Senior Linux SysAdmin | Ansible & AWS | DoD 8570

Columbia Technology Partners, Inc; Maryland; Sur place; USD 140 000 - 165 000; Plein temps

Avantages offerts par ce poste

Medical benefits

401(k) retirement plan

Paid time off

Résumé du poste

Columbia Technology Partners is seeking a System Administrator 3 to support mission-critical Linux-based infrastructure, automation, cloud, and security initiatives. The role requires deep expertise in Red Hat Linux, automation, system integration, and security compliance to ensure reliable operations.

The candidate will administer, maintain, and optimize enterprise Linux environments, implement Ansible automation, support AWS cloud, and handle vulnerability management with Tenable Nessus, while

Qualifications

• Bachelor's degree in a technical discipline with 15+ years of System Administrator experience (or 20 years experience in lieu of a degree).
• Extensive Linux administration and troubleshooting experience, especially Red Hat Enterprise Linux.
• Hands-on Ansible automation, AWS cloud environments, and Tenable (Nessus) vulnerability management.
• Active DoD 8570 IAT Level II certification and ability to resolve complex hardware, software, and systems integration issues.

Responsabilités

• Administer, maintain, and optimize Linux-based server environments with a focus on Red Hat Enterprise Linux.
• Develop, implement, and maintain infrastructure automation using Ansible.
• Support AWS cloud environments and ensure system performance, availability, and security.
• Perform vulnerability management using Tenable Nessus and support remediation efforts.
• Troubleshoot hardware, software, application, and integration issues.
• Ensure security standards compliance including DoD 8570 IAM Level II requirements.
• Support SOA environments and understand system interdependencies across platforms.
• Participate in shift work and weekend coverage as needed.

Connaissances

Linux administration

Ansible automation

AWS cloud

Tenable Nessus

Security compliance

Red Hat Enterprise Linux

Formation

Bachelor's degree in a technical discipline

Outils

Ansible

AWS

Tenable Nessus

Red Hat Enterprise Linux

Description du poste

Columbia Technology Partners is seeking a System Administrator 3 to support mission-critical Linux-based infrastructure, automation, cloud, and security initiatives. The role requires deep expertise in Red Hat Linux, automation, system integration, and security compliance to ensure reliable operations.

The candidate will administer, maintain, and optimize enterprise Linux environments, implement Ansible automation, support AWS cloud, and handle vulnerability management with Tenable Nessus, while