Systems Administrator - Senior

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit peraton.com to learn how we’re keeping people around the world safe and secure.About The RoleJoin Peraton's mission-critical team supporting secure, real-time data delivery across complex operational environments in direct support of our nation's warfighters. If you are driven by national security and energized by cutting-edge C 2I SR capabilities, sensor integration, and resilient data transport solutions, we invite you to join our team.We are seeking highly cleared professionals who excel at the intersection of advanced communications infrastructure, distributed systems, and mission assurance—where reliability, security, and performance are paramount.Specifically, we are looking for a TS/SCI cleared Systems Administrator - Senior to support this mission at Al Udeid Air Base, Doha, Qatar.ResponsibilitiesAs a Systems Administrator - Senior, you will provide technical and management leadership for all equipment and information support functions across the Task Order. Your responsibilities include:Serves as a lead technical expert in designing, implementing, and optimizing systems administration strategies for complex C2ISR Data Transport Infrastructure technological platforms,.Support of GLOBAL INFRASTRUCTURE Primary transport and dissemination systems including DDS, B1DDS, B2TR, B3IGSSupport of Cloud infrastructure including GC2, mC2, Joint Cloud with DAF CLOUDworksSupport of Operations and Management systems including ServiceNow, CDS, CAAPSupport of Network Infrastructure including RGEPs, IGEPs, MGEP, ground terminals and gatewaysSupport of Multiple network domains (e.g., Commercial, NIPR (CUI), SIPR, JWICS)Is COOP trained and leads the development and enforcement of integrated strategies for advanced network configuration management, robust performance monitoring, and strategic technological resource optimization across global platforms, leveraging Infrastructure as Code (IaC) principles.Implements, and oversees systematic monitoring protocols for all technological systems, network components, and user access management, integrating SIEM (Security Information and Event Management) platforms and automating alert responses for compliance, scalability, and efficiency.Manages comprehensive user access management frameworks for diverse environments, including single sign-on (SSO), federation services, certificate management (PKI), and advanced RBAC across Windows, Linux, and specialized C2ISR applications.Directs the coordination of ASIs and advanced troubleshooting efforts for critical system and network components, establishing problem management processes, leading root cause analysis for major incidents, and implementing proactive fixes (e.g., script-based auto-remediation).Provides expert guidance and recommendations on optimizing system configurations, hardening operating systems and applications (e.g., DISA STIGs), enhancing security posture, and improving overall operational efficiency of C2ISR global transport infrastructure through advanced scripting (e.g., Python, Go) and automation.Functions as a technical expert across multiple high-impact systems administration assignments, guiding junior and journeyman administrators, and contributing to strategic platform evolution and capacity planning for mission-critical services.Utilize the following Role Specific Tools: Operating system administration tools (Windows Admin Center, Linux shell utilities); virtualization platforms (VMware vSphere, Hyper V); Active Directory and LDAP; Service Desk ticketing systems (ServiceNow, Remedy); remote desktop support tools (Microsoft Remote Desktop, TeamViewer); backup and disaster recovery platforms (Veeam, Commvault); SIEM tools (Splunk, ArcSight, QRadar ); network monitoring tools (SolarWinds, Nagios, PRTG); configuration management databases (CMDB); documentation templates for compliance and reporting; endpoint security tools (McAfee, Symantec, CrowdStrike).Required QualificationsPrevious experience as a Systems Administrator or similar role supporting a DoD customer at the C CMD level;Minimum of 6 years’ experience with a BS /BA degree or 4 years’ experience with a MS/MA or 2 years’ experience with a PhD . or 10 years' experience w/o a degree or 8 years' experience with AS/AAA current, active DoD security c