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DAn Solutions, Inc

Linux Systems Administrator IV

DAn Solutions, Inc, Herndon, Virginia, United States, 22070


REQUIRES AN ACTIVE/EXISTING TS/SCI WITH CI POLY - NO REMOTE WORKWork performed in a SCIF. Telework not available for this position.

Seeking a Linux Systems Administrator IV candidate to support an Intelligence Community customer in the Washington D.C., Maryland, and Virginia area. The candidate will be responsible for ensuring systems are fully operating at high availability, rapidly troubleshooting and resolving systems issues, and handling tickets and calls from the customer. The candidate will work closely with government Customers, contractor Project Lead, Information Systems Security Officer (ISSO), Application Vendor, and Application End Users.The candidate will perform daily system monitoring and monthly Patching. The candidate will troubleshoot network and application performance issues and recommend appropriate action. The candidate when tasked, will rapidly troubleshoot issues, resolving systems issues via a ticketing tracking system. If systems issues and circumstances warrant it, the candidate must also be willing to report to customer location during off-hours. The candidate will be responsible for deploying software patches on a monthly basis at the customer location during off-hours. The candidate must understand system hardening and security through the implementation of Security Technical Implementation Guide (STIG) and Patching. The candidate needs to have familiarity with Oracle databases environments on Windows and CentOS servers.

The candidate will be responsible for creating or revising existing documentation. The candidate must be able to communicate complex system configurations simply and clearly in documentation. The candidate will create/revise, but not limited to, the documentation as follows: daily standard operating procedures (SOP), Security Test Procedures (STP) based off a Security Controls Traceability Matrix (SCTM), System Install Procedures (SIP), System Administration Guide (SAG), System User Manual (SUM), and/or Interface Control Document (ICD).Required Qualifications:Must be a US Citizen; and have a TS/SCI clearance adjudication, and ability to pass a CI polyMust have a Bachelor's degree in an applicable field and at least 8 years of relevant experience. Additional experience may be considered in lieu of degree.A minimum of 5 years of experience with systems administration, at least 3 of which must be Linux Admin.Strong experience with Unix, Linux and CentOS operating systems. Must be comfortable administering from the command line.Experience with Amazon Web Service (AWS) Cloud experienceExperience with VMWareActive Security+ (DoD 8570 Baseline certification for IAT Level II)Ability to work in a team environmentAbility to anticipate problems & take decisive actionDesired Qualifications:Exhibit leadership skillsFamiliar with Microsoft Windows 2016 or higherFamiliar with Oracle SQL ServerFamiliar with Tomcat 8.5 or higherFamiliar with JAVA Open JDK/JRE 11+Experience maintaining applications built on a SQL Server database in an Oracle environment.Experience writing scripts to monitor system services, resources, data mine logs, etc.Experience writing/Editing PowerShell ScriptsExperience writing SQL and PL/SQL queries to generate system data reports, modify data as necessary, etc.

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