LMI is seeking a Senior Full-Stack Software Developer to support the United States Space Force (USSF) Space Systems Command (SSC) at our office in Colorado Springs, CO.

A successful Senior Full-Stack Software Developer will have a deep expertise in front-end and back-end development, modern cloud-based architectures, and best practices for building scalable, high-performance applications. This role requires strong technical leadership, problem-solving skills, and the ability to work in a fast-paced, agile environment.

LMI is a consultancy dedicated to powering a future-ready, high-performing government, drawing from expertise in digital and analytic solutions, logistics, and management advisory services. We deliver integrated capabilities that incorporate emerging technologies and are tailored to customers’ unique mission needs, backed by objective research and data analysis. Founded in 1961 to help the Department of Defense resolve complex logistics management challenges, LMI continues to enable growth and transformation, enhance operational readiness and resiliency, and ensure mission success for federal civilian and defense agencies.

Responsibilities

• Design, develop, and maintain robust, scalable, and secure full-stack web applications.
• Architect and implement front-end solutions using modern JavaScript frameworks.
• Develop and optimize back-end services, APIs, and microservices.
• Design and manage relational and NoSQL databases, ensuring high performance and scalability.
• Lead software development best practices, including code reviews, CI/CD pipelines, and test automation.
• Implement cloud-based solutions and infrastructure (AWS, Azure, GCP) and deploy applications in containerized environments using Docker and Kubernetes.
• Troubleshoot, debug, and optimize applications for performance and reliability.
• Collaborate with cross-functional teams, including UX/UI designers, product managers, and DevOps engineers.
• Mentor and provide technical guidance to junior developers.

Required:

• Minimum 8 years of experience in full-stack software development.
• Proficiency in front-end technologies such as JavaScript, TypeScript, HTML, CSS, React, Angular, or Vue.js.
• Strong back-end development skills with Node.js, Python, Java, C#, or .NET.
• Experience with database design and optimization using MongoDB, PostgreSQL, or MySQL.
• Expertise in building and consuming RESTful APIs.
• Strong understanding of software architecture, design patterns, and scalable system design.
• Experience with Agile methodologies and tools such as Jira, Git, and Confluence.
• Excellent oral and written communication skills, organizational skills, and problem-solving skills. 
• Ability to obtain and maintain a government Top Secret security clearance, for which one must be a US citizen. 

Desired:

• 10+ years of experience in full-stack software development.
• Background in orbital mechanics, space situational awareness, space based environmental monitoring, or space control.
• Hands-on experience with cloud platforms: AWS, Azure, or Google Cloud.
• Strong understanding of DevOps practices, including CI/CD pipelines, Docker, and Kubernetes.
• Experience with STK, SOAP, AFSIM, or other space analytical tools.
• Contributions to open-source projects or active participation in developer communities.
• Certifications in AWS, Azure, or other relevant technologies.
• Active TS/SCI security clearance.

Target salary range: $104040 - $183600. Final compensation will be determined by a variety of factors including but not limited to your skills, experience, education, and/or certifications.