Software Engineer III - Flight Software (Clearance Required)

Sierra Space•Louisville, CO

About The Position

Sierra Space is hiring a Software Engineer III to design, develop, and test software applications for space systems and technologies. The role requires advanced software development knowledge and expertise in one or more programming languages. The engineer will design and architect complex software systems, write clean and maintainable code that follows best practices, and collaborate with teammates to understand project requirements and develop effective solutions. The position uses version control systems such as Git, includes participation in code reviews, and involves troubleshooting software issues and documenting configurations, processes, and procedures. The engineer is expected to stay current with software development and space technology trends, mentor and guide other engineers, and provide technical leadership and support. An active Top Secret U.S. security clearance with SCI eligibility is required, as is U.S. citizenship.

Requirements

Bachelor's degree in a related field, or equivalent work experience in lieu of a degree; alternatively, a master's degree plus 3 years of experience.
Typically, 5 or more years of related experience.
Expertise in one or more programming languages and an advanced understanding of software development principles.
Ability to design and architect complex software systems.
Experience with software development methodologies such as Agile and Scrum/Kanban.
Strong problem-solving skills.
Ability to mentor and guide other engineers.
Active Top Secret U.S. security clearance with SCI eligibility.
U.S. citizenship is required for the active security clearance.

Nice To Haves

Experience with kernel-level programming.
Proficiency in Python, C++, Java, and their ecosystems.
Familiarity with Bash or PowerShell and automation tools such as Ansible, Puppet, or Chef.
Experience with Agile or Scrum/Kanban methodologies and tools such as JIRA, Confluence, or Jenkins.
Strong analytical skills, including performance profiling and debugging complex systems.
Excellent communication and teamwork skills, and experience with collaborative tools such as GitHub, GitLab, or Bitbucket.
Familiarity with development ceremonies such as daily standups, backlog grooming, work planning, task estimation, and retrospectives.
Knowledge of database management systems such as MySQL, PostgreSQL, or MongoDB.
Experience with cloud platforms such as AWS, Azure, or Google Cloud and cloud-native development.
Familiarity with Docker and Kubernetes.
Understanding of network protocols, security principles, and secure coding practices.
Ability to write and maintain technical documentation.
Experience with CI/CD pipelines and automated testing.
Knowledge of and experience implementing software design patterns.
Familiarity with SysML or UML for creating software designs.
Experience utilizing and setting up static analysis tools.

Responsibilities

Design, develop, and test software applications for space systems and technologies.
Write clean, maintainable code that follows best practices and coding standards.
Architect and implement complex software systems to meet project requirements.
Collaborate with team members to understand project needs and develop effective software solutions.
Use version control systems such as Git to manage code changes and collaborate.
Participate in code reviews to ensure code quality and compliance with development standards.
Troubleshoot and resolve software-related issues in a timely manner.
Document software configurations, processes, and procedures.
Stay current with industry trends and advancements in software development and space technologies.
Mentor and guide other engineers, providing technical leadership and support.