32 windows server administrator jobs at 24 companies in Lakeland, 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
3w
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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
1d
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Automation System Administrator
Saint Petersburg, Florida, United States
HybridFull Time
Raymond James
Raymond JamesNew York Stock Exchange: RJF: Provides wealth management, investment banking, and retail banking services.
6+ YOERequires 6–10 years of systems administration experience, Windows Server expertise, enterprise automation platform support, monitoring and analytics tools, strong troubleshooting, collaboration, and on-call availability.
UiPath, Alteryx, Windows Server, Active Directory, DNS, Splunk, Blue Prism, Tableau, Microsoft Power BI, ServiceNow, Automation Cloud, Automation Suite, Orchestrator, Studio, Robots
1w
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GFT System Administrator Lead
Orlando, Florida, United States
OnsiteFull Time
Kaimetrix
Kaimetrix: An IT solutions provider supporting federal civilian, defense, and intelligence agencies through integrated technology services.
Requires Windows Server administration, DoD or federal IT experience, technical team leadership, configuration management, cybersecurity knowledge, Security+ IAT II certification, and ability to obtain an agency security clearance.
Windows Server, Active Directory, DHCP, DNS, WSUS, MDT, VBS, VBS3, VBS4, FISMA, Risk Management Framework (RMF), ACAS, Microsoft SharePoint
1w
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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
2mo
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System Administrator
Kissimmee, Florida, United States
HybridFull Time
Maverc Technologies
Maverc Technologies: Provides managed cybersecurity and IT services for organizations.
3+ YOE3–5 years in system/network administration; Windows/Linux; virtualization; security controls; SIEM; AD/GP DNS DHCP; CCNA/Security+/CMMC-CCA/CCP or CISSP; U.S. citizenship for DoD work.
Windows Server, Linux, virtualization (VMware/Hyper-V), Microsoft 365, SIEM, endpoint protection, vulnerability scanning, Active Directory, DNS, DHCP, PowerShell, Bash
1w
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Systems Administrator (Intermediate/Senior)
Orlando, Florida, United States
OnsiteFull Time
Link Solutions: Providing IT infrastructure and cybersecurity services to federal agencies.
4+ YOERequires U.S. citizenship, active DoD Secret clearance, DoD 8570/8140 IAT Level II certification or higher, and 4+ or 8+ years of enterprise IT experience depending on level. Windows Server and Active Directory experience required.
Microsoft 365, Active Directory, System Center Management, NetBackup, Veeam, HPE StoreOnce, Windows Server, Windows PowerShell, Group Policy, VMware, Linux, ACAS, Nessus, Retina
1w
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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
3w
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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
3mo
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Enterprise Systems Administrator
Atlanta or Austin or Houston or Dallas or Miramar or Orlando or Tallahassee or West Palm Beach or Fort Lauderdale or Phoenix or Charlotte
HybridFull Time
Greenberg Traurig
Greenberg Traurig: Provides global legal representation and corporate advisory services.
5+ YOEManage Windows servers and cloud platforms; monitor security; patch management; SCCM/SCOM; AD/Entra ID; on-call; hybrid work.
Microsoft Windows, Azure, Active Directory, Entra ID, SCOM, SCCM, PowerShell, Linux, MacOS, IIS, SharePoint, SQL, Networking (TCP/IP, DNS, DHCP)
3mo
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Virtualization Systems Administrator - TS/SCI w/Poly
Annapolis Junction or Washington or Colorado Springs or MacDill AFB or Springfield
$147k-$199k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years IT experience; active TS/SCI with poly; VMware/Hyper-V; Windows and Linux server admin; patching, hardening, and compliance.
VMware, Hyper-V, Windows Server, Linux Server, Patching and vulnerability management, Security and compliance tooling
1mo
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Junior System Administrator & Helpdesk Technician
Kissimmee, Florida, United States
OnsiteFull Time
Empire Management Group
Empire Management Group: Manages homeowners and condominium associations across Florida.
Associate's/Bachelor's in IT or equivalent experience; 1–2 years IT support preferred; knowledge of Windows Server, Active Directory, networking, Microsoft 365; strong troubleshooting and communication skills.
Windows Server, Active Directory, Windows, macOS, Microsoft 365, Microsoft Office 365, Azure, Microsoft Intune, Meraki, Vantaca, PowerApps
1mo
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Network Administrator
Kissimmee, Florida, United States
$80k-$112k/yr OnsiteFull Time
Kissimmee Utility Authority
Kissimmee Utility Authority: Provides municipal electric utility services to Kissimmee, Florida.
2+ YOEBachelor's in IT or related and 2+ years as network administrator; CCNA required (or obtain within 1 year); CEH or Security+/equivalent required (or obtain within 2 years); experience with enterprise networking, firewalls, VoIP, VMware, backup and security tools.
Checkpoint, Cisco Firepower, Cisco Unified Communications, CUCM, UCCX, Unity, Presence, Webex Calling, VMware, Veeam, Barracuda, Cisco ISE, Duo, Windows Server, SQL, IIS, BGP, DNS, VPN, VLANs, Spanning Tree, VoIP
5d
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NOSC Systems Administrator
MacDill Air Force Base, Florida, United States
$85k-$92k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
10+ YOE10+ years of related experience, BA/BS or equivalent experience, Secret clearance, Windows and VMware infrastructure expertise, scripting, networking, storage, monitoring, and DoW 8570 IAT Level II eligibility.
VMware, VMware ESXi, vCenter, VxRail, VSAN, PowerShell, VBScript, Microsoft Active Directory, Windows Server, Microsoft Exchange, Microsoft SharePoint, Microsoft SQL Server, Group Policy, DNS, SCCM, Windows 10
1w
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Associate Administrator, Business Systems
Orlando, Florida, United States
OnsiteFull Time
Universal Destinations & Experiences
Universal Destinations & ExperiencesNASDAQ: CMCSA: Operates theme parks and immersive entertainment resorts globally.
2+ YOEBachelor's degree in IT, computer science, management information systems, or related field; 2+ years supporting enterprise applications, Windows/Linux servers, infrastructure, patching, troubleshooting, and application support.
Windows, Linux, AutoNow, Jira, SaaS
3mo
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Senior Systems Administrator
Orlando, Florida, United States
OnsiteFull Time, Contract
Chartis Federal
Chartis Federal: Provides mission-critical communications and IT systems engineering for government.
Experience administering servers, backups, patching, security, and incident response; Tier III support; system hardening and cybersecurity compliance; automation opportunities.
Windows Server, Linux, VMware, Backup Software, Storage Management, Patch Management, System Hardening, Automation/Scripting
1w
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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
1mo
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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
2mo
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VCF Platform Engineer 1
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or St. Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
3+ YOEMinimum 3 years in infrastructure operations/virtualization or systems administration; hands-on VMware vSphere and ESXi host/cluster management; Linux and Windows Server administration; scripting/automation with PowerCLI, Python, or Ansible; familiarity with IaC and datacenter concepts.
SDDC Manager, vSphere, vSAN, NSX, PowerCLI, Python, Ansible, ESXi, Linux, Windows Server
1mo
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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

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