691 software systems engineer jobs at 249 companies in Santa Clarita, CA

5d
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Software Systems Engineer
El Segundo, California, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
7+ YOERequires 7+ years software engineering, 5+ years SATCOM or related systems experience, bachelor's in computer science or engineering, Secret clearance, requirements engineering, architectures, DevSecOps, and Agile experience.
DevSecOps, CI/CD, Agile, SAFe, UML, SysML, DoDAF, UPDM, UAF, Cameo, MagicDraw, Rhapsody, Sparx Enterprise Architect, AI/ML
6d
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Software Systems Engineer
El Segundo, California, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOEBachelor's degree in computer science or engineering, 7+ years software engineering, 5+ years SATCOM or related systems experience, Secret clearance, and expertise in requirements, architectures, ICDs, APIs, DevSecOps, and cybersecurity.
Artificial Intelligence (AI), cyber, DevSecOps, API, CI/CD, Agile, SAFe, RMF, UML, SysML, DoDAF, UPDM, UAF, Cameo, MagicDraw, Rhapsody, Sparx Enterprise Architect, MBSE, AI/ML
3w
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Software Systems Engineer
Northridge, California, United States
$95k-$185k/yr OnsiteFull Time
Areté
Areté: Develops advanced sensing and signal processing solutions for national security.
Eligible for Top Secret clearance; experience testing algorithms and GUIs, systems-level architecture, CI/CD (Jenkins, Git), Agile, defect documentation; degree in systems/computer engineering or related field preferred.
Jenkins, Git, Squish, C++, Python
3mo
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Senior Software Systems Engineer
El Segundo, California, United States
$121k-$151k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
5+ YOEBachelor's degree in CS/Software/Systems engineering; 5 years software systems engineering or integration; ability to obtain/maintain Secret clearance; strong communication; knowledge of secure SDLC, SOA/microservices, and DoD collaboration.
Docker, Kubernetes, AWS GovCloud, Azure Government, Jira, Confluence, DevSecOps tools, RMF, API design
2w
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Senior Systems Engineer - Software
El Segundo, California, United States
$165k-$205k/yr OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: A technology and engineering that provides systems and software solutions for national security and space missions.
7+ YOE7+ years engineering experience with ground/space system components, 7+ years software development using C++ or Python, 2+ years lifecycle leadership, bachelor\u0019s in STEM, active TS clearance required.
C++, Python, Java, C#, C, JavaScript, React, Node.js
1mo
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Senior Software Systems Engineer
Boston or Los Angeles or Colorado Springs
$156k-$244k/yr RemoteFull Time
Revolution Space
Revolution Space: Building advanced in-space propulsion systems for satellites.
10+ YOEBachelor's in CS/Engineering,10+ years systems engineering experience, proficiency in programming and OS, knowledge of networking,V&V and requirements management,ability to obtain U.S. government clearance.
Python, C++, Java, JavaScript, Linux, Windows Server, TCP/IP, DNS, MS Excel, DOORS, Large Language Models, AWS, Azure, GCP, Ansible, Docker, Kubernetes, MBSE, SysML
2w
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Software Systems Engineer-Level 3/4 (AHT)
Northridge, California, United States
$114k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOESecret-cleared systems engineer with embedded software familiarity, requirements analysis/allocation, systems/software architecture, integration and verification experience.
DOORS, CAMEO, Cameo Enterprise Architecture
2w
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Senior Systems Engineer - Software
El Segundo, California, United States
$165k-$205k/yr OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
7+ YOEActive Top Secret (TS) clearance, 7+ years engineering experience with C++ and Python, 2+ years leadership, Bachelor\u0002s in STEM, systems/software standards knowledge, testing and Agile experience.
C++, Python, Java, C#, C, JavaScript, React, Node.js, DO-178C, IEEE 12207
3mo
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Senior Systems Software Engineer
Los Angeles or Remote- US
$145k-$195k/yr HybridFull Time
Zoo
Zoo: Develops infrastructure and AI-powered tools for hardware design.
Senior systems, platform, or infrastructure engineering with Rust expertise; strong backend/infrastructure focus; experience with distributed systems, databases, APIs, and IaC; autonomous, proactive, and customer-focused.
Rust, Databases, API design, Distributed systems, Infrastructure as code, Containers, React
6d
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Systems Engineer, Systems Test
Torrance or Los Angeles
$240k-$299k/yr OnsiteFull Time
Hadrian
Hadrian: Building autonomous factories for aerospace and defense manufacturing.
10+ YOEBachelor's degree in engineering and 10+ years of systems or test engineering experience with complex electromechanical or robotic systems; technical leadership and integrated hardware-software testing expertise required.
AI, software, robotics, simulation, hardware-in-the-loop, simulation-in-the-loop, continuous integration, test pipelines, International Traffic in Arms Regulations (ITAR)
6d
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Ground Systems Software Engineer
El Segundo or Washington or Huntsville
$131k-$184k/yr OnsiteFull Time
Varda Space Industries
Varda Space Industries: Develops in-orbit manufacturing platforms and reentry capsules for pharmaceuticals.
3+ YOEBachelor's degree or equivalent technical experience; 3+ years developing spacecraft or safety-critical software; Python expertise; systems, CI/CD, infrastructure-as-code, observability, Docker, and Kubernetes experience.
Python, Docker, Kubernetes, C++, Ansible, NiceGUI, CI/CD, infrastructure-as-code, time-series, relational stores, logging, metrics, tracing
1mo
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Space Segment Software Systems Engineer - Senior
Reston or Huntsville or Denver or Seattle or Los Angeles
$134k-$203k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
10+ YOEB.S. in engineering or equivalent, 10+ years aerospace systems experience, flight software and spacecraft systems knowledge, familiarity with spacecraft communications and CCSDS, strong written/verbal skills, U.S. work-authorized.
cFS, F Prime, CCSDS, Jira, gitlab, CI/CD pipelines, 1553, Ethernet
3w
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Senior Software Engineer – Mission Systems
Fort Worth or Palmdale
$120k-$160k/yr OnsiteFull Time
Lynx Software Technologies
Lynx Software Technologies: Provides secure, safety-certified software for aerospace and defense.
5+ YOEBachelor's in STEM,5+ years C/C++ development for real-time embedded or mission systems,active Secret clearance,ability to work onsite and travel ~10%,experience with mission systems architectures and testing.
C, C++, Confluence, JIRA, Bitbucket
2mo
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Systems Engineer
El Segundo, California, United States
$148k-$250k/yr OnsiteFull Time
BTAS
BTAS: A woman-owned small business providing IT, engineering, and program management services.
14+ YOEDegree in related field with 10+ years' experience; systems engineering for large-scale software/hardware; DoD/IC experience; Agile/DevSecOps; cloud; DaaS; strong communication.
DevSecOps, SRE, Cloud, DaaS, Agile
1mo
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Senior Systems Engineer
Ventura, California, United States
$190k-$210k/yr OnsiteFull Time
GRVTY
GRVTY: Develops defense technology, cyber, and intelligence software solutions.
15+ YOEBachelor's in engineering (Master's preferred), 15+ years systems engineering on complex hardware/software systems, integration & test experience, strong documentation and communication skills, US citizenship, ability to lead field testing and mentor engineers.
Model-Based Systems Engineering (MBSE)
1mo
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Software Engineer, Software Modernization & Backend Systems
El Segundo, California, United States
$110k-$166k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
4+ YOEBachelor's in CS/CE/EE or related, 4+ years software engineering experience, backend/microservices/cloud architecture, data ingestion and automation experience, ability to obtain U.S. security clearance and occasional domestic travel.
Spring Boot, Camunda, BPMN, AWS, Microsoft Azure, Jenkins, Linux, REST, CI/CD, AI/ML, LLM, RAG, NLP
2mo
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Robotics Systems Software Engineer
Torrance, California, United States
$141k-$225k/yr HybridFull Time
Divergent
Divergent: Develops digital manufacturing systems for complex vehicle structures.
5+ YOEBachelor's in CS/Robotics +5 years experience, proficient in C++ and Python, experience with MoveIt and ROS, knowledge of data structures, algorithms, industrial robotics, optimization, CI/CD and containerization (Docker, Kubernetes).
C++, Python, MoveIt, ROS, Docker, Kubernetes, OpenCV, PCL, C#, TypeScript, CI/CD
1mo
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Software Engineer, Satellite Systems (Starshield)
Hawthorne, California, United States
$125k-$175k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
2+ YOE2+ years software development or bachelor's in CS/engineering/math/science; experience with C++ on Linux; containerization and relational DB experience; ability to obtain Top Secret/SCI clearance.
C++, Linux, Docker, Kubernetes, PostgreSQL, CockroachDB
3mo
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Ground Systems Software Integration Engineer
Redondo Beach or Redondo Beach
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
9+ YOEActive TS/SCI clearance with poly; BS in STEM with 9+ years; ground system acquisition and integration experience; SDLC/DevSecOps; cloud/virtualization; ability to travel.
DevSecOps, Cloud Platforms, Virtualization, Systems Engineering, Software Development Life Cycle
2w
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Software Engineer, Developer Infrastructure - Build Systems
New York City or Los Angeles or Austin or Seattle
$130k-$230k/yr OnsiteFull Time
Nominal
Nominal: Software platform for testing and operating complex hardware systems.
4+ YOE4+ years building and maintaining build systems, experience with Bazel and large monorepos, improving CI/CD performance and release reliability, strong engineering judgment.
Bazel, Datadog, Grafana, OpenTelemetry, Kubernetes