Senior Linux Systems Administrator (DoD)

Columbia Technology Partners, Inc; Annapolis (MD); On-site; USD 80,000 - 110,000; Full time

Benefits offered by this job

Medical plans

Vision & Dental

401k plan

PTO & leave

Tuition reimbursement

Profit sharing

Job summary

Columbia Technology Partners seeks a System Administrator 2 to support the implementation, maintenance, and optimization of IT systems across enterprise environments. The role emphasizes Linux-based infrastructure, system stability, and performance optimization in mission environments.

The ideal candidate will perform Tier 1/2 troubleshooting, manage day-to-day operations, and contribute to ongoing infrastructure improvements using Salt, Ansible, and monitoring tools like Nagios, Prometheus,

Qualifications

• Requires a Bachelor’s degree in a technical discipline or equivalent experience.
• Minimum 5 years of System Administrator experience in enterprise environments.
• DoD 8570 IAT Level II certification (or equivalent).
• Strong Linux administration, networking, and troubleshooting skills.
• Experience with monitoring, automation and scripting tools (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.
• Manage day-to-day system operations, including monitoring and updates.
• Configure 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 Nagios, Prometheus, Grafana, and Splunk.
• Collaborate using Jira, Confluence, Git, and Slurm for workload and system management.

Skills

Troubleshooting

Team collaboration

Communication

Education

Bachelor's degree in a technical discipline

Tools

Nagios

Prometheus

Grafana

Splunk

Salt

Ansible

Jira

Confluence

Git

Slurm

Bash

Job description

Columbia Technology Partners seeks a System Administrator 2 to support the implementation, maintenance, and optimization of IT systems across enterprise environments. The role emphasizes Linux-based infrastructure, system stability, and performance optimization in mission environments.

The ideal candidate will perform Tier 1/2 troubleshooting, manage day-to-day operations, and contribute to ongoing infrastructure improvements using Salt, Ansible, and monitoring tools like Nagios, Prometheus,