DoD-Cleared Linux System Administrator I

Columbia Technology Partners, Inc; Annapolis (MD); On-site; USD 70,000 - 110,000; Full time

Job summary

Columbia Technology Partners is seeking a System Administrator 1 to support IT systems across enterprise environments. The role focuses on Linux-based operations, system monitoring, troubleshooting, and maintaining stability; you will provide hands-on infrastructure support, assist with performance monitoring, and help resolve issues in a dynamic environment.

The ideal candidate has 3+ years in similar roles, holds DoD 8570 IAT Level II or equivalent, and is comfortable with Linux

Qualifications

• Bachelor's degree in a technical discipline.
• Minimum 3 years of experience as a System Administrator in similar environments.
• DoD 8570 IAT Level II certification (or equivalent).
• Experience with Linux system administration, including OS installation, networking, and troubleshooting.
• Familiarity with monitoring, automation, and scripting tools (e.g., Nagios, Prometheus, Ansible, Bash).

Responsibilities

• Provide implementation, troubleshooting, and maintenance support for IT systems.
• Perform Tier 1 and Tier 2 problem identification, diagnosis, and resolution.
• Monitor system performance and ensure reliability across servers, storage, and network devices.
• Configure and maintain Linux-based operating systems (RHEL, CentOS, Rocky, SLES, Ubuntu).
• Support OS installation, file systems, TCP/IP networking, and software deployment.
• Assist with troubleshooting system and application issues using Bash scripting and standard tools.
• Support system monitoring and alerting using tools such as Nagios, Prometheus, and Grafana.
• Work with configuration management and automation tools (e.g., Salt, Ansible).
• Collaborate using tools such as Jira, Confluence, and Git-based repositories.
• Support performance tuning and capacity planning.

Skills

3+ years experience

Bash scripting

Troubleshooting

Linux administration

System monitoring

Collaboration tools

Education

Bachelor's degree in a technical discipline

Tools

Nagios

Prometheus

Grafana

Ansible

Salt

Bash

Jira

Confluence

Git

Job description

Columbia Technology Partners is seeking a System Administrator 1 to support IT systems across enterprise environments. The role focuses on Linux-based operations, system monitoring, troubleshooting, and maintaining stability; you will provide hands-on infrastructure support, assist with performance monitoring, and help resolve issues in a dynamic environment.

The ideal candidate has 3+ years in similar roles, holds DoD 8570 IAT Level II or equivalent, and is comfortable with Linux