Windows System Engineer

We are seeking a Systems Engineer with strong Windows Server and Citrix administration experience to join a mission-critical program supporting a federal intelligence customer. This position is fully onsite and offers the opportunity to directly impact national security operations by ensuring the reliability, security, and performance of advanced geospatial and cloud-based systems. We are looking for a self-starter who thrives in complex technical environments, brings expertise in Windows system administration, and has hands-on experience with Citrix in enterprise or government settings. Key Responsibilities - Take a leadership role in driving system changes, enhancements, and long-term improvements. - Work closely with government and contractor stakeholders to troubleshoot and resolve complex incidents (INCs). - Proactively recommend and implement configuration changes to enhance performance, scalability, and reliability. - Deploy security patches, hotfixes, and updates across test and production environments. - Maintain and update critical system databases with new data and configuration details. - Develop, document, and update operational and security SOPs, troubleshooting guides, and technical diagrams. - Ensure stability of mission-critical systems through monitoring, incident response, and remediation activities. Required Qualifications - Bachelor’s degree in Information Systems, IT, Computer Science, or related discipline. - Active Top Secret clearance with the ability to obtain SCI post-hire. - DoD 8570 Certification (Security+ or higher). - Strong experience with Microsoft Windows Server and Windows administration. - Hands-on experience with Citrix administration. - Familiarity with cloud, SOA, and virtualization environments. - Experience with AWS technologies (EC2, S3 Buckets, Reserved Instances, etc.). - Knowledge of systems engineering and sustainment best practices. - Proficiency with Git/GitLab or other version control systems. - Strong documentation skills including VDDs, diagrams, SOPs. - Familiarity with collaboration tools such as Jira and Confluence. Preferred Qualifications - Prior experience supporting geospatial products or programs. - Citrix certifications. - AWS certifications (Solutions Architect, Developer, DevOps Engineer, etc.). - SAFe Agile certification.