Software Development Engineer III - ECLSS and Crew Systems

• 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

• 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.).

$150,931.00-$230,512.80 life insurance, parental leave, paid time off, paid holidays, 401(k), stock options United States, Colorado, Denver Aug 10, 2026

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed.

At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We’re working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of the Lunar Permanence business unit, which develops Blue Origin’s Blue Moon landers and related products. To further Blue Origin’s mission of millions of people living and working in space for the benefit of Earth, we are building sustainable infrastructure for our transport of crew and cargo from Earth to the lunar surface.

As part of a hardworking team, you will contribute to the design of flight software for future space vehicles. You will be a part of the team responsible for ECLSS and Crew Systems on Blue Origin’s crewed Lunar Lander vehicle.

This role will directly impact the history of space exploration, and your dedicated commitment and detailed attention will further the cause of safe and repeatable spaceflight. Join us in lowering the cost of access to space and enabling Blue Origin’s vision of millions of people living and working in space to benefit Earth., * Benefits include: Medical, dental, vision, basic and supplemental life insurance, paid parental leave, short and long-term disability, 401(k) with a company match of up to 5%, and an Education Support Program.

• Stock Options for all regular employees (working at least 20 hours/week)
• Paid Time Off: Up to four (4) weeks per year based on weekly scheduled hours, and up to 14 company-paid holidays.
• Dependent on role type and job level, employees may be eligible for benefits and bonuses based on the company’s intent to reward individual contributions and enable them to share in the company’s results, or other factors at the company’s sole discretion. Bonus amounts and eligibility are not guaranteed and subject to change and cancellation. Please check with your recruiter for more details.