2w
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
2w
Save
Mark Applied
Hide
SITEC - Network Security Administrator - MacDill AFB
MacDill AFB, Florida, United States
$80k-$128k/yr OnsiteFull Time
8+ YOEAdvanced network security administration experience with enterprise security appliances, DoD 8570 IAT II certification, CCNA, TS/SCI clearance, and multi-year relevant experience.
Intrusion Detection/Prevention Systems (IDS/IPS), Virtual Private Networks (VPNs), Cisco Firepower Threat Defense (FTD), Firepower Management Center (FMC), Forescout CounterACT, Cisco ISE, Cisco SEG, Cisco Secure Network Analytics (Stealthwatch), DISA STIGs
2w
Save
Mark Applied
Hide
SITEC - Network Security Administrator - MacDill AFB
MacDill AFB, Florida, United States
$80k-$128k/yr OnsiteFull Time
Requires advanced network security administration experience, DoD TS/SCI clearance, DoD 8570 IAT II and CCNA, hands-on experience with Cisco security products and enterprise security tools, and ability to perform patching, hardening, monitoring, and incident response.
Cisco Firepower Threat Defense (FTD), Firepower Management Center (FMC), Forescout CounterACT, Cisco ISE, Cisco SEG, Cisco Secure Network Analytics (Stealthwatch), IDS/IPS, VPNs, DISA STIGs
1mo
Save
Mark Applied
Hide
Information Technology Security Administrator (14027)
Hillsborough County or Citrus County or Hardee County or Hernando County or Lake County or Manatee County or Pasco County or Pinellas County or Polk County or Sarasota County or Sumter County or United States
$100k-$150k/yr OnsiteFull Time
4+ YOEAdminister and support information security and compliance (CJIS, SSAE 16, ISO 27001); conduct gap analyses, vulnerability management, incident response, log review, patching, and security assessments. Multiple education/experience pathways with 4–7 years security experience required depending on degree.
eSet, Proofpoint, Checkpoint, Active Administrator, CJIS, SSAE 16, ISO 27001
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
Systems Administrator
Tampa, Florida, United States
OnsiteFull Time
8+ YOEBachelor's in CS or related field; 8+ years in a SysAdmin role; Windows and Linux; security and privacy knowledge; strong problem-solving and communication; independent and team player.
Windows, Linux, Network Security
3w
Save
Mark Applied
Hide
Network Administrator
Kissimmee, Florida, United States
$80k-$112k/yr OnsiteFull Time
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
2d
Save
Mark Applied
Hide
System Administrator
Tampa, Florida, United States
OnsiteFull Time
4+ YOEBachelor's degree with 4+ years experience or equivalent; DoD 8140 IAT Level II certification (e.g., CompTIA Security+ce, CCNA Security, CySA+); virtualization/Linux/Microsoft certifications preferred; active Secret clearance required; RMF and server administration experience.
Linux, Microsoft Server, Microsoft Domain Controller, Microsoft Exchange, VMware vCenter, VIEW VDI, VMware Horizon View, SCCM Systems Manager, ESXi, VMware vSphere, SAN, NAS, Active Directory Certificate Services (ADCS), IIS, Risk Management Framework (RMF)
2mo
Save
Mark Applied
Hide
Application Administrator
Tampa or United States
RemoteFull Time
3+ YOEU.S. citizen with T3 clearance, 3+ years application administration on Windows or Linux, bachelor's degree or technical certification, experience with security hardening, patch management, and application lifecycle.
Windows, Linux, Apache, Tomcat, IIS, LDAP, Active Directory, STIG, Splunk, ACAS, IPSwitch MoveIt, Oracle B2C, SharePoint, Tableau, Verint
2w
Save
Mark Applied
Hide
Systems Administrator
Tampa, Florida, United States
$65k-$80k/yr OnsiteFull Time
Microsoft 365 administration, Active Directory, Entra ID, account provisioning, security compliance, Level II/III help desk experience; Apple/Mac and Mosyle experience and education-setting experience preferred.
Microsoft 365, Active Directory, Entra ID, Mosyle, Mac
2w
Save
Mark Applied
Hide
Atlassian Administrator
Reading or Tampa
OnsiteFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
1+ YOEAssociate's degree or 1 year admin experience, 1+ year system engineering/IT support, hands-on Atlassian suite experience, Jira administration, JQL/REST/Groovy, SDLC/agile knowledge, troubleshooting and security awareness.
Jira, Confluence, JQL, REST, Groovy, Oracle, Linux
1mo
Save
Mark Applied
Hide
Database Administrator
Tampa or Kansas City or Beaverton or Phoenix
$95k-$115k/yr RemoteFull Time
5+ YOEBachelor's degree, 5+ years DBA experience, Microsoft database administrator associate certification, expertise in performance tuning, security, HA/DR, backups, automation (PowerShell/Bash/Python), monitoring (SolarWinds, Redgate), and rotating on-call support.
PowerShell, Bash, Python, SolarWinds, Redgate
2d
Save
Mark Applied
Hide
Linux Systems Administrator
Tampa, Florida, United States
$98k-$133k/yr OnsiteFull Time
3+ YOEUS citizen with TS/SCI clearance, 3+ years Linux systems administration experience, DoD 8140/8570 (CompTIA Security+ CE), Red Hat/CentOS administration, patching, security hardening, and strong troubleshooting and documentation skills.
Red Hat, CentOS, Apache, Nginx, DNS, DHCP, LDAP, SSL/TLS
1w
Save
Mark Applied
Hide
Systems Administrator
Plant City, Florida, United States
OnsiteFull Time
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
3mo
Save
Mark Applied
Hide
Database Administrator
Tampa or Arcadia or Advance or Mesquite or Charlotte
OnsiteFull Time
3+ YOE3+ years SQL Server admin in enterprise; backups, security, monitoring; scripting; ITIL; strong communication.
PowerShell, T-SQL, Python, SQL Server, Monitoring tools
3w
Save
Mark Applied
Hide
Linux Systems Administrator
Tampa, Florida, United States
$98k-$133k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
3+ YOETS/SCI clearance, DoD 8140/8570 certification (CompTIA Security+ CE), 3+ years Linux systems administration experience (Red Hat/CentOS), expertise in services (Apache, Nginx, DNS, DHCP, LDAP), security hardening and patching, US citizenship required.
Red Hat, CentOS, Apache, Nginx, DNS, DHCP, LDAP, SSL/TLS
2mo
Save
Mark Applied
Hide
Unarmed Security Officer
Orlando or Kissimmee
$14-$15/hr OnsiteFull Time
Customer service experience, security knowledge, strong communication, surveillance proficiency, problem-solving, independence.
2w
Save
Mark Applied
Hide
Systems Administrator
Tampa, Florida, United States
$65k-$80k/yr OnsiteFull Time
Experience administering Microsoft 365, Active Directory and Entra ID; account provisioning, security compliance, and Level II/III help desk support. Apple/Mac and Mosyle experience and K-12 setting experience preferred.
Microsoft 365 Administration, Active Directory, Entra ID, Mosyle, Apple/Mac
1mo
Save
Mark Applied
Hide
Virtualization Administrator
Tampa, Florida, United States
OnsiteFull Time
Active TS/SCI clearance and applicable DoD 8140/8570 certification; experience administering VMware vSphere/ESXi/vCenter/vSAN and virtualization networking; backup/DR, security compliance, documentation, and troubleshooting; willing to travel up to 10% OCONUS.
VMware ESXi, vCenter Server, vSphere, vSAN, vSphere Networking, VMware distributed switches, VMware Horizon, Virtual Desktop Infrastructure (VDI), Ansible, PowerCLI, VMware vRealize Orchestration (vRO), VMware vRealize Automation (vRA), vROps Management Pack, VMware Cloud Foundation (VCF), VMware NSX, REST APIs
1mo
Save
Mark Applied
Hide
Database Administrator
Kissimmee, Florida, United States
$30-$40/hr OnsiteFull Time
2+ YOEBachelor's in a STEM field (or comparable experience), 2+ years professional experience, proficiency with Oracle, MySQL, Microsoft SQL Server and SQL, database design, backup/recovery, security, performance tuning, and scripting (Python, Shell, PowerShell). Valid Florida Driver's License required.
Oracle, MySQL, Microsoft SQL Server, SQL, Python, Shell, PowerShell
Explore Jobs