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278 flight software developer jobs at 120 companies in United States

3mo
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Flight Software Engineer
Pittsburgh, Pennsylvania, United States
OnsiteFull Time
Near Earth Autonomy
Near Earth Autonomy: Privately held aerospace developing autonomous aircraft systems for commercial and defense sectors.
5+ YOEExperience in flight software development and verification; DO-178C; embedded systems; C/C++; Linux; strong communication.
C, C++, Linux, DO-178C, ARP4754B, ARP4761A
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3w
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Flight Software Engineer
New Mexico or United States
HybridFull Time
Astrion
Astrion: Provider of mission-critical services for defense and federal agencies.
5+ YOEBachelor's degree in a relevant technical field, 5+ years of software development, C or C++, embedded or flight software, real-time operating systems, and satellite software experience; U.S. citizenship and DoD Secret clearance required.
C, C++, Python, Perl, VxWorks, RTEMS
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3mo
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Flight Software Engineer
El Segundo, California, United States
OnsiteFull Time
Matter Intelligence
Matter Intelligence: Private aerospace sensing developing ultraspectral sensors and AI for satellites, drones, robots, and infrastructure monitoring.
2+ YOE2–6+ years in flight or embedded software; strong Python and C++ or Rust; experience with embedded Linux, concurrency, testing, hardware interfaces, and data handling.
Python, C++, Rust, CMake, Make, Embedded Linux
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5d
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Flight Software Engineer
San Jose or Palo Alto or Houston or United States or Colorado or New Jersey or Delaware or California
$117k-$195k/yr HybridFull Time
Lanteris Space Systems
Lanteris Space Systems: Satellite manufacturer building spacecraft and space systems for commercial, civil, and national-security customers.
5+ YOEBachelor's degree in software engineering, computer science, or related field, or four additional years' experience; 5+ years software development, embedded C++, U.S. citizenship or permanent residency required.
Real-time Operating Systems (RTOS), Embedded C++, GitLab, FreeRTOS, NASA cFS/cFE, SPI, Python, Jira, Jama, Git
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1w
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Senior Flight Software Engineer
Atlanta, Georgia, United States
$160k-$195k/yr OnsiteFull Time
Hermeus
Hermeus: Private U.S. defense aviation designing, building, and testing high-Mach and hypersonic aircraft for national-security customers.
5+ YOEBachelor's or master's in computer engineering or related field, 5+ years in embedded flight software, and C/C++ programming. Experience with safety-critical systems, avionics, RTOS, embedded Linux, or hardware interfaces preferred.
C, C++, Real-Time Operating System (RTOS), Embedded Linux, CAN, RS422, MIL-STD-1553, ARINC429, DO-178C, MIL-516C
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2w
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Flight Software Engineer
Seattle, Washington, United States
$123k-$160k/yr OnsiteFull Time
K2 Space
K2 Space: Building high-power, mass-produced satellite platforms.
3+ YOEBachelor's degree in a STEM discipline or 3+ years of software engineering experience; development experience in C, C++, or Rust. Embedded, real-time, spacecraft, and verification experience preferred.
Rust, C, C++, Linux, RTOS
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1w
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Flight Software Developer
Centennial, Colorado, United States
$120k-$190k/yr RemoteFull Time
Cimarron Software Services
Cimarron Software Services: Private woman-owned aerospace and defense engineering firm providing software and mission operations for government and commercial clients.
5+ YOEBachelor's degree in a technical discipline and 5+ years with C++, Python, embedded systems, hardware/software integration, simulations, Linux, testing, requirements, and software integration.
C++, Python, Linux, Bitbucket, Jira, SAFe, Agile, Scrum
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1w
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Flight Software Engineer
Houston, Texas, United States
OnsiteFull Time
METECS
METECS: Engineering and applied technology specializing in high-fidelity simulation, software, robotics, and systems analysis.
3+ YOEBachelor's or advanced degree in computer science or software engineering, 3+ years of related experience, C/C++/Python, Linux development, strong communication, and U.S. citizenship or lawful permanent residence.
C, C++, Python, Linux, MATLAB, Simulink, VxWorks, Green Hills, NASA Core Flight System (cFS), MIL-STD-1553, Real-Time Operating Systems (RTOS)
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1w
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Flight Software Engineer II, Space Systems
Broomfield, Colorado, United States
$115k-$155k/yr OnsiteFull Time
Katalyst Space Technologies
Katalyst Space Technologies: Private American space technology building robotic spacecraft that service, upgrade, and protect commercial and government satellites.
3+ YOEBachelor's degree in a related technical field and 3+ years developing embedded or flight software. Requires C/C++, real-time systems, hardware integration, debugging, and cross-functional communication.
C, C++, RTOS, embedded Linux, CAN, SpaceWire, Ethernet, RS-422/485, SPI, I2C, UART, CI/CD
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Flight Software Engineer
Houston, Texas, United States
OnsiteFull Time
Intuitive Machines
Intuitive MachinesNasdaq: LUNR: Public space infrastructure building spacecraft, connecting networks, and operating systems for commercial, civil, and national-security customers.
5+ YOEBS in physics or engineering required; 5+ years C/C++ and hardware/software integration; familiarity with serial and packet protocols; strong testing, communication, and problem-solving skills.
C, C++, RS-232, RS-422, RS-485, IP/UDP, IP/TCP, GSFC Core Flight Software (CFS), SpaceWire, xUnit, Docker, Microsoft Windows, POSIX, Gitflow
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3mo
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Flight Software Engineer
El Segundo, California, United States
$120k-$150k/yr OnsiteFull Time
Space Kinetic
Space Kinetic: Privately held dual-use space technology startup building one-to-many payload deployment systems for national-security space operations.
2+ YOEBS or MS in CS/EE/CE; 2-3 years embedded/real-time software for space/defense; C/C++ with Python; RTOS/Linux embedded; U.S. citizen or green card; ITAR clearance eligibility.
C, C++, Python, RTOS, Linux, Embedded systems
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1w
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Staff Flight Software Engineer
Los Angeles, California, United States
HybridFull Time
Observable Space
Observable Space: Vertically integrated U.S. space technology building optical systems for satellite communications, sensing, and in-space observation.
5+ YOEBachelor’s degree or equivalent and 5+ years in software, embedded, or systems-level development. Requires C/C++ proficiency, hardware-integrated systems experience, real-time systems knowledge, and strong debugging skills.
C, C++, Python, MATLAB, RTOS, Embedded Linux, CCSDS, HIL
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4w
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Senior Flight Software Engineer
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
Johns Hopkins Applied Physics Laboratory
Johns Hopkins Applied Physics Laboratory: University-affiliated research center serving national security and science.
5+ YOEBachelor's in CS/EE/CE or equivalent,5+ years software development,expertise in C and C++,scripting (Python/Ruby/PERL),Git,ability to obtain Top Secret/SCI clearance (US citizenship).
C, C++, Python, Ruby, PERL, Git, cFE, RTEMS, RT Linux, VxWorks, GitLab, Bamboo, Rust, Go, Docker, Podman, Kubernetes, TCP/IP, CCSDS, DTN
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1mo
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Flight Software Engineer
Houston, Texas, United States
OnsiteFull Time
Barrios Technology
Barrios Technology: Woman-owned aerospace engineering serving NASA, government agencies, and commercial spaceflight companies.
5+ YOEBS in software/computer engineering or related,5+ years software development experience,proficiency in C/C++,embedded/firmware and hardware integration,serial and packet protocols,Git platforms,US citizenship and ability to pass government background investigation.
C, C++, Oscilloscope, Logic Analyzer, RS-232, RS-422, RS-485, TCP/IP, UDP/IP, GitLab, GitHub, SpaceWire, xUnit, Windows, POSIX, Docker
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3w
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Senior Flight Software Engineer
Washington or Huntsville
OnsiteFull Time
Blue Origin
Blue Origin: Developing reusable space vehicles and infrastructure.
7+ YOEBachelor's degree in a relevant technical discipline, 7+ years verifying safety-critical software, aerospace lifecycle experience, MATLAB and Simulink expertise, autocoding, embedded software testing, and U.S. work authorization.
MATLAB, Simulink, Model Based Design (MBD), Defense Biometric Identification System (DBIDS), DO-178C
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2mo
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Flight Software Engineer
Seattle, Washington, United States
$120k-$180k/yr OnsiteFull Time
Constellation Space
Constellation Space: Private Seattle software building AI-driven satellite-network operations infrastructure for space companies.
B.S. in CS/CE/Aerospace, strong C/C++ skills, extensive RTOS and embedded Linux experience, familiarity with I2C/SPI/CAN/RS-422, and HITL testing experience.
C, C++, RTOS, embedded Linux, I2C, SPI, CAN, RS-422, Hardware-in-the-Loop (HITL)
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1mo
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Flight Software Engineer
Boulder, Colorado, United States
$130k-$280k/yr OnsiteFull Time
Impulse Space
Impulse Space: Develops in-space transportation infrastructure and orbital transfer vehicles.
2+ YOEBachelor's degree required; 2+ years writing C++ for embedded systems; experience with RTOS or Embedded Linux; knowledge of computer architecture, OS, data structures, networking; version control and test practices.
C++, RTOS, Embedded Linux, NASA cFS, ROS2
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2mo
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Flight Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Elveo
Elveo: Private satellite communications providing direct-to-device connectivity to mobile operators, enterprises, governments, and humanitarian organizations.
Bachelor's degree or equivalent practical experience, systems programming proficiency in C, C++, or Rust, Linux familiarity, hardware interaction experience, automated testing, Git, and CI/CD knowledge.
C, C++, Rust, Linux, CAN, I2C, SPI, RS-422, RS-485, Git, CI/CD, Yocto, OpenEmbedded, Protocol Buffers, ZeroMQ, gRPC, Systemd
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2mo
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Flight Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Elveo
Elveo: Private satellite communications providing direct-to-device connectivity to mobile operators, enterprises, governments, and humanitarian organizations.
Proficiency in C/C++/Rust, Linux, hardware interfaces (CAN, I2C, SPI, RS-422/485), Git and CI/CD, automated testing, BS degree in engineering or equivalent experience, ability to develop and test flight software and telemetry.
C, C++, Rust, Linux, CAN, I2C, SPI, RS-422, RS-485, IPC, Git, CI/CD, Yocto/OpenEmbedded, Protocol Buffers, ZeroMQ, gRPC, systemd
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1mo
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Flight Software Engineer
San Carlos or Seattle
$200k-$250k/yr OnsiteFull Time
Cowboy Space Corporation
Cowboy Space Corporation: Space infrastructure building orbital AI data centers and a solar-powered power grid for AI workloads.
5+ YOE5+ years developing flight or safety-critical software, production Rust experience (or C/C++), embedded real-time systems, hardware-integration and testing experience, leadership/architecture experience, ITAR-eligible U.S. work status required.
Rust, C, C++
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