Network administrator jobs in Washington, DC and nearby (716 jobs)

Linux System Administrator

CACI International

Sterling, VA

CACI’s National Mission Systems (NMS) group is seeking a highly motivated Linux Systems Administrator to support mission‑critical environments by ensuring secure, reliable, and scalable…

Cloud Infrastructure Systems Administrator- LINUX Admin

CACI International

Sterling, VA

Current DoD 8570 IAT Level II certification (Security+ or CISSP) – must have or willing to get within 1-2 months of starting

Ab Initio Administrator (Remote) (Systems Administrator 4) 30269

Huntington Ingalls Industries

Fairfax, VA

HII Mission Technologies is seeking an Ab Initio Administrator to support the United States Postal Service (USPS) enterprise data processing platform. This role is responsible for…

POS Systems Administrator (Business Analyst III)

FAIRFAX COUNTY

Fairfax, VA

…Park Authority (FCPA) is seeking an experienced POS Systems Administrator (Business Analyst III) to be a part of one of the most highly regarded park systems in the country. With more than…

DevSecOps Systems Administrator

CACI International

Reston, VA

Security CE+ certification required

Cloud Systems Administrator

CACI International

Herndon, VA

Serve as a Cloud Systems Administrator supporting our National Security Mission. You will oversee and provide system administration, integration, maintenance and customer support on the…

Linux Systems Administrator

CACI International

Chantilly, VA

CACI is seeking a Linux Systems Administrator to support a long term, multi-year, high performing program. A qualified candidate will assist in the installation, configuration and…

DevOps Systems Administrator

CACI International

Chantilly, VA

CACI is seeking a DevOps Systems Administrator to work with a focused team to engineer, build, deploy, and maintain multiple environments for developing, testing, and hosting custom…

Database & Systems Administrator

CACI International

Chantilly, VA

…looking for highly motivated individual to become the Database Administrator utilizing the NRO’s records manager tool, HP Content…

Systems Administrator III

General Atomics

Chantilly, VA

General Atomics Integrated Intelligence Inc. (GA Intelligence) is looking for an experienced Cleared System Administrator with a Top Secret/SCI clearance to provide on-site support at our…

Oracle Linux Systems Administrator - TS/SCI with Polygraph

General Dynamics Information Technology

McLean, VA · Chantilly, VA

Demonstrated experience as an Oracle LINUX Systems Administrator.

Windows Systems Administrator - TS/SCI w/Polygraph

General Dynamics Information Technology

McLean, VA

At GDIT, people are our differentiator. As a Windows Systems Administrator, you will help ensure today is safe and tomorrow is smarter. Our work depends on a strong Windows Systems Engineer…

Systems Administrator

William C Brown Inc

Springfield, VA

Must have Security+ certification or DoD 8570 Level II equivalent within 90 days of hire · Must have a valid US passport

Systems Administrator (Tier 2 Desktop Support)

William C Brown Inc

Springfield, VA

WCBinc is looking for a Systems Administrator (Tier 2 Desktop Support) to join our team to support our intelligence customer activities in Springfield, VA.

Network Administrator II

William C Brown Inc

Springfield, VA

WCBinc is looking for a Network Administrator to provide support for implementation, troubleshooting and maintenance of IT networks. This position will provide support for IT networks…

Infrastructure Systems Administrator

BOOZ, ALLEN & HAMILTON, INC.

Chantilly, VA

As a system administrator and cyber analyst on our project, you'll install, configure, and manage RHEL and Windows operating systems to ensure that they meet client needs while also being…

HP107 System Administrator

ADNET Systems, Inc.

Greenbelt, MD

The Solar Data Analysis Center (SDAC) at NASA’s Goddard Space Flight Center (GSFC) in Greenbelt, MD is seeking a System Administrator to support computer systems for the STEREO Science…

Cloud Systems Administrator II

CACI International

Jessup, MD

Join a mission‑focused team as a Cloud Systems Administrator II supporting the Defense Industrial Base (DIB). In this role, you’ll help evaluate, onboard, and support companies…

System Administrator Level 1 (Fort Meade, MD)

Ops Tech Alliance

Fort Meade, MD

• $100,000 to $125,000 USD / year

…and problem resolution for all of the client/server/storage/network devices. If you're looking for a challenging mission with a company that cares about your success, then this could be the…

Linux System Administrator Level 2 (Fort Meade, MD)

Ops Tech Alliance

Fort Meade, MD

• $115,000 to $130,000 USD / year

…and problem resolution for all of the client/server/storage/network devices. If you're looking for a challenging mission with a company that cares about your success, then this could be the…

Systems Administrator

Huntington Ingalls Industries

Fort Meade, MD

Must have an Active Secret Security Clearance

Linux Systems Administrator

CACI International

Fort Meade, MD

We are seeking a highly skilled Linux Systems Administrator to support mission-critical enterprise infrastructure in a secure Department of Defense/Intelligence Community environment. The…

BP284ITSC5 - Senior System Administrator (CLEARANCE REQUIRED)

NiSUS Technology Corporation

Columbia, MD

Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, etc.

LYA014SA3 - Senior System Administrator (CLEARANCE REQUIRED)

NiSUS Technology Corporation

Columbia, MD

Provides support to IT systems including day-to-day operations, monitoring, and problem resolution for all the client / server / storage / network devices, mobile devices, etc.

LYA004SA2 - Mid Level System Administrator (CLEARANCE REQUIRED)

NiSUS Technology Corporation

Columbia, MD

Provides support to IT systems including day-to-day operations, monitoring, and problem resolution for all the client / server / storage / network devices, mobile devices, etc.