Princ Administrator, Systems /Polygraph

Herndon, VA
Jun 14, 2017
Jul 10, 2017
Full Time
 Demonstrated on the job experience with AWS Cloud to include installing and configuring Apache and Tomcat.• SME domain knowledge of ODNI services and design configurations for the following enclaves: DNI-J and Unclassified Hosting Environment (UHE)• SME Webhosting Services support using Akamai Luna Control Center• Administer and manage the domain registrations serves for ODNI web applications.• Bachelor’s degree in Computer Science, System Engineering• Demonstrated hands-on experience and knowledge of Linux platform (i.e RHEL, CentOS) including administration, management and troubleshooting.• Demonstrated hands on knowledge and experience building and deploying automated server and workstation builds across an enterprise infrastructure with the environments that are logically separated.• Demonstrated hands-on experience and understand of proactive monitoring concepts, including experience configuring and deploying Network and systems monitoring (i.e. SNMP, Nagios, Splunk, SolarWinds, etc.)• Demonstrated hands-on experience with patching and maintaining server build• Demonstrated ability to deploy and maintain Linux baseline for physical and virtual platforms• Demonstrated knowledge 9of the following infrastructure principles:- Fault tolerance- High availability - Scalability and Capacity planning- Data center organization - Backup / Recovery• Rotating Pager Duty• Demonstrated knowledge of at least three of the following technologies:- Encryption- IDS/IPS- Firewalls- Anti-Virus- WPNs- SSL


1. Manages the functionality and efficiency of a group of computers running on one or more operating systems.

 2. Maintains the integrity and security of servers and systems.

 3. Sets up administrator and service accounts.

 4. Maintains system documentation

 5. Interacts with users and evaluates vendor products.

 6. Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery.

 7. Develops and monitors policies and standards for allocation related to the use of computing resources.

 8. May program in an administrative language.

 9. Develops and implements testing strategies and document results.

 10. Provides advice and training to end-users.

 11. Provides guidance and work leadership to less-experienced staff members, and may have supervisory responsibilities.

 12. May serve as a technical team or task leader.

 13. Maintains current knowledge of relevant technologies as assigned.

 14. Participates in special projects as required.



Education Bachelors Degree in Computer Science or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.

Qualifications 8-10 years of directly related experience in systems administration and analysis.

  As a trusted systems integrator for more than 50 years, General Dynamics Information Technology provides information technology (IT), systems engineering, professional services and simulation and training to customers in the defense, federal civilian government, health, homeland security, intelligence, state and local government and commercial sectors.With approximately 32,000 professionals worldwide, the company delivers IT enterprise solutions, manages large-scale, mission-critical IT programs and provides mission support services.GDIT is an Equal Opportunity/Affirmative Action Employer - Minorities/Females/Protected Veterans/Individuals with Disabilities.