> Markdown version of [/jobs/ext/2026178-software-development-engineer-iii-eclss-and-crew-systems](https://www.wearedevelopers.com/jobs/ext/2026178-software-development-engineer-iii-eclss-and-crew-systems). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Development Engineer III - ECLSS and Crew Systems - **Company:** Blue Origin - **Location:** Denver, CO, United States - **Experience:** Expert - **Salary:** $150,931.0 - $230,513.0 - **Contract:** Permanent contract - **Skills:** Board Bringup, Software Applications, Unit Testing, Biometrics, C++ (Programming Language), Communications Protocols, Linux on Embedded Systems, Embedded Software, Hardware Interface Design, Python (Programming Language), MATLAB, Real-Time Operating Systems, Software Engineering, Systems Integration, Universal Asynchronous Receiver/Transmitter, Serial Peripheral Interface, Real Time Systems, Information Technology, DO-178B, Programming Languages - **Published:** August 11, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17897574?backUrl=%2Fcareer%2F17897574%2FSoftware-Development-Engineer-Iii-Eclss-Crew-Systems-Colorado-Denver ## About the Role * Minimum of BS degree in Software Engineering, Computer Science, Aerospace Engineering, Electrical Engineering, or a related field. * 7+ years of experience software development, verification, and validation. * Software development skills in all or several programming languages including C/C++, MATLAB/Simulink, and Python. * Experience with real-time systems and embedded software. * Experience with autonomy or controls flight software applications. * Self-starting who thrives in a fast-paced new product development environment. Desired: * MS degree in Software Engineering, Computer Science, Aerospace Engineering, Electrical Engineering, or a related field. * Domain knowledge of ECLSS systems or Crew Systems autonomy applications. * Detailed knowledge of DO-178C and/or NASA NPR 7150.2 * Experience with integrated 6DoF or closed loop autonomy simulation environments. * Expertise with Embedded Linux or equivalent real-time operating systems. * Experience with board bring up, and comfortable with hardware interfaces and communications protocols (SPI, I2C, UART, RS-485, etc.). ## Description * Own the development and qualification of software applications for environmental control and life support systems (ECLSS). * Own formal validation and verification of ECLSS software applications. * Support ECLSS model maturity, qualification, validation efforts with the ECLS subsystem team. * Support ECLSS component testing as the flight software representative including hardware/software integration and ensuring tests meet flight software requirements. * Support development and verification of other various crew systems on the human rated Lunar Lander. * Maintain requirements, support architecture and interface definition for ECLSS or Crew Systems software components. * Support internal or customer design review., Applicants for employment at Blue Origin must be a U.S. citizen or national, U.S. permanent resident (i.e. current Green Card holder), or lawfully admitted into the U.S.as a refugee or granted asylum. Background Check * Required for all positions: Blue's Standard Background Check * Required for Certain Job Profiles: Defense Biometric Identification System (DBIDS) background check if at any time the role requires one to be on a military installation * Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs. and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. * Required for certain Job Profiles: Ability to obtain and maintain Merchant Mariner Credential, which includes pre-employment and random drug testing as well as DOT physical ## Related Videos - [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions) - [Biometric Phone Chargers, $40m Domain Names & AI Movies Winning Awards - Peter Kröner](https://www.wearedevelopers.com/videos/1810-biometric-phone-chargers-40m-domain-names-ai-movies-winning-awards-peter-kroner) - [Robots are coming into the wild! 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