Linux Systems Administrator II – DoD Clearance

Columbia Technology Partners; Corridor North (MD); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

401k

Paid time off

Life and AD&D Insurance

Profit Sharing Bonus

Referral Bonus Program

Job summary

Columbia Technology Partners is seeking a System Administrator 2 to support the implementation, maintenance, and optimization of IT systems across enterprise environments. The role emphasizes mission operations sustainment, with advanced troubleshooting, system monitoring, and reliability across Linux-based infrastructure.

The ideal candidate will handle escalated issues, manage system stability, and contribute to ongoing infrastructure improvements, including automation efforts with Salt and

Qualifications

• Bachelor’s degree in a technical field; 5 years of substitute experience may apply
• Minimum 5 years as a System Administrator in similar environments
• DoD 8570 IAT Level II certification (or equivalent)
• Strong Linux, networking, and troubleshooting experience
• Experience with monitoring, automation, and scripting tools

Responsibilities

• Provide implementation, troubleshooting, and maintenance support for IT systems
• Perform Tier 1 and Tier 2 problem identification, diagnosis, and resolution
• Manage day-to-day system operations, including monitoring, maintenance, and updates
• Configure, manage, and troubleshoot Linux operating systems (RHEL, CentOS, Rocky, SLES, Ubuntu)
• Support OS installation, file systems, TCP/IP networking, and software lifecycle activities
• Troubleshoot system, application, and infrastructure issues across mission environments
• Utilize automation and configuration management tools (Salt, Ansible)
• Monitor systems using tools such as Nagios, Prometheus, Grafana, and Splunk
• Collaborate using Jira, Confluence, Git, and Slurm for workload and system management
• Support performance optimization and capacity planning

Skills

Linux admin

Networking

Troubleshooting

Scripting

Automation tools

Education

Bachelor's degree in a technical discipline

Tools

Salt

Ansible

Nagios

Prometheus

Grafana

Splunk

Jira

Confluence

Git

Slurm

Job description

Columbia Technology Partners is seeking a System Administrator 2 to support the implementation, maintenance, and optimization of IT systems across enterprise environments. The role emphasizes mission operations sustainment, with advanced troubleshooting, system monitoring, and reliability across Linux-based infrastructure.

The ideal candidate will handle escalated issues, manage system stability, and contribute to ongoing infrastructure improvements, including automation efforts with Salt and