Company Description Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide. Job Description **This position is contingent upon contract award** SOSi is seeking a Senior Ontology Expert/Project Manager to support mission requirements for a structured approach to further develop, integrate, and sustain a scalable, federated data ecosystem that enhances interoperability, governance, and mission-driven analytics for a DoD customer. The primary objective of the program is to bridge the operational gaps between DoD, IC, interagency, and non-traditional international partners to enable real-time information sharing, dynamic data integration, and mission-tailored analytical capabilities. Essential Job Duties: • Oversee task execution, ensuring that all ontology development, machine learning governance, and metadata management initiatives align with mission requirements. • Manage project timelines, resource allocation, and deliverable tracking, ensuring compliance with sprint objectives and stakeholder expectations. • Facilitate interagency coordination, ensuring that knowledge representation efforts align with DoD data-sharing agreements and governance frameworks. • Submit the Project Execution & Status Report detailing progress against milestones, risk assessments, and coordination activities. Qualifications Minimum Requirements • Active TS/SCI clearance. • Master’s degree or higher (e.g., Ph.D.) in Systems Engineering, Project Management, Computer Science, Information Technology, Business Administration, Engineering Management, or a closely related field; • or a minimum of 11+ years of experience managing complex technical projects, particularly in ontology development, strong background in SysEngOps, DevSecOps, version control systems, and CI/CD pipelines. • Knowledge and capability to deliver project deliverables in the DoD ontology domain: • Skilled at complex technical projects, particularly in ontology development, knowledge graph integration, or supporting DoD geospatial and all-source analysis. • Proficient in SysEngOps, DevSecOps, version control systems, and CI/CD pipelines. • Experience with Project Management Professional (PMP), Certified Scrum Master (CSM), and Certified Systems Engineering Professional (CSEP) processes. • Certifications such as Project Management Professional (PMP), Certified Scrum Master (CSM), Certified Systems Engineering Professional (CSEP). • Skilled in Python, R, SQL/NoSQL, PostgreSQL, ESRI (ArcGIS/ArcPy). Additional Information Work Environment • Normal office conditions. Working at SOSi All interested individuals will receive consideration and will not be discriminated against for any reason.