Senior Linux Systems Administrator – RHEL & Ansible Expert

Columbia Technology Partners; Corridor North (MD); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Medical plans

Vision and dental

401(k) plan

Paid time off

Tuition assistance

Life and disability insurance

Profit sharing

Referral bonuses

Job summary

Columbia Technology Partners in Maryland is seeking an experienced System Administrator 3 to provide implementation, troubleshooting, maintenance, and operational support for mission-critical IT systems. The role emphasizes RHEL administration and automation with Ansible.

The ideal candidate will support STE/STN and Red Hat Satellite environments, work with operations teams, and ensure system availability, security, and performance in a demanding government-related environment.

Qualifications

• Fifteen (15) years of experience as a Systems Administrator; alternative for degree: 5 additional years may substitute for a bachelor’s degree.
• Bachelor's degree in a technical discipline from an accredited college or university.
• DoD 8570 Information Assurance Technical (IAT) Level I certification or higher.
• Strong hands-on experience administering Red Hat Enterprise Linux (RHEL) environments and leveraging Ansible for automation and configuration management.
• Experience supporting STE/STN systems, Red Hat Satellite Server, and complex troubleshooting across hardware, software, and networks.

Responsibilities

• Provide implementation, troubleshooting, maintenance, and operational support for enterprise IT systems.
• Manage daily configuration, operation, monitoring, and optimization of system infrastructure.
• Administer and maintain Linux and Windows operating systems, with emphasis on RHEL.
• Utilize Ansible automation tools to streamline system administration and configuration management.
• Support and maintain STE/STN and Satellite Server environments.
• Provide Tier 1 and Tier 2 support, including problem identification, diagnosis, escalation, and resolution.
• Analyze and resolve complex issues involving server hardware, software, and system integrations.
• Monitor system performance, optimize resource utilization, and conduct capacity planning.

Skills

RHEL administration

Linux/Windows administration

Troubleshooting complex IT issues

Capacity planning

Collaboration and communication

Education

Bachelor's degree in a technical discipline

Tools

Ansible

Red Hat Satellite Server

STE/STN environments

Job description

Columbia Technology Partners in Maryland is seeking an experienced System Administrator 3 to provide implementation, troubleshooting, maintenance, and operational support for mission-critical IT systems. The role emphasizes RHEL administration and automation with Ansible.

The ideal candidate will support STE/STN and Red Hat Satellite environments, work with operations teams, and ensure system availability, security, and performance in a demanding government-related environment.