Linux Systems Administrator - Enterprise Storage & Security

Columbia Technology Partners; Maryland; On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

Medical plans

Vision and Dental

401k with company contribution

PTO and leave

Career growth opportunities

Life and AD&D insurance

Profit sharing bonus

Referral bonus program

Job summary

Columbia Technology Partners is seeking a skilled Linux System Administrator to support enterprise infrastructure in a secure, high-performance environment. You will manage Linux systems, IBM storage, and Veritas NetBackup while enforcing security and compliance standards.

This hands-on role requires patching, scripting, and vulnerability management to drive continuous improvements in the infrastructure operations and incident response readiness.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).
• 3+ years of hands-on Linux system administration experience (RHEL, CentOS, or similar).
• Experience with enterprise storage (IBM), backup solutions (Veritas NetBackup), and vulnerability management tools (e.g., Nessus).
• Strong knowledge of Linux patching (YUM), system hardening, security best practices, and scripting (Bash, Python, or similar).

Responsibilities

• Administer, maintain, and optimize Linux-based systems in a production environment.
• Manage IBM Enterprise Storage solutions to ensure availability, performance, and data integrity.
• Configure, monitor, and troubleshoot Veritas NetBackup for enterprise backup and recovery operations.
• Perform system patching and package management using YUM repositories.
• Execute and remediate vulnerability scans using Nessus, ensuring alignment with security requirements.
• Implement and maintain system security configurations, including system hardening and policy enforcement.
• Support STE/STIN-related processes and security frameworks.
• Monitor system performance, troubleshoot issues, and implement proactive improvements.
• Collaborate with engineering, security, and infrastructure teams to support upgrades, audits, and incident response.
• Maintain clear and accurate documentation for system configurations, procedures, and compliance activities.

Skills

Linux administration

IBM Enterprise Storage

Veritas NetBackup

Vulnerability management (Nessus)

System hardening

Bash/Python scripting

Security compliance

Education

Bachelor's degree in CS/IT or related

Tools

Veritas NetBackup

Ansible

Puppet

YUM

Nessus

Job description

Columbia Technology Partners is seeking a skilled Linux System Administrator to support enterprise infrastructure in a secure, high-performance environment. You will manage Linux systems, IBM storage, and Veritas NetBackup while enforcing security and compliance standards.

This hands-on role requires patching, scripting, and vulnerability management to drive continuous improvements in the infrastructure operations and incident response readiness.