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Systems Administrator (Windows and Linux) - TS/SCI w/ Poly

Company: General Dynamics Information Technology
Location: Chantilly
Posted on: May 2, 2021

Job Description:

**Type of Requisition:** Regular**Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph**Job Family:** Systems Administration**Job Responsibilities & Duties:**System Administrative Advisory 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 requiredQualifications+ BA/BS (or equivalent experience)+ 5+ years of related systems administration experience+ TS/SCI with Polygraph is required.+ 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 in a Windows or Linux environment+ Windows 10, Server 2012, Server 2016+ Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet Explorer, Firefox+ Linux Operating system as a server or desktop (RHEL 6/7/8, CentOS 6/7/Stream, Scientific Linux 6/7, Fedora)+ Understanding of Samba and NFS file sharing protocols+ Understanding of ServiceNow, NETS or other ticketing process+ ITIL v3 or higherThe 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+ Linux scripting (Python, Perl, Ruby, Bash)+ Gnome and KDE desktop environments+ Puppet or Ansible experience+ Linux Kickstart+ Red Hat Satellite or Foreman/Katello+ Dell/EMC Isilon and Netapp storage appliances+ Experience with monitoring tools like SCOM, Zabbix or Nagios+ DoD STIG hardening+ Containerization (Docker, Podman)+ Cloud environments (AWS, Azure, Google Cloud)\#SEAIHS\#ExternalReferralWe 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.

Keywords: General Dynamics Information Technology, Chantilly , Systems Administrator (Windows and Linux) - TS/SCI w/ Poly, IT / Software / Systems , Chantilly, Virginia

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