๐Ÿ’ป Software Engineer II (Orbital Reef - Backend Tools)

space station
machine learning
supply chain

At Sierra Space, we envision a future where humanity lives and works in space, on moons, and on distant planets. Sierra Space builds and delivers the future of space transportation, destinations and infrastructure, offering โ€œspace-as-a-serviceโ€ in support of the new space economy.

Sierra Space, based in Louisville, Colorado with operations in Madison, Wisconsin, Durham, North Carolina, and Kennedy Space Center, Florida, designs and manufactures advanced spacecraft, satellites, propulsion and environmental systems, spacecraft subsystems and components for the U.S. government (including NASA), commercial customers and international organizations.ย Learn more about Sierra Space

We are looking for a skilled and motivated Back-end Software Engineer II to join a team developing Orbital Reef Logistics Software, including, on-orbit interfaces, logistics and transportation simulations, supply chain systems, and object-tracking systems. As a software engineer focused on logistics tools, you will be a key member of a team of experts supporting the Orbital Reef Space Station, developing software platforms to enable real-time analysis and decision-making. We are constantly innovating in the ways we are automating and accelerating the delivery of products using innovative software and hardware technologies. We use the latest AWS technologies, data approaches, and machine learning to build distributed highly available systems to achieve our goals.

Primary Responsibilities:

  • Participate deeply in all aspects of software development lifecycle, including developing verifiable requirements, creating/documenting/implementing software architectures and designs, writing planning specifications, systems integration, test development and execution, deployment, issue resolution and maintenance

  • Share knowledge and experience in performance, scalability, enterprise system architecture, and engineering standard methodologies

  • Identify and champion areas for automation and creating clean workflows and processes

  • Actively work with product owner and scrum master to support sprint planning and backlog grooming session

  • Produce quality user documentation for defining the architecture of systems and their interactions


  • Bachelors of Science degree in an aerospace engineering, computer science, software engineering, or related discipline and typically three (3) years developing data-driven products, including web-based services or products; higher education may substitute for relevant experience

  • Relevant experience may be considered in lieu of required education

  • Strong understanding of software engineering principles, including object-oriented design and the ability to translate domain expertise into applications

  • Either Python or JavaScript must be a primary language

  • Experience ingesting data from a wide variety of sources including NoSQL databases, REST endpoints, etc.

  • Strong familiarity with SQL and database systems

  • Solid understanding of version control systems

  • Have an ability to take technical ownership, step in to help team members as needed, collaborate with team members to identify, and fix technical problems.

  • Outstanding interpersonal and communication skills


  • Experience with event-driven systems and technologies

  • Experience with data-manipulation, plotting, and simulation libraries, such as Pandas, NumPy, Matplotlib, SciKitLearn, SimPy, Salabim, etc.

  • Experience with parallel/concurrent computation technologies and architectures

  • Experience with AWS Services, RDS, Lambda, SNS, SQS

  • Familiar with Infrastructure as Code and relevant technologies

  • Experience with Docker and/or Kubernetes or other relevant containerization technologies

  • Experience creating monitoring and metrics dashboards/alarms using tools such as DataDog, NewRelic, Cloudwatch

  • Understanding of authentication and security strategies and IoT architectures

  • Experience developing software in an aerospace environment

  • Experience with discrete event simulation, finite state machines, object-oriented design

  • The ability to obtain and maintain a Security Clearance may be required Learn more about the background check process for Security Clearances



To conform to U.S. Government international trade regulations, applicant must be a U.S. Citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State or U.S. Department of Commerce.

With 30+ years of proven spaceflight heritage, Sierra Space has provided more than 4,000 space systems, subsystems and components to customers worldwide, and participated in more than 500 missions to space, including to Mars. The company has technology in production and in development to enable space habitats for short- and long-duration space travel, a fleet of Dream Chaser spaceplanes, and the first free-flying commercial space station. Please visit www.sierraspace.com to learn more about Sierra Space, its business areas, capabilities, programs, products and services.

Estimated Starting Salary Range: $88,499.72 - $121,687.12

Sierra Space offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 8%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

As COVID-19 continues to significantly impact our employees, families and communities, we are taking action to address the increased risk and uncertainty COVID-19 and associated variants pose in the workplace. SNC is committed to supporting our employees while ensuring we continue to meet essential national security needs of our country.

With employee health and safety as our top priority, and as a federal contractor, SNC will continue to require COVID-19 vaccination status for all employees including new hires. In accordance with applicable requirements, all current and newly hired employees who are unvaccinated may be required to adhere to enhanced onsite safety protocols including weekly COVID-19 testing, face coverings, and social distancing.ย 

The status of applicable COVID-19 vaccination requirements are subject to change depending on applicable court orders and the course of ongoing litigation. Candidates may later be required to show proof of COVID-19 vaccination or have an approved exemption.ย 

At Sierra Space, our mission is to dream, innovate, inspire and empower the next generation to transform humanity through technology and imagination. As an Equal Opportunity Employer, we welcome our employees to bring their whole selves to their work. Sierra Space is committed to fostering an inclusive, accepting, and diverse environment free of discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Contributions to Sierra Space come in many shapes and styles, and we believe diversity in our workforce fosters new and greater ways to dream, innovate, and inspire.

Sierra Space logo
Sierra Space
United States, Broomfield, CO
Posted 2 months ago
Job offer closed
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