- Cambridge International Systems Inc (Mclean, VA)
- …threatening and complex obstacles! Cambridge International Systems, Inc. has a full-time Senior Systems Administrator opportunity available based in McLean, VA. ... Maintains smooth operation of multi-user computer systems, including coordination with network engineers. + Monitors and manages system resources, including CPU… more
- SimIS Inc. (Dahlgren, VA)
- …and importance of others (work and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to the Warfare ... and implement solutions that are within Government security guidelines and maintain network infrastructure and processes that ensure network architectures can be… more
- First Division Consulting (Dahlgren, VA)
- …contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/Linux Systems Administrator to support a Department of the ... will have expertise in Unix/Linux system administration, backup and recovery, network security protocols, and troubleshooting techniques. This role involves hardware… more
- General Dynamics Information Technology (Falls Church, VA)
- …- CompTIA - CompTIA - Security+ CE - CompTIA, Red Hat Certified System Administrator (RHCSA) in Red Hat OpenStack - Redhat Certified Systems Administration RHEL 9 - ... **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system administration support for… more
- Nightwing (Sterling, VA)
- …defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA location. The ... qualified Systems Administrator will support a very dynamic program in a...Coordinate and manage IT projects, including system upgrades, and network improvements ensuring projects are delivered on time +… more
- GovCIO (Richmond, VA)
- **Overview** GovCIO is currently hiring for MULTIPLE ** Senior Database Administrator (s)** to support our customer, USPS' Network and Compute Technology (NCT) ... $151,286.99 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6412/ senior -database- administrator thurs-fri-off-days/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6412_… more
- M. C. Dean (Vienna, VA)
- …lives, and changing the world for the better. Responsibilities We are seeking a ** Network Administrator 3** to join our **Security and Electronic Systems (SES)** ... Port Channels, LAN/WAN routing protocols including EIGRP and BGP. + Physical network infrastructure, including copper and fiber media **Desired Experience:** + Linux… more
- Leidos (Vienna, VA)
- **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . This ... STIG guidance to support ATO sustainment efforts + Troubleshoot and resolve network , automation pipelines, and infrastructure issues + Cloud VPC, Compute Services,… more
- GovCIO (Richmond, VA)
- …**Location** _US-Remote_ **ID** _2025-6239_ **Category** _IT Infrastructure & Network Engineering & ... **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows)...software, and all configurations + Plan, coordinate, and implement network /system security measures to protect data, software, and hardware… more
- ManTech (Herndon, VA)
- **ManTech** seeks a motivated, career and customer-oriented ** Senior Web Administrator ** to join our team in **DC, Maryland, and Virginia (DMV) area** . ... C++, Cobol, etc + Understanding and experience with primary network topologies, LANs, WANs and other common network... network topologies, LANs, WANs and other common network standards; understanding of network protocols and… more