248 software systems engineer jobs at 98 companies in Highgrove, CA
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Lead Software Systems Engineer
Seal Beach, California, United States
$172k-$232k/yr OnsiteFull Time
5+ YOE5+ MgmtActive U.S. Top Secret/SCI clearance, Bachelor’s degree, 5+ years software development experience (Python, JavaScript, TypeScript), CI/CD and database experience, leadership and systems engineering for space/ground systems.
Python, JavaScript, TypeScript, Angular, JQuery, FastAPI, Postgres, SQL, NoSQL, Java, CI/CD
2mo
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Satellite Systems Software Engineer
Seal Beach, California, United States
OnsiteFull Time
9+ YOETS/SCI with Poly, BS in Engineering/CS/Physics/Math or related STEM, 9+ years with BS or 7+ with MS; embedded software, spacecraft systems, and DoD/IC space program experience.
C/C++, Embedded Software, Spacecraft Software
3w
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Lead Software Systems Engineer
Seal Beach, California, United States
$172k-$232k/yr OnsiteFull Time
5+ YOEActive U.S. Top Secret/SCI required, Bachelor\u0002s degree or equivalent, 5+ years software development experience for space/ground systems, Python/JavaScript/TypeScript experience, CI/CD and database experience.
Python, JavaScript, Angular, JQuery, TypeScript, Postgres, SQL, NoSQL, Java, FastAPI, CI/CD
3mo
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Software Engineer (Range Systems)
Corona, California, United States
$115k-$150k/yr HybridFull Time
7+ YOE7+ years in systems/software engineering; experience with hardware/software integration; proficiency in C++, Java, Python, or C#; DoD or defense program exposure is a plus.
C++, Java, Python, C#, TCP/IP
3mo
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Embedded Systems Software Engineer
Costa Mesa, California, United States
$144k-$191k/yr OnsiteFull Time
5+ YOE5+ years in embedded software/firmware; BS in CS/CE/EE; C proficiency; microcontroller and embedded development; hardware/software debugging; IC bus protocols; eligibility for U.S. Secret security clearance.
C, RTOS, JTAG, SWD, Oscilloscopes, Logic Analyzers, I2C, SPI, CAN, RS232, RS485, Ethernet
2mo
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Lead Software Engineer, Engine Systems
Irvine or Albany
$122k-$225k/yr HybridFull Time
8+ YOE8+ years game engineering experience, leadership and shipped title required. Strong C++ proficiency, multithreading, performance optimization, engine systems experience (asset streaming, loading, scheduling), and excellent communication.
C++, Unreal Engine
2mo
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Control Systems Engineer
Rancho Santa Margarita, California, United States
OnsiteFull Time
Mid-level control systems engineer with embedded software, PLC/HMI, and system integration experience in energy storage.
Ladder Logic, Structured Text, CODESYS, SCADA, HMI, IEC 61131-3, PLC, Python
2w
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Systems Engineer - SATCOM
Arlington or Seal Beach
$135k-$216k/yr OnsiteFull Time
Experience in systems engineering including requirements, architectures, ICDs, verification, integration with software/data/AI/ML teams; ability to maintain and upgrade to Top Secret/SCI clearance; degree-plus-experience alternatives specified.
MBSE, AI/ML
2mo
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Software Engineer
Huntington Beach, California, United States
$130k-$200k/yr OnsiteFull Time
4+ YOE4+ years professional software engineering experience. strong fundamentals, reliability, and collaboration in fast-paced environments. startup experience preferred. experience with manufacturing systems is a plus.
Go, Typescript, Rust
2w
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Senior Principal Algorithm Software Systems Engineer
Cypress, California, United States
$150k-$234k/yr OnsiteFull Time
10+ YOE10+ years experience with detection/tracking algorithms, Kalman filtering expertise, proficiency in Julia/C++/Python/MATLAB, simulation experience, BS degree in relevant field, U.S. citizenship and ability to obtain DOD clearance.
Julia, C++, Python, MATLAB
2mo
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Power Systems Engineer
Irvine, California, United States
$65k-$108k/yr HybridFull Time
1.5+ YOE1.5+ years in electric utility transmission/distribution design or operations; power system analysis software experience; GIS/CAD familiarity; programming/AI for automation; strong written/spoken communication; US work authorization; BS in Electrical Engineering; PE license in CA preferred.
Revit, AutoCAD, ETAP, SKM, EMTP-RV, PSCAD, CYME, PSLF, GIS, MEP, CAD
1mo
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Sr. Software Engineer
Irvine, California, United States
$112k-$191k/yr RemoteFull Time
5+ YOE5+ years enterprise software engineering with C#, .NET, SQL Server, Angular, and Azure; experience stabilizing production systems, building microservices/APIs, and mentoring teams.
C#, .NET, SQL Server, Angular, Azure, App Services, Functions, SQL Database, Kubernetes, Docker, DevOps pipelines
2w
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Senior Software Engineer
Brea, California, United States
$130k-$147k/yr HybridFull Time
6+ YOEBachelor's in Engineering/CS or equivalent, 6+ years software development, experience with C/C++ and modern stacks (Qt/QML, Node.js, Golang, React, Typescript, Python), and systems-level debugging.
C, C++, Linux, UNIX, Microsoft .NET, C#, JavaScript, SQL, Qt/QML, Node.js, Golang, React, Typescript, Python, PostgreSQL, Docker, MQTT, Microservices, npm, Bower, Webpack
2w
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Software Engineer I/II
Pasadena, California, United States
$88k-$135k/yr OnsiteFull Time
0+ YOE0–5 years software engineering experience in robotics or embedded systems; proficiency in C++ or Python, ROS/ROS2, Linux, Git; hardware integration and real-time/embedded software experience.
C++, Python, ROS, ROS 2, Linux, Git, EtherCAT, CAN, SpaceWire, MIL-STD-1553, SPI, I2C, TCP/IP, Modbus, OPC UA
2mo
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Staff Electrical Systems Engineer
Palo Alto or Irvine
$167k-$209k/yr OnsiteFull Time
5+ YOEBachelor’s in engineering and 5+ years experience in systems development for hardware-software integrations; knowledge of safety standards; CAD/wiring schematics experience.
1mo
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Sr. Software Engineer
Irvine, California, United States
$160k-$180k/yr RemoteFull Time
2+ YOEMaster's degree in CS/IT/Applied Data Science, 2+ years software engineering experience, proficiency in GoLang and Java, MySQL/Oracle, AWS (EC2, S3, Lambda, RDS), and building scalable, low-latency distributed systems.
GoLang, Java, MySQL, Oracle, AWS, EC2, S3, Lambda, RDS
3mo
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Sensor Systems Engineer-Federal
Irvine or Pittsburgh
$70k-$300k/yr OnsiteFull Time
Design, integrate, calibrate, and validate sensing systems for robotic platforms; collaborate across hardware, software, and field deployments.
ROS/ROS2, sensor drivers, coordinate transforms (TF), timing protocols (PTP, NTP), USB, Ethernet, GMSL, CAN, I2C, CSI
2mo
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Sr. Systems Engineer - Climate Control
Irvine, California, United States
$135k-$169k/yr HybridFull Time
BS or MS in Mechanical or Electrical Engineering; software-architecture tool experience; thermodynamics knowledge; MATLAB/Python; C/C++ a plus; cross-functional collaboration.
MATLAB, Python, C/C++, JAMA, DOORS
5d
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Senior Software Engineer
Santa Ana, California, United States
$129k-$172k/yr RemoteFull Time
5+ YOERequires 5+ years building production software, LLM feature deployment, agentic systems, backend services and APIs, cloud-native infrastructure, distributed systems, evaluation frameworks, and mentoring experience.
Cursor, Claude Code, GitHub Copilot
5d
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Information Systems Developer
Irvine, California, United States
$90k/yr OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience, 3+ years in software development or systems integration, programming experience, APIs, workflow automation, relational databases, and strong analytical and communication skills.
SQL, JavaScript, Python, Microsoft Power Automate, APIs, HRIS, CRM, relational databases
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