Sr Administrator, Systems

Langley AFB, VA
Apr 10, 2017
May 11, 2017
Full Time
Manages the functionality and efficiency of a group of computers running on one or more operating systems.


 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.

 12. Maintains current knowledge of relevant technologies as assigned.

 13. Participates in special projects as required.


14.  Security + required.


15.  Information Assurance Technical (IAT) II required.


16.  Locally and remotely operate, configure, administer, troubleshoot, manage, and maintain AFIN directory and authentication services.


17. Leads the Directory and Authentication Services team ensuring implementation of two person integrity. Locally and remotely operates, configures, administers, troubleshoots, manages, and maintains servers and software of the Directory and Authentication systems and services. To include: providing Tier 2 technical support for all AFIN directory and authentication servers and appliances; providing centralized management of the AF Active Directory (AD) and Windows environments (administration, security, authentication, authorization and configuration of networks, operating systems, applications, computers and user accounts); securing AFIN root by monitoring alerts for domain level changes to systems and taking appropriate action in response; providing scripting services to research, author, run and manage scripts for directory and authentication services to automate and streamline the updating and patching process as well as other man-power intensive tasks such as troubleshooting using tools (such as Windows PowerShell and VBScript); and, using monitoring tools to identify system discrepancies and taking appropriate action up to root level incidents and administering Directory Services objects, creating and deleting user accounts, maintaining directory service permissions and providing remote desktop administration and assistance on end user devices. Must be able to manage routing and remote access services for remote users, analyzing, creating, troubleshooting, testing and managing effective GPOs and security policies, coordinating and working with AF bases to manage network configuration protocols on Internet Protocol (IP) networks and assigning IP addresses, default routes and routing prefixes to network resources to provide a central database of devices that are connected to the network to help eliminate duplicate IP addresses.
Provides support for the AF Public Key Infrastructure (PKI) Program which includes: managing the hardware, software, policies and procedures needed to create, manage, distribute, use, store and revoke digital user/system certificates to provide privacy;  authentication; integrity; non-repudiation; and acquiring, maintaining and distributing authentication certificates in support of the PKI program.
Performs disaster recovery and restoration actions which includes: managing directory backups; monitoring the health of directory backups; researching for anomalies; making pinpoint changes; performing disaster recovery; and restoring directory sections, objects or attributes.
Assists  AF bases in preparation for Command Cyberspace Readiness Inspections (CCRIs) and participates in all aspects covered in the preparation and successful completion of a CCRI. This task includes: identifying vulnerabilities; developing remediation plan; patching systems; and sharing client health information.

Often times, provides support on a shift work basis.  Performs supervisory duties as needed. By requisition level of 8570 Certification and OEM/Industry, Certifications will be added to be in compliance.

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 5-8 years of directly related experience in systems administration and analysis.


Active secret security clearance at a minimum is required.

Current CompTIA Security+ CE certification

   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.