Senior System Administrator - TS/SCI with Polygraph

Clearance Level
Top Secret/SCI
Category
IT Infrastructure and Operations
Location
Reston, Virginia
(Onsite Workplace)
Key Skills For Success

Computer Servers

Linux

Local Area Network (LAN)

Wide Area Network (WAN)

REQ#: RQ219183
Public Trust: None
Requisition Type: Regular
Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Senior Systems Administrator 

Transform technology into opportunity as a Senior Systems Administrator with GDIT.  A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate. 

The job duties of the Sr. Systems Administrator are as follows:                                                                                                           

  • Plans, designs, and implements infrastructure changes and system upgrades.  

  • Manages and troubleshoots multiple VMware environments.  

  • Provides Windows Server and Linux administration, maintenance, and troubleshooting.  

  • Creates STIG compliant images for Windows Desktop, Windows Server, and Linux OS.  

  • Creates, tests, and deploys software packages using software deployment products such as SCCM, PDQ, etc.  

  • Provides expert level support and mentoring for Mid and Junior Systems Administrator personnel.  

  • Develops and maintains installation and configuration procedures for system and software changes.  

  • Utilizes scripting to automate common tasks.  

  • Performs hardware maintenance/repair activities. 

  • Ensures proper planning and execution of major projects/maintenance activities.  

  • Provides advanced level administration and troubleshooting of Active Directory, GPO, DNS, DHCP, and Domain Controllers.    

Required Qualifications: 

  • Ability to write scripts using PowerShell and/or Bash.  

  • Experience managing VMware, Nutanix, and other types of enterprise level Virtual Infrastructures.  

  • Proficient in managing and troubleshooting Active Directory and Group Policy Object (GPO).  

  • At least 8 years of relevant experience.  

  • Security + Certified; Must presently be 8570 compliant (IAT Level 2 preferred) 

  • Bachelor of Arts/Bachelor of Science in a field applicable to this work 

  • US Citizenship Required 

  • TS/SCI with CI Poly 

Desired Qualifications 

  • Linux OS (CentOS, RHEL) administration.  

  • Satellite server administration.  

  • Ansible playbook writing.  

  • Implementing STIGs.  

  • Experience supporting a software configuration management and development environment 

GDIT IS YOUR PLACE: 

  • 401K with company match 

  • Comprehensive health and wellness packages 

  • Internal mobility team dedicated to helping you own your career 

  • Professional growth opportunities including paid education and certifications 

  • Cutting-edge technology you can learn from 

  • Rest and recharge with paid vacation and holidays 

Work Requirements
Years of Experience

7 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

CompTIA - Security+ - CompTIA - CompTIA

Travel Required

None

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $136,000 - $184,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans