Senior Linux Systems Administrator – 24/7 On-Call Ops

gdit; Mississippi; On-site; USD 91,000 - 123,000; Full time

Benefits offered by this job

Health plan options

Full flex work weeks

Paid time off

Disability & life insurance

Job summary

GDIT seeks a Senior Linux System Administrator to manage Linux servers processing data from a global buoy network at the NDBC facility, Stennis Space Center, MS. You will maintain on-prem and AWS environments, implement patches, and support cloud migrations.

Responsibilities include 24x7 on-call rotation, system hardening, A&A support, backups, and automation of routine tasks. Strong communication with stakeholders is essential; US citizenship is required for facility access.

Qualifications

• 8+ years of related IT infrastructure experience.
• Advanced knowledge and experience with Red Hat Linux, Apache, Tomcat, and security posture management (STIG updates).
• AWS solutions and migration of Linux systems is a plus.

Responsibilities

• Provide 24x7x365 on-call support for data processing and IT mission operations.
• Support IT architecture improvements for continuity of operations and data flow.
• Assist with A&A audits, patching, and POAM requirements to maintain Authority to Operate.

Skills

IT Infrastructure

Linux

System Administration

Education

Bachelor's degree in Computer Science, Information Systems, or equivalent

Tools

AWS

Job description

GDIT seeks a Senior Linux System Administrator to manage Linux servers processing data from a global buoy network at the NDBC facility, Stennis Space Center, MS. You will maintain on-prem and AWS environments, implement patches, and support cloud migrations.

Responsibilities include 24x7 on-call rotation, system hardening, A&A support, backups, and automation of routine tasks. Strong communication with stakeholders is essential; US citizenship is required for facility access.