66 Results for

Chemical Manufacturing Jobs in Riverside, CA

Jobs

New!

Rancho Cucamonga, CA2 days ago

Analyze production data to identify inefficiencies and lead continuous improvement initiatives using Lean, Six Sigma, and root cause problem solving tools. Equipment & TechnologySpecify, validate, and maintain elastomer processing equipment, including mixers, extruders, molding presses, curing ovens, and inspection tools.

New!

Tustin, CA5 days ago

$95,000–$128,000 Per Year

4+ years of experience in application engineering and proposal development for custom industrial water and wastewater treatment systems, including aeration, clarification, disinfection, media and membrane filtration (NF, RO, UF), water softening, ion exchange, and systems for raw water, boiler water, cooling water, oily water, process water, produced water, ultrapure water, and wastewater treatment. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

Tustin, CA15 days ago

We are seeking motivated entry-level Biopharma Manufacturing Associates to support both upstream and downstream production processes. Bachelors degree in Biology, Chemistry, Biochemistry, Biopharmaceutical Sciences, or related field (required).

Rancho Cucamonga, CA30+ days ago

The Manufacturing Engineer works closely with the manufacturing team, supports the development, optimization, and sustainability of manufacturing processes related to elastomer materials and products. Analyze production data to identify inefficiencies and lead continuous improvement initiatives using Lean, Six Sigma, and rootcause problemsolving tools.

Irvine, California8 days ago

Overview: Selution, in partnership with Cordis, specializes in the development of ground-breaking technology and commercialization of advanced drug device combination products for the treatment of coronary and peripheral artery disease. Responsibilities: The Manufacturing Operator II (Microspheres) supports the preparation, mixing, inspection, filtration, and documentation of solutions used in the production of drug‑loaded polymer microspheres.

Hemet, CA30+ days ago

You ll be directly involved in the engineering of welded steel tanks, pressure vessels, and storage systems used across industrial, chemical, agricultural, and petroleum applications. Experience applying relevant codes such as API 650, API 653, AWWA D100, ASME, ACI, ASCE, AISC, IBC.

Rancho Cucamonga, CA30+ days ago

$85,000

Analyze production data to identify inefficiencies and lead continuous improvement initiatives using Lean, Six Sigma, and root cause problem solving tools. The Manufacturing Engineer works closely with the manufacturing team, supports the development, optimization, and sustainability of manufacturing processes related to elastomer materials and products.

Irvine, CA30+ days ago

$110,000–$135,000

This role ensures product quality and reliability by designing robust test methods, developing scalable software-driven solutions, and owning the full equipment validation lifecycle, including in-house Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT), and IQ/OQ/PQ. While performing the duties of this job, the employee is regularly required to stand; walk; sit; use hands to handle or feel; reach with hands and arms; climb or balance; stoop, kneel, crouch, see, talk, or hear.

Ontario, California8 days ago

$75,000–$100,000

The Production Manager oversees daily production activities, manages multiple production lines, develops frontline leaders, and drives continuous improvement initiatives aligned with business and financial goals. This role is ideal for a results-driven leader with strong floor presence who excels in fast-paced environments and drives improvements in safety, quality, productivity, and profitability.

Rancho Santa Margarita, CA30+ days ago

Through on‐the‐job training, you will be responsible for delivering operational excellence by processing parts through manual and automated operations, including performing visual inspections. Duties: Support our Packaging, Receiving, Logistics departments as well as supporting material/chemical coordinator.

Irvine, CA23 days ago

Remote

$160,000–$210,000 Per Year

This is a hands-on leadership role for someone who thrives building from zero to one in a regulated environment: selecting contract manufacturers, standing up supply chains compliant with FDA 21 CFR Part 820, establishing ISO 13485-certified quality management systems, and preparing for direct-to-patient fulfillment. The ideal candidate brings deep experience in medical device manufacturing (particularly wearable or electro-optical devices), understands regulated hardware supply chains and design transfer, and can roll up their sleeves while building the team and processes for long-term growth.

Rancho Santa Margarita, CA30+ days ago

Through on the job training, you will be responsible for delivering operational excellence by processing parts through manual and automated operations, including performing visual inspections. Duties: Support our Packaging, Receiving, Logistics department as well as supporting material/chemical coordinator.

New!

Tustin, CA3 days ago

$23–$31

Recognized as a Top Workplace by the Orange County Register in 2021, 2022, and named a Top Workplace USA in 2023, Zymo Research continues to be a vibrant community where employees thrive, feel connected, and are inspired by their work. Actual compensation details will be provided in writing at the time of offer, if applicable, and is based on several factors we believe fairly and accurately impact compensation, including geographic location, experience, knowledge, skills, abilities, and other job permitted factors.

Santa Ana, CA30+ days ago

$18–$19 Per Hour

As the leading, privately held U.S. manufacturer of innovative high-performance flexible circuit boards, we are dedicated to the design, production, and assembly of advanced printed circuit board assembly (PCBAs) technology solutions. California Pay Range$18—$19 USDThe actual compensation offered is based on a wide array of factors unique to each candidate, including but not limited to skill set, years and depth of experience, certifications, and other relevant business considerations.

New!

Tustin, CA1 day ago

$95,000–$128,000 Per Year

Rancho Cucamonga, California16 days ago

USALCO is a leading provider of aluminum-based component products used in water treatment, pulp and paper manufacturing, oil refining catalysts, housing markets, and other sectors. The Chemical Plant Manager is responsible for overseeing the overall operations of the plant, including the management of manufacturing, maintenance, safety, quality, and personnel functions.

New!

Brea, CA2 days ago

$20–$25 Per Hour

This position is responsible for operating and maintaining copper and gold plating lines used in the production of high-reliability printed circuit boards (PCBs). Winonics is a trusted leader in advanced PCB manufacturing, built on teamwork, innovation, and continuous improvement.

Newport Beach, CA30+ days ago

$185,000–$208,000 Per Year

This is a critical leadership position responsible for sustaining process control, improving yield and quality, supporting capacity expansion, leading process development and technology transfers, and executing cost-reduction strategies. We are seeking an experienced Wet Etch Process Engineering Manager to lead and develop a high-performing team within our semiconductor manufacturing facility.

New!

Corona, CA3 days ago

Working closely with Operations, Supply Chain, R&D, and Finance teams, the Cost Accountant helps ensure cost structures remain current as products, materials, packaging, and production processes evolve. This role is responsible for maintaining reliable cost data, monitoring manufacturing variances, supporting inventory controls, and assisting with new product costing initiatives.

Irvine, California30+ days ago

$160,000–$265,200 Per Year
Full-time

Position Summary: The Site Director will serve as the site leader for the Cannon Connectors Business in Irvine, CA and will be responsible for setting the site's operational strategy, leading production, manufacturing engineering and fostering a culture of collaboration and performance. About ITT: ITT is a leading manufacturer of critical components for harsh environments that serves fast-growing end markets in flow, aerospace and defense, energy and transportation.

Irvine, California22 days ago

$115,100–$171,900 Per Year
Full-time

Position Summary: The NPI Mold Design Engineer is responsible for designing, developing, and implementing new injection molds, tooling, and manufacturing processes that support the launch of new Mil/Aero interconnect products at ITT Cannon. The engineer plays a key role in cross‑functional NPI teams and supports concept development, DFM/DFA, mold flow simulation, tooling validation, and production readiness activities.

Brea, CA30+ days ago

$20–$28 Per Hour

Execute plating and chemical process operations, including copper plating, acid/tin plating, electroless copper, nickel, soft gold, hard gold, and related cleaning and stripping processes. This role is responsible for operating and maintaining plating and wet process equipment used in the production of high-reliability printed circuit boards.

Irvine, California30+ days ago

$23.41–$34.86 Per Hour
Full-time

About ITT: ITT is a leading manufacturer of critical components for harsh environments that serves fast-growing end markets in flow, aerospace and defense, energy and transportation. Connect and Control Technologies: A leader in critical applications for the aerospace, defense and industrial markets, including harsh environment connectors and control components.

Rancho Santa Margarita, California30+ days ago

$17.50–$18 Per Hour

Our unique business model, combined with our dedication to delivering the highest quality products, enables team members to contribute in a larger capacity than is possible in typical positions. This role contributes directly to product reliability and patient safety by assembling, inspecting, and preparing components used in devices used for surgical solutions.

New!

Irvine, California1 day ago

$17.36–$23.85 Per Hour

This position is for an experienced Warehouse/Production Operator who will be responsible for performing production / warehousing duties in SAP system including goods receipt, material put away, component inspection, cycle counting, and staging and picking of materials for production. Actual compensation will be provided in writing at the time of offer, if applicable, and is based on several factors we believe fairly and accurately impact compensation, including geographic location, experience, knowledge, skills, abilities, and other job permitted factors.

Rancho Cucamonga, California9 days ago

The ideal candidate is a motivated team player who can work independently, communicate effectively, and consistently deliver high-quality results in a fast-paced chemical manufacturing environment. USALCO is seeking a detail-oriented and safety-focused Lab Technician to support quality control and laboratory operations at its Baltimore manufacturing facility.

New!

Riverside, CA3 days ago

Full-time

Employees must consistently wear required personal protective equipment (PPE), including steel toe boots, safety glasses, and ear protection, with additional PPE (such as gloves or a hard hat) required as appropriate by department or task. Work is performed in a fast-paced manufacturing environment with exposure to moving mechanical parts, fumes or airborne particles, toxic or caustic chemicals, electrical hazards, and moderate-to-loud noise levels.

Ontario, CA30+ days ago

Work performed in manufacturing, laboratory, greenhouse, and outdoor environments with exposure to chemicals, machinery, and varying weather conditions. This role is responsible for inspections, testing, data collection, compliance documentation, and reporting related to packaging integrity, feedstock quality, and chemical and physical properties.

Brea, CA30+ days ago

$20–$25 Per Hour

In this role, you will be responsible for setting up, operating, and maintaining drilling and routing equipment used in the production of high-reliability printed circuit boards. Perform drilling operations including double-sided, multilayer, counterbore, countersink, and controlled-depth drilling.

Irvine, CA25 days ago

$31–$45 Per Hour

Scheduled performance reviews * Referral program Job Description: Under minimal supervision and within a team environment, responsible for performing a variety of maintenance, repair, and troubleshooting tasks of moderate to complex scope primarily focused on CNC machinery, machine shop equipment, and building equipment. ESSENTIAL FUNCTIONS: Responsibilities may include, but are not limited to: · Maintain, troubleshoot, repair, and align CNC machine tools, including diagnosing and repairing numerical control malfunctions to ensure optimal production operation.

Irvine, California30+ days ago

$140,400–$209,800 Per Year
Full-time

Based on current and upcoming projects, CCT is seeking a Senior SAP Analyst to assist with delivering new SAP S/4HANA implementation projects and supporting existing SAP systems. Requirements gathering, hands-on SAP configuration, functional specification for custom developments, testing execution and support throughout the delivery of new and modified SAP processes and solutions.

Santa Ana, CA30+ days ago

$18–$20 Per Hour

As the leading, privately held U.S. manufacturer of innovative high-performance flexible circuit boards, we are dedicated to the design, production, and assembly of advanced printed circuit board assembly (PCBAs) technology solutions. California Pay Range$18—$20 USDThe actual compensation offered is based on a wide array of factors unique to each candidate, including but not limited to skill set, years and depth of experience, certifications, and other relevant business considerations.

Santa Ana, California30+ days ago

$20–$25

About RBC Bearings Incorporated:RBC Bearings Incorporated (NYSE: RBC/RBCP) is a leading international manufacturer of highly engineered precision bearings, components and essential systems for the industrial, defense and aerospace industries. Founded in 1919, the Company is primarily focused on producing highly technical and/or regulated bearing products and components requiring sophisticated design, testing, and manufacturing capabilities for the diversified industrial, aerospace, and defense markets.

Irvine, California15 days ago

$95,800–$142,800 Per Year
Full-time

Fostering Teamwork & Diversity; specifically, through proactively soliciting all facts and opinions from team members, creating a constructive and open environment for sharing data. Essential Responsibilities: Work directly with the customer to understand and mitigate Quality concerns and provide appropriate timely responses for actions of containment, root cause analysis, corrective action, and effectiveness reviews.

Irvine, California30+ days ago

$74,300–$110,500 Per Year
Full-time

Knowledge in supporting solutions around SAP ecosystems and a technology stack of S/4 HANA, SAP Enterprise Core Component (ECC), Business Intelligence (BI), Enterprise Portal (EP), SAP HANA, Suite on HANA, BW on HANA, SLD, Process Integration (PI/PO), Fiori, CRM, EWM, LVM, Solution Manager, BOBJ BI/BODS, GRC, Content Server, JAVA systems etc. For a person to be successful in this role, they will need to be highly driven , able to balance many active priorities, detail oriented, planful, comfortable in searching out and addressing ambiguity, able to consistently deliver results to achieve intended business outcomes, persists with a naturally curious and highly accountable mindset, and approaches situations in a thoughtful and process-oriented manner.

New!

Beaumont, CA3 days ago

Proven experience with plastic injection molding processes, molds, and machines; hands-on use of DOE, FMEA, and fishbone (Ishikawa) tools. After lunch, you finalize updates to SAP master production data, validate routings, and prepare a crisp deck for the approval committee.

New!

Tustin, California5 days ago

$176,200–$220,300 Per Year

New!

Highland, CAToday

Under the direction of the Assistant Manager, Facilities, the Utility Plant Operator II, performs journeyman-level work related to the operation, installation, inspection, modification, remodeling and repair of boilers, chillers, cooling towers, pumps, blowers and all ancillary equipment and property associated with all Central Plant Utility Operations. Visual acuity that meets the requirements of the position: The worker is required to have close visual acuity to perform an activity such as preparing and analyzing data and figures; transcribing; viewing a computer terminal; expansive reading and visual inspection of employees, visitors or facility.

Lake Forest, California30+ days ago

$17.50–$20 Per Hour

Technical Competence: Read and understand Engineering drawings such as checking revisions, notes, features (length, diameter-ID/OD, radii, angles, etc.), dimensional tolerances, read and understand shop order operation and router sequence, and input data into the Quality Management (QM) software. Inspection and Quality Assurance: Interpret when parts are non-conforming according to drawings specifications, ensure adherence to Applied Manufacturing QS including SOP’s, MI’s, QI’s, and TM’s, maintain good shop order traceability, and meet or exceed production and quality goals.

New!

Irvine, California3 days ago

$33–$44.66 Per Hour

Actual compensation will be provided in writing at the time of offer, if applicable, and is based on several factors we believe fairly and accurately impact compensation, including geographic location, experience, knowledge, skills, abilities, and other job permitted factors. As one of the top five life science companies, we are a global leader in developing, manufacturing, and marketing a broad range of high-quality research and clinical diagnostic products.

New!

Irvine, California1 day ago

$70,310–$85,300 Per Year

Actual compensation will be provided in writing at the time of offer, if applicable, and is based on several factors we believe fairly and accurately impact compensation, including geographic location, experience, knowledge, skills, abilities, and other job permitted factors. Bio-Rad's robust offerings serve to enrich the overall health, wealth, and wellbeing of our employees and their families through the various stages of an employee’s work and life cycle.

Santa Ana, California30+ days ago

$17–$19

Walnut, CA30+ days ago

We are seeking a CNC Programmer / Operator I to support their Production Fulfillment Process by creating CNC programs, preparing process plans, and assisting with machining operations. Our client is a leading manufacturer specializing in custom-engineered materials and precision-fabricated components used across multiple industrial applications.

Riverside, CA30+ days ago

Part-time

Responsible for effectively performing a variety of positions throughout the facility in a safe, effective, and accurate manner while following procedures and processes, and maintaining and improving the performance of the entire plant in the areas of Safety, Quality, Reliability (SQR) and our Customer 1st strategy. - Assist machine operators in gathering production supplies, packaging materials and loading equipment, including dumping boxes and lifting stacks of cardboard .

Lake Forest, California30+ days ago

$71,000–$80,000 Per Year

Riverside, CA30+ days ago

Part-time

New!

Aliso Viejo, California4 days ago

$22–$22 Per Hour

Ultimate Staffing is seeking a 1st shift Lab Technician to join a growing medical manufacturing company in Aliso Viejo, Ca. Follow company policies and maintain a clean, organized work area.

Brea, CA14 days ago

$95,000–$135,000 Per Year

DESCRIPTION: Quality Assurance Engineer will actively lead the improvement of customer satisfaction by leading the reduction of internal non-conformances and the elimination of customer returns through the effective utilization of continuous improvement techniques. The selected candidate will be responsible for: Uses advanced Quality, Six Sigma methods and actively work with the production departments to effectively reduce non-conformance(s) and prevent returns.

New!

Lake Forest, California5 days ago

Process Engineer, Quality Technical Services, is responsible for leading the design, optimization and scale-up for manufacturing processes for various Herbalife products across multiple categories (food, dietary supplements, and acidified foods). Lead advanced data analytics to implement cost models and perform Return on Investment (ROI) calculations to prioritize departmental focus on high value return projects (i.e yield, efficiency and margin improvement).

Santa Ana, CA30+ days ago

$17–$18 Per Hour

As the leading, privately held U.S. manufacturer of innovative high-performance flexible circuit boards, we are dedicated to the design, production, and assembly of advanced printed circuit board assembly (PCBAs) technology solutions. California Pay Range$17—$18 USDThe actual compensation offered is based on a wide array of factors unique to each candidate, including but not limited to skill set, years and depth of experience, certifications, and other relevant business considerations.

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Chemical Manufacturing Jobs in Riverside, CA

Jobs

Manufacturing EngineerIconma

Manufacturing Applications Engineer – Water & Wastewater Industrial EquipmentJobot

Biopharma Manufacturing Associate Degree RequiredKinetic Personnel Group, Inc.

Manufacturing EngineerApidel Technologies

Manufacturing Operator II (Microspheres)Cordis

Civil/Structural Engineer (PE) Tank ManufacturingArrow Staffing Services

Manufacturing EngineerLancesoft

Senior Manufacturing Test EngineerBeta Bionics, Inc.

Manufacturing Production ManagerUltimate Staffing Services

Manufacturing Operations SupportTellus Solutions

Head of Operations and Manufacturing - Medical Device (Hybrid or Remote)Canon Recruiting Group

Manufacturing Operations Support (Day)Lancesoft

Technical Manufacturing and Quality Control AssociateZymo Research Corporation

Legend Prep Operator (Silkscreen) - ManufacturingPioneer Circuits Inc.

Manufacturing Applications Engineer - Water & Wastewater Industrial EquipmentJobot

Plant ManagerUsalco

Lamination Operator - 3rd ShiftWINONICS

Processing Engineering ManagerProsum

Cost AccountantKinetic Personnel Group, Inc.

Director, ProductionITT Inc. - English US

NPI Mold Design EngineerITT Inc. - English US

Plating Operator - 3rd ShiftWINONICS

New Product/Prototyping OperatorITT Inc. - English US

Production AssociateApplied Medical

Warehouse/Production OperatorBio-Rad Laboratories, Inc.

Lab TechnicianUsalco

Machine Operator - 2nd shiftLuxfer Gas Cylinders

Quality TechnicianSparrow Company

Drill Operator - 3rd ShiftWINONICS

Maintenance TechnicianBelcan

Senior SAP Analyst (PP/QM)ITT Inc. - English US

Electroless and Flash Plating Operator (2nd Shift)Pioneer Circuits Inc.

Machinist - 2nd ShiftRBC Bearings Incorporated

Quality EngineerITT Inc. - English US

Junior SAP Basis AdministratorITT Inc. - English US

Injection Molding Process Optimization EngineerTigre Manufacturing

Sr. Manager, Battery Cell EngineeringRivian

Utility Plant Operator IIYuhaaviatam of San Manuel Nation

In-Process InspectorApplied Medical

Production Chemist - TemporaryBio-Rad Laboratories, Inc.

Production ChemistBio-Rad Laboratories, Inc.

Assembler - Marking & PackingRBC Bearings Incorporated

CNC Programmer -MillKinetic Personnel Group, Inc.

MFG GENERAL HELPKroger Manufacturing

Process EngineerApplied Medical

MFG GENERAL HELPKroger Co.

1st Shift Lab TechnicianUltimate Staffing Services

Quality Engineer - Defense SearchTalentZok

Sr. Process EngineerHerbalife

Inner Layer Etch Assistant (2nd Shift)Pioneer Circuits Inc.

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