36 process improvement engineer jobs at 25 companies in Simi Valley, CA

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Continuous Improvement/Operational Excellence Engineer
Hawthorne, California, United States
$175k-$240k/yr OnsiteFull Time
Valar Atomics
Valar Atomics: Developing scalable, high-temperature, grid-independent advanced nuclear power systems.
15+ YOE15+ years in operational excellence, process improvement, quality systems; experience in manufacturing, engineering, or nuclear/complex environments; strong process mapping and governance experience.
ERP, CRM, PLM, MES, DMS, QMS, LMS, LIMS, CMMS
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Senior Process Engineer - Combination Products
Thousand Oaks, California, United States
$115k-$156k/yr HybridFull Time
Amgen
AmgenNASDAQ: AMGN: Develops and manufactures biotechnology medicines for serious diseases.
2+ YOEProvide technical solutions for final drug product manufacturing, lead technology transfers, support device assembly and packaging improvements, and drive operational excellence in a regulated environment.
3w
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Director, Technical Transfer & Process Improvement
Camarillo, California, United States
$150k-$190k/yr OnsiteFull Time
Hygiena
Hygiena: Provides rapid microbial detection and food safety diagnostic solutions.
10+ YOE3+ MgmtBachelor's in a relevant scientific/engineering field, 10+ years lab/manufacturing experience including cGMP and quality investigations, 3+ years supervisory experience, Six Sigma Green/Black Belt, ISO 9001/13485 knowledge, proficiency with Microsoft Office and Adobe Acrobat.
Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft Visio, Microsoft PowerPoint, Adobe Acrobat
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Operations Engineer (Facilities)
Hawthorne, California, United States
$100k-$135k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
2+ YOEBachelor’s in engineering; 2+ years in operations/process improvement; Excel, SQL, or Python experience.
Excel, SQL, Python, Power BI, JIRA, CAD, ArcGIS, Archibus, MRP/ERP
3mo
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Industrial Engineer
Valencia, California, United States
$90k-$130k/yr OnsiteFull Time
AMS Fulfillment
AMS Fulfillment: Provides bicoastal third-party logistics and omnichannel order fulfillment services.
3+ YOEBachelor’s degree in industrial engineering, operations engineering, supply chain, or related field; 3–7 years in industrial engineering or process improvement; experience in warehouse, logistics, or fulfillment; 3PL/ecommerce experience preferred.
Advanced Excel, Data analysis, WMS, Power BI, Tableau, Looker, Visio, Lucidchart, Lean, Six Sigma
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Manufacturing Engineer
Whittier, California, United States
OnsiteFull Time
SLB
SLBNYSE: SLB: Provides global oilfield services, equipment, and digital energy solutions.
2+ YOEBS in Engineering and 2 years experience. Experience with Lean Six Sigma, process and quality improvement, troubleshooting manufacturing issues, developing standards, training, and metrics.
Lean Six Sigma, Value Stream Mapping, Kaizen, 5S, TPM, Engineering Change Request (ECR)
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Senior Operations Engineer
Redondo Beach, California, United States
$140k-$175k/yr OnsiteFull Time
Impulse Space
Impulse Space: Developing in-space transportation services and orbital transfer vehicles.
5+ YOEBachelor's in industrial engineering; 5+ years operations; experience in software development environment; strong manufacturing/process improvement background.
MRP, ERP, Data Visualization
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MANUFACTURING ENGINEER III (1362)
Los Angeles, California, United States
OnsiteFull Time
The Marvin Group
The Marvin Group: Designs and manufactures military aerospace and defense hardware.
7+ YOEBachelor's in Engineering,7+ years manufacturing engineering experience with machining/fabrication,ability to read drawings/GD&T,NC programming,tooling design,process improvement,and strong technical writing.
CATIA, Creo, Digital Product Definition (DPD), Model-Based Definition (MBD), Microsoft
2w
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Manufacturing Engineer Intern
Santa Fe Springs, California, United States
$20/hr OnsitePart Time
RD Rubber Technology Corporation
RD Rubber Technology Corporation: Manufacturer of custom precision molded rubber components.
Internship requiring familiarity with engineering calculations, CAD modeling, prototyping, manufacturing processes, and the ability to prepare reports and support continuous improvement projects; hands-on manufacturing experience preferred.
CAD
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Manufacturing Engineer 2 - Electrical (50689)
Oxnard or Henderson
$68k-$118k/yr OnsiteFull Time
Haas Automation
Haas Automation: Manufactures CNC machine tools and industrial automation equipment.
2+ YOEBachelor's degree in engineering; 2-4 years experience in manufacturing; ability to troubleshoot, analyze data, and improve processes; proficient in CAD; strong communication.
CAD, Manufacturing tooling, Data analysis
3mo
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Supply Chain Manufacturing Engineer
Torrance, California, United States
$80k-$125k/yr OnsiteFull Time
Moog
MoogNYSE: MOG.A: Design and manufacture of precision motion control systems.
3+ YOEBS in Manufacturing/Industrial/Mechanical engineering + 3+ years manufacturing engineering, or 7+ years non-degreed; strong machining, GD&T, aerospace materials, DFMX/DFMA, QA, and process improvement; travel up to 35%.
NX, Teamcenter, CMM, GD&T, AS9100
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Senior Engineer – Whole Vehicle Issue Management
Charlotte or San Francisco or Los Angeles or New York City
$120k-$145k/yr OnsiteFull Time
Scout Motors
Scout Motors: Designs and manufactures all-electric rugged SUVs and trucks.
8+ YOE8+ years vehicle development experience, advanced JIRA expertise, familiarity with VW Group processes, fluent German, engineering degree, and experience driving AI/digital improvements in issue management.
JIRA
3mo
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Senior Thread Roll Engineer
Torrance, California, United States
OnsiteFull Time
RBC Bearings
RBC BearingsNYSE: RBC: Designs and manufactures precision bearings and engineered motion components.
7+ YOEBachelor's in mechanical/manufacturing/industrial engineering or 15+ years aerospace thread-forming experience; 7 years in aerospace thread-rolling; GD&T; thread-form geometry; metrology; CNC, forging, heat-treat; SolidWorks/CATIA; ERP/MRP experience; process improvement leadership.
SolidWorks, CATIA, ERP/MRP (Syteline preferred), CNC machining, metrology tools
3w
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Quality Systems Engineer
Torrance, California, United States
$96k-$153k/yr OnsiteFull Time
Divergent
Divergent: Develops digital manufacturing systems for complex vehicle structures.
Experience leading audits and CAPAs, process improvement and defect reduction using PPAP, FMEA, RCA; knowledge of CMM, Gage R&R, SPC/Cpk; strong analytical, documentation, and cross-functional collaboration skills.
PPAP, FMEA, root cause analysis (RCA), CMM programming, Gage R&R, SPC, Cpk
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Industrial Engineer
Valencia, California, United States
$90k-$130k/yr OnsiteFull Time
AMS Fulfillment: Omnichannel third-party logistics and order fulfillment services for brands.
3+ YOEBachelor’s in industrial engineering or related field; 3–7 years in industrial engineering or process improvement; experience in warehouse/logistics/fulfillment; 3PL/eCommerce distribution preferred.
Excel, Power BI, Tableau, Looker, Visio, Lucidchart, WMS, Data analysis
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Sr. Associate, Manufacturing Engineer - 2nd Shift (39546)
Canoga Park, California, United States
$73k-$136k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
2+ YOEBachelor's degree or equivalent experience, minimum 2 years related experience, experience with manufacturing/process improvement, GD&T and risk assessments, ability to obtain U.S. security clearance.
Creo CAD, Windchill PLM, Oracle MRP, MES, Microsoft Office
1mo
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Staff Software Engineer, Developer Productivity Async
Denver or San Francisco or New York or Los Angeles or Seattle or Toronto
$189k-$250k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
10+ YOE10+ years software development; strong Ruby on Rails; experience with asynchronous processing (Sidekiq/Kafka); tooling for large engineering teams; AI-enabled productivity improvements.
Ruby, Rails, Sidekiq, Kafka, LLMs, AI tools
1mo
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Quality Engineer
Gardena, California, United States
OnsiteFull Time
Precision Castparts Corp.
Precision Castparts Corp.NYSE: BRK.B: Manufacturer of complex metal components for aerospace and industrial markets.
4+ YOEMinimum 4 years manufacturing quality engineering with aerospace experience; familiarity with AS9100, NADCAP, ISO 9001, chemical processing, heat treat, metallic materials testing, FMEA, root cause analysis and continuous improvement.
A3, FMEA, 5WHY, Lean, Six Sigma, Fault Tree Analysis, AS9100, NADCAP, ISO 9001
1d
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Quality Systems Engineer - Millennium Space Systems
El Segundo, California, United States
$107k-$193k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEDevelop and manage QMS aligned to AS9100D/ISO9001, lead audits, drive CAPA and process improvements, support metrology/calibration, and use data/BI tools; US citizenship and ability to obtain security clearance required.
ERP, Power BI, SQL, Tableau, Python, Microsoft Excel
2mo
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CNC Programmer III
Santa Clarita, California, United States
OnsiteFull Time
Ducommun
DucommunNYSE: DCO: Manufactures structural and electronic systems for aerospace and defense.
5+ YOEWrites and updates CNC programs; analyzes drawings; sets tooling, speeds/feeds; prepares layouts; trains operators; improves processes.
Mastercam, SolidWorks, Blueprints

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