Travel Required: None Requisition Type: Regular Primary responsibilities include providing Tier 2 support of maintaining multiple large Enterprise environment that spans CONUS and OCONUS boundaries. The supporting infrastructure includes multiple Microsoft based networks spanning multiple security enclaves within a hybrid (Windows & RHEL) environments. Job Responsibilities & Duties: System Administrative duties to include management of Windows and Linux workstations on EVDI and physical Troubleshooting application functionality, crash and performance Investigate user performance and work with external teams to improve user experience Assist customers with Tier 2 incident resolution for Linux and windows applications. Provide remote end user desktop support Identifies, analyzes, and resolves system incidents with both short-term workarounds and long-term solutions. Responds to escalated service desk/team requests. Communicate effectively (in oral and written form) with a variety of individuals; work well within small and large team environments. Willingness to provide initial triage, response, and notifications for incidents Participates in special projects as required. Qualifications Bachelors Degree in Computer Science, Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience. 5+ years of related systems administration experience TS/SCI Required Polygraph Required (will have the ability to be adjudicated for a polygraph before starting). Candidate must possess an appropriate and current DoD Information Assurance (IA) Certification to be considered for employment; either valid CompTIA Security+ CE, Systems Security Certified Practitioner (SSCP) or Cisco Certified Network Associate (CCNA)-Security. CompTIA Security+ CE Certification is the preferred certification. In addition, candidate must attain the required DoD 8570 Computing Environment (CE) Training within six (6) months of Hire Date. Successful candidates are expected to have related experience and knowledge/understanding of: Active Directory Administration DNS, DHCP, DFS, LDAP Windows 10, Server 2012, Server 2016, Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet Explorer Linux Operating system Understanding of ServiceNow, NETS or other ticketing process ITIL v3 or higher The following knowledge/skill set is not required but is a plus: Microsoft System Center Configuration Manager PowerShell Virtualization Environments (VMware, Citrix) Profile management utilizing the VMware User Experience Management (UEM) toolset Microsoft Exchange Telephone/Video support Networking Familiarity with site specific customer and mission #GDITPriority This position requires being fully vaccinated against COVID-19 by January 18, 2022 or the start date, if after January 18. Individuals who work in or reside in Texas or Montana or work outside of the United States may be excluded from this requirement. We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done. GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.