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Full Time T3 Jobs (NOW HIRING)

Job Type: Full-time Pay: $75,000.00 - $100,000.00 per year Benefits: * 401(k) * 401(k) matching * Dental Insurance * Employee discount * Flexible spending account * Health insurance * Health savings ...

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Uses communication skills to regularly exchange information Additional Information Time Type: Full time Employee Type: Assignee / Regular Travel: No Relocation Eligible: No The salary offered to a ...

Uses communication skills to regularly exchange information Additional Information Time Type: Full time Employee Type: Assignee / Regular Travel: No Relocation Eligible: No The salary offered to a ...

Uses communication skills to regularly exchange information Additional Information Time Type: Full time Employee Type: Assignee / Regular Travel: Yes, 10% of the Time Relocation Eligible: No The ...

Job Type: Full-time Pay: $75,000.00 - $100,000.00 per year Benefits: * 401(k) * 401(k) matching * Dental Insurance * Employee discount * Flexible spending account * Health insurance * Health savings ...

Cyber Security Engineer

San Antonio, TX · On-site

$125K - $144K/yr

... Full-time Description & Requirements Maximus is a trusted federal partner supporting ... TCS051, T3, Band 6 Job-Specific Essential Duties and Responsibilities: * Implements and maintains ...

Cyber Security Engineer

Von Ormy, TX · On-site

$125K - $144K/yr

... Full-time Description & Requirements Maximus is a trusted federal partner supporting ... TCS051, T3, Band 6 Job-Specific Essential Duties and Responsibilities: * Implements and maintains ...

Cyber Security Engineer

San Antonio, TX · On-site

$125K - $144K/yr

... Full-time Description & Requirements Maximus is a trusted federal partner supporting ... TCS051, T3, Band 6 Job-Specific Essential Duties and Responsibilities: * Implements and maintains ...

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Full Time T3 information

What is the difference between Full Time T3 vs Full Time T2?

AspectFull Time T3Full Time T2
Required CredentialsTypically requires a bachelor's degree and relevant certificationsUsually requires a bachelor's degree, sometimes with additional certifications
Work EnvironmentOffice, corporate, or technical settings with project-based tasksSimilar office or technical environments, often with team collaboration
Employer & Industry UsageCommon in IT, engineering, and technical industriesWidely used in same industries, often as a mid-level role

Full Time T3 roles generally demand specific certifications and experience, positioning them as advanced entry-level or junior roles. Full Time T2 positions are slightly more foundational, often requiring similar credentials but with less experience. Both roles are prevalent in technical industries and share similar work environments, but T3 roles typically involve more complex responsibilities.

What are the most commonly searched types of T3 jobs? The most popular types of T3 jobs are:
Infographic showing various Full Time T3 job openings in the United States as of June 2026, with employment types broken down into 75% Full Time, and 25% Part Time. Highlights an 94% Physical, 1% Hybrid, and 5% Remote job distribution.
Application Administrator- Linux

Application Administrator- Linux

Lucayan Technology Solutions LLC

Tampa, FL • On-site

Full-time

Posted 21 days ago


Job description

About Lucayan Technology Solutions LLC
At Lucayan Technology Solutions LLC, we deliver secure, innovative solutions in support of national defense and intelligence missions. As a trusted government contracting partner, we provide top-tier intelligence and technology services that safeguard our nation. Our team is mission-driven, and we are committed to building careers that matter.
Location: Tampa, FL (Hybrid)
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