize, validate, and sustain manufacturing processes used in precision optical components, coatings, and assemblies. This is a highly collaborative ...

Valar Atomics

Senior Process Engineer

Torrance, CA · On-site

$108K - $140K/yr

This engineer will own process system architecture from early concept and design through manufacturing and commissioning. Key Responsibilities * Own the design, procurement, fabrication, assembly ...

GAF

Process Engineer II

Fontana, CA · On-site

$80K - $110K/yr

Job Summary The Process Engineer position is responsible for ensuring proper optimized operations to produce products and develop processes to ensure quality, cost and efficiency plans are met. This ...

Gaf

Process Engineer II

Fontana, CA · On-site

$80K - $110K/yr

Job Summary The Process Engineer position is responsible for ensuring proper optimized operations to produce products and develop processes to ensure quality, cost and efficiency plans are met. This ...

VersaDesk

Process Engineer Intern

Los Angeles, CA · On-site

Process Engineering Intern Location: Onsite Los Angeles, CA Job Type: Full-Time Internship Monday-Friday 7 am -3:30 pm Ready to turn your engineering skills into real-world opportunities? If you're ...

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Showing results 41-60

All JobsProcess Engineer JobsProcess Engineer Jobs in Brea, CA

Process Engineer information

See Brea, CA salary details

$51.3K

$95.3K

$147.6K

How much do process engineer jobs pay per year?

As of Sep 3, 2026, the average yearly pay for process engineer in Brea, CA is $95,317.00, according to ZipRecruiter salary data. Most workers in this role earn between $77,200.00 and $106,700.00 per year, depending on experience, location, and employer.

What is a process engineer?

Process Engineers are professionals who design, implement, and optimize industrial processes to improve efficiency, quality, and safety in manufacturing or production environments. They analyze workflows, troubleshoot process issues, and develop solutions to enhance productivity and reduce costs. Process Engineers often work in industries such as chemicals, pharmaceuticals, food and beverage, and energy, ensuring processes are compliant with environmental and safety regulations. Their work is vital for maintaining smooth operations and achieving organizational goals.

What are the key skills and qualifications needed to thrive as a process engineer, and why are they important?

To thrive as a Process Engineer, you need a solid background in chemical, mechanical, or industrial engineering, often supported by a relevant bachelor's degree and understanding of process optimization principles. Familiarity with process simulation software (such as Aspen Plus or AutoCAD), Six Sigma methodologies, and quality management systems is typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills set candidates apart in this role. These skills and qualifications are essential to improve efficiency, ensure safety, and drive continuous improvement in industrial and manufacturing processes.

What are some common challenges process engineers face when implementing process improvements, and how can they overcome them?

Process Engineers often encounter challenges such as resistance to change from team members, integrating new technologies with existing systems, and ensuring process changes meet regulatory standards. Overcoming these obstacles typically involves clear communication, involving stakeholders early in the process, thorough documentation, and piloting changes before full-scale implementation. Building strong cross-functional relationships and continuously gathering feedback also help ensure that improvements are effective and sustainable.

What is the difference between Process Engineer vs Manufacturing Engineer?

AspectProcess EngineerManufacturing Engineer
CredentialsBachelor's in Engineering, certifications like Six SigmaBachelor's in Engineering, certifications like Lean Manufacturing
Work EnvironmentDesigning and optimizing processes, R&D settingsOverseeing production lines, factory floors
Industry UsageManufacturing, chemical, aerospaceAutomotive, electronics, consumer goods

Process Engineers focus on designing and improving manufacturing processes, often working in R&D or engineering departments. Manufacturing Engineers concentrate on implementing and managing production on the factory floor. Both roles require similar technical skills and certifications but differ mainly in their scope and work environment.

What jobs can a process engineer do?

A process engineer designs, develops, and optimizes manufacturing processes to improve efficiency, quality, and safety. They work in industries such as chemical, pharmaceutical, food, and automotive, often using tools like process simulation software and requiring knowledge of quality standards and safety regulations.
More about Process Engineer jobs

What are the most commonly searched types of Process Engineer jobs in Brea, CA?

The most popular types of Process Engineer jobs in Brea, CA are:

What are popular job titles related to Process Engineer jobs in Brea, CA?

For Process Engineer jobs in Brea, CA, the most frequently searched job titles are:

What job categories do people searching Process Engineer jobs in Brea, CA look for?

The top searched job categories for Process Engineer jobs in Brea, CA are:

What cities near Brea, CA are hiring for Process Engineer jobs?

Cities near Brea, CA with the most Process Engineer job openings:

Process Engineer jobs near you
Infographic showing various Process Engineer job openings in Brea, CA as of August 2026, with employment types broken down into 89% Full Time, and 11% Contract. Highlights an 94% In-person, and 6% Remote job distribution, with an average salary of $95,317 per year, or $45.8 per hour.

Materials & Process Engineer

Stellant Systems

Torrance, CA • On-site

$100K - $165K/yr

Full-time

Re-posted 26 days ago

Job description

Overview
Job Title: Materials & Process Engineer
Job Location: Torrance, CA
Salary: $100,000-$165,000/yr DOE
Stellant is excited to offer a MATERIALS & PROCESSES ENGINEER position at our Torrance facility. We are an industry leader in high-performance RF technology, supporting terrestrial and spaceborne communications, electronic warfare, and radar missions.
Responsibilities
This role will be primarily tasked with providing engineering support for materials and processes, including welding (Laser, TIG, and Resistance), soldering, brazing, precision chemical cleaning, plating, and laboratory testing. You will serve as a liaison with groups such as Engineering, Quality, Program Management, Operations, Suppliers, and Supply Chain.
In this multi-faceted position, the focus will be on improving and developing welding processes to meet functional requirements with the highest quality and consistency. The successful candidate will troubleshoot process problems, interface with internal and external customers, write specifications and procedures, develop and revise weld schedules, and train operators on processing techniques. Additional support may be provided with cleaning, plating, brazing, soldering, adhesives, paints, machining, and metallizing. Extensive laboratory activities will consist of SEM, XPS, microscopy, DSC, XRF, and X-Rays, as well as small-scale laboratory tests.
Qualifications
Level III: requires a minimum of 4 years of relevant experience
Level IV: requires a minimum of 6 years of relevant experience
Level V: requires a minimum of 9 years of relevant experience
  • Bachelor's or Postgraduate degree (Master's or Ph.D.) in Materials Engineering, Mechanical Engineering, Chemical Engineering or a closely related field.
  • Strong knowledge of metals, joining methods, and metallurgical concepts, with hands-on experience in Brazing, Soldering, Gas Tungsten Arc Welding (GTAW), and Laser Welding.
  • Proven experience in precision chemical cleaning and plating processes.
  • Demonstrated ability to develop welding schedules and specifications.
  • Deep understanding of engineering materials specific to a manufacturing environment.
  • Proficiency with materials, laboratory equipment, and test plan execution.
  • Capability to draft Materials and Processes (M&P) engineering documents, including procurement specifications and assembly instructions.
  • Proficiency in Microsoft Office applications.
  • Ability to thrive in a fast-paced environment, meet tight deadlines, and coordinate multiple tasks effectively.
  • Strong technical problem-solving skills with a proven track record of working closely with production personnel.
  • Effective verbal and written communication skills.

Stellant Systems is an Equal Opportunity/Affirmative Action Employer. We consider applicants without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status or membership in any other group protected by federal, state or local law.
To conform to U.S. Government export regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S. (e.g. Green Card holder), or a protected individual as defined by the International Traffic in Arm Regulations (ITAR).

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