25 unix administrator jobs at 17 companies in Windermere, FL
2mo
Save
Mark Applied
Hide
System Administrator
Kissimmee, Florida, United States
HybridFull Time
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
2mo
Save
Mark Applied
Hide
Administrator II, Enterprise Application
Leesburg or Florida
$65k-$72k/yr RemoteFull Time
5+ YOEBachelor's degree required; 5+ years maintaining enterprise application systems; experience with Ellucian Banner and Oracle; Oracle DB administration and performance tuning; familiarity with Microsoft Office; availability for nights and weekends.
Ellucian Banner, Oracle, Oracle Linux, Linux, Microsoft Windows, Microsoft Office, Hyper-V Manager, WSO2 Server, RabbitMQ, Jenkins, ESM, Active Directory, Canvas, Application Express, Evisions, Oracle PL/SQL, MS/SQL, PostgreSQL, Windows shell scripting
6d
Save
Mark Applied
Hide
IT Telecom Systems Administrator REMOTE
Orlando or United States
$75k-$80k/yr RemoteFull Time
3+ YOEBachelor's degree in management information systems or computer science, or equivalent experience. Three years of voice network administration preferred, with complex diagnostics and telecom systems experience.
NICE CXone, Cisco Call Manager, Cisco Jabber, Cisco Unity, VMware, WebEx, Microsoft Teams, Zoom, Windows, UNIX, Linux, Cisco IOS, WAN, LAN, VoIP, Microsoft Word, Microsoft Excel, FAX, Public Switched Telephone Network (PSTN)
3mo
Save
Mark Applied
Hide
Manager, Systems Administrator - Sailpoint
Orlando or Atlanta or Montvale or Dallas
OnsiteFull Time
5+ YOE5+ years managing SailPoint IdentityIQ, team management experience, ServiceNow, CyberArk, Active Directory and Linux familiarity, bachelor\u0002s degree or equivalent experience, U.S. work authorization required.
SailPoint IdentityIQ, ServiceNow, CyberArk, Active Directory, Linux
1w
Save
Mark Applied
Hide
Associate Administrator, Business Systems
Orlando, Florida, United States
OnsiteFull Time
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
1mo
Save
Mark Applied
Hide
Systems Administrator II (AS9962)
DeLand, Florida, United States
OnsiteFull Time
1+ YOEExperience administering Windows servers, Active Directory, PowerShell, virtualization, basic Linux and database backup/maintenance, and entry-level cybersecurity; strong communication and troubleshooting skills.
Active Directory, PowerShell, Hyper-V, VMware, Linux, Microsoft 365, Entra ID, Defender, Azure, OCI
1w
Save
Mark Applied
Hide
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
3mo
Save
Mark Applied
Hide
Senior Systems Administrator
Orlando, Florida, United States
OnsiteFull Time, Contract
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
3mo
Save
Mark Applied
Hide
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
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)
1mo
Save
Mark Applied
Hide
Security Systems Administrator
Orlando or Reston or Tampa or United States
RemoteFull Time
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
5d
Save
Mark Applied
Hide
Classified IT System Administrator, Sr / Onsite: PA, CO, CA, AL or FL (1219)
King of Prussia or Huntsville or Littleton or Sunnyvale or Titusville
$96k-$178k/yr OnsiteFull Time
3+ YOEUS citizenship without dual citizenship, ability to obtain Top Secret clearance, 3+ years of systems administration experience, IT systems analysis, troubleshooting, networking, patching, configuration management, and strong communication skills.
Linux, Windows, VMware, KVM, NetApp, Active Directory, Ansible, Python, Bash, PowerShell, SSL/TLS
2mo
Save
Mark Applied
Hide
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
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
2mo
Save
Mark Applied
Hide
RED HAT LINUX ENGINEER
Orlando, Florida, United States
OnsiteFull Time
5+ YOEBachelor's degree in Computer Science or related field; 5+ years Linux administration; Red Hat Enterprise Linux experience; networking/storage knowledge; strong troubleshooting and communication.
Red Hat Enterprise Linux, Linux, Networking, Storage, Documentation tools
2mo
Save
Mark Applied
Hide
Sr Platform Engineer (Project Hire)
Lake Buena Vista or Orlando
$112k-$150k/yr HybridFull Time
5+ YOE5+ years in infrastructure/platform/DevOps; experience with Ansible, Terraform, CI/CD (Jenkins/GitLab), Linux/Windows administration, observability (Splunk), Kubernetes/Harvester; strong reliability and automation skills.
Ansible, Terraform, Splunk, Kubernetes, Harvester, Jenkins, GitLab, AWS, Linux, Windows
1mo
Save
Mark Applied
Hide
Corporate Security Engineering – Lead Engineer Role
Pittsburgh or Lake Mary
HybridFull Time
5+ YOE3+ Mgmt5+ years physical security engineering with 3+ years leading teams; Genetec expertise; experience migrating PACS/CCTV; Windows/Linux administration; SQL, PowerShell, Python; networking and cybersecurity familiarity.
Genetec, C-CURE, Victor, Windows, Linux, SQL, PowerShell, Python, SIEM
2mo
Save
Mark Applied
Hide
Sr Platform Engineer (Project Hire)
Lake Buena Vista, Florida, United States
$112k-$150k/yr HybridFull Time
5+ YOEMinimum 5 years platform/infrastructure/DevOps experience; expertise with Ansible, Terraform, CI/CD (Jenkins/GitLab), Linux/Windows administration, Splunk, Kubernetes/Harvester, automation, observability, and cross-team collaboration.
Ansible, Terraform, Splunk, Kubernetes, Harvester, Jenkins, GitLab, AWS, Linux, Windows
3w
Save
Mark Applied
Hide
Information Systems Security Officer (41555)
Orlando, Florida, United States
OnsiteFull Time
6+ YOEActive DoD Secret clearance, 6+ years cybersecurity experience (or 4+ with graduate degree; 10+ without degree), ISSO/RMF experience, system administration (Windows/Linux), and assessment/hardening tool knowledge.
Microsoft Windows, Linux, SCAP Compliance Checker, ACAS, Nessus, eMASS, Cisco
3w
Save
Mark Applied
Hide
Lead Software Engineer - Pharmacy Core Platform
Lakeland, Florida, United States
$135k-$203k/yr HybridFull Time
7+ YOEBachelor's in computer science or equivalent, 7+ years platform/devops experience, 5+ years WebLogic/WildFly/JBoss and Apache administration, Ansible, Kafka, Azure, monitoring tools, strong troubleshooting and leadership skills.
Oracle WebLogic, WildFly, JBoss, Apache, UNIX, Linux, Ansible, Kafka, Microsoft Azure, Splunk, Dynatrace, Java, Spring Boot, WebLogic Scripting Tool (WLST), Docker, Kubernetes, OpenShift, Microsoft Entra ID
2d
Save
Mark Applied
Hide
Cyber Security Engineer
Orlando, Florida, United States
OnsiteFull Time
Bachelor's degree in a related field or equivalent experience; software or systems engineering, Linux administration, security hardening, offensive security, NIST controls, vulnerability reporting, RMF, IAT Level II certification, U.S. citizenship, and current Secret clearance required.
Linux, STIGs, Python, NIST SP 800-53, Risk Management Framework (RMF)
Explore Jobs