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Overview: SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for co

Systems Administrator - WOSGCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the te

Internship Opportunity In Aerospace And DefenseCome start your career with some of the brightest and most innovative minds in the country. Get your hands on actual projects, and at the same time, prep

Systems AdministratorLocation: St. Louis, MO Clearance: Top Secret (Must be able to obtain SCI + CI Poly) Work Type: Full Time Description: The team is involved in operations and sustainment of multip

Junior Systems AdministratorAmentum is looking for a Junior Systems Administrator to join our team in McLean, VA! As a Junior Systems Administrator, you will be responsible for the day-to-day maintena

Junior Systems AdministratorAmentum is looking for a Junior Systems Administrator to join our team in McLean, VA! As a Junior Systems Administrator, you will be responsible for the day-to-day maintena

Job DescriptionReadiness Delivered.Kratos is a leader in assured aerospace communication solutions and services. We are cutting-edge innovators and creative problem solvers working collaboratively to

Tier 3 Service Desk/Systems AdministratorSunayu, LLC has an exciting opening for you as our next Tier 3 Service Desk/Systems Administrator. Your job will be to bring together Linux (primarily) and Win

Type of Requisition: RegularClearance Level Must Currently Possess: Top Secret/SCIClearance Level Must Be Able to Obtain: Top Secret/SCIPublic Trust/Other Required: NoneJob Family: IT Infrastruct

Type of Requisition: RegularClearance Level Must Currently Possess: Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain: Top Secret SCI + PolygraphPublic Trust/Other Required: NoneJob

IT Security Administrator - OahuWe recognize our competitive advantage -- our people. We believe in our people, who share our vision of meeting the needs of our employees, customers, and communities a

Systems AdministratorMantech seeks a motivated, career, and customer-oriented Systems Administrator to join our team at the Puget Sound Naval Shipyard in Bremerton, Washington. This is an onsite posit

Position Overview Leidos is seeking a Network & Computer Systems Administrator to join our team at March Air Reserve Base, CA. In this mission-critical role, you'll provide direct support to the 701

System AdministratorPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's le

TENAX Technologies is currently seeking a skilled Systems Administrator to maintain servers, data storage, computers, and software applications in service of the Air National Guard (ANG) Remotely Pilo

ResponsibilitiesMaintains smooth operation of multi-user computer systems, including coordination with network engineers. Monitors and manages system resources, including CPU usage, disk usage, and re

Systems Administrator IFoxhole Technology provides robust cybersecurity and IT support capabilities for federal civilian and defense agencies. A recognized leader in navigating technology and security

Mid Linux / Elastic Systems AdministratorLaunchTech is seeking a Mid Linux / Elastic Systems Administrator to support the Missile Defense Agency (MDA) on the Integrated Research and Development for En

Description Leidoshas a new and exciting opportunity for aPrincipal Linux Systems Administratorin ourIntelligence Sector, Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront

Network/Systems AdministratorWe have a new, excellent opportunity for a Network/Systems Administrator to fulfill a role in our TechOne Service Center providing 24/7 Tier 2 Technical Helpdesk and opera

JOB TITLE: Top Secret SCI Network AdministratorJOB LOCATION: Camp Hill HawaiiWAGE RANGE*: $48hr to $50hr w2JOB NUMBER: 25-03871REQUIRED EXPERIENCE: * Must possess and maintain TS/SCI clearance.* This

Date Posted: 2025-12-29Country: United States of AmericaLocation: AZ888: RMS AP Bldg 928 1151 East Hermans Road Building 928, Tucson, AZ, 85706 USAPosition Role Type: OnsiteU.S. Citizen, U.S. Person,

Linux Systems AdministratorAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to c

Overview SYSTEMS ADMINISTRATOR (WINDOWS) (RDTE) Bowhead seeks a Systems Administrator (Windows) to provide customer support and technical assistance to users supporting a Research, Development, Test a

Overview: GovCIO is currently hiring We are seeking a highly skilled Network Systems Administrator with a strong background in cybersecurity compliance, STIG mitigation, ECAM/IAVM remediation, and sys