54 windows system administrator jobs at 29 companies in Madeira, OH
2mo
Save
Mark Applied
Hide
IT System Administrator/
Wright Patterson AFB, Ohio, United States
OnsiteFull Time
5+ YOEBachelor's degree plus 5+ years IT/system administration experience; Windows/Linux server administration, Active Directory, patching, virtualization, networking, STIG implementation, vulnerability remediation, and enterprise user support.
Windows, Linux, Active Directory, STIG
1w
Save
Mark Applied
Hide
System Administrator
Beavercreek or Dayton
OnsiteFull Time
7+ YOERequires 7+ years administering classified systems, Top Secret clearance, DoD IAT Level II certification, Windows/Linux, networking, patching, cybersecurity, and air-gapped environment experience.
Windows, Linux, WSUS, SCCM, Red Hat Satellite, TACLANE, Cisco, GitLab, Jenkins, RSA Authentication Manager, RSA tokens, Splunk, ELK, Tenable Nessus, NetApp, Synology, Wireshark, Snort, PRTG, SCAP, SCC Tool, OpenSCAP, Samba, NFS, Veeam, VMware vSphere, Active Directory
3w
Save
Mark Applied
Hide
Senior System Administrator
Cincinnati or New York City
$105k-$160k/yr HybridFull Time
5+ YOEBachelor's or equivalent,5+ years systems administration,expertise with Windows/Mac,virtualization,cloud,AWS/Azure,PowerShell/Bash/Python,Active Directory,network fundamentals and vendor/project coordination.
PowerShell, Bash, Python, Active Directory, VMware, Hyper-V, AWS, Microsoft Azure, Microsoft Entra ID, Okta, Rippling, Snowflake
2mo
Save
Mark Applied
Hide
Sr. System Administrator
Dayton, Ohio, United States
OnsiteFull Time
8+ YOEActive Top Secret/SCI clearance, U.S. citizenship, 8+ years systems administration experience, 3+ years supporting SCI/SAP, Windows/Linux administration, RMF/DISA STIG experience, automation and virtualization skills, and required certifications (one or more listed).
ACAS, Nessus, HBSS, Splunk, SCAP Compliance Checker, tcpdump, netstat, ss, traceroute, ping, journalctl, systemctl, Kubernetes, OpenShift, Docker, Podman, Helm, Kustomize, CSI, CNI, Ansible, Terraform, Bash, PowerShell, Python, VMware, vSphere, ESXi, KVM, Active Directory, LDAP, IdM, DNS, DHCP, Group Policy Objects (GPOs)
4d
Save
Mark Applied
Hide
Mid-Level System Administrator
Wright-Patterson Air Force Base, Ohio, United States
$100k-$125k/yr OnsiteFull Time
3+ YOERequires 3–5 years of systems or network administration, Windows/Linux, Active Directory, switches and routers, DoD IAT Level II certification, U.S. citizenship, and active TS/SCI clearance.
Microsoft Windows, Linux, Active Directory, Group Policy, TCP/IP, IPv4, 802.1Q, Ethernet, DNS, DHCP, Cisco, VMware, Hyper-V, PowerShell, Bash, Python, Security Technical Implementation Guides (STIGs)
2mo
Save
Mark Applied
Hide
Sr. System Administrator
Dayton, Ohio, United States
OnsiteFull Time
8+ YOEActive Top Secret clearance with SCI eligibility, U.S. citizenship, 8+ years systems administration experience, expertise with Windows/Linux, virtualization, containers, cloud, automation, RMF/DISA STIG, and senior technical leadership.
ACAS, Nessus, HBSS, Splunk, SCAP Compliance Checker, tcpdump, netstat, ss, traceroute, ping, journalctl, systemctl, Kubernetes, OpenShift, Docker, Podman, Helm, Kustomize, CSI, CNI, Ansible, Terraform, Bash, PowerShell, Python, VMware, vSphere, ESXi, KVM, Active Directory, LDAP, Group Policy Objects (GPOs), DNS, DHCP, SELinux, FApolicyd, NFS, SSH, Git, RMF, DISA STIG
2mo
Save
Mark Applied
Hide
Proton System Administrator
Dayton, Ohio, United States
RemoteFull Time
2+ YOE2+ years Tier II or system administrator experience; knowledge of Windows Active Directory, printer/scanner/wireless troubleshooting, TCP/IP, VLANs, firewalls, routers, VoIP; familiarity with Microsoft Entra, Intune, and Google Workspace.
Windows Active Directory, TCP/IP, VLAN, VoIP, Microsoft Entra, Intune, Google Workspace
5d
Save
Mark Applied
Hide
System Administrator 2 (Cloud), Digital Technology Solutions
Cincinnati, Ohio, United States
$81k/yr OnsiteFull Time
6+ YOEBachelor's degree in IT, computer science, information systems, or related field, or six years' relevant experience. Requires enterprise IT experience, cloud administration, and advanced GCP, Terraform, Ansible, GitHub, Kubernetes, and Docker experience.
Google Cloud Platform (GCP), Amazon Web Services (AWS), Microsoft Azure, Active Directory, DNS, Terraform, Ansible, GitHub, Kubernetes, Docker, Google Cloud Infrastructure Manager, AWS CloudFormation, Azure Resource Manager, Ruby, Python, PowerShell, Chef, Puppet, Salt, Jenkins, Apache Maven, YAML, JSON, Slack, Wiz, Informatica, ServiceNow, PAM, Nutanix AHV, VMware, Linux, Windows, LDAP, SQL, F5 BIG-IP, AWS Certified Solutions Architect, GCP Cloud Architect, Microsoft Certified Azure Administrator, Solution Architect, Nutanix Certified Professional, VCP, RHCS, RHCSA, MCSE, MCSA, SNCP, CCSP, SNIA, CCIE, CCNP, BCNE
2mo
Save
Mark Applied
Hide
Systems Administrator
Walton, Kentucky, United States
OnsiteFull Time
2+ YOETwo+ years as Systems Administrator; 1+ year in high-availability; Windows servers; networks; 24x7 uptime; ITIL; 3PL/logistics experience preferred; customer service oriented.
Windows Server, Aruba Switches, Cisco Switches, Veeam, VMware, Office 365
2w
Save
Mark Applied
Hide
Systems Administrator
Dayton, Ohio, United States
OnsiteFull Time
5+ YOERequires 5 years of systems administration experience, CompTIA Security+, Linux or Windows expertise, DoD compliance knowledge, IT support skills, and an IT-related bachelor's degree or equivalent experience.
Linux, Windows, TCP/IP, DNS, DHCP, FTP, SSH, IP CONFIG, RMF, STIGs, Active Directory, VLANs, VoIP, SAP, Atlassian
2w
Save
Mark Applied
Hide
Systems Administrator
Dayton, Ohio, United States
OnsiteFull Time
Requires 5 years of systems administration experience, Security+, active DoD Top Secret/SCI clearance with SAP eligibility, IT-related bachelor's degree or equivalent experience, and Linux or Windows expertise.
5d
Save
Mark Applied
Hide
Systems Administrator/Principal Systems Administrator (AHT)
Beavercreek or Dayton or Ohio
$76k-$141k/yr OnsiteFull Time
3+ YOERequires DoD Top Secret/SCI clearance, IAT Level II certification, AWS or virtualization experience, and Windows or Linux administration. Degree and experience requirements vary by level.
AWS, Ansible, Docker, Podman, Python, Bash, PowerShell, GitOps, GitLab, Jenkins, ArgoCD, Kubernetes, Istio, Nexus, Harbor, Windows, Linux, virtual machines
1mo
Save
Mark Applied
Hide
Systems Administrator/Principal Systems Administrator (AHT)
Wright-Patterson AFB, Ohio, United States
$76k-$141k/yr OnsiteFull Time
2+ YOEActive TS/SCI clearance, IAT Level II certification, 3+ years Windows Server administration experience (2+ for level2), Bachelor's in STEM (or Master's), experience with AD, SCCM, scripting (PowerShell/Perl/Bash).
Windows Server, Microsoft System Center Configuration Manager, Microsoft Endpoint Configuration Manager, Active Directory Certificate Services (AD CS), PowerShell, Perl, Bash, HTC Condor, Elasticsearch, Kibana
4d
Save
Mark Applied
Hide
Senior Systems Administrator - 557148
Wright-Patterson Air Force Base, Ohio, United States
OnsiteFull Time
Requires active Secret clearance, CompTIA Security+ or DoD-aligned certification, systems administration experience across Windows/Linux and virtualization, cybersecurity compliance, troubleshooting, integration, documentation, and change management.
VMware ESX, Active Directory, LDAP, Windows Server 2019, Windows Server 2022, Windows Server 2025, Linux RHEL, DISA STIGs, PKI, COMSEC, RMF, AFRL DREN, NIPRNet
2w
Save
Mark Applied
Hide
Jr-Sr. Systems Administrator *
Dayton or Beavercreek or Fairborn or Riverside
$76k-$140k/yr OnsiteFull Time
0+ YOEDegree or equivalent experience, Active CompTIA Security+ preferred, Active TS/SCI clearance required, knowledge of Active Directory and Windows, networking fundamentals, and ability to lift 50 pounds.
Active Directory, Windows OS, Windows Server OS, VPN, NIPR, SIPR, SQL, Linux OS
4d
Save
Mark Applied
Hide
Associate Information Systems Administrator
Fairborn, Ohio, United States
$100k-$110k/yr OnsiteFull Time
High school diploma required; foundational hands-on IT experience accepted. Must obtain and maintain a U.S. Government security clearance. Up to 2 years of IT support or systems administration experience preferred.
Microsoft 365 GCC High, Microsoft Entra ID, Okta, Windows, macOS, VPN, Zscaler, DNS, DHCP, ITIL, Intune, Jamf, CompTIA A+, Network+, Security+, Microsoft Fundamentals, Apple Device Support, SharePoint, Power Platform, Microsoft Graph, PowerShell, JavaScript, TypeScript, API
5d
Save
Mark Applied
Hide
Systems Administrator 4
Dayton, Ohio, United States
OnsiteFull Time
10+ YOERequires active TS/SCI with CI polygraph, DoD 8570 IAT/IAM Level II certification, RMF experience, SOA expertise, Linux and Oracle knowledge, and complex systems troubleshooting skills.
Platform as a Service (PaaS), Service Oriented Architecture (SOA), GitLab, Continuous Integration/Continuous Delivery (CI/CD), UNIX, Windows, Linux, CentOS, Oracle, AWS, Azure, GCP, Xacta
1mo
Save
Mark Applied
Hide
Technology Support Specialist/Systems Administrator (Temporary One-Year Appointment)
Oxford, Ohio, United States
$60k-$62k/yr HybridFull Time
Bachelor's degree, interest/experience in systems administration or desktop support, knowledge of Windows/macOS/mobile OS, troubleshooting experience, scripting/automation familiarity, and ability to support library technology services.
Windows, macOS, Chromebook, PowerShell, Python, Bash, Jamf, Intune, TeamDynamix, ServiceNow
1mo
Save
Mark Applied
Hide
Systems Administrator-Level 2-Operational Technology
Mason, Ohio, United States
OnsiteFull Time
3+ YOE3-5 years Windows Server and networking experience, 2+ years scripting (PowerShell, Python, JavaScript, HTML), monitoring platform experience, AD/Azure AD, SQL/SSMS, troubleshooting and automation skills.
Windows Server, PowerShell, Python, JavaScript, HTML, Work Soft, SolarWinds, DataDog, Dynatrace, Active Directory, Azure AD, GPOs, SQL, SSMS, API, RDP, SCCM, VMware
4d
Save
Mark Applied
Hide
Endpoint Operations Administrator III
Wilmington or Columbus or Cincinnati or Worthington
$69k-$101k/yr HybridFull Time
6+ YOEBachelor’s degree in IT or related field preferred, 6+ years administering endpoint management systems, and expert experience with Intune, SCCM/MECM, Windows 11, Autopilot, Entra, PowerShell, and AVD.
Windows 11, MECM, SCCM, Microsoft Intune, Microsoft PowerShell, Microsoft Autopilot, Microsoft Entra, AVD, Group Policy
Explore Jobs