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Process Simulation Jobs in California (NOW HIRING)

Freeform

Simulation Engineer

Los Angeles, CA · On-site

... fusion process * Work with software engineers to integrate low-level solvers into simulation ... pipelines and interface with hardware systems * Guide the integration of computational geometry and ...

Arbor Energy

R&D Process Engineer

El Segundo, CA · On-site

Comfort with commercial process simulation tools (Aspen HYSYS, Symmetry, or equivalent), including both steady-state and dynamic simulation. * Strong fundamentals in chemical engineering and a broad ...

1X Technologies AS

Simulation Engineer

San Carlos, CA · On-site

$119K - $203K/yr

About the Team The Simulation team enables faster, smarter engineering decisions by building ... Familiarity with manufacturing processes and design-for-production considerations What does a ...

Sila

Staff Engineer, Process Safety

Alameda, CA

$151K - $191K/yr

Proficiency with process simulation is desirable. Physical Demands and Working Conditions * Must be able to remain in a stationary position to operate a computer and other office productivity ...

Freeform

Simulation Engineer

Los Angeles, CA · On-site

... fusion process * Work with software engineers to integrate low-level solvers into simulation ... pipelines and interface with hardware systems * Guide the integration of computational geometry and ...

Arbor Energy

R&D Process Engineer

El Segundo, CA · On-site

Comfort with commercial process simulation tools (Aspen HYSYS, Symmetry, or equivalent), including both steady-state and dynamic simulation. * Strong fundamentals in chemical engineering and a broad ...

DoorDash

Lead Simulation Engineer

San Francisco, CA · On-site

About the Role We are seeking a Lead Simulation Engineer to architect and build an end-to-end ... As part of the hiring and/or promotion process, we provide Covey with job requirements and ...

Bosch Group

Associate Process Engineer

Roseville, CA · On-site

$80K - $90K/yr

Proficiency in semiconductor process simulation software. * Strong analytical and problem-solving skills. * Excellent communication and project management skills. * Strong computer skills in ...

Bosch Group

Associate Process Engineer

Roseville, CA · On-site

Proficiency in semiconductor process simulation software. * Strong analytical and problem-solving skills. * Excellent communication and project management skills. * Strong computer skills in ...

Bosch Group

Associate Process Engineer

Roseville, CA · On-site

$80K - $90K/yr

Proficiency in semiconductor process simulation software. * Strong analytical and problem-solving skills. * Excellent communication and project management skills. * Strong computer skills in ...

Freeform

Principal Simulation Engineer

Los Angeles, CA · On-site

... fusion process * Work with software engineers to integrate low-level solvers into simulation ... pipelines and interface with hardware systems * Guide the integration of computational geometry and ...

SpaceX

Software Engineer, Simulation

Hawthorne, CA · On-site

The Software Engineer, Simulation will develop and enhance the in-house multiphysics simulation engine to support various manufacturing processes and improve part yield and inspection efficiency.

SpaceX

Software Engineer, Simulation

Hawthorne, CA · On-site

They are seeking a Software Engineer specializing in simulation to enhance their multiphysics simulation engine, which supports various manufacturing processes. The role involves software ...

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All JobsProcess Simulation JobsProcess Simulation Jobs in California

Process Simulation information

See California salary details

$38.5K

$121.8K

$188K

How much do process simulation jobs pay per year?

As of Jul 21, 2026, the average yearly pay for process simulation in California is $121,783.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,800.00 and $144,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Process Simulation position, and why are they important?

To thrive in Process Simulation, a strong background in chemical engineering, process modeling, and analytical thinking is essential, often supported by a degree in engineering or a related field. Expertise with simulation software such as Aspen HYSYS, CHEMCAD, or MATLAB, and familiarity with process control systems, are highly valued, along with relevant certifications. Effective communication, problem-solving, and collaboration skills help professionals convey complex concepts and work efficiently with multidisciplinary teams. These qualifications are crucial for creating accurate process models, optimizing operations, and supporting evidence-based decision-making in industrial environments.

What does a typical day look like for someone working in Process Simulation?

A typical day in Process Simulation often involves developing, testing, and refining process models to optimize manufacturing or chemical processes. You’ll collaborate with engineers, plant operators, and project managers to gather data, validate simulations, and ensure alignment with production goals. Regular responsibilities may include running simulations on specialized software, analyzing results, and presenting findings and recommendations to stakeholders. The role tends to balance independent analytical tasks with team-oriented problem-solving, providing both technical challenges and opportunities for cross-functional communication.

What is a Process Simulation job?

A Process Simulation job involves using software tools to model, analyze, and optimize industrial processes in industries like chemical, manufacturing, and energy. Engineers in this role create virtual models to test different scenarios, improve efficiency, reduce costs, and ensure safety. They work with simulation software such as Aspen Plus, HYSYS, or MATLAB to predict system performance before physical implementation. This helps companies make data-driven decisions and improve overall process reliability.

What are the most commonly searched types of Process Simulation jobs in California? The most popular types of Process Simulation jobs in California are:
What are popular job titles related to Process Simulation jobs in California? For Process Simulation jobs in California, the most frequently searched job titles are:
What job categories do people searching Process Simulation jobs in California look for? The top searched job categories for Process Simulation jobs in California are:
Process Simulation jobs near you
Infographic showing various Process Simulation job openings in California as of July 2026, with employment types broken down into 2% Internship, 95% Full Time, and 3% Contract. Highlights an 98% In-person, and 2% Remote job distribution, with an average salary of $121,783 per year, or $58.5 per hour.
Process Engineer

Process Engineer

Ecoservices

Long Beach, CA • On-site

$98K - $110K/yr

Other

Retirement

Posted 17 days ago

Job description

Backed by an over 130-year history, Ecovyst has evolved into a platform of leading sulfur solutions united by a shared commitment to reliability, innovation, and performance. We have carefully cultivated our reputation as a premier provider of virgin sulfuric acid, sulfuric acid regeneration services, and sulfuric acid derivatives. We provide specialty grade high-purity virgin sulfuric acid for a number of diverse and growing end uses. Among them are mining, particularly copper for electronics applications, production of electric vehicles and the ongoing expansion of data centers across the globe, and industrial applications including our customers’ production of nylon precursors, production of lead acid batteries for all types of vehicles, industrial and municipal water treatment, and refining and petrochemical processes.

  • Ecoservices provides sulfuric acid regeneration, produces virgin sulfuric acid, and offers chemical waste handling and treatment services
  • Calabrian produces high-value sulfur dioxide and derivative solutions, enabling us to serve a broader set of essential industries
  • Chem32 sulfides and activates catalysts for refining and renewable fuel processes


What we offer:

  • Competitive pay
  • Full benefit package
  • 401k matching
  • Tuition Reimbursement


The base salary range for this position in as for the job description criteria as listed is $98,000 to $110,0000 annually. Our salary ranges are determined by market data based on position and level. The range displayed on each job posting reflects the minimum and maximum salaries for that position. Where an individual's pay falls within the range is determined by factors including, but not limited to, location, job-related skills, experience, and relevant education or training.


In some cases, compensation may fall outside of this range depending on factors, including a candidate's qualification, skills, competencies, experience, and location. Base pay is one part of the Total Rewards package that is provided to compensate and recognize employees for their work.

Position Overview:

The Process Engineer is responsible for monitoring and optimizing plant process performance for improving plant safety, reliability, and efficiency.

What you will be doing:

  • Provide plant production troubleshooting support and technical support for assigned projects.
  • Investigate and implement ways to reduce costs in Plant processes.
  • Author FEL1 Capital Project scope & justifications.
  • Assist with prioritizing maintenance work.
  • Execute small capital projects, including field construction supervision.
  • Arrange and supervise contractors for assigned projects.
  • Participate in HSES (Health, Safety, Environmental, Sustainability) teams/meetings to address safety and environmental issues.
  • Conduct incident investigations and implement corrective actions as needed.
  • Perform release calculations for environmental releases.
  • Analyze problems/opportunities and participate in identifying solution options.
  • Provide technical documentation to provide continuity and prevent recurrence of problems.
  • Support planning, execution, and documentation of Turnaround activities.
  • Provide technical support for startup/shutdown and standard operating procedures.
  • Assist with design, analysis, and optimization of highly integrated processes as well as basic unit operations such as reactors or heat exchangers.
  • Manage Operations documentation including SOPs, P&IDs, BFDs, PFDs, Critical Interlock Matrix, Master Alarm List & Control Narratives, and alarm management efforts.
  • Support Management Team initiatives and help drive change.
  • Support Equipment Strategy and Equipment Best Practice compliance.
  • Use operating parameter compliance tools to analyze process and drive improvements.
  • Author RCFAs as needed.
  • Improve process tuning and control schemes.
  • Maintain, update, and improve site control systems including DCS, SIS, PLCs, process data historians and operator rounds.


Required Qualifications:

  • Bachelor’s degree (B.S.) in Chemical Engineering
  • 2-5 years chemical plant, refinery, and/or engineering experience
  • Familiarity with industry standards & practices (OSHA, API, ASME, NFPA)
  • Familiarity with PSM/RMP regulations
  • Ability to comprehend equipment, P&ID, loop, etc. drawings.
  • Working knowledge of chemical engineering principles including process controls
  • Ability to multi-task and manage multiple priorities.
  • Ability to work in the field (climbing stairs and ladders, equipment and vessel entry, etc.)
  • Problem solving and critical thinking skills with the ability to reason and deduce.
  • Proficiency with Word, Excel, PowerPoint required.
  • Will work in a 24/7 continuous operation chemical manufacturing plant and be required to be on call on a rotational basis.
  • Ability to communicate (both written and verbal) effectively and promptly with all levels of the organization.
  • Familiarity or experience with Aspen Tech Process Simulation Software a plus.