327 system administrator jobs at 217 companies in Downingtown, PA
1mo
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System Administrator
Aberdeen Proving Ground, Maryland, United States
$78k-$176k/yr OnsiteFull Time
5+ YOE5+ years Windows and Linux systems administration; Red Hat/Ubuntu; 3+ years network administration; 1+ year virtualization (VMWare/Hyper-V/Kubernetes); desktop support; inventory and patch management; DoD 8140; Top Secret clearance; HS diploma or GED.
Windows Server, Linux, Redhat, Ubuntu, VMWare, Hyper-V, Kubernetes, SCAP, STIGs
1mo
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System Administrator
Aberdeen Proving Ground, Maryland, United States
$78k-$176k/yr OnsiteFull Time
5+ YOE5+ years systems administration (Windows/Linux), Windows Server and Linux experience, network and virtual server experience, desktop support, inventory and configuration management, Top Secret clearance required.
Windows Server, Linux, Redhat, Ubuntu, VMWare, Hyper-V, Kubernetes, SCAP, STIGs
1w
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System Administrator
Philadelphia, Pennsylvania, United States
$65k-$102k/yr OnsiteFull Time
6+ YOEU.S. citizen with DoD Secret or ability to obtain, bachelor’s in IT or equivalent (6+ yrs), deep Windows/Linux administration, virtualization (VMware vSphere, Microsoft Hyper-V), networking, AD/LDAP, security tools and practices.
Windows, Linux, VMware vSphere, Microsoft Hyper-V, Active Directory, LDAP, IDS/IPS
3mo
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System Administrator
Aberdeen Proving Ground, Maryland, United States
$110k-$138k/yr OnsiteFull Time
5+ YOEBA/BS and 5+ years applying RMF to DoD IT systems, experience with eMASS, ACAS/Nessus, COMSEC, SCAP; current DoD-required certifications and Top Secret/SCI clearance.
eMASS, ACAS, Nessus, COMSEC, SCAP
3w
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System Administrator - GAINS
Aberdeen, Maryland, United States
$90k-$98k/yr OnsiteFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
3+ YOEAdminister, secure, and optimize enterprise Linux systems; support C4ISR/C5ISR services; perform patching, backups, vulnerability assessments; 3+ years Linux system admin experience and DoW Secret clearance.
CentOS, Kubernetes, Symantec Ghost, MECM, VMware vCenter, SAN
3mo
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System Administrator
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Bachelor's degree in Computer Science or related field; Secret clearance or higher; Security+; Microsoft OS Certification; Server Certification; experience with ACAS and STIGs; NGA software familiarity; on-site in Philadelphia.
ArcGIS, QT Modeler, RemoteView, Socet GXP, ACAS, STIGs
1mo
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IBMi System Administrator
Reading, Pennsylvania, United States
OnsiteFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
1+ YOEBuild, patch, and maintain IBM i systems; perform operational checks; support deployments; troubleshoot and automate tasks; familiarity with networking, security, storage, and HA/DR; participate in rotating on-call.
IBM i
3mo
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System Administrator/Network Engineer
Philadelphia or Philadelphia or Philadelphia
$58k-$72k/yr HybridFull Time
4+ YOEMid to senior Systems Administrator and Network Engineer with 4–8+ years experience; hybrid role; Windows/VMware/AD; networking devices; backups; scripting.
Windows Server, Windows 11, ThinOS, Active Directory, VMware, Azure, Fortigate, Fortinet, LAN, WAN, WLAN, Veeam, PowerShell, Bash, Python, Scribe, Microsoft Visio, Ansible, Terraform
2mo
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IT System Administrator II
Perkasie or Bristol
HybridFull Time
8+ YOEManage Windows Server, Active Directory, Microsoft 365, SharePoint; VMware and Citrix; patch management; security; on-call responsibilities.
Windows Server, Active Directory, Group Policy, Microsoft 365, SharePoint, VMware, Citrix, Duo
1w
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System Administrator RPA-SOC PA
Horsham, Pennsylvania, United States
$70k-$80k/yr OnsiteFull Time
5+ YOERequires approximately 5 years in network design, testing, development, and integration; LAN/WAN, Cisco, VMware, security, STIG, and IAVA experience; active TS with TS/SCI eligibility; Security+ CE or equivalent.
Microsoft Windows, LAN/WAN, Cisco, VMware, STIG, IAVA
1mo
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Senior Associate, ServiceNow - Certified System Administrator
Irvine or Los Angeles or San Francisco or Denver or Washington or Tampa or Atlanta or Chicago or Boston or St Louis or Short Hills or New York City or Philadelphia or Austin or Dallas or Houston or Seattle
$94k-$203k/yr OnsiteFull Time
3+ YOE3+ years managing enterprise systems with ServiceNow focusing on ITSM/ITOM/IRM, ServiceNow CSA required, JavaScript customization skills, agile delivery and team leadership experience.
ServiceNow, JavaScript
2w
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Senior IT System Administrator - JWICS Support Modernization (AL, Huntsville)
Huntsville or Aberdeen
OnsiteFull Time
Advanced JWICS systems administration, VTC/VoIP support, Tier 1 escalation troubleshooting, RMF/STIG implementation, vulnerability remediation, and technical documentation.
Joint Worldwide Intelligence Communications System (JWICS), VTC, VoIP, Security Technical Implementation Guides (STIGs), Risk Management Framework (RMF)
1w
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PACS System Administrator | Full-Time | Wilmington Hospital
Wilmington, Delaware, United States
$41-$66/hr OnsiteFull Time
Associate degree in computer science or related field required; two years of radiology information systems experience preferred. Requires PACS, clinical systems, database, workflow, and end-user support skills.
Picture Archiving Communications System (PACS), DICOM, Radiology Information Systems, Information Technology (IT), Quality Assurance/Quality Control (QA/QC)
1mo
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Laboratory Instrument System Administrator
Lancaster, Pennsylvania, United States
OnsiteFull Time
Bachelor's in physical science (or equivalent experience), strong computer and documentation skills, experience with HPLC techniques, Microsoft Word and Excel proficiency, GMP/GLP and validation experience, strong communication and attention to detail.
Microsoft Word, Microsoft Excel
3w
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Learning Management System Administrator
Pennsauken, New Jersey, United States
$62k-$70k/yr OnsiteFull Time
3+ YOE3+ years LMS experience, bachelor's degree preferred, proficiency with Captivate, Articulate, Microsoft Office and LMS; strong data management, reporting, project management, and customer service skills.
Captivate, Articulate, Microsoft Office, LMS
4d
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Classified IT System Administrator, Sr / Onsite: PA, CO, CA, AL or FL
King of Prussia or Huntsville or Littleton or Sunnyvale or Titusville
$96k-$178k/yr OnsiteFull Time
3+ YOERequires U.S. citizenship, ability to obtain Top Secret clearance, and 3+ years of system administration experience with Linux, Windows, networking, or storage. Requires systems analysis, troubleshooting, networking, and communication skills.
Linux, Windows, VMware, KVM, NetApp, Active Directory, Ansible, Python, Bash, PowerShell, SSL/TLS
1w
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Site System Administrator
Philadelphia or United States
OnsiteFull Time
5+ YOERequires 5+ years of experience, a bachelor's degree in IT or a related field, Secret clearance, and preferred CompTIA Security+ and ITIL 4 Foundation certifications.
Active Directory (AD), System Center Configuration Manager, Travel Document Issuance System, Passport Records Imaging System Management, Automated Cash Register System, vSphere Installation Bundles (VIBs), Oracle, SQL, ServiceNow
1d
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Systems Administrator
Belcamp, Maryland, United States
$70k-$90k/yr OnsiteFull Time
1+ YOEBachelor's degree in a technical field and 1+ years of relevant experience. Requires U.S. citizenship and ability to obtain Secret clearance; Linux, Microsoft Endpoint, virtualization, troubleshooting, and communication skills preferred.
Windows, Linux, Microsoft Endpoint, Microsoft Intune, Microsoft System Center Endpoint Manager, Virtual Desktop Infrastructure (VDI), Red Hat Enterprise Linux
1mo
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Admin & System Operations Support
Bethlehem, Pennsylvania, United States
OnsiteFull Time
5+ YOEAssociate's degree, 5+ years administrative/operations/systems experience, executive support and project coordination, advanced Microsoft 365 skills, systems administration and continuous improvement experience.
Microsoft 365, Microsoft Outlook, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft SharePoint, Microsoft Forms, Learning management systems (LMS)
1mo
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Business Administrator II, History
Newark, Delaware, United States
OnsiteFull Time
5+ YOEBachelor's degree or equivalent plus 5 years related experience; experience with financial reporting, contract and grant administration, HR management, and administrative systems; strong organizational, analytical, and communication skills.
UDSIS, Labor Allocation Module (LAM)
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