125 performance engineer jobs at 87 companies in Santa Paula, CA
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Thermodynamics Performance Engineer
El Segundo, California, United States
$140k-$155k/yrOnsiteFull Time
Arbor Energy: Building advanced power systems for clean, carbon-negative electricity.
4+ YOEBachelor's in engineering; 4+ years in cycle performance analysis; thermo/fluid/heat transfer expertise; 1D dynamic models; Python; MATLAB/Simulink/Modelica; team collaboration.
The Aerospace Corporation: Provides technical expertise and research for national space programs.
4+ YOEBachelor's in STEM, U.S. citizenship, active TS/SCI clearance required, 4+ years modeling/simulation experience (6+ for specialist), knowledge of tracking algorithms, leadership and mentoring experience.
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
3+ YOE3–5 years in data/analytics engineering, strong SQL and Python, experience with Databricks/AWS/Snowflake/Google Cloud, Spark/PySpark, ETL/ELT pipelines, and modern lakehouse architectures.
Databricks, AWS, Snowflake, Google Cloud, GitHub Copilot, Claude Code, Codex, Databricks Genie, Python, PySpark, SQL
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
3+ YOE3–5 years data engineering experience; strong SQL, Python, Spark/PySpark; experience with Databricks, AWS, Snowflake or Google Cloud; familiarity with AI tools and modern lakehouse architectures.
Python, PySpark, SQL, Spark, Claude Code, Codex, GitHub Copilot, Databricks Genie, Databricks, AWS, Snowflake, Google Cloud, SFTP, APIs
AvantorNYSE: AVTR: Provides chemicals, laboratory equipment, and services to life sciences.
2+ YOEBachelor's in engineering preferred; 2+ years engineering/project coordination experience; proficiency with AutoCAD, SOLIDWORKS, and Microsoft Project; ability to calculate loads and perform energy balances; knowledge of safety and regulatory standards.
Naval Facilities Engineering Systems Command: Provides facilities engineering and infrastructure management for the Navy.
1+ YOECurrent PE registration, at least one year specialized structural engineering experience equivalent to GS-12, professional engineering degree or equivalent, ability to prepare structural designs, drawings, cost estimates, and perform field investigations.
CDM Smith: Engineering and construction firm for global infrastructure projects.
5+ YOEBachelor's in engineering (civil/environmental/chemical) or related, EIT/FE within 18 months, 5+ years related experience, California PE preferred, ability to perform design, permitting, and site reviews, strong communication.
nLogic: Provides engineering and software solutions for defense systems.
12+ YOEMust hold an in-scope Secret clearance, bachelor's degree in a technical field, 12+ years engineering experience, 5+ years systems engineering, ICD experience, and proficiency with Microsoft Office; work performed onsite in a secure facility.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Jira, Confluence
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
5+ YOEBachelor's in mechanical/aerospace engineering, 5+ years hands-on aerospace/defense or high-performance engineering, experience leading hardware programs and designing propulsion/thermal/fluid/turbomachinery or structural components.
TestEquity: Distributor of electronic test solutions and production equipment.
2+ YOEBachelor's in engineering, 2+ years working with environmental chambers/HVAC/R systems, PLC/HMI/DAQ familiarity, ability to read schematics and P&IDs, perform maintenance, testing, and data analysis.
EatonNYSE: ETN: Manages electrical, hydraulic, and mechanical power systems globally.
3+ YOEBachelor's in engineering, 3+ years aerospace product development, US work authorization and ITAR U.S. person required, ability to lead projects and perform CAD/PLM tasks, must live within 50-mile radius.
Radiant: Designs and manufactures portable, mass-produced nuclear microreactors.
4+ YOEBachelor's in Mechanical/Aeronautical Engineering, 4+ years designing mechanisms and performing stress/thermomechanical analysis with FEA tools, CAD experience, GD&T, FMEA, supplier development, and willingness to work extended hours and weekends onsite in El Segundo.
Teledyne TechnologiesNYSE: TDY: Manufactures sensors, cameras, and electronics for aerospace and defense.
10+ YOEMaster's in Electrical Engineering (or related) with 10+ years' experience; expertise in infrared detector performance, FPA test methodologies, test system development, hardware integration, cryogenic test environments, data analysis, and strong communication; US citizenship required.
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
20+ YOEBachelor's in Engineering or Mathematics, active TS/SCI clearance, minimum 20 years' experience including 4th/5th generation flight test and data management, TRMC experience, project/performance management, range liaison experience at NAS Point Mugu.
Principal/ Sr. Principal Electronics Engineer - Mission Systems
El Segundo or San Diego
$114k-$213k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEDesign mission system baselines, lead trade studies, perform modeling and simulation, and support DoD customers; requires STEM degree with relevant engineering experience and an active US Secret clearance.
Seek Thermal: Designs and manufactures thermal imaging cameras and sensor cores.
5+ YOEBachelor's/Master's in engineering/physics/optics,5+ years in systems integration/test or electro-optical verification,US person required,knowledge of EO/IR metrics,test automation and ATE,ability to perform root-cause analysis.
Python, LabVIEW, ATE, frame grabbers, IR analysis software, JTAG, oscilloscope
Parker HannifinNYSE: PH: Manufacturer of motion and control technologies and systems.
3+ YOEImplement and improve quality management system, perform root cause investigations, lead audits, develop inspection and control plans, use Six Sigma tools, and collaborate with suppliers and manufacturing.
Hydra-Electric: Designs and manufactures aerospace pressure, temperature, and flow sensors.
2+ YOEDesign and validate pressure and temperature sensing products for aerospace; perform FEA, GD&T, drafting, testing, and documentation; AS9100/RTCA familiarity preferred.
Software Development Engineer IV - Windows Instrumentation and Automation
Santa Barbara or United States
$119k-$190k/yrHybridFull Time
BrukerNASDAQ: BRKR: Manufactures high-performance scientific instruments and analytical diagnostic solutions.
5+ YOE5+ years software engineering experience with 3+ years Windows C#/.NET/WPF and modern C++/STL, hardware-integration experience, multithreaded and performance-sensitive design, AI coding agent (GitHub Copilot) usage, MS/PhD preferred.