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1,768 software systems engineer jobs at 686 companies in Fairfield, 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
2mo
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Software Systems Engineer
Bellevue or Austin or Fremont
$144k-$204k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
6+ YOEBachelor's degree and 6+ years in systems software for Linux production, large-scale infra, low-level components, distributed systems, and strong documentation.
C, C++, Python, Linux, Kernel modules, Device drivers, Platform management agents, BMC/IPMI/Redfish, Hardware telemetry frameworks, Telemetry and monitoring
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2w
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Senior Systems Software Engineer
San Francisco or United States
$214k-$220k/yr RemoteFull Time
Unto Labs
Unto Labs: Developing high-performance Layer 1 blockchain infrastructure and virtual machines.
10+ YOEMaster's degree required, 10+ years systems/software engineering experience. Expertise in systems programming (C, C++, Rust), low-level performance optimization, distributed systems, CI/CD (GitHub Actions), Terraform/Kubernetes, and benchmarking/profiling.
C, C++, Rust, JSON-RPC, gRPC, Terraform, Kubernetes, GitHub Actions
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1mo
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Capacity Systems Software Engineer
San Francisco, California, United States
$125k-$228k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
5+ YOE5+ years in software engineering; strong Python/Go/Java/TypeScript; distributed systems; APIs, data pipelines, integrations; ownership mindset.
Python, Go, Java, TypeScript
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2w
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Staff Software Systems Engineer
Pleasanton, California, United States
$100k-$200k/yr OnsiteFull Time
Abbott
AbbottNYSE: ABT: Manufactures medical devices, diagnostics, and nutritional health products.
6+ YOEBachelor's in software engineering or related field; 6+ years' relevant experience (or 8+ with BS); strong requirements, risk management, regulatory compliance, and cross-functional leadership skills.
AWS, Azure, GCP, DOORS, JIRA
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2w
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Staff Software Systems Engineer
Pleasanton, California, United States
$100k-$200k/yr OnsiteFull Time
Abbott
AbbottNYSE: ABT: Provides medical devices, diagnostics, and science-based nutritional products.
8+ YOEBachelor's in software engineering/computer science, 8+ years relevant experience (or 6 with MS), experience translating requirements, risk management, regulatory compliance, and cross-functional technical leadership.
AWS, Azure, GCP, DOORS, JIRA
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1mo
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Systems Software Engineer
Boston or Cambridge or San Francisco
$120k-$170k/yr OnsiteFull Time
Lumafield
Lumafield: Accessible industrial CT scanners and cloud-based analysis software
3+ YOE3+ years in low-level Python/C, embedded Linux, hardware integration; startup experience; Bachelor's in engineering; eligible to work in the US without sponsorship.
Python, C, Linux, udev, systemd, kernel schedulers, CUDA, Jetson, OpenCV
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2w
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Staff Systems Engineer - Software Systems
Emeryville or Santa Clara
$170k-$247k/yr OnsiteFull Time
Atomic Machines
Atomic Machines: Develops AI-powered robotic platforms for autonomous micro-scale manufacturing.
7+ YOE7+ years building complex software systems; strong software architecture skills; extensive Python experience; familiarity with C++, Rust, or Go; distributed systems, gRPC, REST APIs, IPC, embedded/real-time, robotics integration, and automated testing/CI/CD.
Python, C++, Rust, Go, gRPC, REST APIs, IPC, CI/CD
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2mo
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Systems Software Engineer (C++)
San Francisco, California, United States
OnsiteFull Time
Thunder Compute
Thunder Compute: Provides cost-effective, developer-focused cloud GPU instances.
Expert C++ performance optimization, low-level networking, and production systems ownership.
C++, Low-level networking, GPU optimization, Compilers, Performance profiling
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2mo
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Systems Software Engineer, Test & Automation Infrastructure
Fremont, California, United States
$81k-$132k/yr OnsiteFull Time
Coherent
CoherentNYSE: COHR: Manufactures lasers, engineered materials, and optical networking components.
0+ YOEBachelor's degree in computer engineering, electrical engineering, or computer science; 0-1+ years in software/test/embedded; Python, C/C++, or similar; automation/infrastructure experience; hardware/software interface knowledge.
Python, Git, C, C++, C#
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3mo
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Autonomy Systems Software Engineer
San Francisco Bay Area, California, United States
$200k-$245k/yr OnsiteFull Time
Kodiak Robotics
Kodiak RoboticsNASDAQ: KDK: Develops autonomous driving technology for commercial trucking and defense.
Develop autonomy software; strong Python/MATLAB/C/C++ skills; knowledge of sensor fusion, ML, CV, motion planning, control; experience with safety-critical systems and V&V is a plus.
Python, MATLAB, C++, C, Machine Learning, Computer Vision
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1mo
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Software Engineer – Space Systems
Burlingame or United States or United Kingdom or Canada
$120k-$150k/yr OnsiteFull Time
Xona Space Systems
Xona Space Systems: Operates low Earth orbit satellites for high-precision navigation services.
4+ YOE4+ years experience (or 6+ years equivalent) in software engineering with strong C++ and Linux skills; experience with CMake, Bash, Python, system integration testing, hardware-software integration, debugging, and cross-functional collaboration.
C++, Linux, CMake, Bash, Python, QEMU, Yocto, GitLab CI/CD
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Lead Software Engineer, Embedded Systems
San Francisco, California, United States
$208k-$286k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
12+ YOE12+ years software development experience, mastery in systems design, distributed filesystems, SaaS on public cloud, strong Java/Python/SQL skills, leadership and mentoring experience.
Java, Python, SQL, Postgress, Trino, AWS, Azure, GCP, Kafka, Elastic Search, Terraform, Kubernetes, Docker, S3
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1w
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Software Engineer - Systems
New York City or San Francisco or London
$200k-$275k/yr OnsiteFull Time
Spiral
Spiral: Building high-performance multimodal data infrastructure for AI systems.
5+ YOE5+ years systems programming experience, strong OS foundation, performance engineering, familiarity with Apache Arrow/Parquet/DataFusion/Clickhouse/DuckDB, PyTorch/CUDA understanding, Rust a bonus; able to work onsite in NYC, SF, or London.
Vortex, Apache Arrow, Parquet, DataFusion, Clickhouse, DuckDB, PyTorch, CUDA, Rust
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1mo
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Sr Software Development Engineer - Distributed Systems
Pleasanton, California, United States
$190k-$285k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
8+ YOE8+ years in software engineering or distributed systems, 5+ years production Java, experience with Apache Iceberg, Spark/Trino, multi-cloud (AWS/GCP), strong database and distributed-systems knowledge.
Java, Scala, Python, Apache Iceberg, Apache Spark, Trino, Parquet, Amazon Web Services (AWS), Google Cloud Platform (GCP), Grafana, Prometheus, Kibana
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1mo
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Camera Systems Software Engineer
San Mateo, California, United States
$100k-$300k/yr OnsiteFull Time
Skild AI: Develops autonomous robotic software platforms.
5+ YOE5+ years embedded camera systems experience; strong C/C++; Linux; camera hardware bring-up; kernel/drivers; real-time pipelines.
C/C++, Linux, Kernel debugging, MIPI CSI-2, I2C, V4L2, GMSL, FPD-Link, device-tree, timing/synchronization
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2w
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Systems Engineer
San Francisco, California, United States
OnsiteFull Time
Dedalus Labs
Dedalus Labs: Infrastructure for building and deploying AI agent applications.
Fluency in Rust/Go/C/C++; strong software engineering fundamentals and systems knowledge (OS, networking, distributed systems); performance-oriented debugging and reliability focus.
Rust, Go, C/C++, Kubernetes, Firecracker, GitHub
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4d
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Software Engineer, Systems
San Francisco, California, United States
$150k-$250k/yr HybridFull Time
Eventual
Eventual: Distributed data engine for processing multimodal AI datasets.
3+ YOE3+ years in distributed data systems, strong systems programming (C++, Rust, C), Linux, familiarity with cloud storage (AWS S3), and experience with query planning, scheduling, or data pipelines.
Daft, Apache Parquet, Apache Iceberg, Delta Lake, Hadoop, Spark, Dask, Ray, BigQuery, PostgreSQL, C++, Rust, C, Linux, AWS S3
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2mo
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Software Engineering Systems Engineer
Cupertino or San Francisco Bay Area
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
4+ YOEBS in computer/engineering field; 4-5 years experience; Python/Lua/Bash; ARM architecture; hardware protocols; Unix/Linux/MacOS; drivers/software;
Python, Lua, Bash, ARM, USB, UART, SPI, I2C, I2S, PCIe, MIPI, LPDP, Unix, Linux, MacOS, C++, Objective-C, Swift, gdb
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1mo
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Staff Systems Engineer
San Francisco, California, United States
$185k-$240k/yr HybridFull Time
Hayden AI
Hayden AI: Mobile vision AI systems for automated traffic enforcement.
8+ YOE8+ years systems engineering experience designing and deploying integrated hardware-software systems; strong hardware and software integration skills; technical leadership, documentation, and customer-facing experience; Bachelor’s (required) or Master’s in Engineering/CS.
AWS, Azure, APIs
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3w
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Senior Software Engineer, Embedded Systems
Byron, California, United States
$180k-$280k/yr HybridFull Time
Elroy Air
Elroy Air: Builds autonomous vertical takeoff and landing aircraft for cargo logistics.
5+ YOE5+ years embedded software experience with production firmware on real hardware; deep C/C++ and Python skills; RTOS and bare-metal experience; hardware bring-up and bench debugging; familiarity with SPI, I2C, UART, CAN, Ethernet.
C++, Python, FreeRTOS, Zephyr, GCC, Clang, CMake, Git, GitHub, JTAG, oscilloscope, logic analyzer, SPI, I2C, UART, CAN, Ethernet, HIL, SIL
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