Senior Linux SysAdmin & Automation Engineer (AWS)

Columbia Technology Partners; Maryland; On-site; USD 140,000 - 165,000; Full time

Job summary

Columbia Technology Partners is seeking a System Administrator 3 to support mission-critical Linux-based infrastructure in a highly technical environment. The role emphasizes Red Hat Enterprise Linux, Ansible automation, and AWS cloud resources while maintaining security compliance.

Ideal candidates will have a technical degree and extensive SA experience, with DoD 8570 IAT Level II certification enabling effective systems integration and security initiatives.

Qualifications

• Bachelor's degree in a technical field with 15+ years SA experience (or 20 years without a degree).
• Extensive Red Hat Enterprise Linux administration and troubleshooting.
• Hands-on Ansible automation, AWS environments, and Nessus vulnerability management.
• Active DoD 8570 IAT II certification and strong systems integration skills.

Responsibilities

• Administer, maintain, and optimize Linux-based server environments (RHEL).
• Develop and maintain infrastructure automation using Ansible.
• Support AWS cloud environments and ensure security and availability.
• Troubleshoot complex hardware, software, and integration issues.
• Participate in shift work and weekend coverage as required.

Skills

Red Hat Linux

Ansible automation

AWS cloud environments

Vulnerability management

Security compliance

Education

Bachelor's degree in a technical discipline

Tools

Nessus (Tenable)

DoD 8570 IAM Level II (cert)

Job description

Columbia Technology Partners is seeking a System Administrator 3 to support mission-critical Linux-based infrastructure in a highly technical environment. The role emphasizes Red Hat Enterprise Linux, Ansible automation, and AWS cloud resources while maintaining security compliance.

Ideal candidates will have a technical degree and extensive SA experience, with DoD 8570 IAT Level II certification enabling effective systems integration and security initiatives.