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126 software integration engineer jobs at 60 companies in El Cajon, CA

1mo
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Software Deployment & Integration Engineer
El Segundo or Hawthorne or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$145k-$220k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
3+ YOEBachelor's in STEM or equivalent experience, 3+ years in systems/software integration or test engineering, strong Linux administration, Python/Bash scripting, networking, system bring-up, test automation, and clear technical documentation skills.
Python, Bash, Linux, Ubuntu, Docker, Microsoft Azure CLI, Jsonnet, Ansible, Playwright, Selenium, Cypress, chrony, linuxptp, timemaster, PTP, NTP, GNSS
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2w
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Software Integration & Test Engineer I
San Diego, California, United States
$80k-$100k/yr OnsiteFull Time
Innoflight
Innoflight: Designs and manufactures compact cyber-secure avionics for space missions.
1+ YOE1+ year experience in software integration or test engineering, strong Python proficiency, ability to develop automation, troubleshoot software/hardware interfaces, document test procedures, and obtain U.S. security clearance.
Python, C/C++, JavaScript, SQL, Linux
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Autonomy Integration Software Engineer
Poway, California, United States
$140k-$175k/yr FieldFull Time
Applied Intuition
Applied Intuition: Developing software and simulation infrastructure for autonomous vehicles.
5+ YOEMS/PhD in robotics/CS or 5+ years experience, proficiency with Linux, Python and/or C++, experience with robotic systems and sensors, CI/CD tooling, knowledge of inter-vehicle communication protocols, U.S. citizenship and ability to obtain security clearance.
Linux, Python, C++, PX4, ROS, Jenkins, GitLab, ROS2, DDS, UDP
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Lead Software Integration & Test Engineer
Woburn or Boston or Arlington or Dayton or Melbourne or Carlsbad
$170k-$220k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
8+ YOEAbility to obtain Top Secret clearance, Bachelor's in CS or related with 8+ years experience, strong modern C++ skills, multi-threading and performance optimization, test/integration experience, GitLab and CI/CD familiarity, leadership and mentoring ability.
C++, GitLab, CI/CD, DevSecOps, GPU, RDMA
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1w
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Sr Principal Software Engineer - Integration and Test
San Diego, California, United States
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEBachelor or higher in STEM with multi-year engineering experience; experience with software integration, SDLC, installation/integration/acceptance testing, and ability to obtain Security+ and Special Program Access.
Unix, Windows, Confluence, JIRA
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Screening & Integration Engineer, Watch Software
San Diego, California, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Strong observational and analytical skills, user empathy, and passion for quality to help deliver and validate Apple Watch software.
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3w
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Software Developer
Poway, California, United States
$106k-$190k/yr OnsiteFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
8+ YOERequires advanced software engineering experience for complex integrated systems, ability to lead/mentor, support integration and releases, and obtain DoD security clearance.
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1d
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Lead Silicon Software and Hardware Integration Engineer
San Diego or Kent or Austin
$230k-$323k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
7+ YOE7+ years experience in signal processing/RF or system integration, Bachelor’s in EE/CompEng/CS, proficiency in C/C++ and Python, SoC and RF transceiver knowledge, hands-on lab bring-up experience, US work-authorization required.
C, C++, Python, PCIe, I2C, SPI, Altium Designer, Cadence Allegro, Linux kernel, logic analyzer, spectrum analyzer, network analyzer, oscilloscope
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Senior Software Engineer, Autonomous Pilot Integration – Weapons (R5427)
Washington or San Diego or Boston or Dallas
$163k-$245k/yr OnsiteFull Time
Shield AI
Shield AI: Develops autonomous flight software and unmanned aircraft for defense.
5+ YOEBS/MS or equivalent experience, typically 5+ years relevant experience, strong C++ and embedded/Linux skills, system integration and field-test experience, ability to obtain SECRET clearance.
C++, Linux, PX4, ArduPilot, HivemindSDK, Python, Docker, CMake, Conan, CI/CD, UCI, OMS, MOSA, WOSA, TAK/CoT
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Staff Software Engineer, Software Systems
San Diego, California, United States
$187k-$201k/yr OnsiteFull Time
Brain Corp
Brain Corp: Develops AI software for commercial autonomous mobile robots.
7+ YOEBachelor's or Master's in CS/SE/Robotics,7+ years software engineering,expert modern C++ and Python,embedded/robotics experience,HAL and middleware design,hardware integration,Linux and performance optimization.
C++11, Python, Linux, MQTT, CMake, Google Test, Git
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2d
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Senior Integration Test Engineer
San Diego, California, United States
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
6+ YOEU.S. citizen with active Secret clearance, AA+6yrs or HS+8yrs experience; ≥1yr software testing; proficiency with Python, Bash, Docker, Selenium, RHEL, and Agile.
Python, Bash, Docker, Selenium, Red Hat Linux (RHEL), Agile
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Senior Software Engineer
Arlington or Mount Laurel or San Diego or Fall River
$135k-$273k/yr HybridFull Time
Innovative Defense Technologies
Innovative Defense Technologies: Develops automated software and systems to rapidly deliver mission-critical capabilities to U.S. government customers.
7+ YOEBachelor's degree or equivalent, 7+ years software engineering experience, able to obtain/maintain Secret U.S. security clearance, experience leading/mentoring, expertise in SDLC, OOP, distributed systems, secure coding, testing, and integration.
SDLC, Service-Oriented Architecture (SOA), AI, Generative AI
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1w
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Senior Software Developer, Automation
Temecula, California, United States
$150k-$170k/yr OnsiteFull Time
FFF Enterprises
FFF Enterprises: Distributes specialty biopharmaceuticals and manages critical healthcare inventory.
5+ YOEBachelor's in CS or related, or 7+ years experience; 5+ years software development and systems integration; experience with automation, SAP EWM/WMS integrations, CI/CD, and on-call support.
Go (Golang), Python, C#, Java, SQL Server, PostgreSQL, MySQL, HTML, CSS, Go Templates, Jenkins, GitLab CI, Azure DevOps, Linux, Ubuntu, Windows, Docker, Kubernetes, AWS, Azure, GCP, RabbitMQ, Kafka, MQTT, Prometheus, Grafana, ELK/EFK, JIRA, Confluence, Git, SAP EWM, SAP WMS, PLCs, Allen-Bradley, Siemens
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Systems Software Engineer, Generalist
Austin or San Diego
OnsiteFull Time
Saronic
Saronic: Building autonomous surface vessels for maritime defense operations.
5+ YOE5+ years software engineering experience; proficiency in C++, Python, Rust, or Go; Linux development; experience with hardware-integrated systems, distributed and real-time systems, debugging, testing, and performance optimization.
C++, Python, Rust, Go, Linux, ROS, ROS2, RTOS
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2mo
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Senior Software Engineer
San Diego, California, United States
$157k-$185k/yr HybridFull Time
Faro Health
Faro Health: Software platform for clinical trial protocol design and orchestration.
7+ YOE7+ years building scalable SaaS software; microservices; TypeScript/Python/React; cloud; leadership ability; BS CS; AI/LLM integration a plus.
TypeScript, Python, React, HTML, CSS, Node.js, Docker, Azure, AWS, Google Cloud, PostgreSQL, MySQL, UV, Vite, Redis
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3w
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Senior Software Engineer
Santa Clara or San Diego
$143k-$243k/yr HybridFull Time
ServiceNow
ServiceNowNYSE: NOW: Provides a cloud platform for automating enterprise digital workflows.
3+ YOE3+ years experience with Golang or Java; experience with Kubernetes, Kafka, Flink preferred; AI integration experience; strong data structures, algorithms, design, observability and Unix/IDE skills.
Kubernetes, ClaudeCode, Devin, Kafka, Flink, Golang, Java, IDE, ServiceNow instances, Unix
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Senior Software Engineer
United States or California or Hawaii or San Diego or Honolulu
$87k-$165k/yr HybridFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
0+ YOEU.S. citizenship and active, transferable TS/SCI clearance required. BS+5 or MS+3 experience (or PhD). Experience with Java, Linux, networking, cloud integration, distributed systems, cybersecurity, and middleware.
Java, Linux
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4w
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Senior Software Engineer – Back End
San Diego or Las Vegas
$150k-$180k/yr HybridFull Time
Tillster
Tillster: Digital ordering and engagement platforms for restaurant chains.
6+ YOE6+ years backend engineering with strong Java, experience designing plugin/SPI architectures, low‑level device/protocol work (serial/USB), payment terminal/POS integrations, and PCI‑DSS/tokenization knowledge.
Java, Maven, Spring, ServiceLoader, OSGi, jssc, usb4java, REST, SOAP, EMV, ISO 8583
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2w
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Embedded Software Engineer - Power Systems
San Diego or Foster City
$155k-$190k/yr HybridFull Time
Zoox
ZooxNASDAQ: AMZN: Developing autonomous robotaxis for urban ride-hailing services.
4+ YOEBachelor's or Master's (or equivalent),4+ years embedded real-time software experience, strong C/C++, experience with ARM/PowerPC, CAN/LIN, and supplier integration.
embedded C/C++, ARM, PowerPC, CAN, LIN, PCAN, CANalyzer, CANape, Polarion, ISO-26262, MISRA C/C++
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Customer Software Application Engineer
San Diego, California, United States
$130k-$180k/yr OnsiteFull Time
Seasats
Seasats: Builds autonomous surface vessels for persistent maritime intelligence.
2+ YOE2+ years technical experience, strong Python proficiency, troubleshooting and hardware/software integration experience, customer-facing communication and technical writing skills, networking familiarity, must be U.S. person eligible to work.
Python, Linux, bash, SSH, SCP, RS-485, RS-232, CAN, Ethernet, TCP, UDP
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