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152 prototyping engineer jobs at 82 companies in Santa Ana, CA

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Senior Research and Prototyping Engineer
Los Angeles, California, United States
OnsiteFull Time
Arcturus
Arcturus: Develops carbon nanomaterial-infused metal composites for high-performance conductors.
3+ YOEHands-on prototyping and hardware engineering; CAD design; electrical test support; strong documentation.
CAD (Onshape), Machining, 3D Printing, Sensors, DAU/data acquisition, Basic electronics, Lab instrumentation
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Sr. Prototyping Architect, AWS Prototyping and AI Customer Engineering (PACE)
Seattle or Santa Clara or Santa Monica or San Francisco or San Diego
$154k-$208k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
7+ YOEExpertise in cloud architecture, 7+ years designing/implementing/consulting on applications and infrastructure; AWS certs preferred; strong software development and AI/prototyping experience.
AWS, Bedrock, SageMaker, Q Developer, Cursor, Kiro, Cline, Windsurf
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Applications Engineer - FPGA Prototyping
San Diego or Austin or Boulder or Costa Mesa or Pasadena or Tempe or Wilsonville or Fremont
$167k-$334k/yr HybridFull Time
Siemens
SiemensXETRA: SIE: Manufactures industrial automation, infrastructure, and energy technology systems.
5+ YOE5+ years in design/verification/FPGA/ASIC or similar; BS/MS in EE/CE/CS; active experience with SystemVerilog/Verilog/VHDL, FPGA tools, scripting, simulation and customer-facing technical support.
SystemVerilog, Verilog, VHDL, SystemC, C/C++, Perl, Python, XML, JSON, proFPGA, HAPS, Xilinx Vivado, Altera Quartus, Questa, Incisive, VCS, OVM, UVM
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Software Development Engineer I - Applied Research & Prototyping
Redlands, California, United States
$79k-$133k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
1+ YOERequires 1+ year of software development experience and a bachelor's degree in computer science, mathematics, GIS, or STEM. Requires Python, JavaScript, or TypeScript and knowledge of software engineering, APIs, databases, and distributed systems.
Python, JavaScript, TypeScript, React, Node.js, Next.js, NestJS, Express, Angular, GraphQL, SQL, PostgreSQL, MongoDB, Docker, Kubernetes, CI/CD, DevOps, ArcGIS
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Experimental Hardware Engineer — Frontier Science Instruments & Prototypes
Santa Monica, California, United States
$165k-$230k/yr OnsiteFull Time
Labs Companies
Labs Companies: Developing human-enhancement technologies and intelligent ecosystems.
4+ YOERequires 4+ years of embedded or hardware engineering, shipped or demonstrated physical prototypes, embedded C/C++, and comfort with electrical engineering fundamentals.
C, C++, Python, ROS, PCB design, CAD, 3D printing, XR
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2mo
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Mechanical Engineer
Long Beach, California, United States
$175k-$200k/yr HybridFull Time
Critical Loop
Critical Loop: Provides mobile battery energy storage and management software systems.
Mid-senior mechanical engineer with end-to-end design experience, proficient in 3D CAD, prototyping, field/lab work, and cross-functional collaboration.
3D CAD, SolidWorks, CREO, Fusion 360
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Manufacturing Engineer, Barracuda
Costa Mesa, California, United States
$129k-$171k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
5+ YOEDegree in engineering or hard sciences; 5+ years in manufacturing/prototyping; security clearance eligibility; strong quality and fabrication experience.
MBOM, PCBA, SMT, Soldering, Fabrication, CNC
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Electronics Engineer
Pasadena, California, United States
OnsiteFull Time
Caltech
Caltech: Provides university-level education and scientific research services.
4+ YOEB.S. in electronics engineering (or 4 years equivalent), experience with electronic circuits, microcontroller programming, soldering/prototyping, testing procedures, strong communication and organizational skills.
Arduino, SolidWorks, Altium
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Principal/Lead Mechanical Engineer
Torrance, California, United States
$160k-$210k/yr OnsiteFull Time
Neros Technologies
Neros Technologies: Designs and manufactures American-made high-performance drones for defense.
8+ YOEBachelor's in Mechanical Engineering, 8+ years in fast-paced engineering/manufacturing, CAD (SolidWorks or NX) and FEA experience, strong fundamentals, prototyping, and mentorship experience.
CAD, FEA, SolidWorks, NX, Teamcenter, CNC
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Design Engineer
Aliso Viejo, California, United States
$82k-$103k/yr OnsiteFull Time
Cervélo
Cervélo: Designs and manufactures high-performance racing and triathlon bicycles.
1+ YOEDegree in engineering or industrial design or equivalent experience, 1–3 years product design experience, CAD and prototype experience, proficiency with Microsoft Office, strong communication and collaboration skills.
CAD, SolidWorks, Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Adobe Illustrator, Adobe InDesign, KeyShot, PhotoView 360, Alias, Rhino
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Sensors Systems Engineer
Los Angeles, California, United States
$90k-$120k/yr OnsiteFull Time
Apex
Apex: Mass-manufactures standardized satellite buses for commercial and government use.
1+ YOEBachelor's degree in a listed engineering or physics discipline; multidisciplinary systems development, prototyping, integration, or testing; hardware, project, or product ownership; test engineering and architecture experience.
Design for Manufacturing (DFM/DFMA)
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Staff Design Engineer
Carson, California, United States
$135k-$250k/yr OnsiteFull Time
GrayMatter Robotics
GrayMatter Robotics: Develops autonomous robotic systems for industrial surface finishing applications.
8+ YOE8+ years mechanical design experience, proficiency with 3D modeling, prototyping, FEA, manufacturing processes, and cross-functional collaboration; BS/MS in Mechanical Engineering or equivalent.
SolidWorks, 3D printers, CNC machines, PDM, Finite Element Analysis (FEA), GD&T
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Senior Engineer, Special Projects
Irvine or Plymouth or Normal
$108k-$135k/yr OnsiteFull Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
Bachelor's in engineering or equivalent; hands-on prototype design and fabrication experience; CAD (Catia) proficiency; knowledge of vehicle systems, materials, and low-volume manufacturing; welding and machining skills a plus.
Catia, CAD
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Principal Electrical Engineer
Irvine, California, United States
$129k-$248k/yr OnsiteFull Time
Skyworks Solutions
Skyworks SolutionsNASDAQ: SWKS: Designs and manufactures analog and mixed-signal semiconductor solutions.
5+ YOEPhD in Electrical Engineering with 5+ years, MS with 8+ years, or BS with 12+ years; expertise in RF filters, multiplexers, circuit simulation, EM analysis, prototyping, and lab debugging.
HFSS, Agilent ADS, Cadence, Momentum
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Senior Mechatronics Engineer
Denver or Charleston or Phoenix or Houston or Reading or Baton Rouge or Monrovia
$135k-$199k/yr HybridFull Time
Worley
WorleyAustralian Securities Exchange: WOR: Global professional services for energy, chemicals, and resources sectors.
7+ YOEBachelor's in engineering, 7+ years mechatronics/robotics experience, expertise in CAD, embedded systems, PLCs, sensors, and programming (Python, C++, MATLAB); proven project leadership and prototype testing experience.
SolidWorks, AutoCAD, Python, C++, MATLAB, Simulink, ROS, Gazebo, Nvidia Isaac Sim, PLCs
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NPI Engineer
Carson, California, United States
$115k-$135k/yr OnsiteFull Time
Ducommun
DucommunNYSE: DCO: Manufactures structural and electronic systems for aerospace and defense.
5+ YOE5+ years in manufacturing/project engineering; ownership of prototype and tooling build execution; ability to read drawings, build BOMs/routers/work orders; proficiency in Microsoft Project, Visio, and Excel; strong communication and cross-functional coordination.
Microsoft Project, Visio, Microsoft Excel
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Senior Mechanical Design Engineer
Los Angeles, California, United States
$150k-$180k/yr OnsiteFull Time
LettrLabs
LettrLabs: Designs and builds handwriting robotics and production automation systems for direct mail manufacturing.
5+ YOE5+ years mechanical design experience; bachelor’s in mechanical engineering; hands-on with motion systems, sheet metal, DFM/DFA, FEA, prototyping, vendor collaboration, and mentorship of junior engineers.
SolidWorks, NX, CAD, PDM, PLM, FEA, GD&T (ASME Y14.5)
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Fluid Component Engineer II
Long Beach, California, United States
$111k-$139k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
2+ YOEBachelor's degree in mechanical or aerospace engineering; 2+ years in mechanical design and assembly, CAD, FEA, 2D drawings, GD&T, prototyping, pressure testing, and related engineering fundamentals.
CAD, Finite Element Analysis (FEA), REFPROP, GFSSP, Siemens NX, Python, CNC, CAM
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Mechanical Engineer II
Laguna Hills, California, United States
$80k-$100k/yr OnsiteFull Time
Sonendo
SonendoOTCQX: SONX: Medical technology transforming dentistry through innovative device systems.
2+ YOEBachelor's in Mechanical Engineering with 2+ years experience (or advanced degree), skilled in mechanical design, 3D CAD modeling, prototyping, testing, design control in regulated industries, DOE exposure, and risk management.
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IAC Development Engineer
Torrance, California, United States
$105k-$132k/yr HybridFull Time
Garrett Motion
Garrett MotionNasdaq: GTX: Designs and manufactures turbochargers and electric boosting vehicle technologies
3+ YOEBachelor in engineering required; 3+ years launching products to production; experience with turbomachinery/compressors or electric motors; FMEA/DVP&R, prototype testing, root-cause analysis, and 10-20% travel.
CFD, FEA, 3D design tools, 8D, 5WHY, Ishikawa
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