1

Assistant Process Engineer Jobs in Brea, CA (NOW HIRING)

The process engineer is responsible for maintaining daily production uptime of fully automated ... Coordinate and assist with new mold samplings including the molding process and the creation of ...

Process Engineer

Pomona, CA · On-site

$83K - $85K/yr

The process engineer is responsible for maintaining daily production uptime of fully automated ... Coordinate and assist with new mold samplings including the molding process and the creation of ...

The Process Engineer will assist with process development, equipment design, validation, and implementation, efficiency improvements, 5S implementation, implementation of Lean manufacturing concepts ...

PROCESS ENGINEER (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch ... to assist in quarantine and rework activities * Drive corrective action to products not meeting ...

PROCESS ENGINEER (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch ... to assist in quarantine and rework activities * Drive corrective action to products not meeting ...

PROCESS ENGINEER (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch ... to assist in quarantine and rework activities * Drive corrective action to products not meeting ...

Process Engineer Level II

Monrovia, CA · On-site

$110K - $162K/yr

If required, assist, and support junior personnel within the process engineering team. * Communicate effectively with the process engineering team and project stakeholders, including the Customer.

next page

Showing results 1-20

Assistant Process Engineer information

See Brea, CA salary details

$14

$26

$50

How much do assistant process engineer jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for assistant process engineer in Brea, CA is $26.39, according to ZipRecruiter salary data. Most workers in this role earn between $18.17 and $30.62 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an assistant process engineer?

To thrive as an Assistant Process Engineer, a solid background in chemical or process engineering, analytical problem-solving skills, and a relevant engineering degree are essential. Familiarity with process simulation software (such as Aspen HYSYS or AutoCAD), data analysis tools, and safety regulations is typically required. Strong teamwork, effective communication, and attention to detail help individuals stand out in this role. These skills and qualities ensure efficient process optimization, safe operations, and successful collaboration within engineering teams.

How much does an assistant process engineer get paid?

The average salary for an assistant process engineer ranges from $55,000 to $75,000 per year, depending on experience, location, and industry. Entry-level positions may start lower, while experienced assistants with specialized skills or certifications can earn higher wages. Salaries often include benefits such as health insurance and paid time off.

What does an assistant process engineer do?

An assistant process engineer supports the development, implementation, and optimization of manufacturing or chemical processes. They assist in data collection, process troubleshooting, and ensuring safety and quality standards are met, often using tools like process simulation software. This role typically requires technical knowledge, problem-solving skills, and familiarity with industry regulations.

What is the difference between Assistant Process Engineer vs Process Engineer?

AspectAssistant Process EngineerProcess Engineer
QualificationsBachelor's in Engineering or related field, some certificationsBachelor's or higher in Engineering, often with more experience
Work EnvironmentSupportive, entry-level, team-basedMore autonomous, project management responsibilities
ResponsibilitiesAssist in process design, data collection, troubleshootingDesign, optimize, and oversee manufacturing processes

Assistant Process Engineers typically support process development and troubleshooting under supervision, while Process Engineers take on more independent responsibilities in designing and optimizing processes. Both roles require similar educational backgrounds, but Process Engineers usually have more experience and autonomy in their tasks.

What are some common challenges faced by assistant process engineers, and how can they effectively overcome them?

Assistant Process Engineers often encounter challenges such as adapting to rapidly changing project requirements, troubleshooting unexpected process inefficiencies, and balancing multiple tasks under tight deadlines. To navigate these obstacles, it's important to develop strong problem-solving skills, maintain clear communication with senior engineers and cross-functional teams, and stay organized through effective time management. Proactively seeking feedback and learning from experienced colleagues can also help in building confidence and technical expertise, paving the way for career progression.
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 job categories do people searching Assistant Process Engineer jobs in Brea, CA look for? The top searched job categories for Assistant Process Engineer jobs in Brea, CA are:
What cities near Brea, CA are hiring for Assistant Process Engineer jobs? Cities near Brea, CA with the most Assistant Process Engineer job openings:

Full-time

Re-posted 9 days ago


Job description

Description

Position Title: Process Engineer

Department: Engineering

Location: Santa Ana, CA 

FLSA Status: Exempt, Full-Time 


Job Summary: 

The Process Engineer is responsible for developing, optimizing, and sustaining manufacturing processes to improve safety, quality, productivity, and cost efficiency. This role works closely with production, quality, engineering, and supply chain teams to analyze current processes, implement improvements, and support new product introductions.

The Process Engineer evaluates production data, identifies opportunities for process improvements, and implements solutions that enhance operational performance. This position plays a key role in continuous improvement initiatives and ensuring consistent manufacturing performance.


Key Responsibilities: 

Process Development & Optimization

  • Analyze existing manufacturing processes to identify opportunities for improvement in efficiency, quality, and cost with an emphasis on CCA and Box Build processes.
  • Design, develop, and implement process improvements to optimize production performance.
  • Establish and maintain process documentation including work instructions, process flows, and standard operating procedures.
  • Support troubleshooting of production issues and implement corrective actions.

Continuous Improvement

  • Lead and support continuous improvement initiatives focused on waste reduction, productivity improvement, and cost savings.
  • Utilize Lean manufacturing, Six Sigma, or similar methodologies to improve operational performance.
  • Conduct root cause analysis for process deviations, quality issues, and equipment inefficiencies.

Production Support

  • Work closely with production teams to resolve process-related issues.
  • Monitor key performance indicators and process metrics to ensure stable manufacturing performance.
  • Provide technical support during production ramp-ups or process changes.

New Product Introduction (NPI)

  • Collaborate with engineering, quality, and operations teams to support new product launches.
  • Develop manufacturing processes for new products and ensure readiness for production.
  • Assist with validation activities, including process capability and qualification.

Documentation & Compliance

  • Maintain accurate process documentation and engineering change records.
  • Ensure processes comply with safety, quality, and regulatory standards.
  • Support audits and quality system requirements as needed.

Qualifications: 

  • Bachelor's degree in Engineering (Mechanical, Industrial, Manufacturing, Chemical, or related discipline).
  • Typically 3-6 years of experience in process engineering within a manufacturing environment.
  • Experience with manufacturing process improvement and troubleshooting.
  • Familiarity with production equipment and manufacturing systems.

Preferred:

  • Lean Manufacturing or Six Sigma certification
  • Experience with process validation and statistical analysis
  • Experience supporting new product introductions
  • CAD or process simulation experience
  • Experience in contract manufacturing with an emphasis on CCA manufacturing

Physical Requirements: 

  • Ability to sit for extended periods while working at a computer.
  • Ability to stand and walk within a manufacturing environment.
  • Ability to occasionally lift and carry items up to 20 pounds.

---


This job description is intended to provide a clear overview of the primary duties and responsibilities for the Process Engineer position. It is not an exhaustive list, and other tasks may be required as needed to support the company's operations.


Regal Technology Partners is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all employees and applicants without regard to race, color, religion, sex, national origin, age, disability, genetic information, sexual orientation, gender identity, or any other characteristic protected by federal, state, or local laws. We strive to create an inclusive and diverse work environment where everyone is valued and respected.


If you require any accommodation during the application process or have any questions regarding our EEO policies, please contact Human Resources, hr@regaltechnology.com