Solaris & Linux System Administrator

Zohorecruit; Maryland; On-site; USD 95,000 - 130,000; Full time

Job summary

CDIT Solutions seeks a Solaris & Linux System Administrator to join an IT infrastructure team supporting a federal customer environment. You will manage enterprise Solaris and Linux, with hands-on work in storage, backup, security, and patching.

Responsibilities include administering Solaris/Linux in production, maintaining IBM Enterprise Storage and Veritas NetBackup, patching via YUM, and enforcing system hardening and security practices. A TS/SCI clearance is required.

Qualifications

• Active DoD TS/SCI clearance with Full Scope Polygraph (FSP).
• Bachelor's degree in Computer Science, Information Technology, or related field.
• 3+ years of Solaris System Administration experience.
• 3+ years of 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).

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.
• Perform system patching and package management using YUM repositories.
• Execute and remediate vulnerability scans using Nessus to maintain security compliance.
• Support and maintain STE/STIN processes and environments per 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.

Skills

Solaris System Administration

Linux System Administration

Veritas NetBackup

IBM Enterprise Storage

Nessus vulnerability scanning

YUM package management

System hardening

Bash scripting

Python scripting

DoD TS/SCI clearance

Education

Bachelor's degree in Computer Science or IT

Tools

IBM Enterprise Storage

Veritas NetBackup

Nessus

Job description

Annapolis Junction, United States | Posted on 10/08/2026

CDIT Solutionsis seeking a skilled and detail-oriented Solaris & Linux SystemAdministrator to join an IT infrastructure team supporting a federal customerenvironment. The ideal candidate brings strong experience managing enterpriseSolaris and Linux environments, with hands‑on expertise across storage, backup,security, and patching systems.

This rolerequires practical knowledge of the Solaris operating system, IBM EnterpriseStorage, Veritas NetBackup, and vulnerability management tooling, as well as asolid grasp of system hardening and package management disciplines.

KeyResponsibilities

• Administer, maintain, and optimize Solaris and Linuxsystems in a production environment.
• Manage and support IBM Enterprise Storage solutions toensure high availability and performance.
• Configure, monitor, and troubleshoot Veritas NetBackupfor enterprise backup and recovery operations.
• Perform system patching and package management usingYUM repositories.
• Execute and remediate vulnerability scans using Nessusto maintain compliance with security standards.
• Support and maintain STE/STIN processes andenvironments per organizational standards.
• Implement and maintain system security configurations,including NSF frameworks and policies.
• Monitor system performance, troubleshoot issues, andimplement proactive improvements.
• Collaborate with cross‑functional teams oninfrastructure upgrades, audits, and incident response.
• Maintain documentation for system configurations,procedures, and compliance requirements.

RequiredQualifications

• Active DoD TS/SCI clearance with Full Scope Polygraph(FSP).
• Bachelor's degree in Computer Science, InformationTechnology, or related field (or equivalent experience).
• 3+ years of hands‑on Solaris System Administrationexperience.
• 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 andremediation workflows.
• Proficiency with YUM package management and patchingstrategies.
• Familiarity with STE/STIN processes and NSF-relatedsecurity frameworks.
• Solid understanding of Linux security, systemhardening, and compliance practices.
• Strong troubleshooting and scripting skills (Bash,Python, or similar).

PreferredQualifications

• Experience in enterprise environments with highavailability and disaster recovery requirements.
• Familiarity with automation tools (Ansible, Puppet, orsimilar).
• Exposure to cloud or hybrid infrastructureenvironments.