Systems Engineer

MANTECH seeks a highly motivated, career and customer\-oriented **Systems Engineer (L4\)** to join our Intelligent Engineering Practice. This is a remote position where you will lead the Model\-Based Systems Engineering (MBSE) approach to developing systems models for a cutting\-edge Proliferated Low Earth Orbit (PLEO) global communications network. **Responsibilities include but are not limited to:** * Designing, developing, and implementing complex, modular, and extensible representations of satellite communications (SATCOM) architectures using Cameo. * Leading the derivation of intermediate logical layers using "middle\-out" inference techniques to identify innovative solutions based on high\-level technical data. * Architecting multi\-domain models capturing space, ground, and user segments while ensuring end\-to\-end API connectivity for the System’s Pathway Portal. * Generating and maintaining systems software engineering policies and procedures for configuration control and version history using Teamwork Cloud (TWC). * Ensuring system models are successfully implemented to guarantee compatibility with USSF workflows and DoW digital thread environments. * Communicating complex concepts to stakeholders and influencing teams to adopt advanced MBSE methodologies. * Working with all stakeholders to ensure complete and functioning systems that meet all requirements and technical standards. **Minimum Qualifications:** * Bachelor’s degree in Systems Engineering, Aerospace Engineering, Electrical Engineering, Computer Engineering, or a related technical field. * 7\+ years of relevant systems engineering experience in defense or aerospace environments. * Advanced proficiency in Cameo Systems Modeler and SysML (1\.6 or v2 equivalent). * Demonstrated experience developing model\-based architectures for SATCOM, space systems, or complex defense platforms. * Hands\-on experience modeling application programming interfaces (API) or system interfaces within digital workflows. * Proven ability to work independently, solving complex problems with specialized depth and minimal guidance. **Preferred Qualifications:** * Active OCSMP (OMG\-Certified Systems Modeling Professional) or similar MBSE credentials. * Deep understanding of Multi\-Orbit/Multi\-Band (MOMB) mission planning or hybrid\-space architectures. * Familiarity with modeling complex telecommunications standards, such as Lifecycle Service Orchestration (LSO). * Self\-starter with excellent people skills who can drive change and technical excellence throughout an organization. **Clearance Requirements:** * Must be able to obtain and maintain a DoD TS/SCI clearance **Physical Requirements:** * Must be able to remain in a stationary position 50% of the time. * Frequently communicates with co\-workers, management, and customers, which may involve delivering high\-level technical presentations to executive stakeholders. Frequently communicates with co\-workers, management, and customers, which may involve delivering presentations. * Must be able to exchange accurate information in these situations.