Process Engineer
Caspar, CA · On-site
... refinery process operations, troubleshooting, and small project execution Must have a general ... phase engineering Must have strong written and verbal communication skills, working with internal ...
Process Engineer
Caspar, CA · On-site
... refinery process operations, troubleshooting, and small project execution Must have a general ... phase engineering Must have strong written and verbal communication skills, working with internal ...
Process Engineer - Workgroup Lead
Caspar, CA · On-site
$114K - $148K/yr
... refinery business Assist in developing process engineering scope of work and project design basis with clients Interact with Anvil project teams to develop and support projects Participate in ...
Process Engineer - Workgroup Lead
Caspar, CA · On-site
$114K - $148K/yr
... refinery business Assist in developing process engineering scope of work and project design basis with clients Interact with Anvil project teams to develop and support projects Participate in ...
Manager, Process Engineering
Martinez, CA · On-site
$121K - $216K/yr
We have an opportunity at our Martinez Refinery in California and are seeking a talented Manager, Process Engineering to join our team as a pivotal member that would play a key role here at PBF ...
Manager, Process Engineering
Martinez, CA · On-site
$121K - $216K/yr
We have an opportunity at our Martinez Refinery in California and are seeking a talented Manager, Process Engineering to join our team as a pivotal member that would play a key role here at PBF ...
Refining Chemical Engineering Intern/Co-op Spring 2027
Los Angeles, CA · On-site
$18 - $23.50/hr
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
Refining Chemical Engineering Intern/Co-op Spring 2027
Los Angeles, CA · On-site
$18 - $23.50/hr
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
Manager, Process Engineering
$121K - $216K/yr
We have an opportunity at our Martinez Refinery in California and are seeking a talented Manager, Process Engineering to join our team as a pivotal member that would play a key role here at PBF ...
Manager, Process Engineering
$121K - $216K/yr
We have an opportunity at our Martinez Refinery in California and are seeking a talented Manager, Process Engineering to join our team as a pivotal member that would play a key role here at PBF ...
Process Engineer II
Crockett, CA · On-site
$81K - $151K/yr
ASR Group is the world's largest refiner and marketer of cane sugar, with an annual production ... The Process Engineer is also responsible for improving existing operations and manufacturing ...
Process Engineer II
Crockett, CA · On-site
$81K - $151K/yr
ASR Group is the world's largest refiner and marketer of cane sugar, with an annual production ... The Process Engineer is also responsible for improving existing operations and manufacturing ...
Refining Chemical Engineering Intern/Co-op Spring 2027
Martinez, CA · On-site
$19.50 - $25.25/hr
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
Refining Chemical Engineering Intern/Co-op Spring 2027
Martinez, CA · On-site
$19.50 - $25.25/hr
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
Process Engineer II
Crockett, CA · On-site
$81K - $151K/yr
ASR Group is the world's largest refiner and marketer of cane sugar, with an annual production ... The Process Engineer is also responsible for improving existing operations and manufacturing ...
Process Engineer II
Crockett, CA · On-site
$81K - $151K/yr
ASR Group is the world's largest refiner and marketer of cane sugar, with an annual production ... The Process Engineer is also responsible for improving existing operations and manufacturing ...
Senior Process Engineer
Monrovia, CA · On-site
$130K - $191K/yr
You will provide process engineering services to Worley and its customers, including technical ... Refinery experience. * Oil and Gas experience. * Saudi Aramco experience. Additional Information:
Senior Process Engineer
Monrovia, CA · On-site
$130K - $191K/yr
You will provide process engineering services to Worley and its customers, including technical ... Refinery experience. * Oil and Gas experience. * Saudi Aramco experience. Additional Information:
Work closely with process engineers and other internal stakeholders to meet process and equipment milestones. Process Development & Integration : Develop and optimize process modules (etch ...
Work closely with process engineers and other internal stakeholders to meet process and equipment milestones. Process Development & Integration : Develop and optimize process modules (etch ...
Process Engineer 5
Fremont, CA · On-site
The impact you'll make As a Process Engineer at Lam, you'll work at the leading edge of ... Elevate manufacturing and fabrication performance by refining processing techniques, methods, and ...
Process Engineer 5
Fremont, CA · On-site
The impact you'll make As a Process Engineer at Lam, you'll work at the leading edge of ... Elevate manufacturing and fabrication performance by refining processing techniques, methods, and ...
Staff Wafer Process Engineer
San Jose, CA · On-site
$108K - $155K/yr
Guide process engineers and technicians, promoting a culture of technical excellence and data-driven decision-making. Technical Skills & Qualifications * Deposition Expertise: In-depth knowledge of ...
Staff Wafer Process Engineer
San Jose, CA · On-site
$108K - $155K/yr
Guide process engineers and technicians, promoting a culture of technical excellence and data-driven decision-making. Technical Skills & Qualifications * Deposition Expertise: In-depth knowledge of ...
Staff Wafer Process Engineer
$108K - $155K/yr
Guide process engineers and technicians, promoting a culture of technical excellence and data-driven decision-making. Technical Skills & Qualifications * Deposition Expertise: In-depth knowledge of ...
Staff Wafer Process Engineer
$108K - $155K/yr
Guide process engineers and technicians, promoting a culture of technical excellence and data-driven decision-making. Technical Skills & Qualifications * Deposition Expertise: In-depth knowledge of ...
Process Engineer
$71K - $80K/yr
... refine how products are made, the Process Engineer role offers an exciting opportunity to make scalable impact in medical manufacturing. Benefits * Competitive compensation range: $71,000 - $80,000 ...
Process Engineer
$71K - $80K/yr
... refine how products are made, the Process Engineer role offers an exciting opportunity to make scalable impact in medical manufacturing. Benefits * Competitive compensation range: $71,000 - $80,000 ...
Process Engineer
Lake Forest, CA · On-site
$71K - $80K/yr
... refine how products are made, the Process Engineer role offers an exciting opportunity to make scalable impact in medical manufacturing. Benefits * Competitive compensation range: $71,000 - $80,000 ...
Process Engineer
Lake Forest, CA · On-site
$71K - $80K/yr
... refine how products are made, the Process Engineer role offers an exciting opportunity to make scalable impact in medical manufacturing. Benefits * Competitive compensation range: $71,000 - $80,000 ...
Process Engineer
Lake Forest, CA · On-site
$71K/yr
... refine how products are made, the Process Engineer role offers an exciting opportunity to make scalable impact in medical manufacturing. Benefits * Competitive compensation range: $71,000 - $80,000 ...
Process Engineer
Lake Forest, CA · On-site
$71K/yr
... refine how products are made, the Process Engineer role offers an exciting opportunity to make scalable impact in medical manufacturing. Benefits * Competitive compensation range: $71,000 - $80,000 ...
Senior Process Engineer
Bakersfield, CA · On-site
$138K - $197K/yr
The Senior Process Engineer provides technical support for refinery operations. They are responsible unit monitoring, daily troubleshooting, operations support, process optimization, and development ...
Quick apply
Senior Process Engineer
Bakersfield, CA · On-site
$138K - $197K/yr
The Senior Process Engineer provides technical support for refinery operations. They are responsible unit monitoring, daily troubleshooting, operations support, process optimization, and development ...
Process Engineer-Finishing
Mountain Pass, CA · On-site
$110K - $150K/yr
S. company with a fully integrated rare earth supply chain--from mining and refining to advanced ... Position Overview: There are four levels of process engineers in the Process Technology and ...
Quick apply
Process Engineer-Finishing
Mountain Pass, CA · On-site
$110K - $150K/yr
S. company with a fully integrated rare earth supply chain--from mining and refining to advanced ... Position Overview: There are four levels of process engineers in the Process Technology and ...
Process Engineer
Long Beach, CA · On-site
$98K - $110K/yr
Our expertise in sulfuric acid processing and extensive plant network has enabled us to provide end ... S.) in Chemical Engineering * 2-5 years chemical plant, refinery, and/or engineering experience
Quick apply
Process Engineer
Long Beach, CA · On-site
$98K - $110K/yr
Our expertise in sulfuric acid processing and extensive plant network has enabled us to provide end ... S.) in Chemical Engineering * 2-5 years chemical plant, refinery, and/or engineering experience
Process Engineer-Polymer Patterning
San Carlos, CA · On-site
$120K - $170K/yr
Process Engineer-Technology Development (Polymer Patterning) As a Process Engineer focused on ... Design and refine in-line vision recognition systems to monitor and control pattern quality ...
Process Engineer-Polymer Patterning
San Carlos, CA · On-site
$120K - $170K/yr
Process Engineer-Technology Development (Polymer Patterning) As a Process Engineer focused on ... Design and refine in-line vision recognition systems to monitor and control pattern quality ...
Refinery Process Engineer information
See California salary details
$70.6K - $85.1K
4% of jobs
$99.5K is the 25th percentile. Wages below this are outliers.
$85.1K - $99.5K
21% of jobs
$99.5K - $114K
22% of jobs
The median wage is $117.7K / yr.
$114K - $128.5K
13% of jobs
$142.1K is the 75th percentile. Wages above this are outliers.
$128.5K - $143K
17% of jobs
$143K - $157.5K
6% of jobs
$157.5K - $172K
0% of jobs
$172K - $186.5K
0% of jobs
$186.5K - $201K
5% of jobs
$201K - $215.5K
6% of jobs
$215.5K - $229.9K
6% of jobs
$70.6K
$135.6K
$229.9K
How much do refinery process engineer jobs pay per year?
As of Jun 11, 2026, the average yearly pay for refinery process engineer in California is $135,586.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,200.00 and $145,600.00 per year, depending on experience, location, and employer.
What does a Refinery Process Engineer do?
A Refinery Process Engineer is responsible for designing, optimizing, and troubleshooting processes within an oil refinery to ensure efficiency, safety, and regulatory compliance. They analyze data, monitor equipment performance, and recommend improvements to enhance productivity and reduce costs. Additionally, they work closely with operations, maintenance, and safety teams to implement process modifications and resolve technical issues. Their role is crucial in maximizing yield, minimizing energy consumption, and ensuring environmental compliance.
What are some of the typical day-to-day responsibilities for a Refinery Process Engineer?
As a Refinery Process Engineer, your main responsibilities typically include monitoring and optimizing production processes, troubleshooting technical issues, and ensuring compliance with safety and environmental regulations. You may also be involved in analyzing process data, implementing improvements, and coordinating with operations, maintenance, and other engineering teams to maintain efficient plant performance. Your day could involve both desk work—such as process modeling and reporting—and fieldwork in the refinery, observing equipment and working closely with plant personnel. This blend of tasks helps ensure the refinery operates safely, efficiently, and at peak capacity.
What are the key skills and qualifications needed to thrive in the Refinery Process Engineer position, and why are they important?
To excel as a Refinery Process Engineer, a strong background in chemical engineering, process optimization, and safety protocols is essential, typically supported by a relevant engineering degree. Proficiency with process simulation software (such as Aspen HYSYS or CHEMCAD), knowledge of distributed control systems (DCS), and familiarity with industry certifications like Six Sigma or Professional Engineer (PE) licensure are highly valued. Problem-solving abilities, strong communication, and teamwork skills help professionals navigate dynamic refinery environments and coordinate with cross-functional teams. These competencies are crucial for ensuring efficient, safe, and compliant operations within complex refinery processes.
What are popular job titles related to Refinery Process Engineer jobs in California? For Refinery Process Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Refinery Process Engineer jobs in California look for? The top searched job categories for Refinery Process Engineer jobs in California are:
What cities in California are hiring for Refinery Process Engineer jobs? Cities in California with the most Refinery Process Engineer job openings:
What are popular job titles related to Refinery Process Engineer jobs in CA? For Refinery Process Engineer jobs in CA, the most frequently searched job titles are:
Job description
Job Description: JOB SUMMARY
The mid-level process engineer position will learn to master the fundamentals of process design and develop a thorough understanding of how a project is developed. The position will further develop technical skills and be tasked with mentoring and helping junior level engineers in developing their technical skills. The position will act as a peer reviewer of deliverables and issued products, asked to interact with clients on a regular basis and provide guidance to them on how they can develop and improve their projects.
RESPONSIBILITIES AND DUTIES
Work directly with clients and front-line operations staff at operating plants to identify optimization and engineering opportunities, then further develop into projects
Assist in developing process engineering scope of work and project design basis with clients
Interact with Anvil project teams to develop and support projects
Participate in meetings with the client and project team to establish project objectives and to coordinate and/or resolve design problems
Review detailed project design for technical accuracy, compliance and feasibility to governing codes and client requirements
Responsible for using company software tools to report on work status, forecasting, and schedule for projects with process scope
SPECIAL RESPONSIBILITIES
Bring solution to process team members in relation to identified PSV issues/problems
REQUIRED SKILLS AND ABILITIES
Additional operations and design experience is desired in utilities, pipeline, and product terminals
Must be familiar with multiple refinery process operations, troubleshooting, and small project execution
Must have a general knowledge of company, client, and industry codes, specifications, and standards
Understanding of typical refinery project front end loading and detailed design phase engineering
Must have strong written and verbal communication skills, working with internal project discipline and external engineering and operations staff. Must be comfortable making contact with new clients
Ability to estimate, schedule, and develop project scope
Must be familiar with multiple refinery process operations, troubleshooting, and small project execution
Proficient with computerized project management and reporting tools
Ability to perform effectively in a fast-paced work environment with multiple priorities and deadlines
Capable of some travel and remote site assignments.
Applicants must be able to obtain a TWIC card.
SPECIAL REQUIRED SKILLS
Experience in PSV sizing, scenario reviews, mitigation of overpressure scenarios
Experience with iPRSM or similar software
Familiar with process safety reviews and layer of protection analysis
Experience in oil refining
EDUCATION AND EXPERIENCE
Bachelor's Degree in Chemical Engineering
3+ years professional experience – Oil & Gas preferred
PE preferred but not required
PHYSICAL REQUIREMENTS
Able to sit for long periods of time.
Must be able to lift up to 15 pounds at a time
Field trips to job sites (local and/or remote) will be required, so applicant must be open to travel and remote site assignments
The mid-level process engineer position will learn to master the fundamentals of process design and develop a thorough understanding of how a project is developed. The position will further develop technical skills and be tasked with mentoring and helping junior level engineers in developing their technical skills. The position will act as a peer reviewer of deliverables and issued products, asked to interact with clients on a regular basis and provide guidance to them on how they can develop and improve their projects.
RESPONSIBILITIES AND DUTIES
Work directly with clients and front-line operations staff at operating plants to identify optimization and engineering opportunities, then further develop into projects
Assist in developing process engineering scope of work and project design basis with clients
Interact with Anvil project teams to develop and support projects
Participate in meetings with the client and project team to establish project objectives and to coordinate and/or resolve design problems
Review detailed project design for technical accuracy, compliance and feasibility to governing codes and client requirements
Responsible for using company software tools to report on work status, forecasting, and schedule for projects with process scope
SPECIAL RESPONSIBILITIES
Bring solution to process team members in relation to identified PSV issues/problems
REQUIRED SKILLS AND ABILITIES
Additional operations and design experience is desired in utilities, pipeline, and product terminals
Must be familiar with multiple refinery process operations, troubleshooting, and small project execution
Must have a general knowledge of company, client, and industry codes, specifications, and standards
Understanding of typical refinery project front end loading and detailed design phase engineering
Must have strong written and verbal communication skills, working with internal project discipline and external engineering and operations staff. Must be comfortable making contact with new clients
Ability to estimate, schedule, and develop project scope
Must be familiar with multiple refinery process operations, troubleshooting, and small project execution
Proficient with computerized project management and reporting tools
Ability to perform effectively in a fast-paced work environment with multiple priorities and deadlines
Capable of some travel and remote site assignments.
Applicants must be able to obtain a TWIC card.
SPECIAL REQUIRED SKILLS
Experience in PSV sizing, scenario reviews, mitigation of overpressure scenarios
Experience with iPRSM or similar software
Familiar with process safety reviews and layer of protection analysis
Experience in oil refining
EDUCATION AND EXPERIENCE
Bachelor's Degree in Chemical Engineering
3+ years professional experience – Oil & Gas preferred
PE preferred but not required
PHYSICAL REQUIREMENTS
Able to sit for long periods of time.
Must be able to lift up to 15 pounds at a time
Field trips to job sites (local and/or remote) will be required, so applicant must be open to travel and remote site assignments
About Anvil International
Sourced by ZipRecruiter
Company size
1,001 - 5,000 Employees
Headquarters location
Exeter, NH, US
Year founded
1850