53 windows system administrator jobs at 37 companies in Trinity, AL
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Windows System Administrator
Huntsville, Alabama, United States
OnsiteFull Time
0+ YOECurrent in-scope Secret clearance, BS (or 4 additional years experience), Security+ (or equivalent) within 6 weeks, Windows certification (or ability to obtain), 0–3 years Windows system administration experience, familiarity with DISA STIGs and RSA.
DISA STIGs, RSA
2d
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Senior Windows Administrator
Huntsville, Alabama, United States
OnsiteFull Time
Bachelor’s degree in a relevant technical field, 8+ years as a systems administrator, 5+ years managing Windows systems, Security+ or Windows certification, and active Secret clearance required.
Microsoft Windows, Microsoft Windows Server, Active Directory, Group Policy, DNS, DHCP, PowerShell, OpenShift, NIST 800-171, CMMC, DISA STIGs, Cisco, RMF, HPE/Synergy, Synology, NetApp, Veeam, GitLab, VMware
1mo
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Windows System Administrator- Huntsville, Alabama
Huntsville, Alabama, United States
OnsiteFull Time
5+ YOEActive DoD Secret clearance, CompTIA Security+, 5+ years Windows administration experience, PowerShell scripting, AD/DNS/GPO management, patch management (WSUS/SCCM), DISA STIG/ACAS familiarity, virtualization and hybrid Windows/Linux operations.
Windows 10, Windows 11, Windows Server 2019, Windows Server 2022, Hyper-V, VMware ESXi, PowerShell, Ansible, ACAS, Evaluate-STIG, Microsoft Office 365, Microsoft Teams, Microsoft SharePoint, Git, GitLab, Jenkins, WSUS, SCCM, Splunk, SolarWinds, Prometheus, KVM, Red Hat Enterprise Linux (RHEL)
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System Administrator
Redstone, Alabama, United States
OnsiteFull Time
5+ YOETop Secret/SCI clearance, 5+ years enterprise IT experience, hands-on Windows/Linux system and network administration, STIGs/patching, incident response, and Tier 1/2 user support.
Windows, Linux, Security Technical Implementation Guides (STIGs), COMSEC
3d
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System Administrator
Huntsville, Alabama, United States
RemoteFull Time
Bachelor’s degree or equivalent experience; 0–3 years in IT or systems administration; Security+ or DoD 8140 IAT-II certification; Windows certification; US citizenship; ability to obtain Secret clearance.
Microsoft Windows 11, Microsoft Windows Server, Microsoft 365, Microsoft Teams, PowerShell, IIS, Microsoft SQL Server, VMware Cloud Director, AWS EC2, DISA STIGs, STIG tools
2w
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System Administrator, Jr.
Panama City or Huntsville
OnsiteFull Time
0+ YOE0–3 years of system administration experience, a bachelor's degree or equivalent, Security+ certification, Windows or Linux familiarity, and an active Secret clearance or ability to obtain one.
Windows, Linux, PowerShell, Bash, Python, DISA STIGs, SECNAV M-5239.2
1d
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System Administrator (Intermediate)
Huntsville or Alabama
OnsiteFull Time
5+ YOESecret clearance required to start, IAT Level II certification, 5+ years of systems administration experience, and a bachelor's degree or equivalent experience. Requires Windows, Linux, virtualization, cybersecurity compliance, scripting, and network support expertise.
Windows Server 2019/2022, Red Hat Enterprise Linux, Ubuntu, Active Directory (AD), Group Policy Objects (GPOs), Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), VMware ESXi, vCenter Server, NAS, SAN, ACAS (Assured Compliance Assessment Solution), Nessus, Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs), Risk Management Framework (RMF), NIST SP 800-53, Public Key Infrastructure (PKI), Single Sign-On (SSO), PowerShell, Bash, Ansible, Cisco, LAN, ServiceNow, Microsoft Visio, SCAP Compliance Checker, WSUS, Tanium, Red Hat OpenShift, Kubernetes, Docker, Gitlab, Jenkins, Azure DevOps
1w
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Senior System Administrator
Huntsville, Alabama, United States
$150k-$215k/yr OnsiteFull Time
6+ YOEBachelor's degree in information technology, computer science, engineering, or related field plus 6 years of IT systems experience, or 10 years equivalent experience; enterprise infrastructure and Windows Server expertise required.
Windows Server, DHCP, DNS, Remote Desktop Services, WSUS, PowerShell, Windows Admin Center, RSAT, Microsoft System Center, Hyper-V, Failover Clustering, Azure, AWS, OpenStack, Apache NiFi, Storage Spaces Direct (S2D), Group Policy Management, SQL Server, SharePoint Server, Exchange, Skype for Business Server, Data Center Bridging (DCB)
1w
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System Administrator (Linux)
Huntsville, Alabama, United States
OnsiteFull Time
5+ YOERequires 5–8 years of systems administration experience, Linux and RHEL expertise, Cisco networking, GitLab, Linux certification, DoD 8570 IAT II certification, bachelor's degree, and active DoD Secret clearance.
Linux, Windows, GitLab, RHEL, Cisco IOS, VMware ESXi, bash, Python, Ansible, HBSS, RSA
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Intermediate System Administrator (Windows/VMware) - PAE Fires IT Support (AL, Huntsville)
Huntsville, Alabama, United States
OnsiteFull Time
Maintain VMware ESXi and Windows VM/appliance environments; act as Tier 3 escalation for service desk to diagnose infrastructure-level issues.
VMware ESXi, Windows
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System Administrator 4
Huntsville, Alabama, United States
OnsiteFull Time
6+ YOEU.S. citizen with 6+ years related experience, bachelor’s or equivalent, active Secret clearance, deep Windows and VMware experience, SCCM/MDT/PowerShell skills, Cisco familiarity, DISA STIGs knowledge.
vSphere/ESXi, Horizon Client, VMware, Active Directory, DNS, DHCP, Group Policy, Microsoft SCCM, Microsoft Deployment Toolkit (MDT), ACAS, Cisco routers, ASA, PowerShell, AWS, Azure, Google Cloud
1mo
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System Administrator II
Huntsville, Alabama, United States
$115k-$130k/yr OnsiteFull Time
3+ YOE3+ years managing virtual/physical servers, virtualization (VMware/vCenter), Active Directory, Windows servers, backup/restore, security controls per NIST/RMF, PKI/SSO, and troubleshooting; Top Secret clearance and IAT Level II required.
VMware, vCenter, VMware Horizon, Microsoft Hyper-V, Citrix XenServer, Oracle VM, Red Hat Enterprise Virtualization, Active Directory, NTFS, DFS, SCCM, PKI, SSO, Ansible, Cisco, Microsoft Visio, Nessus, PowerShell, JavaScript
1w
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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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Systems Administrator 1
Huntsville, Alabama, United States
OnsiteFull Time
4+ YOEAssociate degree or equivalent experience, 4–6 years in IT support or systems administration, Windows and networking expertise, strong troubleshooting skills, and ability to obtain a U.S. Government security clearance.
Microsoft Windows, Microsoft, TCP/IP, DNS, DHCP, VPN, VLANs, SQL, PowerShell, Python, Manufacturing Execution Systems (MES), Enterprise Resource Planning (ERP), Active Directory, Group Policy
1d
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Systems Administrator
Huntsville, Alabama, United States
OnsiteFull Time
2+ YOEBachelor's degree in a technical field, 2 years of enterprise IT experience, Windows administration expertise, Linux and macOS knowledge, networking skills, troubleshooting ability, and active Secret clearance.
Windows, Linux, Apple macOS
2w
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IT Systems Administrator
Huntsville, Alabama, United States
OnsiteFull Time
5+ YOECompTIA Security+ required, ability to obtain Top Secret clearance, 5+ years IT experience, Windows/Linux administration, network troubleshooting, STIGs, COMSEC, user support, and bachelor's degree or equivalent.
Windows, Linux, Security Technical Implementation Guides (STIGs), COMSEC, VTC
1mo
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Classified Systems Administrator
Huntsville, Alabama, United States
$95k-$143k/yr OnsiteFull Time
6+ YOEActive Secret clearance, DoD 8570 certification (e.g., Security+), 6+ years systems administration experience (10+ for higher grade), proficiency with Windows Server/AD, Linux, virtualization, scripting, vulnerability remediation and RMF/NIST/DISA STIG compliance.
PowerShell, Ansible, Tenable (ACAS), SCAP, STIG, RMF, NIST 800-53, DISA STIG, Windows Server, Active Directory, Red Hat Enterprise Linux, Hyper-V, VMWare VSphere, Cisco IOS, Nexus OS, SPLUNK
3w
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Network Systems Administrator
Huntsville, Alabama, United States
OnsiteFull Time
2+ YOERequires U.S. citizenship, 2–3 years in Windows/ChromeOS, networking, server administration, Microsoft security, and IT support experience; must lift equipment up to 50 lbs and participate in 24x7 on-call rotation.
G Suite, Gmail, Windows, ChromeOS, Microsoft Office, AD Users and Computers Account Administration, Microsoft Security Administration, Microsoft Anti-Virus, Disk-imaging products, VM, Windows Server 2003, Windows Server 2008, Windows Server 2012, Windows Server 2019, Windows Server 2022
1mo
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2026-07 Principal Systems Administrator
Huntsville, Alabama, United States
OnsiteFull Time
10+ YOE10+ years systems administration experience with mixed Windows/Linux infrastructure, VMware vSphere, networking, scripting (Bash/Python/PowerShell), DoD/CMMC compliance, and clearance eligibility.
Active Directory, DNS, DHCP, Certificate Services, Ubuntu, Rocky Linux, RHEL, VMware vSphere, Entra ID, GCC High, SLURM, Bash, Python, PowerShell, GitLab, Artifactory, MLflow, Ansible, GitLab CI, Jenkins
2w
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Enterprise IT Systems Administrator
Huntsville, Alabama, United States
OnsiteFull Time
4+ YOE4+ years enterprise IT administration experience, strong Microsoft 365/Entra/Intune skills, endpoint lifecycle and networking experience, Windows 10/11 support, excellent communication and documentation skills.
Microsoft 365, Exchange Online, SharePoint Online, Microsoft Teams, OneDrive, Microsoft Entra ID, Microsoft Intune, Microsoft 365 Admin Center, Exchange Admin Center, SharePoint Admin Center, Teams Admin Center, Entra Admin Center, Windows Autopilot, Microsoft Defender for Endpoint, PowerShell, Power Platform, Power Apps, Power BI, SQL Server, Windows 10, Windows 11
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