- Insight Global (Herndon, VA)
- Job Description The Senior Microsoft 365 Administrator will serve as the technical lead and subject matter expert responsible for overseeing the architecture, ... and compliance configuration. Knowledge of networking fundamentals, HTML, JavaScript, and SQL Server is a plus. null We are a company committed to creating… 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 ... in LINUX operating systems + Cisco Certified Network Associate (CCNA). + CompTIA, the Server + + Per DoD Directive 8570.1M, this position requires IAT Level II or… more
- ManTech (Chantilly, VA)
- **MANTECH** seeks a motivated, career and customer-oriented ** Senior ** **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... + Experience providing help-desk end-user support for common desktop and server issues. + Experience installing and configuring physical equipment. + Ability… more
- GovCIO (Richmond, VA)
- **Overview** GovCIO is currently hiring for a Senior Network/Systems Administrator with an active Secret clearance. This position will be located in Sterling, VA ... $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior -network-systems- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2024-4892_ **Category**… more
- GovCIO (Richmond, VA)
- **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6239/ senior -systems- administrator --%28linux-windows%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6239_… more
- TekSynap (VA)
- …optimal levels, ensuring applications are always running smoothly. + Ensure workstation/ server data integrity by implementing and managing software solutions that ... | US-CT | US-ID | US-IN | US-IA | US-KS | US-KY | US-LA | US-ME | _ **ID** _2025-8191_ **Category** _Systems Administrator /Engineer_ **Type** _Regular Full-Time_ more
- TekSynap (Radford, VA)
- …Manage, maintain, deploy, troubleshoot, and support enterprise storage systems and associated server environments. + Collaborate with OS and Storage teams to support ... network communication. + Installation and configuration experience of backup SW with Windows Server 2019, Solaris 11, RedHat Enterprise Linux 7 and higher. + Three… more
- Huntington Ingalls Industries (Fairfax, VA)
- …CompTIA Security+ certification. * Microsoft Windows Server certified (eg, Windows Server Hybrid Administrator Associate or MCSE: Windows Server Admin). ... Range: $76,513.00 - $115,000.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides with Global Security (GS). Mission Technologies'… more
- Assertive Professionals (Chantilly, VA)
- System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... with Polygraph Timeline Open Description Assertive Professionalsis seeking aSystem Administrator with Polygraph supporting ourNational Security Customer in Chantilly,… more
- TekSynap (Radford, VA)
- …skills. **Certifications** + CompTIA Security+. + Computing Environment (CE) Certification (ie, MCSE, Server +, CCNA, RedHat, Palo, etc.) - can be waived for 30 days ... science or equivalent years of experience. **Overview** We are seeking a Senior Network Administratorto join our team supporting an ITES task order. TekSynap… more