Sr. Red Hat Linux Administrator

Quadrant, Inc.; Annapolis (MD); On-site; USD 100,000 - 125,000; Full time

Job summary

A leading company is seeking a Sr. Red Hat Linux Administrator to manage RHEL servers across various environments. Candidates should have over 15 years of IT experience, possess RHCSA/RHCE certification, and be skilled in performance tuning, automation, and monitoring. This role offers a competitive hourly wage, healthcare benefits, and a dynamic working environment.

Benefits

Healthcare benefits

Qualifications

• 15+ years of experience in the Information Technology field.
• Red Hat Certified Systems Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification is required.

Responsibilities

• Installing, configuring, and maintaining Red Hat Enterprise Linux (RHEL) servers.
• Performing system upgrades, patch management, and security hardening.
• Monitoring system performance and troubleshooting issues.
• Documenting system configurations and procedures.

Skills

Red Hat performance tuning

Load balancing

Backup/recovery

Disaster recovery

Application development support

Automating system administration

Monitoring system performance

Troubleshooting issues

Education

Bachelor's or postgraduate degree in Engineering

Computer Science

Tools

Ansible

Bash

Python

Red Hat Satellite

Oracle WebLogic

Oracle DB

Progress 4GL/OpenEdge

Apache Web Servers

vSphere-hosted RHEL

Rubrik backup systems

Elastic Search

CVS

PeopleSoft

Mobius

Job description

Sr. Red Hat Linux Administrator

Annapolis, MD

Pay From: $45.00 per hour



MUST:

Experienced Sr. Red Hat Linux Administrator

15+ years of experience in the Information Technology field.

Red Hat performance tuning and support.

Load balancing, partitioning, backup/recovery, and disaster recovery.

24/7 system availability environments.

Application development support and electronic imaging systems.

Working in complex networked system environments.

Administering IBM AIX on pSeries systems.

Administering systems including, but not limited to: Oracle WebLogic, Oracle DB, Progress 4GL/OpenEdge, Apache Web Servers, vSphere-hosted RHEL, Rubrik backup systems, Oracle OBI, Elastic Search, CVS, PeopleSoft, Mobius

Red Hat Certified Systems Administrator (RHCSA) certification, or Red Hat Certified Engineer (RHCE).

Bachelor's or postgraduate degree in Engineering, Computer Science, or a related field



DUTIES:

Installing, configuring, and maintaining Red Hat Enterprise Linux (RHEL) servers across development, testing, and production environments.

Performing system upgrades, patch management, and security hardening.

Monitoring system performance and troubleshooting issues.

Automating system administration tasks using Ansible, Bash, or Python.

Administering Red Hat Satellite, Identity Management (IdM), and other RHEL ecosystem tools.

Collaborating with security teams to ensure compliance.

Maintaining storage, backup, and disaster recovery solutions.

Supporting application teams with best practices for Linux-based deployments.

Documenting system configurations, procedures, and troubleshooting guides.

Participating in on-call support and incident response.

Configuring Network File Server (NFS) and mount points.

Setting up and managing system and application cron jobs.

Quadrant is an affirmative action/equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, status as a protected veteran, or status as an individual with a disability. "Healthcare benefits are offered to all eligible employees according to compliance mandated by the Affordable Care Act".