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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - **Company:** Sierra Space - **Location:** Louisville, CO, United States - **Experience:** Expert - **Salary:** $43,680.0 - $60,320.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Agile Methodology, Artificial Intelligence, Amazon Web Services, Confluence, JIRA, Automation of Tests, Microsoft Azure, Bash Shell, Cloud Computing, Static Program Analysis, Profiling, Code Review, Collaborative Software, Databases, Continuous Integration, Software Debugging, Software Design Patterns, Github, PostgreSQL, MongoDB, MySQL, Network Protocols, Windows PowerShell, Scrum Methodology, Ansible, Secure Coding, Systems Modeling Language, UML, Scripting, Google Cloud, Gitlab, Containerization, Kubernetes, Information Technology, Computer-augmented Design and Manufacturing, Bitbucket, Puppet, Software Version Control, Docker, Jenkins - **Published:** October 29, 2026 - **Apply:** https://www.builtincolorado.com/job/software-engineer-iii-flight-software-clearance-required/11944065?handler=ApplyRedirect ## About the Role * Requires bachelor's degree in a related field (or equivalent work experience in lieu of degree or master's +3 yrs experience). * Typically, 5+ years of related experience. * Expertise in one to multiple programming languages and advanced understanding of software development principles. * Ability to design and architect complex software systems. * Experience with different software development methodologies such as Agile and Scrum/Kanban. * Strong problem-solving skills. * Ability to mentor and guide other engineers. * An active Top Secret with SCI eligibility U.S. Security Clearance is required. Preferred Qualifications: * Experience with kernel-level programming. * Proficiency in programming languages (Python, C++, Java) and their ecosystems. * Familiarity with scripting languages (Bash, PowerShell) and automation tools (Ansible, Puppet, Chef). * Experience with Agile or Scrum/Kanban methodologies and tools (JIRA, Confluence, Jenkins). * Strong analytical skills, performance profiling, and debugging complex systems. * Excellent communication and teamwork skills, and efficient with collaborative tools (GitHub, GitLab, Bitbucket) and development ceremonies (daily standup, backlog grooming, work planning, task estimation, retrospectives, etc.). * Knowledge of database management systems (MySQL, PostgreSQL, MongoDB). * Experience with cloud platforms (AWS, Azure, Google Cloud) and cloud-native development. * Familiarity with containerization (Docker) and orchestration (Kubernetes). * Understanding of network protocols, security principles, and secure coding practices. * Ability to write and maintain technical documentation. * Strong problem-solving skills and experience with CI/CD pipelines and automated testing. * Experience with continuous integration and automated test. * Knowledge of and experience implementing Software Design Patterns. * Familiarity with SysML/UML to create software designs. * Experience utilizing and setting up static analysis tools. ## Description Manages inventory records, logistics, receiving, stocking, distribution, audits, and cycle counts using MRP systems and inventory databases. Resolves discrepancies, prepares shipping and receiving documentation, operates forklifts, and supports safe material handling. The role requires communication, attention to detail, computer proficiency, and collaboration across departments while identifying and implementing inventory process improvements. Top Skills: Inventory Management DatabasesMS OfficeMrp Systems Sierra Space, Design, architect, develop, test, and troubleshoot complex flight software for space systems. Write maintainable code, participate in code reviews, document software processes, and use version control. Provide technical leadership and mentorship while making high-level design decisions affecting program cost, schedule, and performance. Work with spacecraft flight software, embedded systems, networking, messaging, and software-in-the-loop and hardware-in-the-loop testing. Top Skills: C++C2MsCcsdsGitHardware-In-The-LoopLinuxOpen Mission SystemsPub/Sub MessagingSoftware-In-The-LoopSvnSysmlTcpUdpUmlUniversal C2 Interface Sierra Space, Leads manufacturing engineering teams and operational excellence initiatives across production operations. Oversees lean and Six Sigma process improvements, automation, CAD/CAM, MES, quality compliance, capital investments, budgets, and cost reduction projects. Partners with operations, quality, and supply chain teams to implement manufacturing solutions, improve efficiency and product quality, and meet production targets. Develops engineering talent and drives continuous improvement and technological transformation. Top Skills: As9100Cad/CamIndustry 4.0Iso 9001Manufacturing Execution Systems (Mes)Production AutomationSix Sigma What you need to know about the Colorado Tech Scene With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation. Key Facts About Colorado Tech * Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey) * Major Tech Employers: Lockheed Martin, Century Link, Comcast, BAE Systems, Level 3 * Key Industries: Software, artificial intelligence, aerospace, e-commerce, fintech, healthtech * Funding Landscape: $4.9 billion in VC funding in 2024 (Pitchbook) * Notable Investors: Access Venture Partners, Ridgeline Ventures, Techstars, Blackhorn Ventures * Research Centers and Universities: Colorado School of Mines, University of Colorado Boulder, University of Denver, Colorado State University, Mesa Laboratory, Space Science Institute, National Center for Atmospheric Research, National Renewable Energy Laboratory, Gottlieb Institute