3mo
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Linux Administrator
Huntsville, Alabama, United States
OnsiteFull Time
5+ YOE5+ years Linux administration; US citizen; located in Huntsville, AL area or willing to relocate; DoD Secret clearance; lab environment focus; Bachelor’s preferred.
Linux, Windows
1w
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Senior Linux Administrator
Huntsville, Alabama, United States
OnsiteFull Time
8+ YOEBachelor's degree in CS/IT/EE/CE,8+ years systems admin,5+ years Linux administration,Security+ and Linux+ or RedHat cert,active SECRET clearance required.
Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 10, OpenShift, Ansible Automation, Gitlab, VEEAM, NetApp, HPE/Synergy, Synology, Windows, Active Directory, Cisco
4w
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Linux Systems Administrator / Secret / Onsite: Huntsville, AL
Huntsville, Alabama, United States
OnsiteFull Time
Requires Secret clearance to start and ability to obtain Top Secret; DoD 8570 IAT II/III cert (Security+, CASP, CISSP) within 6 months; Linux/UNIX administration, lifecycle/configuration management, vulnerability remediation, helpdesk support; able to lift 30 lbs.
RH 7.x, RH 8.x, Ansible, Red Hat OpenShift, Kerberos, LDAP, NTLM, Active Directory, DHCP, DNS, Group Policy, WSUS, TCP/IP, UDP, SMTP, NFS, FTP, Telnet, SSH, Microsoft Windows 10, Microsoft Windows 11, VMware vSphere, VSphere vCenter, ESXi, KVM, STIG, RMF
2w
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Principal Linux System Administrator- must have active secret clearance
Huntsville, Alabama, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEActive US secret clearance and US citizenship, bachelor\u0002s plus 5 years experience, Linux and Windows server administration, AD/LDAP, VMware, Ansible, security tooling; must obtain CompTIA Security+ CE or equivalent within 6 months.
Redhat Enterprise Linux, Microsoft Windows, Ansible, DNS, DHCP, LDAP, Active Directory, VMware, SCAP, Nessus, Splunk, Symantec
1mo
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Linux Systems Administrator PR Lead - Kwajalein Atoll - 3856
Huntsville or Huntsville or Marshall Islands
OnsiteFull Time
8+ YOEBachelor's or equivalent experience, 8+ years IT experience, expertise with RHEL, Docker, Ansible, Git; DoD baseline IAT Level II certifications (Security+/CySA+/GICSP and Linux+/Server+/CE); ability to obtain Secret clearance and relocate to Kwajalein.
RHEL, Red Hat, Docker, Kubernetes, Ansible, Git, GitLab, Ceph, Centrify, Windows, STIG, Bash, Python, PowerShell, sar, mpstat, top, vmstat, iostat
2w
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Intermediate System Administrator (Linux/OpenShift) - PAE Fires IT Support (AL, Huntsville)
Huntsville, Alabama, United States
OnsiteFull Time
Administer Red Hat OpenShift and Linux systems, maintain virtual infrastructure, serve as Tier 3 escalation for container and RHEL application issues, and support Dev/Stage/Prod environment provisioning.
Linux, Red Hat OpenShift, RHEL
2mo
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Atlassian Administrator
San Diego or Colorado or Huntsville or Tupelo
$72k-$110k/yr HybridFull Time
4+ YOE4+ years Atlassian administration experience, 3+ years systems administration; strong Linux/Windows/Unix and enterprise Atlassian (JIRA, Confluence, Bitbucket, Bamboo, Fisheye/Crucible) skills; Agile/Scrum experience; HA/DR and automation experience; US citizenship required.
Atlassian, JIRA, Confluence, Bitbucket, Bamboo, Fisheye, Crucible, Microsoft 365, Microsoft Teams, Microsoft OneDrive, Microsoft Forms, Microsoft Planner, Microsoft SharePoint, Linux, Windows, Unix, TCP/IP, VMs, Agile, Scrum
3w
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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
2w
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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
2d
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Systems Administrator
Huntsville, Alabama, United States
OnsiteFull Time
5+ YOEBS/BA plus 5 years or equivalent experience; U.S. citizenship and eligibility for government background investigation; experience administering Windows, Linux, Solaris, Active Directory, HPE hardware, Veritas NetBackup, and lab networking.
Microsoft Windows Server, Veritas Netbackup, Hewlett Packard Enterprise (HPE), Active Directory, Solaris, Linux, TCP/IP, HPE StorageWorks MSL4048, MSL3040, SCSI HBA, Broadcom
1d
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System Administrator
Huntsville or Redstone Arsenal
OnsiteFull Time
0+ YOEUS citizen able to obtain Secret clearance, Associate's or Bachelor's in IT/CS/Systems Engineering (or equivalent training), 0–5 years IT/sysadmin experience, Linux/Windows fundamentals, virtualization, scripting, and CompTIA Security+ CE (or obtain within 60 days).
RHEL, Rocky, Ubuntu, Windows Server, VMware vSphere/ESXi, KVM, Hyper-V, Bash, PowerShell, Python, DISA STIGs, Docker, Podman, Ansible, Puppet, SaltStack
1w
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System Administrator II
Huntsville, Alabama, United States
OnsiteFull Time
2+ YOEAssociate's or Bachelor's (or equivalent experience), minimum 2 years IT support experience, U.S. citizenship and eligibility for DoD Secret clearance, experience with Microsoft 365, Active Directory, Linux, MacOS, and strong organizational skills.
Microsoft 365 GCC High, Microsoft SharePoint Online, Microsoft Exchange, Active Directory, Group Policy, Entra ID, Intune, Linux, Red Hat, Ubuntu, Red Hat Satellite Server, Mac OS, Azure
3mo
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System Administrator-SR
Huntsville, Alabama, United States
OnsiteFull Time
8+ YOE8+ years experience; 4-year degree or 4 extra years experience in lieu; onsite Huntsville, AL; Active SECRET clearance; DoD 8140 Security+; Windows/Linux admin; AD, virtualization; STIG compliance; hardware/software support.
Windows, Linux, Active Directory, Virtualization, STIGs, Security+, DoD 8140
2mo
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Systems Administrator 2nd shift
Huntsville, Alabama, United States
$51k-$82k/yr OnsiteFull Time
0+ YOEActive TS/SCI with Poly; 2nd shift; end-user tech support; Windows/Linux; DoD 8570 IAT I/II; Cisco Packet Tracer; security certifications.
Windows, Linux, Cisco Packet Tracer, DoD 8570, CISSP, Security+, TS/SCI Poly
1mo
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Network Administrator Lead
Huntsville, Alabama, United States
OnsiteFull Time
8+ YOERequires U.S. citizenship and active DoD Secret clearance; 8+ years network engineering experience; bachelor\u0002s in STEM; DoD 8140/8570 IAT/IAM Level II (e.g., Security+, CySA+) and experience with TSN, TTE, VMware, Windows Server, Active Directory, Linux, Cisco, network analysis tools, and scripting (Python/PowerShell/Bash).
Time-Sensitive Networking (TSN), Time-Triggered Ethernet (TTE), VMware, Windows Server, Active Directory, Linux, Cisco, Wireshark, SolarWinds, Python, PowerShell, Bash, VLANs, QoS, FRER, MBSE
3d
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Database Administrator CoOp/Intern
Huntsville, Alabama, United States
OnsiteInternship
US citizenship required; bachelor\u000degree (or final-year student) in CS/IT or related; willingness to work PST/CST business hours; no prior DBA experience required; basic SQL and Linux familiarity desirable.
Oracle E-Business Suite (EBS), SQL, Linux/Unix
2w
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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
3mo
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SENIOR SYSTEM ADMINISTRATOR
Huntsville, Alabama, United States
OnsiteFull Time
8+ YOESecret clearance required; DoD 8140-certified; 8+ years of system administration; experience in classified environments; Bachelor's degree in IT/CS preferred.
Windows, Linux, Virtualization, Backup, STIGs, Monitoring, Security patches
2w
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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)
1mo
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1218 - IT System Administrator
Huntsville, Alabama, United States
OnsiteFull Time
5+ YOEBachelor's in CS/IS, CompTIA Security+ required, 5+ years systems/network support experience, experience with Microsoft 365/Entra ID, Windows/Linux/Mac, DoD security familiarity, U.S. citizenship and ability to maintain active security clearance.
Microsoft 365, Entra ID (Azure AD), Microsoft Outlook, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Office, Windows Operating Systems, Linux, Macintosh
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