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37 ground software engineer jobs at 19 companies in Simi Valley, CA

4d
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Ground Software Engineer
Littleton or Palmdale
$110k-$160k/yr HybridFull Time
Infinity Systems Engineering
Infinity Systems Engineering: Provides specialized systems engineering and mission operations for aerospace programs.
Design, develop, integrate, and test ground mission software; proficiency in C++, C#/Python, Git/GitLab, and agile practices; Secret clearance required.
C++, C#, Python, Git, GitLab, GitLab CI, Jira, Confluence
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2mo
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Ground Software Systems Engineer
El Segundo or Colorado Springs or Aurora
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOE7+ years in ground system components and software development (C++/Python), 2+ years in program reviews and software design documentation, agile, secret clearance, STEM degree.
C++, Python, Java, C, C#, JavaScript, React, NodeJS, PHP, Drupal, .NET
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2mo
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Ground Software Systems Engineer
El Segundo or Aurora or Colorado Springs
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
7+ YOE7+ years in ground system components and software development; 2+ years in design docs and test procedures; Secret clearance; BS in STEM; Top Secret preferred
C++, Python, Java, C#, C, NET, JavaScript, React, NodeJS, PHP, Drupal, DO-178C
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1mo
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Senior Ground Software Engineer
Torrance or Seattle
$150k-$200k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
5+ YOE5+ years software engineering experience preferred; Bachelor’s in CS/CE/EE/math or 3+ years experience. Strong in Rust, TypeScript/Vue, backend/frontend, HTTP/gRPC, SQL/PostgreSQL, Docker/Kubernetes, WebSockets/SSE, networking (TCP/IP, UDP, QUIC), and cybersecurity standards.
Rust, TypeScript, Vue, Go, C++, Java, C#, JavaScript, React, Svelte, Docker, Kubernetes, HTTP, gRPC, SQL, PostgreSQL, NATS, Pulsar, WebSockets, Server-Sent Events (SSE), SOC2, FedRAMP, TCP/IP, UDP, QUIC
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1w
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Senior Ground Software Engineer II
Long Beach, California, United States
$150k-$225k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
8+ YOEBachelor's in engineering,8+ years software experience,US eligibility,active or able to obtain Secret clearance,expertise in web-scale system architecture and distributed systems.
Python, Golang, Rust, TypeScript, Angular, InfluxDB, PostgreSQL, Playwright, FastAPI, Git, Kubernetes, OAuth, CI/CD, CCSDS, Space Packet Protocol, COP-1, CFD
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1mo
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Ground Software Engineer II, Arc Vehicle
Playa Vista, California, United States
$101k-$160k/yr OnsiteFull Time
Inversion Space
Inversion Space: Building autonomous re-entry vehicles for global space-to-Earth cargo delivery.
2+ YOEBachelor's degree in CS/CE/AE or equivalent experience, typically 2+ years developing software for ground control/telemetry/distributed systems, proficiency in Rust on Linux, experience with TCP/UDP/WebSockets, and strong communication skills.
Rust, Linux, JSON, Protobuf, YAML, TCP, UDP, WebSockets, Docker, Kubernetes, GitLab CI, GitHub Actions, COSMOS, Open MCT, Yamcs
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3mo
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Ground Software Engineer II
Rockville or Hawthorne
$120k-$150k/yr OnsiteFull Time
Quantum Space
Quantum Space: Developing maneuverable spacecraft platforms for defense and commercial missions.
5+ YOE5+ years full-stack software development; experience with distributed systems, real-time data, CI/CD; cloud or on-prem; Linux; databases; strong communication.
Linux, Bash, CI/CD, APIs, Databases, Message Bus, Cloud, On-Prem, Git
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1d
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Space Ground Systems Software Engineer
El Segundo, California, United States
$131k-$184k/yr OnsiteFull Time
Varda Space Industries
Varda Space Industries: Develops in-orbit manufacturing platforms and reentry capsules for pharmaceuticals.
3+ YOEBachelor's in CS/engineering or equivalent,3+ years in spacecraft or safety-critical software,expert Python,systems fundamentals,real-time data acquisition,CI/CD,Docker/Kubernetes,observability experience.
Python, C++, Ansible, NiceGUI, Docker, Kubernetes
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2mo
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Ground Systems Software Integration Engineer
El Segundo or Redondo Beach
$160k-$200k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
9+ YOEActive TS/SCI with polygraph; bachelor's in STEM; 9+ years in ground system integration; satellite systems experience; SDLC/DevSecOps; cloud and virtualization; travel readiness.
DevSecOps, Cloud, Virtualization, System Engineering Tools
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2mo
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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
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1mo
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Senior Ground Software Engineer (Maritime)
Los Angeles, California, United States
$130k-$180k/yr OnsiteFull Time
Odin Dynamics
Odin Dynamics: Developing autonomous underwater vehicles for defense and maritime missions.
U.S. citizenship and security-clearance eligibility; deep full‑stack frontend/backend experience; telemetry and time‑series data systems experience; testing (unit, integration, simulation/SIL/HITL); field test and sea‑trial support; mentoring and hands‑on production development.
CI/CD, AI-assisted development tools, SIL, HITL, static analysis, profiling
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1mo
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Ground Software Engineer (Mid Career) - Millennium Space Systems
Chantilly or El Segundo
$128k-$189k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
Bachelor's in CS/CE/AE or related; experience designing and developing production software, scripting and backend development; ability to obtain U.S. security clearance (Secret required); support classified testing and integrations.
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1mo
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Ground Software Engineer (Mid Career) - Millennium Space Systems
Chantilly or El Segundo
$128k-$189k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
Bachelor's in CS/CE/AE or related; experience designing and developing production software, scripting and backend applications; ability to obtain U.S. Secret security clearance (U.S. citizenship required); must meet U.S. export control (US Person) requirements.
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2mo
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Enterprise Ground Systems Software Engineer
El Segundo, California, United States
$129k-$250k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
8+ YOEBachelor's in CS/Software Eng; 8+ years software development; strong messaging, Kafka/ActiveMQ; Java/Python/Go/C++; Docker/Kubernetes; REST/DevOps; Top Secret/SCI clearance; US citizenship.
Kafka, ActiveMQ, Java, Python, Go, C++, Docker, Kubernetes, Prometheus, Grafana, ELK, REST, CI/CD
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2mo
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Senior Engineering Manager, Ground Software
Denver or Long Beach
$190k-$320k/yr HybridFull Time
True Anomaly
True Anomaly: Develops autonomous spacecraft and software for space security missions.
7+ YOE4+ Mgmt7+ years software engineering; 4+ years leading engineering teams; experience with distributed systems; strong communication; eligible for DoD clearance.
Elixir, OTP, Erlang, Go, JVM, React, TypeScript, gRPC, REST, WebSockets, Three.js, WebGL
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2mo
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Ground System Integration Engineer
Arvada or Los Angeles or Washington
$110k-$170k/yr HybridFull Time
Quindar
Quindar: Cloud-native software for automated satellite mission operations.
3+ YOEDevelop and integrate software C2 solutions for satellites; strong software integration/debugging; experience with C2 concepts and satellite protocols; hybrid in Arvada, CO.
Python, C++, Java, Real-time Embedded Systems, Satellite Protocols (CCSDS, CSP, CFDP), XTCE, MIB, AES, AWS, Git
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1mo
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Ground Software Manager
Torrance, California, United States
$190k-$235k/yr OnsiteFull Time
Neros Technologies
Neros Technologies: Designs and manufactures American-made high-performance drones for defense.
Hands-on software manager experience leading engineering teams; expertise in operator-facing software, low-latency video, telemetry/command pipelines, CI/CD, testing, and delivery for field-deployed systems.
Ground Control Station (GCS), ATAK, TAK, QGroundControl, Mission Planner, RTSP, WebRTC, GStreamer, CI/CD, command-and-control (C2)
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22h
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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
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3w
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Sr. Principal Software Engineer (SW Modeler/Developer)
Redondo Beach, California, United States
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEU.S. Secret clearance required; STEM degree with significant experience (BSc+8/ MSc+6/ PhD+4); expertise in backend (Python) and frontend (React) development, CI/CD, software modeling, and mission‑critical ground systems.
Python, React JS, C, C++, Cameo, FastAPI, MongoDB, Kafka, Docker, AWS Lambda, DynamoDB, API Gateway, Angular, SQS, EFS, S3, CI/CD
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3w
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VP of Software
Playa Vista, California, United States
$275k-$325k/yr OnsiteFull Time
Outpost Space
Outpost Space: Building reusable spacecraft for precision Earth return and logistics.
12+ YOE5+ MgmtBachelor's in CS/Software Eng,12+ years software experience with 5+ years executive leadership; deep experience in flight, ground, and infrastructure software; strong architecture and leadership skills.
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