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Senior Chemical Process Engineer Jobs in Riverside, CA

Education * BS or MS in Chemical Engineering, Biochemical Engineering, Bioprocess Engineering ... Hands-on experience supporting process development, manufacturing investigations, scale-up, process ...

Process Engineer

Beaumont, CA ยท On-site

$77K - $80K/yr

Bachelor's degree in Engineering, preferably Chemical, Mechanical, Materials, Plastic or Industrial ... Proven experience in plastic injection molding process, molds, machines and conceptions. DOE, FMEA ...

Process Engineer II

Fontana, CA ยท On-site

$80K - $110K/yr

The Process Engineer is also responsible for ensuring process specifications and associated ... Bachelor's Degree in Engineering (Electrical, Mechanical, or Chemical) coupled 2+ years of ...

The Process Engineer is also responsible for ensuring process specifications and associated ... Bachelor's Degree in Engineering (Electrical, Mechanical, or Chemical) coupled 2+ years of ...

Process Engineer II

Ontario, CA ยท On-site

$99K - $124K/yr

As an engineering liaison, support CAPA projects and root cause analysis to investigate productivity or quality issues with assistance from Operations and Quality Management. * Assist Sr. Process ...

Process Engineer II

Ontario, CA ยท On-site

$99K - $124K/yr

As an engineering liaison, support CAPA projects and root cause analysis to investigate productivity or quality issues with assistance from Operations and Quality Management. * Assist Sr. Process ...

Process Engineer - Project Manager

Irvine, CA ยท On-site

$126K - $180K/yr

You'll collaborate with senior leadership to expand client relationships, mentor engineers, and ... Master's degree in Civil, Environmental, or Chemical Engineering. * Experience managing projects ...

Position Details The Process Engineer Lead owns the design, development, and execution of complex ... The position oversees large-scale projects, mentors senior engineers, and drives innovation through ...

Bachelor's degree in Chemical, Environmental, or Process Engineering from an accredited university. * 0 to 3 years of experience. * EIT preferred with intent to pursue Professional Engineering ...

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Showing results 21-40

Senior Chemical Process Engineer information

See Riverside, CA salary details

$95.5K

$131.1K

$163.3K

How much do senior chemical process engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior chemical process engineer in Riverside, CA is $131,119.00, according to ZipRecruiter salary data. Most workers in this role earn between $117,400.00 and $140,800.00 per year, depending on experience, location, and employer.

What is a senior chemical process engineer?

Senior Chemical Process Engineers are experienced professionals who design, develop, and optimize chemical processes used in manufacturing. They lead projects, oversee process safety and efficiency, and mentor junior engineers. Their work ensures that industrial chemical operations are cost-effective, environmentally friendly, and comply with regulations. Senior Chemical Process Engineers often collaborate with multidisciplinary teams and play a key role in troubleshooting and continuous improvement initiatives.

How do senior chemical process engineers typically collaborate with cross-functional teams during large-scale projects?

Senior Chemical Process Engineers frequently work alongside professionals from disciplines like mechanical engineering, instrumentation, safety, and project management. They play a key role in translating process requirements into actionable engineering solutions and ensure process integration aligns with overall project goals. Regular meetings, detailed documentation, and clear communication are essential, as these engineers often lead technical discussions, resolve interdisciplinary challenges, and coordinate between design, operations, and quality assurance teams to drive projects forward efficiently.

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

To thrive as a Senior Chemical Process Engineer, you need a strong background in chemical engineering principles, process design, and problem-solving, typically supported by a bachelor's or master's degree in chemical engineering. Familiarity with process simulation software (such as Aspen Plus or HYSYS), plant safety standards, and relevant certifications (like Professional Engineer licensure) is highly valuable. Strong analytical thinking, leadership, and effective communication skills help drive project success and lead cross-functional teams. These skills and qualities are crucial for optimizing manufacturing processes, ensuring safety, and delivering cost-effective solutions in complex industrial environments.

What is the difference between Senior Chemical Process Engineer vs Chemical Process Engineer?

AspectSenior Chemical Process EngineerChemical Process Engineer
Required CredentialsBachelor's or Master's in Chemical Engineering; 5+ years experienceBachelor's in Chemical Engineering; entry to 2 years experience
Work EnvironmentDesign, optimization, and supervision in manufacturing or R&D facilitiesAssist in process design, testing, and operation in manufacturing plants
Employer & Industry UsageManufacturing, oil & gas, pharmaceuticals, chemicalsSimilar industries, often as entry-level or mid-level roles

The main difference between a Senior Chemical Process Engineer and a Chemical Process Engineer lies in experience, responsibilities, and seniority. Senior engineers typically lead projects, oversee teams, and have more advanced expertise, while chemical process engineers focus on supporting process design and operation. Both roles are essential in chemical manufacturing and related industries, but senior positions require more experience and leadership responsibilities.

What are popular job titles related to Senior Chemical Process Engineer jobs in Riverside, CA?

For Senior Chemical Process Engineer jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Senior Chemical Process Engineer jobs in Riverside, CA look for?

The top searched job categories for Senior Chemical Process Engineer jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Senior Chemical Process Engineer jobs?

Cities near Riverside, CA with the most Senior Chemical Process Engineer job openings:

Infographic showing various Senior Chemical Process Engineer job openings in Riverside, CA as of July 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, 1% Temporary, 1% Contract, and 1% Nights. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $131,119 per year, or $63 per hour.

Staff Process Engineer

Syner-G

Tustin, CA โ€ข On-site

Full-time

PTO

Re-posted 8 days ago


Job description

POSITION OVERVIEW:

Syner-G is seeking a highly experienced Staff Process Engineer / MSAT Technology Transfer Lead with 10-15+ years of biologics manufacturing experience to provide technical and program leadership for a portfolio of monoclonal antibody (mAb) drug substance technology transfers. This role will be responsible for managing approximately 10 concurrent technology transfer programs, driving cross-functional execution from process transfer through GMP manufacturing and PPQ, while ensuring technical readiness, risk mitigation, and milestone achievement.

The successful candidate will serve as a strategic partner to MSAT leadership, establishing governance, portfolio reporting, resource planning, and escalation processes that improve execution visibility and accountability. Leveraging deep expertise in mammalian cell culture, downstream purification, process validation, and commercial manufacturing, the Staff Process Engineer will support transfer strategies, validation planning, process risk assessments, and commercialization activities. The ideal candidate will combine strong program leadership capabilities with hands-on process development and manufacturing science experience to support technical troubleshooting and execution as needed.

KEY RESPONSIBILITIES:

(This list is not exhaustive and may be supplemented or changed as necessary.)

  • Lead a portfolio of approximately 10 concurrent mAb drug substance technology transfer programs, managing timelines, milestones, deliverables, risks, and cross-functional dependencies.
  • Drive technology transfer activities from process handoff through GMP manufacturing, PPQ execution, and commercial readiness.
  • Serve as a strategic partner to MSAT leadership by developing governance structures, portfolio reporting metrics, resource planning tools, and escalation pathways to improve transfer execution and visibility.
  • Provide technical leadership and subject matter expertise in monoclonal antibody manufacturing, including mammalian cell culture, chromatography, filtration, UF/DF, and drug substance production.
  • Support technology transfer strategy development, technical readiness assessments, process fit-gap evaluations, and commercialization planning.
  • Develop and implement risk-based process validation and PPQ strategies utilizing process characterization data, prior process knowledge, and product quality requirements.
  • Evaluate process risks and critical process parameters (CPPs), ensuring appropriate control strategies and confirmation of Critical Quality Attributes (CQAs).
  • Collaborate closely with MSAT, Process Development, Manufacturing, Quality, QA, Supply Chain, Regulatory Affairs, and Project Management teams to ensure transfer readiness and successful execution.
  • Provide hands-on technical support, troubleshooting, and process assessment activities when required, leveraging previous laboratory, process development, or manufacturing experience.
  • Lead commissioning, qualification, startup, and operational readiness activities associated with technology transfer and process implementation.
  • Develop and maintain scalable technology transfer procedures, templates, tools, and best practices to support a growing portfolio of commercial and late-stage programs.
  • Identify and mitigate technical, operational, scheduling, and resource risks while advancing programs toward key milestones.
  • Drive continuous improvement initiatives focused on transfer effectiveness, process robustness, manufacturing throughput, and operational excellence.
  • Mentor engineers and technical staff while serving as a trusted advisor to internal stakeholders and client leadership teams.

QUALIFICATIONS AND REQUIREMENTS:

Education

  • BS or MS in Chemical Engineering, Biochemical Engineering, Bioprocess Engineering, Biotechnology, or a related technical discipline preferred.

Technical Experience

  • 10-15+ years of experience in MSAT, process engineering, process development, technology transfer, or biologics manufacturing within biotechnology or pharmaceutical organizations.
  • Demonstrated experience managing multiple concurrent technology transfer programs for biologic products, preferably monoclonal antibodies.
  • Extensive expertise in upstream and downstream biologics manufacturing processes, including mammalian cell culture, chromatography, viral clearance operations, filtration, and UF/DF.
  • Hands-on experience supporting process development, manufacturing investigations, scale-up, process characterization, and technology transfer activities.
  • Strong knowledge of GMP manufacturing, process validation, PPQ execution, lifecycle validation, and regulatory expectations for commercial biologics manufacturing.
  • Proven leadership of cross-functional technical teams and complex manufacturing or commercialization programs.
  • Experience developing portfolio governance, resource planning, risk management, and program reporting frameworks is highly desirable.
  • Prior MSAT leadership or technical program management experience supporting commercial biologics products preferred.

Technical Skills

  • Deep understanding of mAb drug substance manufacturing processes and technology transfer methodologies.
  • Strong knowledge of process validation, PPQ strategy development, process characterization, CPP/CQA assessment, and risk management principles.
  • Experience with manufacturing scale-up, process monitoring, statistical analysis, and process performance evaluation.
  • Ability to assess technical readiness, identify process risks, and develop mitigation strategies across multiple programs.
  • Strong project and portfolio management capabilities, including management of schedules, resources, budgets, and competing priorities.
  • Excellent communication, stakeholder management, leadership, and influencing skills.
  • Ability to operate effectively in fast-paced, highly matrixed environments supporting multiple simultaneous programs.

ESSENTIAL FUNCTIONS:

Physical Demands:ย 

The physical demands described here are representative of the requirements that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.ย 

While performing the duties of this job, the employee is regularly required to use a computer keyboard and mouse; reach with hands and arms; talk and listen. The employee is frequently required to walk and sit, as well as to lift and carry objects such as books and files weighing up to 25 pounds. The employee is occasionally required to stand, stoop, or kneel. Specific vision abilities required by this position include close vision and the ability to adjust focus.ย 

Work Environment:ย 

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job, including moderate noise level, an indoor temperate environment, and light levels that are bright and conducive to minimal eye strain, typical for an office environment.ย 

TOTAL REWARDS PROGRAM:

We define total rewards as compensation, benefits, remote work/flexibility, development, recognition, and our culture with programs that support each of our reward pillars. This includes a market competitive base salary and annual incentive plan, robust benefit offerings, and ongoing recognition and career development opportunities. Employees also enjoy our generous flexible paid time off program, company-paid holidays, flexible working hours, and fully remote work options for most positions and the ability to work "almost anywhere." However, if a physical work location is more for you, we have office locations in Greater Boston; San Diego, CA; Boulder, CO; and India.

COMPENSATION:

The expected salary range for this position is $170,000 to $200,000 yearly. Actual pay will be determined based on experience, qualifications, geographic location, and other job-related factors permitted by law.

Currently, Syner-G is unable to sponsor or take over sponsorship of an employment Visa at this time.ย 

LEGAL STATEMENT:
ย 

Syner-G is proud to be an Equal Employment Opportunity and Affirmative Action employer. All employment decisions, including the recruiting, hiring, placement, training availability, promotion, compensation, evaluation, disciplinary actions, and termination of employment (if necessary) are made without regard to the employee's race, color, creed, religion, sex, pregnancy or childbirth, personal appearance, family responsibilities, sexual orientation or preference, gender identity, political affiliation, source of income, place of residence, national or ethnic origin, ancestry, age, marital status, military veteran status, unfavorable discharge from military service, physical or mental disability, or on any other basis prohibited by applicable law. Syner-G is an E-Verify employer.ย