18 systems software engineer jobs at 14 companies in Buellton, CA

3mo
Save
Mark Applied
Hide
Software Architecture and Systems Software Engineer
Vandenberg SFB, California, United States
$117k-$227k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
8+ YOEBachelor's degree in a STEM field; 8+ years software development in test instrumentation or aerospace; experience with voice, video, and telemetry; Windows and Linux systems; Java, Python, C/C++; able to obtain security clearance.
Java, Python, PERL, C/C++, Windows, Linux
3mo
Save
Mark Applied
Hide
Senior Software Engineer
Santa Barbara, California, United States
$145k-$185k/yr OnsiteFull Time
Sonatech
Sonatech: Designs and manufactures underwater sonar and navigation equipment.
10+ YOEBachelor's degree in CS/SE/EE, 10+ years embedded software experience, expert C/C++ and Python, Embedded Linux, architecture ownership, systems integration, U.S. citizenship and eligibility for DoD Secret clearance, onsite in Santa Barbara.
C, C++, Python, Embedded Linux, Yocto, Buildroot, Kubernetes, Docker, GitLab CI, Jenkins, GitHub Actions, GitLab SAST, SonarQube, Fluentd, SPDX, CycloneDX, NetBoot
6d
Save
Mark Applied
Hide
Vision Systems, Test Engineer, II
Goleta, California, United States
$76k-$144k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
2+ YOESTEM degree and minimum 2 years integrating firmware, software and hardware; experience with test instrumentation; LabVIEW or MATLAB experience; U.S. citizenship and active DoD Secret clearance required.
LABVIEW, MATLAB, oscilloscope, digital voltmeter, spectrum analyzer
2w
Save
Mark Applied
Hide
Senior Flight Software Engineer (Rust)
Santa Barbara, California, United States
$155k-$185k/yr OnsiteFull Time
Umbra
Umbra: Operates high-resolution synthetic aperture radar imaging satellites.
5+ YOEBachelor's in CS/CE or related; 5+ years developing high-reliability software with Rust or modern C/C++; 4+ years embedded/systems experience; 2+ years async Rust; experience with Linux/RTOS, CI pipelines, and testing; up to 15% travel.
Rust, C/C++, Linux, RTOS, Yocto, Python, Continuous Integration (CI)
1w
Save
Mark Applied
Hide
Software Development Engineer IV - Windows Instrumentation and Automation
Santa Barbara or United States
$107k-$190k/yr HybridFull Time
Bruker
BrukerNASDAQ: BRKR: Develops and manufactures high-performance scientific and diagnostic instruments.
5+ YOE5+ years software engineering experience, 3+ years Windows C#/.NET/WPF and modern C++ experience, hardware integration, multithreaded and performance-sensitive systems, AI coding agent experience, MS/PhD preferred.
GitHub Copilot Business, VS Code, Visual Studio, C#, .NET, WPF, C++, STL, C++/CLI, MFC
6d
Save
Mark Applied
Hide
Space Systems DevOps Engineer
Lompoc, California, United States
$130k-$170k/yr OnsiteFull Time
Omitron
Omitron: Provides aerospace engineering and mission operations for space programs.
4+ YOEUS citizen with active DoD Secret clearance, 4+ years in systems/DevOps/software engineering, strong Linux and Python 3 skills, CI/CD and virtualization experience, DoD 8570 IAT Level II (or ability to obtain), and DISA STIG familiarity.
Python 3, Git, VMware vSphere, ESXi, VDI, Ansible, NumPy, Pandas, Matplotlib, SciPy, Grafana, Perl, Linux shell
3w
Save
Mark Applied
Hide
Senior Software Engineer - Full Stack
New York City or Santa Barbara or Atlanta
$160k-$230k/yr RemoteFull Time
Pearly
Pearly: Automates patient billing and collections for dental practices
5+ YOE5+ years production experience building backend and data systems; strong TypeScript and SQL skills; familiarity with React, cloud (GCP/AWS/Azure), Postgres, security/compliance for PHI/PII/financial data; CS degree or equivalent.
TypeScript, SQL, React, GraphQL, Docker, Bun, GitHub Actions, Terraform, Cloud PostgreSQL, Serverless Functions, CI/CD, Claude Code, Cursor, MCP, Bugbot
2mo
Save
Mark Applied
Hide
Principal Software Engineer, Real-time Embedded, Onsite
Goleta, California, United States
$118k-$225k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOE8+ years in software design/development with embedded real-time systems; C/C++ experience; embedded processors, FPGA, SOC, and real-time firmware; eligibility for a DoD secret clearance.
C, C++, Embedded Linux, bare metal, DDR, VME, PCIe, SOC, FPGAs, Signal Analysis, Lab Equipment, Visual Studio, Vitis, TortoiseSVN, Jenkins, Jira, Collaborator, MATLAB/Simulink, WPF, MVVM, .NET C#
2mo
Save
Mark Applied
Hide
Sr. Machine Learning Engineer
Santa Barbara or Dallas or San Diego or San Francisco or Denver or Atlanta or Chicago or Washington, DC
$167k-$209k/yr HybridFull Time
AppFolio
AppFolioNASDAQ: APPF: Provides cloud-based property and investment management software.
Senior ML engineer with production ML/AI experience, distributed systems, and strong software engineering skills.
Python, Go, Ruby, JavaScript, AWS
2w
Save
Mark Applied
Hide
Staff Robotics Engineer
Goleta, California, United States
OnsiteFull Time
B. Braun
B. Braun: Develops and manufactures medical devices and pharmaceutical products globally.
14+ YOE14+ years robotics experience, BS in robotics/control/CS/CE, proficiency in robot kinematics, control systems, real-time software, C++ and Python, ROS/ROS2, medical-device safety and standards.
ROS, ROS2, C++, Python, real-time Linux
1mo
Save
Mark Applied
Hide
Backend Engineer, Flag Delivery
Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago or United States
$146k-$235k/yr OnsiteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years backend engineering experience building/operating production distributed systems; strong programming in Go/Java/Rust; production debugging, observability, on-call experience; clear AI usage in engineering work.
Go, Java, Rust
2mo
Save
Mark Applied
Hide
Principal Machine Learning Engineer
Santa Barbara or San Diego or Denver
$264k-$330k/yr HybridFull Time
AppFolio
AppFolioNASDAQ: APPF: Provides cloud-based property and investment management software.
10+ YOESenior ML/AI leader with 10+ years building production ML systems; deep learning and traditional ML expertise; strong software delivery.
Python, PyTorch, NumPy, AWS, Docker, SQL, Embeddings, RAG, LangChain, LangGraph, LangSmith, Copilot
3mo
Save
Mark Applied
Hide
Sr. Machine Learning Engineer
Santa Barbara, California, United States
$160k-$220k/yr RemoteFull Time
MixMode
MixMode: Provides AI-powered real-time cyber threat detection and defense.
5+ YOE5+ years Python in production; ML with PyTorch/scikit-learn; distributed systems and streaming tech; strong math foundation.
Python, PyTorch, scikit-learn, pandas, Kubernetes, microservices, streaming systems, Spark, Flink, Java, JavaScript, TypeScript
1mo
Save
Mark Applied
Hide
Staff Machine Learning Engineer - Leasing
Santa Barbara or San Diego or San Francisco or Denver or Dallas or Atlanta or Chicago or Washington, D.C.
HybridFull Time
AppFolio
AppFolioNASDAQ: APPF: Provides cloud-based property and investment management software.
Proven experience building production ML systems at scale, architectural leadership, training/fine-tuning LLMs, experience with LangChain/LangGraph and RAG patterns, AI safety/authorization, and production reliability discipline.
LangChain, LangGraph, vLLM, TensorRT, Triton
1mo
Save
Mark Applied
Hide
Senior System Safety Engineer
El Segundo or Goleta or Arlington
$96k-$182k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOESTEM degree typically required, 5+ years relevant system safety experience, active transferable U.S. Secret security clearance required, MIL-STD-882E and system/software safety experience, ability to perform hazard analyses and brief technical reviews.
MIL-STD-882E, DO-178, EVMS, MIL-STD-1472, Agile
3w
Save
Mark Applied
Hide
Computer System Analyst
Lompoc or Patrick Space Force Base
OnsiteFull Time
ARES Corporation
ARES Corporation: Provides engineering and technology solutions for space and defense.
Bachelor's degree in engineering/CS/IS required; experience designing complex information systems, systems engineering techniques, software/data center architecture, digital engineering; ability to obtain security clearance.
1mo
Save
Mark Applied
Hide
System Administrator
Vandenberg AFB, California, United States
OnsiteFull Time
Chenega Corporation
Chenega Corporation: Provides professional government, defense, and facility support services.
3+ YOECurrent LenelS2 and Milestone certifications and Security+ required; 3+ years as a system administrator or systems engineer with enterprise electronic security systems; strong background with security software, servers, databases; Microsoft Office skills.
LenelS2, Milestone, Genetec, Honeywell, Avigilon, Bosch, Microsoft Word, Microsoft Excel, Microsoft Access, Microsoft PowerPoint, Microsoft Outlook
1mo
Save
Mark Applied
Hide
Senior Director of Sentinel System Test- Director Programs 2
Roy or Lompoc or Promontory or United States
$230k-$345k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEActive DoD Secret clearance, experience leading large test teams, P&L/earned value management, Agile experience, hardware/software integration and HITL testing, bachelor’s (10+ years) or MS (8+ years) in engineering, travel ~25%.
Agile, Hardware-in-the-Loop (HITL), Earned Value Management