1,568 system administrator jobs at 622 companies in Walker Mill, MD
1mo
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System Administrator
Suitland, Maryland, United States
$76k-$86k/yr OnsiteFull Time
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
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
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
1mo
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System Administrator
Columbia, Maryland, United States
$128k-$214k/yr OnsiteFull Time
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
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
3w
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System Administrator
Patuxent River, Maryland, United States
$90k-$150k/yr OnsiteFull Time
6+ YOETop Secret clearance, Bachelor's in technical discipline, 6+ years system administration, OS certificate (Windows or Linux), CompTIA Security+ or DoD 8570 equivalent, strong Linux experience.
VMWare/vSphere Enterprise, Windows Server, SAN, ACAS, STIGs, Linux
2w
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System Administrator
Washington, District of Columbia, United States
$110k-$130k/yr OnsiteFull Time
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
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
1mo
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System Administrator
Owings Mills, Maryland, United States
HybridContract
6+ YOE6+ years system administration experience with Unix/Linux (RHEL/OEL), clustering, storage, scripting (Shell/Perl/Python/Java), Ansible, ability to participate in on-call rotation and perform after-hours work.
RHEL, Red Hat PCS, Ansible, VMware vSphere, Oracle Exadata, Oracle Cloud Infrastructure, Microsoft Azure, Zerto, ZFS, LVM, Veritas, Solaris, Oracle Linux, Bourne shell, Perl, Python, Java
1w
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System Administrator
Chantilly, Virginia, United States
$60k-$180k/yr OnsiteFull Time
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
1mo
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System Administrator
Waldorf, Maryland, United States
$45-$55/hr OnsiteFull Time
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
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
2w
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Senior System Administrator
Silver Spring, Maryland, United States
OnsiteFull Time
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
4d
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Senior System Administrator
Alexandria, Virginia, United States
$100k-$140k/yr OnsiteFull Time
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
3mo
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Sr. System Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
8+ YOEEight years of DoD systems administration in a secure environment; Bachelor's in CS; DCWF 8140/8570 certifications.
1w
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Linux System Administrator
Annapolis Junction, Maryland, United States
$120k-$240k/yr OnsiteFull Time
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
5d
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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
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
1mo
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Senior System Administrator
Annapolis Junction, Maryland, United States
$190k-$240k/yr OnsiteFull Time
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
5d
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System Administrator
Arlington or Blacksburg
$80k-$100k/yr OnsiteFull Time
Bachelor's degree or equivalent experience, Windows or Linux administration, networking, identity and access management, monitoring, forensics, recovery, scripting, and NIST or CMMC compliance experience.
Windows, Linux, VMware, Hyper-V, PowerShell, Python, Bash, NIST, CMMC, CIS, FERPA, TCP/IP, DNS, DHCP, VPN, A+, Network+, Security+, GIAC Security Essentials Certification (GSEC)
6d
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System Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
6+ YOERequires an associate degree in applied science or equivalent experience, six years of MILSATCOM experience, Windows administration, LAN/WAN, SIPR/NIPR, network troubleshooting, and DoD 8570-compliant IA certification.
Active Directory, Wideband Satellite Communications (SATCOM), Risk Management Framework (RMF), Information Assurance (IA), Operating Systems, Software Applications, Local Area Networks/Wide Area Networks (LAN/WAN), Windows, SIPR, NIPR
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