Systems Engineer & Technical Advisor - TS Clearance Required

Overview We are seeking a Systems Engineer & Technical Advisor to provide strategic technical leadership and mission-driven analysis for space and multi-domain defense systems within a secure, customer-integrated operational environment. The role integrates systems engineering expertise with executive-level technical advisory to enable senior decision-makers to understand complex trade spaces and make informed decisions. 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. This position requires an active TS clearance with the ability to gain SCI and SAP access. Responsibilities Lead systems engineering and analytic efforts for space and multi-domain defense systems, including concepts, architectures, performance trades, and related design options. Define, plan, and manage analyses with national laboratories, universities, and industry partners to inform integrated space architecture recommendations and overarching design choices. Distill complex technical challenges and results into clear trades and recommendations that directly support senior-level architecture and investment decisions. Develop and present technical briefings to non-technical senior leadership, communicating architecture options, trade spaces, and implications for future force structure. Support customer stakeholder engagements as a trusted technical advisor (working groups, technical interchange meetings, senior reviews) focused on architecture and capability outcomes. Integrate modeling, simulation, test data, and operational perspectives into coherent system- and architecture-level assessments. Support long-term technical roadmaps and strategies for space and multi-domain defense architectures aligned with Force Design objectives. Qualifications Required Bachelor’s degree in engineering, physics, mathematics, or related technical field. 10+ years of relevant experience in systems engineering, space systems, missile systems, or related missions. Proven ability to independently scope, execute, and document technical analyses. Demonstrated ability to brief complex technical topics to non-technical senior leadership, particularly in an architecture and force-planning context. Strong written and verbal communication skills. Experience working directly with government or DoD customers in a customer-facing technical advisory role. Ability to obtain and maintain TS/SCI and SAP clearances. Preferred 15+ years of relevant experience in space systems, missile systems, rockets/launch vehicles, hypersonic systems, or related threat/defense systems. Experience leading multi-organization analysis efforts with national labs, FFRDCs, universities, and industry that support architecture or Force Design development. Demonstrated ability to frame and communicate complex performance/risk/schedule/cost trades for senior decision-makers. Existing SAP clearances and recent work in SAP or compartmented environments. Post Graduate degree in a relevant technical discipline. Clearance Active TS clearance with the ability to gain SCI and SAP access. Work is primarily conducted in a secure, onsite customer environment. Target salary range: $135,000 - $232,000 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. #J-18808-Ljbffr