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.