28 systems integration test engineer jobs at 23 companies in Santa Rosa, CA
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Radar Systems Engineer - Integration & Test
Hawthorne or Los Angeles or California or District of Columbia or San Francisco or London
$110k-$220k/yrOnsiteFull Time
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
Bachelor's degree in STEM or equivalent experience, technical experience with complex system integration and testing, RF test equipment familiarity, and strong attention to detail.
Python, MATLAB, C++, signal generators, spectrum analyzers, test benches
Samara Aerospace: Designs modular spacecraft buses and satellite attitude control systems.
5+ YOE5+ years in spacecraft AIT or systems engineering with hands-on flight-hardware integration and environmental test experience; requirements, verification, scheduling, and cross-discipline communication skills.
Applied MaterialsNASDAQ: AMAT: Manufacturers of equipment for semiconductor and display production.
2+ YOEBachelor's degree and 2+ years related experience in systems engineering; experience with system architecture, integration, testing, specifications, and cross-functional collaboration.
Applied MaterialsNASDAQ: AMAT: Produces equipment and services for chip and display manufacturing.
2+ YOEBachelor's degree and 2+ years related experience; systems engineering across electrical, mechanical, physics, algorithms and software; ability to create specifications, perform integration and testing.
Astranis: Builds and operates small geostationary communications satellites.
2+ YOEBachelors in EE/AE/CS or equivalent, 2+ years hardware integration/test engineering, Python and Linux experience, familiarity with embedded systems and lab hardware, strong debugging and communication skills.
Sr. Test Automation Engineer (SIL/HIL Infrastructure)
Sunnyvale or San Francisco
OnsiteFull Time
42dot: Develops autonomous driving software and software-defined vehicle technology.
5+ YOEBachelor's or Master's in EE/CE/CS, 5+ years test automation experience for embedded/high-integrity systems, expert Python and Bash, reading knowledge of C, experience with SIL/MIL/HIL and HIL bench construction, Docker, Git, CI/CD and automotive network protocols.
Droyd: Builds autonomous robotic systems by designing hardware and software and deploying robots in real production environments.
Practical experience across hardware and software, system integration, troubleshooting real-world systems, and supporting demos/pilots; comfortable with field-style execution and operational ownership.
Areté: Develops advanced sensing and signal processing solutions for national security.
0+ YOEBS or MS in engineering, experience across electrical design, PCB and harness work, prototyping, testing and system integration; U.S. citizenship, background screening, and DOT drug test required; security-investigation eligibility.
PCB, Oscilloscope, Logic Analyzer, Power Supply, Electronic Load, DMM, Signal Generator
Watney Robotics: Develops autonomous robotic systems for data center infrastructure buildout.
Experienced embedded software engineer proficient in Rust, embedded systems, hardware integration, automated HIL testing, and cross-disciplinary collaboration with mechanical, electrical, and ML teams.
Austin or New York or San Francisco or United States or Seattle
$150k-$204k/yrOnsiteFull Time
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
Experience commissioning mechanical plant and integrated systems testing for mission-critical facilities; writing and executing test procedures; reading P&IDs and controls drawings; troubleshooting live systems under deadline.
Tempe or Carlsbad or San Jose or San Francisco or New York City
$142k-$224k/yrOnsiteFull Time
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
8+ YOEBachelor's in electrical engineering,8+ years in systems integration & test or payload test engineering,US citizenship,experience with RF test equipment,test plans,leadership and stakeholder communication;up to 20% travel.
Nextdata: Provides an operating system for building autonomous data products.
Hands-on experience building backend services, agentic AI apps, RAG/retrieval systems, SQL and vector search integration, API development, and production controls (access, audit, testing).
Claryo: AI-powered spatial software for optimizing warehouse operations
5+ YOE5+ years building production systems; strong TypeScript, React, Next.js, API, testing, CI/CD, authentication, and system integration experience; able to own end-to-end product features.
Data Engineer -- Regulatory Reporting & Portfolio Intelligence
Bangalore or San Francisco or Singapore
HybridFull Time
Nium: Provides infrastructure for real-time cross-border payments and card issuance
3+ YOE3–5 years in data engineering, ETL/ELT, or systems integration; strong SQL and Python; REST/SOAP, XML/JSON, cloud data platforms, orchestration, data modeling, quality testing, and regulatory reporting knowledge.
HeartFlowNASDAQ: HTFL: Provides AI-driven non-invasive cardiac diagnostic software and analysis.
8+ YOEBachelor’s degree or equivalent experience and 8+ years of relevant experience. Requires Python, healthcare interoperability, EHR integration, FHIR, HL7, data modeling, cloud systems, REST APIs, architecture, testing, and mentoring.
Python, Domain-Driven Design (DDD), Electronic Health Record (EHR), FHIR, HL7, REST, AWS, Microsoft?, HIPAA
Papa: Pairs seniors with companions for social and physical support.
6+ YOE6+ years of software development experience; Ruby on Rails or Python; 1+ year of Elixir; distributed systems, APIs, scalable architecture, reliability, testing, monitoring, and healthcare integrations preferred.