22 windows server administrator jobs at 13 companies in Trinity, FL

3mo
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Application Administrator - Windows
Tampa or United States
RemoteFull Time
Lucayan Technology Solutions
Lucayan Technology Solutions: A government contracting firm that delivers secure technology and intelligence services in support of national defense and intelligence missions.
5+ YOE5+ years Windows Server and application administration experience, STIG/security hardening knowledge, familiarity with IIS, Active Directory, patching, and enterprise application management; U.S. citizenship and T3 clearance eligibility required.
Windows Server, IIS, Active Directory, STIG, Apache, Tomcat, Splunk, OCI, Azure, AWS
1mo
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Windows Systems Administrator - TS/SCI with Polygraph
Annapolis Junction or Washington or Colorado Springs or Tampa or Springfield
$111k-$150k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOEActive TS/SCI with polygraph and U.S. citizenship required, 8+ years IT experience, bachelor\u0002s in IT or 10+ years experience in lieu, meet DoD 8140 certification (e.g., Security+ CE); Windows Server, Active Directory, GPO, PowerShell, STIG/HBSS, virtualization.
Group Policy Objects (GPO), Microsoft Windows Server, Active Directory, PowerShell, STIG, HBSS, SCAP
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Windows Systems Administrator - TS/SCI with Polygraph
Annapolis Junction or Washington or Colorado Springs or Tampa or Springfield
$111k-$150k/yr OnsiteFull Time
General Dynamics Information Technology
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOEActive TS/SCI with favorable polygraph, 8+ years related IT experience, DoD 8140 IAWF cert (e.g., Security+ CE), hands-on Windows Server/AD/GPO/PowerShell, STIG/HBSS compliance, virtualization and patch management experience; US citizenship required.
Group Policy Objects (GPO), Microsoft Windows Server, Microsoft Active Directory, PowerShell, STIG, HBSS, SCAP
2w
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Systems Administrator
Plant City, Florida, United States
OnsiteFull Time
Sellers & Associates
Sellers & Associates: Provides programmatic, engineering, and training support to government clients.
3+ YOEExperience administering Windows Server, Active Directory, Azure, Intune and networking; CompTIA Security+; strong troubleshooting, communication, and organizational skills; able to obtain security clearance.
Cisco, Ubiquiti, Aruba IAP, Blade servers, VM, Intune, Azure Active Directory, Group Policy, Active Directory, Windows Server, SNMP, Cisco CLI
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Network Administrator
Plant City, Florida, United States
OnsiteFull Time
Linder Industrial Machinery
Linder Industrial Machinery: Sells and services heavy construction and agricultural equipment.
1+ YOEAssociate's or bachelor's degree in IT or networking, or equivalent experience; 1–3 years of IT or networking experience; knowledge of TCP/IP, DNS, DHCP, VLANs, firewalls, Windows Server, and Active Directory.
LAN, WAN, Wi-Fi, VPN, VLAN, Active Directory, ERP, Infor, VitalEdge, TCP/IP, DNS, DHCP, firewalls, Windows Server, Hyper-V, Microsoft 365, Azure, switches, routers, access points
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System Administrator
Tampa or Fayetteville
OnsiteFull Time
SES Space & Defense
SES Space & DefenseEuronext Paris: SESG: Provides satellite communications and managed network services for governments.
5+ YOEActive U.S. Secret clearance and citizenship; bachelor's degree or equivalent; 5+ years administering Windows Server, Linux, virtualization, storage, and enterprise infrastructure; DoD IAT Level II certification and STIG/RMF experience.
Microsoft Windows Server, Linux, Active Directory, Group Policy, DNS, DHCP, RMF, STIG, Microsoft Windows, CompTIA Security+ CE
1w
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GCCS System Administrator
Tampa, Florida, United States
OnsiteFull Time
Venatore
Venatore: Mission-driven IT and cybersecurity services for federal agencies.
Active TS/SCI clearance, experience administering Solaris,RHEL,Windows, AD, VMware, enterprise databases and Java app servers; scripting and DoD security compliance experience.
Global Command and Control System (GCCS), Solaris, Zones, ZFS, Red Hat Enterprise Linux (RHEL), Windows, Microsoft Active Directory (AD), VMware, Oracle, Sybase, PostgreSQL, MySQL, WebLogic, Tomcat, JBoss, NFS, SSH, NTP, LDAP, Apache, PowerShell, Java
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Technology Support Administrator
Tampa or United States
RemoteFull Time
Avalon Healthcare Solutions
Avalon Healthcare Solutions: Manages diagnostic laboratory testing for healthcare payers and providers.
1+ YOERequires 12+ months technical support experience, high school diploma/GED, Windows and MS Office proficiency, technical troubleshooting, SQL and Java knowledge, communication skills, and reliable home internet.
Claude, Windows Server, Microsoft Azure AD, Microsoft Intune, Microsoft Exchange, Microsoft SharePoint, Microsoft Office, Microsoft Windows, Linux, SQL, Java, Jira Service Desk, PowerShell
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Security Systems Administrator
Orlando or Reston or Tampa or United States
RemoteFull Time
Advanced IT Concepts
Advanced IT Concepts: Provides IT systems integration and simulation training for defense.
2+ YOE2+ years supporting and securing enterprise systems, network and cloud environments; knowledge of hardening, patching, vulnerability and incident response; strong troubleshooting and communication skills.
Windows Server, Linux, Entra ID, Group Policy, Purview, Intune, AWS, Microsoft Azure, Google Cloud Platform
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Mid-Level DoW experienced IT Systems Manager – Top Secret with SCI eligibility
MacDill AFB, Florida, United States
$112k-$179k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
8+ YOE8+ years IT systems administration/management experience (or +12 years in lieu of degree), DoW/LE/Combatant Command experience, Windows Server/AD/NAS/SAN administration, air‑gapped systems, IA/STIGs, IA coordination, and relevant certifications.
Windows Server, Active Directory, NAS, SAN, SharePoint, M365, NetApp, Isilon, Dell EMC, PowerShell, Python, SQL
3w
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Mid-Level DoW experienced IT Systems Manager – Top Secret with SCI eligibility
MacDill AFB, Florida, United States
$112k-$179k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
8+ YOEBachelor's degree or equivalent experience, 8+ years IT systems administration, 5+ years DoW/Combatant Command support, Windows Server/Active Directory/NAS experience, air‑gapped enclave operations, ITIL and SharePoint administration, Top Secret/SCI clearance required.
Windows Server, Active Directory, NAS, SAN, NetApp, Isilon, Dell EMC, Microsoft SharePoint, Microsoft 365, PowerShell, Python, SQL
1mo
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Systems Analyst (L2) - Hybrid
Puyallup or Federal Way or Kirkland or Seattle or Tacoma or Issaquah or Bellingham or Tampa or Arlington or Washington
$30-$35/hr HybridFull Time
FusionTek
FusionTek: Provides managed IT, cybersecurity, and custom software development services.
CompTIA A+ or Network+ required, MD-102 preferred; strong Windows and macOS skills, Windows Server administration, SonicWall and Datto networking, Microsoft 365/Office 365, Azure or AWS, Datto BCDR/SaaS Backup, Autotask PSA (plus); ability to lift 50 lbs and reliable transportation.
Microsoft Windows 10, Microsoft Windows 11, macOS, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022, SonicWall, Datto Networking, Microsoft 365, Microsoft Office 365, Microsoft Azure, AWS, Datto BCDR, SaaS Backup, Autotask PSA, Microsoft Hyper-V
2w
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Cloud Infrastructure Engineer
Charlotte or Orlando or Tampa or Jacksonville or Raleigh or New York or Washington or Atlanta
RemoteFull Time
Intertape Polymer Group
Intertape Polymer Group: Manufactures protective packaging and industrial tape solutions.
4+ YOE4-7 years cloud administration experience, strong Azure architecture and migration skills, bachelor\u0002s in IT or equivalent, Azure/AD/Windows Server/PowerShell/Ansible experience, vulnerability scanning knowledge.
Azure, Azure CLI, PowerShell, Azure PowerShell, Azure Portal, Intune, SCCM, Microsoft Active Directory, Windows Server 2016, Windows Server 2019, Windows Server 2025, Ansible, Nessus
2w
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Cloud Infrastructure Engineer
Raleigh or New York or Jacksonville or Atlanta or Washington or Charlotte or Orlando or Tampa
RemoteFull Time
Intertape Polymer Group
Intertape Polymer Group: Produces industrial tapes, films, and automated packaging equipment.
4+ YOE4+ years cloud administration experience, strong Azure architecture and migration skills, Azure CLI/PowerShell, Active Directory and Windows Server experience, Ansible, vulnerability scanning, bachelor’s or equivalent experience.
Azure, Microsoft Active Directory, Windows Server 2016, Windows Server 2019, Windows Server 2025, Azure CLI, PowerShell, Azure PowerShell, Azure Portal, Ansible, Intune, SCCM, Nessus
3w
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Systems Engineer
Tampa, Florida, United States
OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
12+ YOETS/SCI clearance required; DoW 8570 IAT II and 8140 Work Role Code 451 compliance; mastery of systems engineering, Active Directory, Windows Server, RBAC, DFS; mentoring and multi-site administration experience.
Active Directory, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022, VMware, Nutanix, Microsoft 365, Azure, Linux Red Hat, DFS, RBAC
2w
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Principal Cyber Security Engineer (Onsite)
Largo, Florida, United States
$108k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEActive transferable Top Secret/SCI clearance and U.S. citizenship; strong RHEL 8/9 and systems administration skills; DoD 8570 IAT Level II (CISSP or Security+); typically 8+ years STEM experience; VMware and firewall experience preferred.
RHEL 8/9, VMware vSphere, vCenter, ESXi, LDAP, Active Directory, PKI, Windows Server