VTG is seeking a talented and experienced Systems Engineer (ISSE) to join our dynamic and innovative team in Chantilly, VA. The role involves working closely with other teams, including network engineers, data scientists, and government personnel. The Systems Engineer will be responsible for the execution of tasks, implementation, documentation, and configuration of a standalone HPC system, as well as obtaining A&A accreditation. Additionally, the engineer will create visualization specifications for system monitoring and metrics, document necessary artifacts such as the Configuration Management Plan, Data Management Plan, and CONOPS, and advise the Sponsor on the development of System Security Plans. The position also includes monitoring and updating the status of systems in the assessment queue and coordinating technical security assessments to identify vulnerabilities and recommend mitigation strategies.