Network administrator jobs in Chillum, MD and nearby (758 jobs)

System Administrator

Avalore, LLC

Arlington, VA

The System Administrator is responsible for the daily operation, maintenance, and security of the War Data Platform (WDP) infrastructure. This person will perform hands-on system…

Systems Administrator -- TS/SCI Required

TEKsystems

Odenton, MD

• $45 to $50 USD / hour

…issues involving applications, operating systems, hardware, or network infrastructure, working closely with team members and agency…

Linux Systems Administrator

SAIC

Chantilly, VA

…efficiently, and reliably. SAIC is seeking a skilled Linux Systems Administrator who thrives in complex enterprise environments and enjoys solving challenging technical problems across…

System Administrator (2026-0251)

Acclaim Technical Services

McLean, VA

• $140,000 to $160,000 USD / year

Acclaim Technical Services, founded in 2000, is a leading cyber operations, intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise…

Network Administrator - TS/SCI w CI Poly

Modern Government Solutions

McLean, VA

• $120,000 to $180,000 USD / year

Must possess an active DoD TS/SCI with CI Polygraph security clearance

Windows System Administrator, Level 2

Independent Software

Columbia, MD

Current DoD 8570 IAT Level II certification required · Must possess an active TS SCI with appropriate Polygraph to be considered for this role

System Administrator

Entarian

Suitland, MD · College Park, MD

Entarian is seeking a System Administrator to join a technical team dedicated to the operations and maintenance of the ground systems for NOAA Office of Satellite and Product Operations…

Systems Administrator (Skillbridge Intern 1) - 31053

Huntington Ingalls Industries

Columbia, MD

Must have an active Secret level U.S · Must have DoD 8140 / 8570 compliance certification (i.e., Security+)

Systems Administrator, Mid

BOOZ, ALLEN & HAMILTON, INC.

Fort Meade, MD

As a systems administrator on our project, you'll maintain critical infrastructure. You'll provide customers your insight into their network through monitoring and performance management.…

Systems Administrator, Senior

BOOZ, ALLEN & HAMILTON, INC.

Fort Meade, MD

As a systems administrator on our project, you'll maintain critical infrastructure. You'll provide customers your insight into their network through monitoring and performance management.…

IT Systems Administrator (Multiple Levels)

Noblis

Chantilly, VA

Diagnose and resolve complex infrastructure, server, and network failures; handle specialized system outages and configuration changes (mostly in a cloud environment.

Embedded Security Systems Administrator - (Washington D.C)

JobStack, Inc.

Silver Spring, MD

• $130,000 to $170,000 USD / year

Must possess an active Top Secret clearance or be eligible to obtain one

Mission Assurance System Administrator - NISSC 3 - DC

Amentum

Washington, DC

• $150,000 to $160,000 USD / year

Position Title: Mission Assurance System Administrator

Linux System Administrator

MANTECH

Laurel, MD

Must possess an active TS/SCI clearance with Polygraph

DevOps Platform Engineer and Linux Systems Administrator

Absolute Business Solutions Corp

Bethesda, MD

ABSC has an exciting opening for a TS/SCI-cleared DevOps Platform Engineer and Linux Systems Administrator supporting DIA-NDOC’s D3P modernization under the DTP contract. You will operate…

Senior Systems Administrator (L3) – Azure Government & Windows Infrastructure

Virtual Service Operations

Reston, VA

• $115,000 to $135,000 USD / year

Are you looking to take the next steps in your career as a Senior Systems Administrator? Let’s chat and see if we are a good match!

System Administrator Senior

Dynamo Technologies LLC

Fort Belvoir, VA

The Senior Systems Administrator provides advanced technical support for the Defense Logistics Agency (DLA) Enterprise Windows Administrative Support Services (EWASS) program. This position…

Linux System Administrator

LEIDOS, INC.

Alexandria, VA

The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Linux System Administrator. Our mission is to develop tools for the United States Department of…

Senior System Administrator Team Lead

LEIDOS, INC.

Alexandria, VA

The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior System Administrator Team Lead. Our mission is to develop tools for the United States…

Mid/Senior Systems Administrator

BAE Systems

Annapolis Junction, MD

Must possess a TS/SCI clearance with appropriate polygraph

Solaris, Linux System Administrator

DMI

Fort Belvoir, VA

Must have a BA/BS Diploma and 10 years of work experience · Clearance Requirements: Must possess a Secret security clearance

SME Network Administrator

Govcio LLC

Alexandria, VA

Clearance Required: Must have an active Secret clearance

Senior Systems Administrator

Koniag Government Services

Fort Belvoir, VA

Koniag IT Systems, LLC, a Koniag Government Services (KGS) company is seeking a Senior Systems Administrator to support a Federal defense customer. This role supports secure and reliable…

Intermediate Systems Administrator

Koniag Government Services

Fort Belvoir, VA

Koniag IT Systems, a Koniag Government Services (KGS) is seeking an Intermediate Systems Administrator to support a Federal defense customer. This role supports secure and reliable…

Systems Administrator - 3rd Shift (TS/SCI)

Koniag Government Services

Arlington, VA

Koniag Data Solutions, a Koniag Government Services company, is seeking a Systems Administrator with an active Top-Secret/SCI clearance to support KDS and our government customer in…