Windows System Administrator

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    about 1 year ago

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DISYS has an immediate opportunity available for a Windows System Administrator with enterprise level expertise for our premier aerospace customer. The ideal candidate is familiar with implementation and best practices for managing enterprise Windows systems in a classified environment, system security hardening and can implement system management methods to ensure the successful accreditation and sustainment of classified networks and systems.
The Windows Systems Administrator will:

  • Provide solutions to a variety of technical problems of moderate scope and complexity
  • Assist with the implementation of established security requirements
  • Implement safeguards to protect information against accidental or unauthorized modification, destruction or disclosure to meet emergency data processing needs
  • Monitor information security reports and implement established security measures
  • Assist with installation of patches, modifying security files, control files and data access and corrects errors
  • Follow established procedures in the management of user system access to meet security requirements
  • Assist with the implementation of hardware and software security measures for transmission and storage of information
  • Perform system monitoring using approved tools and processes to validate system health
  • Perform backup and restore procedures to ensure system and data availability
  • Participate in the design of the delivery system to meet customer requirements
  • Assist in the system integration, hardware and software installation, configuration and disposition of servers and workstations to support the architecture
  • Assist in the validation of end-to-end system functionality through unit and integration testing
  • Collect, maintain and report IT infrastructure information across distributed systems and multiple support groups
  • Update system baseline information that describes computing systems and networks including all hardware and software components
  • Assist in implementing system changes by using standardized methods and procedures for efficient and prompt handling of all changes to improve day-to-day operations
  • Perform problem resolution as appropriate by using applicable computing processes. Assists others in complex problem resolution for delivery systems
  • Document resolutions/analyses according to support procedures
  • Other duties as assigned


  • 10+ years' experience Windows server administration in a classified enterprise environment
  • Makes use of and applies job practices, techniques, standards, principles, theories, and concepts
  • Networking, server sizing and server capacity planning, security hardening, and installation
  • Disaster Recovery and Business Continuity concepts
  • Database, web server, enterprise backup software administration
  • Backup systems and capacity planning
  • Maintaining Active Directory
  • Administration and troubleshooting of Citrix Infrastructure
  • Hypervisors: VMware, Citrix
  • Networking: iSCSI, TCP/IP, DNS, DHCP, NFS, CIFS


  • Tools: McAfee ePO, NetBackup, Veeam, Sentinel, SCAP, LANDesk, SolarWinds, NetIQ Sentinel
  • Monitoring: Nagios, Splunk, SolarWinds, NESSUS
  • OS: Windows Server 2012, 2016
  • Patch Management: WSUS, SCCM
  • Physical Servers: Cisco UCS, UCS Manager, Isilon cluster - NAS, NFS, CIFS
  • Application: Matlab, Mathematica, ServiceNow, Netbackup, PBIS Likewise, FlexLM
  • Scripting: PowerShell
  • VMware: ESXi 6.0+
  • Cisco UCS: Blade series, Manager, Central, Director
  • HP: C3000, C7000, HP Proliant, iLo
  • Networking: iSCSI, TCP/IP, DNS, DHCP, NFS, CIFS
  • Basic Linux administration skills


  • Associates degree in IT Coursework, Bachelor's preferred
  • IAT Level-2 Technical Certification (CompTIA Security+ or equivalent), or must obtain within 90 days of hire

This position requires an active Department of Defense security clearance at the Top Secret level, to include SCI eligibility (TS/SCI) for consideration. Must be able to pass a polygraph.
U.S. citizens only are eligible for a clearance and this position.

  • Applicant must have a strong work ethic, be extremely organized and detail-oriented, be a self-starter with excellent time-management, problem solving, and multitasking skills
  • Applicant must have excellent front-facing / face-to-face customer service skills
  • Problem solving skills from active listening to, and educating, customers through resolution and a set of delivery expectations
  • Excellent communication skills (in English), both verbal and written, to articulate details in a professional manager
  • Submit/Pass a 10-year Dept. of Defense background check, criminal history, drug screening, and fingerprints
  • Submit/Pass a 4-hour counter-intelligence polygraph for SCI access
  • Valid driver's license/Real-ID with clean driver's history
  • Position may require ability to sit, stand, walk extended distances, bend, stoop, squat and lift to 35 lbs. from the floor to desktop for extended periods of time


  • $69.65/hour to $81.94/hour, commensurate with experience
  • Relocation assistance may be available to qualified candidates

Digital Intelligence Systems, LLC (DISYS) is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.

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