General Dynamics Information Technology Sr. Systems Administrator - TS/SCI clearance w Poly required in Reston, Virginia

Job Description

The successful candidate will manage secure information systems, establish user accounts, baseline workstations and servers using secure rule sets, and support Tier 3 engineering level analysis of operational systems. In addition, he or she will support the development, testing, and deployment of network enclaves and end-to-end telecommunications systems. They will develop scripts for managing server logs, backup systems, and monitor server health. This individual will be part of a diverse team which is operationally focused to meet both quick reaction and strategic changes to customer IT objectives.

  1. Proficient with Windows Server 2012/2016, Windows 10, Windows Server Update Service, Microsoft SharePoint 2016, stand-alone systems, anti-virus scanning and updates, VMWare, DNS, system accreditation, server hardware, and strong debugging, troubleshooting, and performance-tuning skills.

  2. Thorough understanding of TCP/IP, Active Directory Services, networking and routing experience, and building workflows.

  3. Manages one or more functional areas of information system solutions development and technical support, including personal computer/client server support, systems programming, applications design and development, database design and administration, information security, telecommunications and network support and administration.

  4. Supervises non-exempt technicians and exempt professionals, and may manage subordinate supervisors.

  5. Develops schedules and assigns work to meet critical customer deadlines.

  6. Ensures that proper records and other documentation are maintained.

  7. May also perform complex IT tasks.

  8. Maintains current knowledge of relevant technology as assigned.

  9. Participates in special projects as required.


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


8-10 years of related information systems experience, including supervisory experience.

Experience managing Linux images via Puppet preferred.

Experience with Linux kernel development especially in networking and packet filtering desired.

Knowledge of GIT revision control software preferred.

User account mangement and networking with Windows in regards to CentOS7, Ubuntu, RHEL 7 preferred.

For more than 50 years, General Dynamics Information Technology has served as a trusted provider of information technology, systems engineering, training and professional services to customers across federal, state, and local governments, and in the commercial sector. Over 40,000 GDIT professionals deliver enterprise solutions, manage mission-critical IT programs and provide mission support services worldwide. GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.

Job ID2018-41143

Number of Positions1

Job FunctionInformation Technology

Security Clearance LevelTop Secret/SCI with Polygraph

Full/Part TimeFull Time