Solaris & Linux System Administrator

CDIT•Annapolis Junction, MD

About The Position

CDIT Solutions is seeking a skilled and detail-oriented Solaris & Linux System Administrator to join an IT infrastructure team supporting a federal customer environment. The ideal candidate brings strong experience managing enterprise Solaris and Linux environments, with hands-on expertise across storage, backup, security, and patching systems. This role requires practical knowledge of the Solaris operating system, IBM Enterprise Storage, Veritas NetBackup, and vulnerability management tooling, as well as a solid grasp of system hardening and package management disciplines.

Requirements

Active DoD TS/SCI clearance with Full Scope Polygraph (FSP).
Active CompTIA Security+ certification.
Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).
3+ years of hands-on Solaris System Administration experience.
3+ years of hands-on System Administration experience (OLVM, RHEL, CentOS, or similar).
Experience with IBM Enterprise Storage systems.
Strong knowledge of Veritas NetBackup administration.
Experience with Nessus vulnerability scanning and remediation workflows.
Proficiency with YUM package management and patching strategies.
Familiarity with STE/STIN processes and NSF-related security frameworks.
Solid understanding of Linux security, system hardening, and compliance practices.
Strong troubleshooting and scripting skills (Bash, Python, or similar).

Nice To Haves

Red Hat Certified System Administrator (RHCSA) or equivalent certification.
Experience in enterprise environments with high availability and disaster recovery requirements.
Familiarity with automation tools (Ansible, Puppet, or similar).
Exposure to cloud or hybrid infrastructure environments.

Responsibilities

Administer, maintain, and optimize Solaris and Linux systems in a production environment.
Manage and support IBM Enterprise Storage solutions to ensure high availability and performance.
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 to maintain compliance with security standards.
Support and maintain STE/STIN processes and environments per organizational standards.
Implement and maintain system security configurations, including NSF frameworks and policies.
Monitor system performance, troubleshoot issues, and implement proactive improvements.
Collaborate with cross-functional teams on infrastructure upgrades, audits, and incident response.
Maintain documentation for system configurations, procedures, and compliance requirements.