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# Ontologist - Expert System Integrator - TS/SCI Clearance Required

- **Company:** Core-CSI LLC
- **Location:** Springfield, VA, United States
- **Salary:** $100,000.0 - $180,000.0
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Systems Engineering, Collaborative Software, Computer Programming, Customer Data Management, Data Integration, Expert Systems, Geospatial Intelligence, Design of User Interfaces, Information Sciences, Systems Development Life Cycle, Cloud Services, Systems Integration, Information Technology, Atlassian Tools
- **Published:** September 7, 2026
- **Apply:** https://www.careerjet.com/jobad/us6a96d94612447f4cc1230a39ae95e7a3

## About the Role

while managing competing priorities and tight deadlines.*Collaborate across Government and multiple contractor organizations in a complex, multifaceted development environment.Required Qualifications*Bachelor's degree or higher in Systems Engineering or a related technical or scientific field, including engineering, physics, mathematics, operations research, engineering management, computer science, information technology, management information systems, ontologies, or a related STEM discipline; or 18+ years of relevant experience as a Systems Integrator.*18+ years of relevant experience in Government or industry, including experience in areas such as:oDoD/IC acquisition processesoRequirements processesoNGA production and disseminationoIC TCPED*Expert-level systems integration or systems engineering experience in Government or industry.*TS/SCI clearance adjudication or the ability to obtain SCI and successfully pass a polygraph.*Demonstrated ability to work effectively in
Government and multi-contractor environments.*Strong communication, collaboration, analytical, and problem-solving skills.*Ability to operate independently and lead technical teams in a deadline-driven environment.Desired Qualifications*Expert-level proficiency with Basic Formal Ontology (BFO) frameworks and demonstrated experience implementing Common Core Ontologies (CCO).*Working knowledge of Model-Based Systems Engineering (MBSE) processes, tools, and languages.*Working knowledge of software development frameworks and methodologies.*Demonstrated experience working in the field of Geospatial Intelligence (GEOINT).*Working knowledge of photogrammetry, remote sensing, image science, and information science.*Experience with Agile development methodologies and tools, including JIRA and Confluence.*Experience developing, governing, and maintaining ontology frameworks in complex enterprise environments.*Experience integrating data, systems, services, and capabilities across Government
mission environments.EEO StatementWe are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, marital status, family status, pregnancy, or other legally protected status (collectively, "protected statuses"). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.Job Posted by ApplicantPro

## Description

translate complex mission and customer needs into integrated products and capabilities while developing practical trade-space options that support efficient planning, programming, budgeting, and execution.This is an opportunity for a highly experienced technical professional to work across Government, industry, and multi-contractor environments while helping shape the ontology frameworks and integrated capabilities supporting Foundation GEOINT and related mission functions.Key Responsibilities*Provide expert advice to the Government regarding vision, strategy, plans, needs, requirements, processes, and capability development.*Lead and oversee systems integration activities across the NSG/ASG systems-of-systems enterprise.*Conduct solution assessments, scheduling analyses, and integration activities across IPO product lines and supporting services to enable mission functions.*Translate mission and customer requirements into products, services, and capabilities that support optimized
solutions.*Partner with Product Managers on backlog grooming, feature prioritization, and roadmap sequencing.*Plan, capture, analyze, and trace user requirements and architecture relationships throughout the system development life cycle.*Identify opportunities to automate or improve existing systems, workflows, processes, and capabilities.*Evaluate cloud service capabilities, workflows, scheduling constraints, and limitations to identify opportunities for mission and operational improvements.*Provide subject matter expertise in interpreting and implementing customer data requirements.*Collaborate effectively with IPOs, the Chief Data Officer (CDO), and other CIOT capability providers to advance Content Conveyance objectives.*Support Analysis of Alternatives (AoAs), Courses of Action (CoAs), trade studies, engineering assessments, and other technical decision-support activities.*Lead technical teams in the design, implementation, and governance of ontology processes and frameworks that
guide the creation, management, evolution, and use of Foundation GEOINT in accordance with organizational requirements.*Provide expert-level systems integration and systems engineering support across planning, implementation, testing, documentation, and sustainment activities.*Assist the Government with strategic technical planning, project management, performance engineering, risk management, and interface design.*Provide end-to-end support across the system development life cycle using established processes, methodologies, and tools.*Develop technical approaches that shorten the timeline for adopting, integrating, and appropriately exposing new source and supplier products and services.*Develop and evaluate trade-space options to support efficient planning, programming, budgeting, and execution cycles.*Maintain and track Agile schedules using appropriate project management and collaboration tools, such as JIRA and Confluence.*Work effectively both independently and as a technical leader


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