Senior Linux System Administrator (TS/SCI with Poly)

Clearance Level
Top Secret SCI + Polygraph
Category
Systems Administration
Location
Annapolis Junction, Maryland
(Onsite Workplace)
Key Skills For Success

Linux

System Administration

VMware

REQ#: RQ187033
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

At General Dynamics Information Technology (GDIT) you'll be part of a TEAM of exceptional talent that makes a true impact by performing System Administration on cutting-edge mission-critical applications that help the end user accomplish their mission and keep people safe. The work we do is important. The challenges we face are career-defining. The opportunity we can offer is one-of-a-kind.

Our work depends on a Linux System Administrator joining our team to support a GDIT program that we are the prime on and is located at Annapolis Junction, MD.  

** You will have the opportunity to “modernize your skillets” in a “dynamic team environment” by working with “up-and-coming technologies” to include AWS, Kubernetes, Docker, Microservices, etc. **

Key Responsibilities:

  • Maintaining and upgrading the Kubernetes clusters on the systems.

  • Patching, upgrading, scanning, reporting, and remediation of vulnerabilities for the systems.

  • Providing support to create/maintain ATO for the systems.

  • Continuous monitoring of all systems.

Requirements and Qualifications: 

  • The position requires an active TS/SCI with Polygraph.

  • 10 years of experience as a System Administration for Linux (Red Hat and CentOS) and Windows/VMWare.

  • Bachelor’s degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree.

Preferred Skillsets:

  • Experience with System Administration in the cloud (deploying and operating services and applications in an Amazon AWS/C2S infrastructure environment).

  • Experience with Kubernetes.

  • Experience with Docker.

  • Experience with Microservices architectures.

  • Experience with Network Information Service (NIS), Network File System (NFS), Domain Name System (DNS), and Lightweight Directory Access Protocol (LDAP).

What GDIT Can Offer You:

  • 401K with company match

  • Rewards program for high-performing employees

  • Comprehensive health and wellness packages

  • Professional growth opportunities including paid education and certifications

  • Rest and recharge with paid vacation and holidays

  • Internal mobility team dedicated to helping you own your career

  • Diverse, highly collaborative teams

  • Challenging work that makes a real impact on the world around you

  • Cutting-edge technology you can learn from

  • Flexible work schedule

  • Work Life balance

#ITPolyMD 

#EnhancedTechPoly2025

Work Requirements
Years of Experience

10 + years of related experience

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

Certification

Travel Required

None

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $157,250 - $212,750. 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 consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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.