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System Administrator (Linux, Python)

Position Description:

  • Assume responsibility for the maintenance, upgrades, monitoring, troubleshooting and problem diagnosis / resolution for all lab IT hardware and operating systems (e.g., UNIX (Sun Solaris), Linux, and Microsoft Windows 2000, and Windows NT)
  • Assume responsibility for accessing the scope and requirements of each developer request scheduled for the lab and assuring technical support for those requirements
  • Assume responsibility for providing a clear understanding of how each request for hardware and software requirements shall be supported by the contractor’s System Administrator (SA) Team
  • Provide technical recommendations to the DNT management and support team in maintaining the DNT lab IT architecture to mirror and keep current with all Agency IT networks structures
  • Lead systems administration for hardware and software support for all DNT developer requests, and new IT prototypes being hosted in the lab (large and small scale)
  • Assume responsibility for configuration and maintenance of lab assets built on Microsoft Windows, Sun Solaris, and Linux operating systems
  • Conduct informal training in order to provide knowledge transfer to all SA Team and eliminate single points of failure of task/function
  • Must Be a Self-starter with a background in VMWare, Hardware, Networking, Unix/Linux systems administration and configuration.

Technical Skills Required:

  • Perform Linux administration for modern flavors of Linux (mainly CentOS)
  • Create and harden custom linux images
  • Support NIS/LDAP authentication environments
  • DNS, DHCP, NFS, automounting and other Linux server support
  • Patching and remediation of Linux systems
  • Management and operation of VMware vSphere suite of products
  • Netapp configuration and administration
  • vSphere VM creation, backup, restoration and upgrades
  • vSphere/ESXi patching and maintenance
  • Syslog server configuration and maintenance
  • Configure TLS on web servers and applications
  • Install and configure server certificates and PKI authentication
  • Integrate, install, configure, upgrade, compile all type of COTS/GOTS software
  • Troubleshoot and resolve complex problems
  • Make recommendations for purchases
  • Develop and implement enterprise backup/recover strategies
  • Configure and maintain seamless NFS/CIFS access to home directories and shares

Special Technical Skills Desired:

  • Prefer security+
  • Hardening Linux systems
  • Nessus scans and remediation
  • PKI and TLS
  • Bash, Perl or python scripting
  • Active Directory – Windows Server 2003/2008
  • McAfee EPO
  • FOSS monitoring and metrics tool suites
  • Net Backup and NetApp SMVI backup
  • Cisco UCS platforms
  • Solid troubleshooting skills and attention to detail
  • Patching, backups, software installation and maintenance

Minimum Experience Required:

  • Minimum ten (10) years experience in systems administration of hardware and software in support of developing and testing of SIGINT Information Technology systems
  • Experience with external network communications
  • Proficiency in working with applicable network devices to include repeaters, bridges, routers, gateways, and hubs
  • Minimum seven (7) years combined experience in administration of Microsoft Windows, Microsoft Windows NT, Unix, and Linux operating systems
  • Minimum seven (7) years experience with computer networking protocols including, but not limited to TCP, IP, UDP, HTTP, DHCP, and DNS
  • Minimum five (5) years combined experience supporting Java development activities, including applets, Java Server Pages, and J2EE frameworks such as Hibernate, Spring, Struts or Java Server Faces (JSF)
  • Minimum five (5) years combined experience supporting C and C++ development activities
  • Minimum five (5) years experience with integrated processing environments such as a Storage Area Network
  • Minimum two (2) years combined experience supporting HTML, XML, and WEB-based Graphical User Interface/portal development activities
  • Minimum two (2) years experience in PERL and writing scripts
  • Experience in developing and delivering briefings, technical presentations, and program documentation to senior program management

TS/SCI w Polygraph required.

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