LMI is seeking a Senior Front-End Software Developer to support the development of user interfaces and visualization capabilities for LMI’s Modeling, Simulation, Prototyping, Wargaming, & Analysis platform, RAPTR. This role focuses on enabling analysts, data scientists, and decision-makers to interact with, explore, and understand complex analytical outputs related to future space architectures.

You will design and implement intuitive, high-performance interfaces that transform modeling and simulation results into clear, actionable insights. This role also supports the potential evolution of these capabilities into a standalone analytical tool, requiring a strong understanding of scalable, modular front-end architecture.

This position is ideal for a developer who enjoys working at the intersection of data visualization, user experience, and analytical workflows, and who can translate complex data into meaningful user interactions.

On-site or local support in Colorado Springs is preferred; remote options may be available for the ideal candidate.

LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.

Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.

Required Qualifications

Preferred Qualifications

Security Clearance Requirements

Candidate must be eligible to obtain a TS/SCI clearance and willingness to obtain a CI Poly. Candidates with an active TS/SCI or TS with SCI eligibility will be given preference.

Target salary range: $101,144 - $174,591

Disclaimer: The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.

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Applicants must meet eligibility requirements for a U.S. Government security clearance. Only US Citizens are eligible for a security clearance. For this position, LMI will only consider applicants with security clearances or applicants who are eligible for security clearances, due to the nature of the work.