Windows System Administrator


Become an integral part of a diverse team that leads the world in Mission, Cyber, and Intelligence Solutions. FiveTwelve is a Maryland-based small business focused on providing the highest quality software and system engineering solutions to Intelligence Community and the Department of Defense. Our mission is to apply the most advanced software and system engineering techniques to maintain and strengthen our customers’ decision advantage.
 
TS/SCI with Polygraph Required
 
Windows System Administrator

  • Responsible for all aspects of Windows 2008-2013 Active Directory and server administration for three disparate network domains, with a large user account base.  Design and implement Windows 2008/2010-2013 Active Directory domains in secure and often unique environments. Build, configure, and maintain Windows Virtual Machines (VMs), and hardens and conducts patch management for Windows systems.  Implement and maintain multiple Microsoft WSUS Servers for automated security patches and update management.
  • Implement and maintain several Windows DNS servers, and maintain and create Windows security groups and network file shares.  
  • Establish and maintain trust relationships with external Windows domains, and perform maintenance and performance tuning to ensure health and optimization of all site Windows based servers, resolved complex Windows operating system and software application problems
  • Install, configure, and support numerous desktop and server based software applications, ensure system integrity is maintained by deploying McAfee ePolicy Orchestrator servers and monitoring anti-virus software updates as well as Microsoft security patches and all Windows based clients and servers
  • Deploy workstations with a standardized desktop load and other specialized software applications. Troubleshoot and resolve connectivity issues on various network topologies.
  • Patch and update Windows and VM systems.
  • Infrastructure Management: Install and configures VMware Infrastructure Server. 
  • Build new development, test and production environments utilizing Dell Blade servers and VMware.
  • Install and configure VMware ESX server on Dell Blades.
  • Build Active Directory Domain Servers.
  • Install and configure infrastructure related software such as DNS, McAfee EPO Servers, CENTRIFY, LDAP, DHCP, and Linux repositories for patching and updates.
  • Perform daily task of all virtual environments to include building new virtual machines, updating DNS and troubleshooting system problems.
  • Create documentation for builds and upgrades.
  • Install and configure infrastructure applications and support integration with critical application environment.
  • Setup and configure VM client systems using VSAN storage, PURE or NETAPP.
  • Support Certification and Accreditation of Systems.
  • Introduce and integrate new technologies into existing data center environments
  • Analyze system logs and identifying potential issues with computer systems.
  • Answer technical queries and assist developers and end users
  • Troubleshoot any reported problems
  • Apache NiFI experience (add new NiFi nodes, configure NiFi cluster, create and troubleshoot dataflows).
  • Scripting (creating new scripts and updating existing for Apps) Desired. 
  • Tier III support,  On call / After hours support, Security + Certified

 
More job details can be shared once you contact FiveTwelve 
 
 
Please contact us at Careers@FiveTwelveLLC.com for more details about this position. 
 
In addition to competitive salaries, we offer a variety of unique benefits!
 

  • PTO: Our variable PTO plan lets you decide the amount that’s best for you. Choose as few as 2 weeks or as much as 6 weeks.
  • Holidays: 10 annually
  • 401k: 5% Company match; fully-vested from Day 1
  • Quarterly Bonus: Totaling 2.5% of your base salary annually
  • Training Budget: Up to $5,250 annually
  • Cell Phone/Internet Allowance: Monthly reimbursement up to $75
  • Gym/Health Club Membership: Monthly reimbursement up to $50
  • Personal Technology Allowance: Up to $500 annually
  • Logo Wear: $100 annually
  • Health Insurance: Provided through CareFirst Blue Cross/Blue Shield. Three plans to choose from – HMO, PPO, HSA. FiveTwelve covers 80% of the premium for employees and their dependents.
  • Dental and Vision Insurance: Provided through CareFirst Blue Cross/Blue Shield. FiveTwelve covers 100% of the premium for employees and their dependents.
  • Short-Term and Long-Term Disability: FiveTwelve pays 100% of the premium
  • Referral Bonus: Up to $10,000 for fully-cleared referrals
 
* TS/SCI with Polygraph Required*
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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