Senior Secret-Cleared DoD Systems Administrator

RTX; McKinney (TX); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

401(k) match

Paid time off

Holidays

Job summary

RTX is seeking an experienced IT Systems Administrator for an onsite role in McKinney, TX. The position requires Active DoD Secret clearance and U.S. citizenship.

You will manage a mixed Red Hat and Windows environment, coordinate Red Hat installations, and support engineering software deployments with a focus on testing, documentation, and knowledge transfer. The role demands collaboration with cybersecurity teams, 24×7 operations readiness, and flexibility for occasional after-hours work to

Qualifications

• Bachelor's degree or equivalent required, plus 5+ years of relevant experience or an advanced degree with 3+ years.
• Active Secret clearance required prior to start date; U.S. citizenship.
• Experience with Red Hat Enterprise Linux, Windows/Linux administration, and enterprise backup/recovery suites.

Responsibilities

• Provide IT systems administration in a heterogeneous RedHat Enterprise/Microsoft Windows environment.
• Lead and coordinate RedHat installation and configuration.
• Participate in all phases of engineering software installation and support, including testing and documentation.
• Mentor junior Linux admins and collaborate with cybersecurity teams to maintain security requirements.
• Provide documentation and training on advanced IT processes and procedures.
• Support 24×7 operations and occasional after-hours work.
• Ensure server management, storage management, and cross-platform authentication for classified programs.

Skills

System administration

Troubleshooting

Security awareness

Collaboration

Education

Bachelor's degree or equivalent

Tools

Red Hat Enterprise Linux

Active Directory

WSUS

VMware

BackupExec

NetBackup

Windows administration

Linux administration

Backup and Recovery suites

Job description

RTX is seeking an experienced IT Systems Administrator for an onsite role in McKinney, TX. The position requires Active DoD Secret clearance and U.S. citizenship.

You will manage a mixed Red Hat and Windows environment, coordinate Red Hat installations, and support engineering software deployments with a focus on testing, documentation, and knowledge transfer. The role demands collaboration with cybersecurity teams, 24×7 operations readiness, and flexibility for occasional after-hours work to