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236 junior python jobs at 88 companies in San Clemente, CA

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
2w
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Junior Analyst - Portfolio Management
La Jolla, California, United States
$30/hr HybridInternship
StepStone Group
StepStone GroupNASDAQ: STEP: Global investment firm specializing in private market asset management.
Pursuing a Bachelor's or Master's in finance/economics/analytics, strong programming (Python, R, VBA, SQL/MySQL), proficiency in Excel, analytical and communication skills; prior internship or finance/data experience preferred.
MySQL, Python, R, VBA, Microsoft Excel, SQL, Power BI
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1mo
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JUNIOR SOFTWARE DEVELOPER (C++)
Norco, California, United States
$75k-$110k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
0+ YOE0–4 years software development experience; proficiency in C++ for desktop applications; familiarity with OOP, multithreading, Git, CMake, and Python; U.S. Citizenship and active Secret DoD clearance required; CompTIA Security+ required.
C++, Git, CMake, Python, Jira, Confluence, SAFe, Agile
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4d
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Junior Cybersecurity Administrator
Riverside, California, United States
$30-$45/hr OnsiteFull Time
T.M. Cobb
T.M. Cobb: Manufactures and distributes premium wood doors and building products.
0+ YOECompTIA Security+ (required or within 12 months), associate or bachelor\u0002s in related field or equivalent experience, 0-2 years IT/cybersecurity experience, familiarity with Rapid7, CrowdStrike, Proofpoint, Microsoft 365 Defender, basic scripting, strong communication and documentation skills.
Rapid7, InsightVM, InsightIDR, CrowdStrike Falcon, Proofpoint Essentials, Microsoft 365 Defender, PowerShell, Python
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1mo
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Decision Analytics Consultant- Emerging Pharma
San Diego or South San Francisco or Thousand Oaks
$160k-$177k/yr HybridFull Time
ZS
ZS: Global management consulting and technology firm for healthcare and life sciences.
2+ YOE2+ years consulting or analytics experience; strong analytical toolkit (SQL, R/Python, Tableau, Excel); ability to lead workstreams, mentor junior staff, and communicate with senior stakeholders; MBA/advanced degree preferred.
SQL, R, Python, Tableau, Microsoft Excel
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1mo
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AI & Machine Learning Summer/Fall Co-Op (June '26 - Dec '26) (Irvine, CA, US)
Irvine, California, United States
$26-$48/hr OnsiteInternship
Skyworks Solutions
Skyworks SolutionsNASDAQ: SWKS: Designs and manufactures analog and mixed-signal semiconductor solutions.
0+ YOEUndergrad (junior/senior) in CS, data science, EE, ME, or IE; willing to relocate onsite June–Dec 2026; Python and PyTorch; VSCode; familiarity with Agentic AI, LangChain, LangGraph, Genie, Databricks.
Python, PyTorch, VSCode, Agentic AI, LangChain, LangGraph, Genie, Databricks
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2mo
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Power Engineer
Irvine, California, United States
$65k-$108k/yr HybridMultiple Commitments Available
ETAP
ETAP: Electrical power system modeling and analysis software solutions.
Bachelor’s degree in Electrical Engineering; power systems knowledge; software troubleshooting; Windows OS; SQL/SQLite; Python; strong communication.
Windows, SQL Server CE, SQLite, Python, SQL, Microsoft Office
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2mo
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Scientist - Plasma Diagnostics
Foothill Ranch, California, United States
$110k-$130k/yr OnsiteFull Time
TAE Technologies
TAE Technologies: Developing commercial fusion energy and advanced power management technologies.
PhD in plasma physics with in situ diagnostics; hands-on diagnostics experience; data analysis and reporting; programming in Python.
Langmuir probes, retarding field analyzers, fast ion loss detectors, pyrobolometers, thermo-optical arrays, DAQ systems, oscilloscopes, function generators, high-vacuum systems, Python
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3mo
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WiFi Connectivity Validation Engineer
Irvine or San Diego or Sunnyvale
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Bachelor's degree; knowledge of IEEE 802.11; programming in Python, Shell/Perl/JS/C#; experience validating WiFi systems; preferred advanced degree.
Python, Shell, Perl, JavaScript, CSharp, WiFi test equipment, Wireshark, Iperf, CMW500
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1w
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Development and Operations Engineer I
Costa Mesa, California, United States
$102k-$126k/yr RemoteFull Time
Experian
ExperianLondon Stock Exchange: EXPN: Provides data and analytical tools to manage credit risk.
1+ YOE1+ year experience in DevOps/CI-CD, AWS (EC2,S3,Dynamo), Python with Boto3, Terraform and CloudFormation; Bachelor's in related field accepted.
GitHub Actions, Harness IO, AWS CodeBuild, AWS CodePipeline, GitHub, Artifactory, EC2, S3, Dynamo, Python, Boto3, Terraform, CloudFormation
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2mo
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Postdoctoral Scholar – Clinical Neuroscience Research
Irvine, California, United States
$69k-$83k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Recent PhD (within 3 years) in relevant field, proficiency in R and/or Python, strong written/oral communication, experience with biostatistics/data science preferred.
R, Python
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2mo
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Software Development Engineer in Test II (SDET) – ArcGIS Enterprise
Redlands, California, United States
$101k-$167k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years in a similar role; proficiency in Java, C++, C#, or Python; experience with test automation frameworks; knowledge of CI tools; bachelor's in a related field.
Java, Python, C++, C#, Selenium WebDriver, Appium, JUnit, PyUnit, Jenkins, Chef
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1mo
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Analyst, Pharmacy Data & Analytics
Long Beach or United States
$49k-$107k/yr RemoteFull Time
Molina Healthcare
Molina HealthcareNYSE: MOH: Provides managed health insurance through government-sponsored benefit programs.
1+ YOEAssociate's degree (or equivalent); 1-3 years healthcare experience; SQL with Azure Databricks, Python, and Microsoft Excel proficiency; pharmacy data knowledge preferred.
SQL, Azure Databricks, Python, Microsoft Excel
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6d
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Student Researcher, PhD, Fall 2026
Mountain View or Ann Arbor or Atlanta or Austin or Cambridge or Chicago or Irvine or Kirkland or Los Angeles or Madison or New York or Palo Alto or Pittsburgh or Goleta or San Bruno or Seattle or San Francisco or Sunnyvale or Washington D.C.
$118k-$157k/yr OnsiteInternship
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
PhD student in CS or related field, research experience, proficiency in English and programming (e.g., Python, Java, JavaScript, C/C++); submit CV and transcript.
Python, Java, JavaScript, C, C++
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2w
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Software Development Engineer (Firmware)
Irvine, California, United States
$98k-$131k/yr OnsiteFull Time
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
Embedded firmware development using C/C++, Python familiarity, embedded systems fundamentals, and interest in ARM/microcontroller platforms. Right to work in the US required.
C, C++, Python, ARM, Raspberry Pi, Arduino
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1mo
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Aerodynamics Engineer I
Long Beach, California, United States
$90k-$125k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
Undergraduate engineering degree, proficiency in compressible flow and CFD, experience with Python or MATLAB and HPC, exposure to FUN3D/Star-CCM+, strong collaboration and documentation skills.
CFD, HPC, Python, Matlab, FUN3D, Star-CCM+
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1w
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Modeling & Simulation Engineer
Poway, California, United States
$63k-$106k/yr OnsiteFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
0+ YOEBachelor's in engineering or equivalent experience, familiarity with modeling and simulation, basic programming (MATLAB, Python, C++), analytical skills, ability to obtain DoD Secret clearance.
AFSIM, Command Professional Edition (CPE), Command PE, MATLAB, Python, C++, STK, Git, LLMs
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3mo
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Design Verification Engineer - Early Career
Santa Clara or Irvine
$87k-$130k/yr OnsiteFull Time
Marvell
MarvellNASDAQ: MRVL: Designs and develops high-performance semiconductor and infrastructure solutions.
1+ YOEBachelor’s or Master’s in Electrical/Computer Engineering with 1–3 years experience; Verilog/VHDL; Linux and Python; PCB/architecture knowledge; experience with UVM and ASIC verification.
Verilog, VHDL, UVM, Synopsys, Cadence, Mentor Graphics, Linux, Python, PCIe, Memory Architecture
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2mo
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Mission Operation Intern Fall 2026
Littleton or Long Beach
$25/hr OnsiteInternship
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
0.25+ YOEEnrolled in bachelor’s, master’s, or doctoral program in aerospace/aeronautical/mechanical/software engineering; 3+ months engineering experience; GPA 3.0+; proficient in Python, Linux, Git.
Python, Linux, Git
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2w
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(Senior) Developer (w/m): Hana Datenbank Portierung – SL Tools (Riverside, CA, US)
Riverside, California, United States
OnsiteFull Time
SAP
SAPFrankfurt Stock Exchange: SAP: Developer of enterprise business software and cloud applications.
Bachelor's degree in computer science, engineering, mathematics or related field; experience with C, Java, Pearl, Python; database knowledge; fluent German and English; teamwork and communication skills.
C, Java, Pearl, Python, SAP HANA, SAP SUM, SWPM, SWDC, Unix, Linux
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1w
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Design Verification Engineer (Silicon Engineering)
Irvine, California, United States
$125k-$195k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
1+ YOEBachelor's in EE/CS/CE,1+ years verification experience, SystemVerilog/UVM and scripting (Python/MATLAB) skills, strong problem solving and test plan/coverage experience.
SystemVerilog, UVM, Python, MATLAB
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