1,387 system administrators jobs at 571 companies in Manassas, VA

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Manager, Cyber System Administrators
Landover, Maryland, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
10+ YOEActive Top Secret/SCI clearance, 10+ years experience, VMware, NAS, Solaris/Linux/Windows/macOS administration, DoD 8570 IAT Level II certification (or listed equivalents); scripting, vulnerability scanning, DISA STIGs, and Atlassian tool experience preferred.
VMware, Network Attached Storage (NAS), Solaris, Linux, Windows Server, macOS, Bash, PowerShell, Python, Nessus Vulnerability Scanner, DISA STIGs, JIRA, Bitbucket, Confluence
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Manager, Cyber System Administrators
Landover, Maryland, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
10+ YOEActive TS/SCI clearance, 10 years experience, DoD 8570 IAT Level II certification (Security+, GSEC, SSCP, or GICSP), experience with VMware, NAS, Solaris/Linux, Windows Server, MacOS, scripting (Bash, PowerShell, Python), Nessus, DISA STIGs, and Atlassian tools.
VMware, Network Attached Storage (NAS), Solaris, Linux, Windows Server, MacOS, Bash, PowerShell, Python, Nessus Vulnerability Scanner, DISA STIG, JIRA, Bitbucket, Confluence
1mo
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System Administrator
Suitland, Maryland, United States
$76k-$86k/yr OnsiteFull Time
Entarian
Entarian: Provides mission-critical engineering and technology solutions for government agencies.
3+ YOEBS in IT or equivalent,3+ years system administration experience,Windows/Linux administration,PowerShell/bash scripting,leadership and communication skills,US citizen/permanent resident able to pass background investigation.
Active Directory, BigFix, SolarWinds, Red Hat Satellite Server, Axonius, Safe Console, JIRA, Tripwire Log Center, Backup Exec, ePo MacAfee, Nessus, SQL, OpenVMS, Windows, Linux, PowerShell, bash, batch
2mo
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System Administrator
Herndon, Virginia, United States
OnsiteFull Time
Apogee Integration
Apogee Integration: Provides systems engineering and technical advisory for intelligence agencies.
Active TS/SCI with Full-Scope Polygraph required. Provide Tier 2 systems administration and help-desk support in a 24x7 environment, troubleshoot hardware/software, maintain SOPs and monitor messaging systems.
3mo
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System Administrator
Arlington, Virginia, United States
$117k-$243k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
8+ YOE8+ years enterprise system administration experience; DoD 8140 compliance; bachelor's degree in IT/CS/IS/Data Science/Software Engineering or related field.
Scripting, Automation, Backup and Recovery, Monitoring Tools, Configuration Management
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System Administrator
Columbia, Maryland, United States
$128k-$214k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
15+ YOE15+ years systems administration experience; bachelor's in technical discipline (or 5yr experience substitute); experience with RHEL, Linux, Windows; TS/SCI with Poly; EMR not mentioned.
Red Hat Enterprise Linux (RHEL), Linux, Windows, AWS
2mo
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System Administrator
Annapolis Junction, Maryland, United States
OnsiteFull Time
Entegra Systems
Entegra Systems: Provides engineering and intelligence analysis for government missions.
10+ YOESenior System Administrator with 10 years LAN/WAN, 5 years hardware/software ops, Linux and Windows, SELinux, scripting, and security compliance; TS/SCI with Poly clearance.
Linux, Windows, SELinux, RPM, Log review, Scripting, Python, Bash, PowerShell, Ansible
2w
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System Administrator
Washington, District of Columbia, United States
$110k-$130k/yr OnsiteFull Time
Revolutional
Revolutional: Delivers advanced technology and mission support to federal agencies.
5+ YOEActive Top Secret clearance with SCI eligibility, Security+ certification, 5+ years IT/system administration experience, bachelor's degree preferred, willing to flex between 1st and 2nd shifts.
VMware, Hyper-V, Windows, Linux
2w
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System Administrator
Herndon, Virginia, United States
OnsiteFull Time
Node.Digital
Node.Digital: Provides digital automation and AI solutions for government and commercial enterprises.
Manage cloud R&D environments, perform system administration/O&M, backups, patching, security hardening, firewall/SSL/x509/PKI implementation, support deployments; US citizenship required.
Linux, Windows, SSL, x509, PKI, firewalls, middleware, Cloud
3mo
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Sr. System Admin/System Engineer - Linux
Annapolis Junction, Maryland, United States
OnsiteFull Time
CDIT
CDIT: Provides IT, software development, and cybersecurity for government agencies.
10+ YOE10+ years Linux system administration in IC environment; CentOS/RHEL; JBoss/Wildfly; VMware; Security+; RH Ansible desired.
Linux, CentOS, RHEL, JBoss/Wildfly, VMware, Ansible, Security+, JSON, Oracle Database, Python, Shell
1w
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System Administrator
Chantilly, Virginia, United States
$60k-$180k/yr OnsiteFull Time
M9 Solutions
M9 Solutions: Provides IT modernization and technology services to federal agencies.
5+ YOEActive TS/SCI clearance, Security+/CASP/CISSP, 5+ years IT/system administration experience (varies by education), Windows AD, patching/STIG application, virtualization, VDI, storage, networking, and team leadership experience.
Active Directory, VMware, Hypervisor, Citrix Xen Desktop, SQL, Dell EqualLogic, Dell Powervault, Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint, STIGs, IAVA
2w
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Senior System Administrator
Silver Spring, Maryland, United States
OnsiteFull Time
Analytica
Analytica: Provides data analytics and IT solutions for federal government agencies.
3+ YOEBachelor's degree or equivalent experience,3+ years systems administration,active Secret clearance,Windows/Linux administration,VMware virtualization,PowerShell/Python scripting,ServiceNow experience.
Windows Server, Active Directory, Group Policy, DHCP, DNS, MECM, SCCM, VMware vSphere, PowerShell, Python, RHEL, Ubuntu, ServiceNow, Splunk, IIS, SQL Server, NetApp ONTAP, Dell EMC OneFS, Docker, Kubernetes, VMware Tanzu, Rancher, PPSM, RMF, IAVM, STIG
1mo
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System Administrator
Waldorf, Maryland, United States
$45-$55/hr OnsiteFull Time
T12 Technologies
T12 Technologies: Providing IT and logistics solutions for government agencies.
3+ YOE3+ years system administration supporting hybrid on-premises and cloud (AWS, Microsoft 365/Azure); Windows Server and Intune experience; PowerShell/Bash scripting; networking fundamentals; US citizenship and eligibility for Public Trust preferred.
Microsoft 365, Microsoft Entra ID, Microsoft Intune, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, OneDrive, Microsoft Defender for Endpoint, Purview, Windows Server, Windows 10, Windows 11, PowerShell, Bash, AWS, EC2, S3, IAM, VPC, RDS, CloudWatch, Terraform, CloudFormation, ServiceNow
2w
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System Administrator
Annapolis Junction, Maryland, United States
OnsiteFull Time
Vibrint
Vibrint: Provides mission-critical systems and data analysis for national security.
8+ YOE8+ years system administration with VMWare, CentOS/RHEL, VDI, Active Directory/LDAP, Infoblox, Nagios, Splunk, Salt/Ansible, Tenable Nessus, Kickstart/Cobbler; CompTIA Security+ required; TS/SCI with Polygraph required.
VMWare, VMWare Horizon, CentOS, RHEL, Citrix VDI, Active Directory, LDAP, Centrify, Infoblox, Nagios, Splunk, Salt, Ansible, Tenable Nessus, Kickstart, Cobbler, Jira, Confluence, ServiceNow
3mo
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Sr. System Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
Alaka'ina Foundation Family of Companies
Alaka'ina Foundation Family of Companies: Provides technical solutions and mission support to federal agencies.
8+ YOEEight years of DoD systems administration in a secure environment; Bachelor's in CS; DCWF 8140/8570 certifications.
5d
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Senior System Administrator
Alexandria, Virginia, United States
$100k-$140k/yr OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
10+ YOERequires 10+ years of IT experience, including 7+ years as a systems administrator, a bachelor's degree, Microsoft enterprise administration expertise, and ability to obtain Secret clearance; U.S. citizenship required.
Microsoft Office 365, Microsoft Teams, Microsoft OneDrive, Microsoft Exchange, Microsoft SharePoint, Azure AD, Microsoft Intune, Microsoft Windows, Windows 11, Microsoft Office, Microsoft Active Directory, DNS, DHCP, MDT
1w
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Linux System Administrator
Annapolis Junction, Maryland, United States
$120k-$240k/yr OnsiteFull Time
Set of X
Set of X: Provides specialized engineering services for U.S. national security missions.
9+ YOERequires 9 years system administration experience, expertise with RHEL/CentOS/UNIX, NiFi, VMware, Ansible, system hardening (STIGs/CIS), installation/patching/backup, and TS/SCI clearance with polygraph.
RedHat (RHEL), CentOs Linux, UNIX, NiFi, VMWare, ESX, NSX, VSAN, KVM, Nutanix, Ansible, STIGS, CIS, Docker, Kubernetes, AWS, Active Directory, FreeIPA, nginx, HAProxy, Python, Git, GitLab, SAN
6d
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System Administrator 1
Annapolis Junction or Colorado or Georgia or Hawaii or Texas or Utah or Virginia
$120k-$150k/yr OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
5+ YOEFive years of systems administration experience, modern operating systems and network architecture experience, certification and accreditation, risk assessment, IA metrics, IAM Level I certification, and active security clearance with polygraph.
Linux, Unix, Windows, VMware
3w
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System Administrator, Senior
Winchester, Virginia, United States
$62k-$141k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
3+ YOE3+ years system administration with on-premise and cloud (AWS/Azure/GCP), Windows/Linux administration, virtualization, networking/security, backup and DR, scripting (PowerShell/Bash/Python), Top Secret clearance, HS diploma/GED.
AWS, Azure, Google Cloud, Windows, Linux, VMware, Hyper-V, Docker, Kubernetes, PowerShell, Bash, Python
1mo
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Senior System Administrator
Annapolis Junction, Maryland, United States
$190k-$240k/yr OnsiteFull Time
Freedom Technology Solutions Group
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
15+ YOE15 years system administration experience, Windows and Linux server administration, IAVA patching, DoD 8570 IAT Level I, bachelor's degree in technical discipline (or 5 years additional SA experience), scripting and automation experience.
Linux, Windows, IAVA, PowerShell, Ansible, Terraform, AWS, EC2, Lambda, CloudFormation, PHP, .NET, C#, Microsoft SQL Server, Oracle