HiringCafe
Join our community

169 linux administrator jobs at 90 companies in Florida

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
1mo
Save
Mark Applied
Hide
Linux Systems Administrator
Melbourne, Florida, United States
OnsiteFull Time
Ascension Federal Services
Ascension Federal Services: Provides IT and systems management support.
3+ YOE3+ years Linux system administration; strong Linux, scripting, and security practices; virtualization experience; Ansible/Puppet/Chef a plus.
Linux, VMware, KVM, Shell scripting, Python, Perl, Ansible, Puppet, Chef
Job PostingView all
2d
Save
Mark Applied
Hide
Linux Systems Administrator
Hurlburt Field, Florida, United States
OnsiteFull Time
Chenega IT Enterprise Services
Chenega IT Enterprise Services: Provides professional IT and mission support services to government agencies.
3+ YOE3+ years Linux systems administration experience, DoD IAT Level II, Linux certification (CompTIA Linux+/LPIC/RHCSA), Top Secret clearance, Bash/Python scripting, virtualization/cloud and STIG implementation experience.
Bash, Python, Microsoft Office, VMware, Hyper-V, Microsoft Azure, Amazon Web Services (AWS), Red Hat Enterprise Linux (RHEL), Ubuntu, CentOS
Job PostingView all
1w
Save
Mark Applied
Hide
Linux Administrator
Pensacola, Florida, United States
$70k-$115k/yr OnsiteFull Time
ValidaTek
ValidaTek: Provides IT modernization and systems engineering for federal agencies.
3+ YOEActive Secret clearance, DoD 8570 IAT Level II (e.g., Security+ CE), 3+ years systems administration experience, strong RHEL, Ansible, Red Hat Satellite, scripting (Bash, Python), virtualization, STIG/RMF knowledge, and security documentation skills.
Red Hat Enterprise Linux (RHEL), Red Hat Satellite, Ansible, Apache NiFi, Apache Kafka, VMware vSphere, KVM, Bash, Python, eMASS, HBSS, ACAS, Splunk, Podman, Docker, Kubernetes, OpenShift, ITIL
Job PostingView all
2mo
Save
Mark Applied
Hide
Linux Systems Administrator
MacDill AFB, Florida, United States
$115k-$155k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOE5+ years Linux/RedHat administration; DoD 8140/8570 certification; TS/SCI eligible; US citizenship; on-site required; strong Linux, security hardening, documentation skills.
Red Hat Enterprise Linux, CentOS, Apache, Nginx, DNS, DHCP, LDAP
Job PostingView all
1w
Save
Mark Applied
Hide
IT Linux System Administrator 2
Centennial or Cape Canaveral or Decatur or Vandenberg AFB
$82k-$136k/yr OnsiteFull Time
United Launch Alliance
United Launch Alliance: Aerospace providing space launch services for satellites.
2+ YOEBachelor in STEM or equivalent, minimum 2 years related experience, foundational Linux administration (RHEL/Rocky/AlmaLinux/Ubuntu), ability to obtain DoD TS/SCI, US citizenship required, basic networking and troubleshooting skills.
RHEL, Rocky, AlmaLinux, Ubuntu, Bash, Python, Ansible
Job PostingView all
1w
Save
Mark Applied
Hide
Linux Systems Administrator
Tampa, Florida, United States
$98k-$133k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
3+ YOE3+ years administering Red Hat/CentOS Linux in enterprise environments; DoD 8140/8570 (CompTIA Security+ CE) required; TS/SCI clearance and US citizenship required; strong troubleshooting, performance tuning, and documentation skills.
Red Hat, CentOS, Apache, Nginx, DNS, DHCP, LDAP, SSL/TLS
Job PostingView all
2d
Save
Mark Applied
Hide
Lead, Linux Systems Administrator (41008)
Jupiter, Florida, United States
OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
9+ YOEActive Secret clearance, Red Hat Linux administration, SCAP/STIG compliance, DOD 8140 certification (e.g., Security+), bachelor's plus ~9 years experience (alternatives described), ability to obtain TS/SCI with CI polygraph.
Red Hat, SCAP, STIG, RMF, High Performance Compute Cluster
Job PostingView all
3w
Save
Mark Applied
Hide
Senior Linux/UNIX System Administrator
Patrick Space Force Base or Brevard County
OnsiteFull Time
GCubed
GCubed: Provides cybersecurity and IT infrastructure services to government agencies.
5+ YOE5+ years Linux/UNIX administration with Red Hat 7.x and Solaris; Security+ required, RHCSA/RHCE preferred; Top Secret clearance and IAT Level 2; containerization (Docker/Kubernetes) and scripting/migration experience a plus.
Red Hat 7.x, Oracle Solaris 11, Docker, Kubernetes, Ansible, Red Hat Satellite, Red Hat Enterprise Virtualization, ZFS
Job PostingView all
1mo
Save
Mark Applied
Hide
Sr Principal HPC Linux Systems Administrator - Secret
Melbourne, Florida, United States
$112k-$168k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
6+ YOERequires U.S. Secret clearance, Security+ CE, 6+ years (with Master's) or equivalent experience, Linux/Red Hat and HPC systems experience, knowledge of RMF/STIG/JSIG/NISPOM environments, ability to obtain Top Secret and Special Programs access.
Red Hat, Linux, Active Directory, Group Policy, Ethernet, InfiniBand, C, Fortran, Python, Bash, GNU Make, CMake, STIG, JSIG, RMF, NISPOM, DCID 6/3-ICD 503, JAFAN
Job PostingView all
1w
Save
Mark Applied
Hide
LEAD ADMINISTRATOR L1
Jacksonville, Florida, United States
$60k-$135k/yr OnsiteFull Time
Wipro
WiproNYSE: WIT: Global technology services and consulting for digital transformation.
5+ YOE5+ years Linux administration experience with shell scripting, Java hosting on Linux, Python/Perl, TLS/certificate troubleshooting, network troubleshooting, and Glassbox experience preferred.
Linux, Shell Scripting, Java, Python, Perl, TLS, Glassbox, BladeLogic, Ansible, Terraform, Puppet, Chef, AutoSys, Splunk, Tealeaf, SiteScope, Regular Expressions, ping, nslookup, traceroute, curl
Job PostingView all
2mo
Save
Mark Applied
Hide
Application Administrator- Linux
Tampa or United States
RemoteFull Time
Lucayan Technology Solutions
Lucayan Technology Solutions: A provider of secure technology and intelligence services supporting national defense and government missions.
5+ YOEUS citizenship and minimum T3 security suitability; 5+ years Linux/RHEL application administration; RHCE or bachelor\u0002s degree preferred; expertise with Apache, Tomcat, LDAP and STIG compliance; on-call availability.
RHEL, Apache, Tomcat, LDAP, Oracle Unified Directory, Red Hat SSOM, Splunk, Oracle Cloud Infrastructure (OCI), AWS, Microsoft Azure
Job PostingView all
1mo
Save
Mark Applied
Hide
Sr Principal HPC Linux Systems Administrator - Secret
Melbourne, Florida, United States
$112k-$168k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
6+ YOERequires Secret clearance, Security+ CE, 6+ years experience (Master's+6 or equivalent), Linux/Red Hat admin experience, HPC systems design/operation, familiarity with RMF/STIG/JSIG/NISPOM, scripting (C/Fortran/Python/Bash), and ability to lift 50 lbs.
HPC, Red Hat, Linux, Active Directory, Group Policy, Ethernet, InfiniBand, C, Fortran, Python, Bash, GNU Make, CMake, STIG, JSIG, RMF, NISPOM, DCID 6/3, JAFAN
Job PostingView all
1w
Save
Mark Applied
Hide
System Administrator III - Linux
Key Biscayne, Florida, United States
HybridFull Time
GAMA-1 Technologies
GAMA-1 Technologies: Provides IT, cloud, and security services to federal agencies.
8+ YOE8+ years Linux systems administration with 5+ years supporting RHEL, experience with Terraform/Ansible/Python/PowerShell/Bash, cloud (Azure/AWS), Active Directory/Entra ID integration, and federal compliance frameworks.
Red Hat Enterprise Linux (RHEL), Terraform, Ansible, Python, PowerShell, Bash, VMware, Microsoft Azure, AWS, Microsoft Active Directory, Microsoft Entra ID
Job PostingView all
1w
Save
Mark Applied
Hide
System Administrator III - Linux
Key Biscayne, Florida, United States
HybridFull Time
GAMA-1 Technologies
GAMA-1 Technologies: Delivers cloud modernization and IT services for federal agencies.
8+ YOE8+ years Linux systems administration experience, 5+ years with RHEL, experience with IaC and automation (Terraform, Ansible), scripting (Python, PowerShell, Bash), cloud (Azure, AWS), AD/Entra integration, and federal compliance knowledge.
Red Hat Enterprise Linux (RHEL), Microsoft Active Directory, Microsoft Entra ID, Terraform, Ansible, Python, PowerShell, Bash, VMware, Microsoft Azure, AWS
Job PostingView all
2mo
Save
Mark Applied
Hide
Linux Engineer
Lakeland, Florida, United States
HybridFull Time
Raye IT Consulting
Raye IT Consulting: Provides IT consulting and program management for government agencies.
5+ YOEBachelor’s degree in IT-related field; 5+ years systems administration; strong Linux, VMware ESXi/vSphere experience; Agile experience; Security clearance Public Trust.
Linux (RHEL 7, RHEL 8), VMware ESXi, VMware vSphere, Red Hat Satellite, BigFix, Python, Perl, Java, C, ServiceNow
Job PostingView all
1d
Save
Mark Applied
Hide
Systems Administrator
Niceville, Florida, United States
OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
10+ YOEActive Top Secret clearance, 10+ years systems administration experience, strong VMware/virtualization, Windows and Linux administration, RMF/DoD environment experience, able to lift 35 lbs, willing to travel up to 20%.
VMware, vSphere, vDS, NSX, Windows, Active Directory, Group Policy, DNS, Web Application Proxy, ADFS, PKI, Linux, Docker, Containers, Kubernetes, RHEL, Satellite, Ansible, Horizon UAG, VDI, SQL Server, Splunk, SolarWinds, Trellix EPO, ACAS, HBSS, syslog
Job PostingView all
1mo
Save
Mark Applied
Hide
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
Job PostingView all
2mo
Save
Mark Applied
Hide
Systems Administrator
Atlanta or Raleigh-Durham or Phoenix or Tucson or Orlando or Nashville or Jacksonville or Houston or Greenville or Dallas or Tampa or Ft. Lauderdale or Charlotte or Austin
OnsiteFull Time
DPR Construction
DPR Construction: General contractor for complex technical and sustainable construction projects.
5+ YOE5-7 years IT experience; Windows Server administration; Active Directory; Office 365; cloud (AWS/Azure); PowerShell; scripting; enterprise identity management; Linux or Windows administration; on-call rotation.
PowerShell, Microsoft Graph, JavaScript, Shell scripting, Microsoft Office 365, Azure, AWS, Google Cloud, Oracle, Active Directory, Office 365, SharePoint Online, Exchange Online, ID management systems, SolarWinds, HP, Dell, Cisco
Job PostingView all
2mo
Save
Mark Applied
Hide
IT System Administrator
Miami, Florida, United States
OnsiteFull Time
Itaú Unibanco
Itaú UnibancoNYSE: ITUB: Financial institution providing global private banking and wealth management services.
5+ YOE5+ years in IT infrastructure/system administration; strong Windows/Linux, virtualization, cloud and security experience; English required; Portuguese/Spanish preferred.
Windows Server, Linux, VMware, Hyper-V, Azure, AWS, Microsoft 365, Active Directory, IAM, GPOs, DNS, DHCP, MFA, Firewalls, Patching, Scripting (PowerShell,Bash)
Job PostingView all
1w
Save
Mark Applied
Hide
Systems Administrator III
Orlando, Florida, United States
$97k-$120k/yr OnsiteFull Time
The DiSTI Corporation
The DiSTI Corporation: Provider of 3D virtual training and GUI software.
5+ YOE5+ years Linux systems administration (RHEL/Ubuntu), Bachelor\u0002s in CS or related (or equivalent), proficiency with Python, Bash, Ansible, VMware, Veeam, Atlassian tools, and willingness to work rotating shifts/on-call.
RHEL, Ubuntu, Ansible, Python, Bash, VMware, Veeam, Jira, Confluence, Gitlab, Subversion, PlasticSCM, SAN, NAS, Observium, Lansweeper
Job PostingView all

Explore Jobs

Expand Your Job Search