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Application Administrator- Linux

Lucayan Technology Solutions

Tampa, Florida(remote)

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JOB DETAILS
SKILLS
Amazon Web Services (AWS), Apache, Application Hosting, Cloud Computing, CompTIA Security+, Computer Security, Disaster Recovery, DoD Directive 8140, DoD Directive 8570, DoD Secret Clearance, Enterprise Applications, Enterprise Directory Services, Environmental Issues, Federal Government, Incident Response, Information Systems/Technology IS/IT Administration, Information Technology & Information Systems, Internet Security, LDAP (Lightweight Directory Access Protocol), Linux Administration, Linux Operating System, Maintain Compliance, Microsoft Windows Azure, Oracle, Red Hat Linux Operating System, Regulatory Compliance, Security Clearance, Security Compliance, Security Information and Event Management (SIEM), Single Sign-On (SSO), Software Administration, Software Patches, Splunk, Standard Operating Procedures (SOP), T-3 / DS3, Technical Operations, Technical Support, Technical Writing, Tomcat, United States Citizen, United States Department of Defense (DoD)
LOCATION
Tampa, Florida
POSTED
30+ days ago

Location: This is a US-based remote position, with candidates in the Tampa Bay area preferred.

  • Tampa-based employees may have the possibility of transitioning to a hybrid schedule in the future, requiring periodic onsite presence at our Tampa, FL location. 


Employment Type: Full-Time Core business hours with on-call availability
Security Clearance: minimum T3 required


Job Summary 

We are seeking a skilled Linux Application Administrator to provide technical support for RHEL-based enterprise application environments on a federal government IT program. You will administer Linux-hosted applications and services, collaborate with team members, ensure STIG compliance, and serve as a technical escalation point for Linux environment issues.


Key Responsibilities

  • Perform technical operations for enterprise Linux application administration in a federal IT environment
  • Collaborate with and support junior Linux administrators
  • Execute deployment, patching, monitoring, and incident response for RHEL-hosted applications
  • Administer Apache, Tomcat, LDAP, Oracle Unified Directory, and Red Hat SSO
  • Maintain STIG configurations and drive cybersecurity compliance across Linux systems
  • Develop and maintain SOPs, runbooks, and technical documentation
  • Participate in disaster recovery testing and technology refresh planning for Linux environments
  • Serve as a technical escalation point for Linux environment issues


Required Qualifications

  • U.S. Citizenship required
  • Security Clearance: minimum T3 required
  • Bachelor's degree OR RHCE certification
  • Minimum 5 years of Linux/RHEL application administration
  • Hands-on expertise with Apache, Tomcat, LDAP, and enterprise directory services
  • Experience with security hardening, STIG compliance, and patch management on Linux


Preferred Qualifications

  • RHCSA or RHCE certification
  • Experience with Splunk or similar log management/SIEM platforms
  • Cloud infrastructure experience (OCI, AWS, or Azure)
  • Background in federal IT with DoD security compliance requirements


Certifications

  • RHCE preferred or required in lieu of degree
  • Security+ or DoD 8570 baseline a plus
  • Active or obtainable DoD Secret clearance; T5 may be required

 

About the Company

L

Lucayan Technology Solutions

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