Overview Stellar Solutions, a nationally recognized “Great Place To Work”, has exciting opportunities providing engineering solutions for innovative new-entrant space companies, established space systems manufacturers, commercial space operators, and other industry stakeholders across the national security space community.Stellar Solutions is seeking a Mission Modeling & Simulation Engineer to support advanced mission engineering and digital analysis efforts within SSIO. In this role, you will contribute to enterprise-level mission thread analysis, architecture assessments, and large-scale simulation activities supporting next-generation space and defense capabilities.This position offers the opportunity to work across mission engineering, digital engineering, modeling & simulation, and systems analysis efforts supporting highly visible national security space programs. The selected candidate will collaborate with government customers, SETA/FFRDC organizations, and industry partners to support mission analysis activities that inform operational risk, architecture trade studies, and future capability decisions.Role/Responsibilities/Qualifications In this role, you will:Develop and execute mission-level modeling and simulation analyses supporting space and ground mission architecturesSupport mission thread analysis, architecture evaluations, and system-level trade studiesAnalyze simulation outputs and communicate technical findings to program leadership and government stakeholdersSupport technical interchange meetings, customer briefings, mission analysis reviews, and demonstrations to government stakeholdersCollaborate with government, SETA, FFRDC, and contractor teams supporting enterprise mission engineering initiativesAssist with development of scalable cloud-based simulation and analysis workflowsSupport development of reusable modeling, simulation, and analysis frameworksContribute to identification and assessment of mission risks, issues, and gaps (RIG)Develop high-fidelity simulation software and analysis tools for a diverse range of complex systems and validate these models against real-world dataPerform code review for peers and provide technical feedback and suggestions to other engineering teams to drive platform improvementRequired Qualifications:Bachelor's degree in Aerospace Engineering, Systems Engineering, Electrical Engineering, Physics, Mathematics, Computer Science, or related technical discipline3–7 years of experience in modeling & simulation, systems engineering, mission analysis, mission engineering, or digital engineeringExperience supporting space, missile defense, OPIR, SDA, BMC3, or related national security space programsExperience with one or more technical tools/languages such as MATLAB, Python, , or similar modeling and analysis environmentsStrong analytical and problem-solving skillsStrong data analysis skills working with large datasetsAbility to communicate technical concepts effectively to both technical and non-technical audiencesExperience working in collaborative, multi-organization technical environmentsExperience supporting customer briefings or technical presentations Experience supporting mission engineering or enterprise architecture analysis effortsActive TS/SCI clearance or ability to obtain and maintain onePreferred Qualifications:Familiarity with MBSE and digital engineering methodologiesExperience with cloud-based simulation or distributed analysis environmentsKnowledge of space mission architectures, constellation analysis, or missile warning/tracking systemsExperience supporting SSC, Space Force, SDA, or related defense organizationsCompensation:The typical salary pay range for this position is USD $120,000 – $150,000 annually. Several factors are considered when extending an offer, including but not limited to, the role responsibilities, candidate's work experience, education/training, key skills, internal peer equity, as well as market and business considerations.In addition to base salary, this position is eligible for a discretionary annual performance bonus, participation in our profit sharing/retirement plan (PSP), and a comprehensive benefits package.Deliverable(s) You will be part of a highly collaborative team supporting mission-critical national security space initiatives at the forefront of mission engineering and digital transformation. This role provides the opportunity to contribute to enterprise-scale modeling and simulation efforts that directly influence future operational capabilities and strategic mission decisions.#J-18808-Ljbffr