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

Freeform

Process Engineer (Advanced R&D)

Los Angeles, CA

$95K - $140K/yr

Responsibilities: * Assist the Process Engineering team in developing a deep understanding of the metal additive process and hardware operation by analyzing massive in-situ data sets to gain insight ...

Freeform

Process Engineer (Advanced R&D)

Los Angeles, CA

$95K - $140K/yr

Responsibilities: * Assist the Process Engineering team in developing a deep understanding of the metal additive process and hardware operation by analyzing massive in-situ data sets to gain insight ...

Freeform

Process Engineer (Advanced R&D)

Los Angeles, CA · On-site

$95K - $140K/yr

Responsibilities: * Assist the Process Engineering team in developing a deep understanding of the metal additive process and hardware operation by analyzing massive in-situ data sets to gain insight ...

RTCA

CNC Programming & Process Engineer

Los Angeles, CA · On-site

$30 - $45/hr

Under general direction, the CNC Process Engineer supports the development, implementation, and ... Collaborate with Quality to resolve nonconformances and implement corrective actions. * Assist with ...

Tetra Tech

Process Engineer, W/WW Civil Engineer

Irvine, CA · On-site

$110K - $135K/yr

The Water/Wastewater Process Engineer supports the planning, modeling, evaluation, optimization ... Conduct site investigations and inspections and prepare detailed assessment reports. * Assist with ...

SpaceX

Process Development Engineer

Hawthorne, CA

$110K - $135K/yr

Experience building AI prompts/agents/workflows and using AI code assistants * Experience with AS ... Process Development Engineer/Level I: $100,000.00 - $115,000.00/per year Process Development ...

SpaceX

Process Development Engineer

Hawthorne, CA · On-site

$110K - $135K/yr

Experience building AI prompts/agents/workflows and using AI code assistants * Experience with AS ... Process Development Engineer/Level I: $100,000.00 - $115,000.00/per year Process Development ...

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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:
Assistant Process Engineer jobs near you

Materials and Process Engineer 2/3

Northrop Grumman Corporation

Los Angeles, CA • On-site

Full-time

Medical, Life, PTO

Re-posted 8 days ago

Northrop Grumman rating

8.2

Company rating: 8.2 out of 10

Based on 361 frontline employees who took The Breakroom Quiz

88th of 538 rated manufacturers

Job description

RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: No
CLEARANCE TYPE: Secret
TRAVEL: Yes, 10% of the TimeDescription
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. Our Engineering and Sciences (E&S) organization pushes the boundaries of innovation, redefines engineering capabilities, and drives advances in various sciences. Our team is chartered by providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission!
We are looking for you to join our team as a Materials and Process Engineer based out of Woodland Hills, CA.
What You'll Get to Do:
  • As an M&P Engineer, you will support definition of engineering requirements to develop, select, or recommend parts, materials, processes, and manufacturing technologies used in product design and manufacturing in accordance with contractual and regulatory obligations
  • Additionally, you will qualify new materials (adhesives/epoxies/coatings), parts and processes to meet requirements and manage test and audit programs to qualify suppliers to applicable requirements
  • Support engineering design reviews and participate in failure analyses for Circuit Card Assemblies (CCAs), metallic parts, and processe
  • Assist in supplier qualification activities and respond to routine supplier technical inquiries; escalate complex supplier or production issues to senior M&P engineers
  • Perform analyses to characterize performance or determine causes of tool, material, part, or process failures; recommend corrective actions for senior review
  • Coordinate and support lab activities (metallography, hardness, tensile, NDT/NDI) and compile test data for interpretation and disposition
  • Use project management practices to meet cost, technical, and schedule requirements for assigned tasks while incorporating EHS, LEAN, and Quality principles into materials/process work, lab activities, and procedures
  • Support creation and revision of material/process specifications, work instructions, Standard Operating Procedures (SOPs), and test plans; ensure alignment with Northrop Grumman and industry requirements
  • Support investigations of non-conformances and supplier deviations; collect evidence, perform basic root-cause analysis, and draft corrective action recommendations
  • Maintain engineering records (test reports, engineering orders) and support configuration control and design reviews as required
  • Communicate technical findings clearly to cross-functional teams and stakeholders
  • Frequent interaction with manufacturing floors, supplier facilities, and testing laboratories
  • Occasional travel to supplier sites, test facilities, and other Northrop Grumman locations may be required
  • Must comply with Northrop Grumman security, health, and safety policies

This requisition may be filled at either a Level 2 or a Principal Level 3.
Basic Qualifications for a Materials and Process Engineer:
  • 2 years of Engineering experience with a Bachelor's of Science in a STEM discipline preferrable in Materials Science and Engineering; 0 years of Material Science and Engineering experience with Masters
  • Engineering experience in aerospace, defense, or high-reliability manufacturing environments
  • Practical knowledge of adhesives and epoxies, metallurgy for ferrous and nonferrous alloys, heat treatment basics, corrosion/fatigue fundamentals, and common materials testing methods
  • Hands-on exposure to metallographic sample preparation and basic lab techniques (cutting, polishing, etching, hardness)
  • 2+ years of manufacturing processes (welding/brazing, plating/coating) and ability to interpret engineering drawings and specifications related to Circuit Card Assemblies (CCAs), metallic materials and processing
  • Must be a U.S Citizen
  • Ability to obtain and maintain a U.S. Government Secret Clearance
  • Ability to work full-time onsite in Woodland Hills

Basic Qualifications for a Principal Materials and Process Engineer:
  • 5 years of Engineering experience with a Bachelor's of Science in a STEM discipline preferrable in Materials Science and Engineering; 3 years of Material Science and Engineering experience with Masters; 1 Year with a PhD
  • Engineering experience in aerospace, defense, or high-reliability manufacturing environments
  • Practical knowledge of adhesives and epoxies, metallurgy for ferrous and nonferrous alloys, heat treatment basics, corrosion/fatigue fundamentals, and common materials testing methods
  • Hands-on exposure to metallographic sample preparation and basic lab techniques (cutting, polishing, etching, hardness)
  • 2+ years of manufacturing processes (welding/brazing, plating/coating) and ability to interpret engineering drawings and specifications related to Circuit Card Assemblies (CCAs), metallic materials and processing
  • Must be a U.S Citizen
  • Ability to obtain and maintain a U.S. Government Secret Clearance
  • Ability to work full-time onsite in Woodland Hills

Preferred Qualifications
  • Active U.S. Government Secret Clearance
  • Master's degree in materials science and engineering, chemical engineering, mechanical engineering, metallurgical engineering, or polymer engineering
  • PhD in material science or materials engineering
  • Strong desire to mentor and grow employees
  • Expert level first principle engineering knowledge of metals and materials
  • Knowledge of physical and mechanical properties as well as evaluation methods (tensile strength, hardness, fatigue, fracture toughness, creep, stress rupture, SEM, non-destructive inspection, spectroscopy)
  • Detailed knowledge of one or more of the following production processes: forging, casting, forming, coating, plating, heat treating, fusion welding, friction stir welding, EB welding, additive manufacturing, and composite manufacturing
  • Hands-on experience in a high-production manufacturing environment
  • Experience with technical review of materials processing and a sound understanding of the interaction between process variables and the resulting material performance
  • Demonstrated track record of success in a rapidly growing, fast-paced, and highly competitive environment
  • Personality and drive to execute in a scrappy entrepreneurial environment that operates under tight timelines and aggressive schedules
  • Effective written and interpersonal communication skills
  • Capable of interacting with and conveying concepts within all levels of our organization
  • Strong academic foundation coupled with hands on experience

Primary Level Salary Range: $83,400.00 - $125,200.00
Secondary Level Salary Range: $103,600.00 - $155,400.00
The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.
The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.
Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

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About Northrop Grumman

Sourced by ZipRecruiter

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible.

Industry

Space research administration

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

Year founded

1939

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