[Skip to main content](#main-content)

[OpenNash Jobs](https://jobs.opennash.com/)
[Hiring report](/reports/hiring/) · [All General Dynamics jobs](https://jobs.opennash.com/companies/general-dynamics/) · [Search jobs](/search/)

General Dynamics · Arlington, VA

# Senior Systems Administrator - TS/SCI Cleared

Arlington, VA, US Full-time Senior individual contributor IT & Infrastructure 

Listed on General Dynamics’s official careers site. Posted July 18, 2026. Check that it is still open and apply there.
[Apply on General Dynamics’s careers site →](https://www.gd.com/careers/senior-systems-administrator-ts-sci-cleared-arlington-va-us-rq224559-gdit-opportunity)

[OpenNash Jobs](https://jobs.opennash.com/) / [General Dynamics](https://jobs.opennash.com/companies/general-dynamics/) / Senior Systems Administrator - TS/SCI Cleared

The employer’s listing has no description we could read. See it on their site.

## At a glance
- Posted by the employer: Jul 18, 2026
- First seen by OpenNash: Oct 19, 2026
- Last checked: Oct 19, 2026
- Listed for: 93 days
- Location: Arlington, VA, US
- Employment type: Full-time[Apply on General Dynamics’s careers site →](https://www.gd.com/careers/senior-systems-administrator-ts-sci-cleared-arlington-va-us-rq224559-gdit-opportunity)

## More jobs at General Dynamics

### [Collaboration Lead | General Dynamics](https://jobs.opennash.com/companies/general-dynamics/jobs/efe1b471ba6bf0b1abc0/)

Arlington, VA, US

### [Network Engineer - TS/SCI Required](https://jobs.opennash.com/companies/general-dynamics/jobs/c59ae91855ad08e7adcf/)

Arlington, VA, US

### [Network Team Lead | General Dynamics](https://jobs.opennash.com/companies/general-dynamics/jobs/91ddde41d4346c8a6370/)

Arlington, VA, US

### [Principal Network Engineer - Top Secret Clearance | General Dynamics](https://jobs.opennash.com/companies/general-dynamics/jobs/65fb32c3f818019e212a/)

Arlington, VA, US

### [Senior Principal AI Trainer | General Dynamics](https://jobs.opennash.com/companies/general-dynamics/jobs/c4252738c565b868a89f/)

Arlington, VA, US

## Similar jobs at other companies

### [Cyber Systems Administrator / Principal Cyber Systems Administrator (TS/SCI)](https://jobs.opennash.com/companies/northrop-grumman/jobs/589f3dfd07985e52ffd3/)

Northrop Grumman · United States-Maryland-Elkridge

### [Sr. System Administrator / TS/SCI / Onsite: CO](https://jobs.opennash.com/companies/lockheed-martin/jobs/7f46c681dd1776bcf32a/)

Lockheed Martin · Littleton, CO

### [Systems Administrator / Principal Systems Administrator - Top Secret/SCI (Whidbey Island WA)](https://jobs.opennash.com/companies/northrop-grumman/jobs/2871b090573a6bfc4823/)

Northrop Grumman · United States-Washington-Oak Harbor

### [Staff Linux System Administrator, TS/SCI / Onsite: CO](https://jobs.opennash.com/companies/lockheed-martin/jobs/c81d1450096f9ade57dd/)

Lockheed Martin · Littleton, CO

### [Senior Associate, Systems Administrator (Carlsbad) (TS/SCI with FS Poly)](https://jobs.opennash.com/companies/l3harris-technologies/jobs/a15d371d1ec502395fa5/)

L3Harris Technologies · Carlsbad, CA

OpenNash lists jobs from employers’ own careers sites and does not handle applications.
Dates come from the employer where stated; “first seen” and “last checked” are our own observations.

OpenNash Jobs · Official listings with dates and links to the employer. [Weekly hiring report](/reports/hiring/) · [Methodology](/methodology/)