Linux Applications Administrator - Enterprise DoD IT

KaiHonua; Denver (CO); On-site; USD 110,000 - 120,000; Full time

Job summary

Mano Lani LLC seeks a Linux Applications Administrator to manage DTMO GOTS/COTS apps on Linux. You’ll install, test, patch, and monitor applications, coordinate with DMDC IT, and provide on‑call support for mission‑critical incidents. Strong Linux, RHCSA/RHCE, Apache, Tomcat, LDAP, and Splunk experience required.

Responsibilities include disaster recovery testing, ITIL-aligned incident management, and creating technical documents. DoD-focused role with on-site work hours; salary posted.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Information Systems, or a related field (RHCSA/RHCE can substitute)
• 5+ years of experience in Application Administration
• Experience administering Linux-based applications in enterprise or government environments
• Strong knowledge of Linux operating systems (RHEL/CentOS/Ubuntu)
• Experience with application installation, configuration, patching, and lifecycle management
• Familiarity with Linux CLI, services, and shell scripting
• Experience with logging, monitoring, and security practices in Linux environments
• Knowledge of Apache web server, Tomcat, LDAP, Oracle Unified Directory, Red Hat SSO, and Splunk

Responsibilities

• Install, test, deploy, debug, update, and patch DTMO GOTS and COTS applications on Linux platforms
• Troubleshoot application concerns and respond to inquiries from users
• Support logging software that captures security events
• Configure user access and monitor system stability and security
• Coordinate with DMDC IT System Administrators to resolve infrastructure issues
• Perform maintenance, review logs, and resolve errors
• Provide technical support to DTMO users and IT managers
• Support setup of external connections, whitelisting, ports, and protocols
• Ensure monitoring during core hours and on-call support outside these hours
• Develop and maintain technical docs with DMDC
• Support Governance Board processes and disaster recovery tests
• Produce root-cause analyses and apply ITIL practices

Skills

RHCSA

RHCE

CompTIA Linux+

CompTIA Security+

ITIL Foundation

Linux administration

Apache

Tomcat

LDAP

Oracle Unified Directory

Red Hat SSO

Splunk

SaaS/PaaS/Cloud

5+ years experience

Collaborative work

Education

Bachelor's degree in IT/CS/Information Systems

Tools

Red Hat Enterprise Linux (RHEL)

CentOS

Ubuntu

Job description

Mano Lani LLC seeks a Linux Applications Administrator to manage DTMO GOTS/COTS apps on Linux. You’ll install, test, patch, and monitor applications, coordinate with DMDC IT, and provide on‑call support for mission‑critical incidents. Strong Linux, RHCSA/RHCE, Apache, Tomcat, LDAP, and Splunk experience required.

Responsibilities include disaster recovery testing, ITIL-aligned incident management, and creating technical documents. DoD-focused role with on-site work hours; salary posted.