Senior Network and Computer Systems Administrator

Saalex is seeking a Senior Network & Systems Administrator in Camarillo, CA to support the administration, security, modernization, and sustainment of enterprise server and network environments. The selected candidate will serve as a technical resource responsible for maintaining secure, reliable, and compliant infrastructure supporting mission-critical operations. This role requires extensive experience with Windows and Linux administration, cybersecurity compliance, automation, patch management, enterprise services, and server lifecycle support.

Position Type: Full-Time

Salary Range: $130K-$140K (depending on experience)

Work Location: Onsite.

Essential Functions:

• Administer, maintain, and troubleshoot enterprise Windows and Linux server environments.
• Manage and support DNS, DHCP, Active Directory domain services, and Group Policy Objects (GPOs).
• Implement and maintain security controls, compliance baselines, and DISA STIG requirements.
• Perform server patching, operating system upgrades, lifecycle management, and infrastructure modernization activities.
• Deploy, configure, and maintain Windows Server environments and enterprise services.
• Administer and support SQL database environments and related services.
• Develop and maintain automation scripts using PowerShell and other scripting technologies.
• Support Linux server administration and maintenance activities, including Red Hat-based environments.
• Maintain system documentation, technical procedures, and configuration baselines.
• Coordinate with engineers, cybersecurity personnel, and customer stakeholders to support operational requirements.
• Other duties as assigned or required.

Requirements

Required:

• Minimum of five (10) years of experience administering enterprise Windows Server environments.
• Experience administering DNS, DHCP, Active Directory domain services, and Group Policy Objects (GPOs).
• Experience implementing security controls and maintaining compliance with DISA STIG requirements.
• Experience with Windows deployment, patch management, and server lifecycle administration.
• Strong Linux server and systems administration experience.
• Experience administering and supporting SQL database environments.
• Experience developing and maintaining PowerShell automation scripts.
• Strong troubleshooting, analytical, and communication skills.
• Ability to work independently and provide technical leadership within a team environment.

Desired:

• Microsoft Windows Server 2019 (or later) certification, qualification, or equivalent enterprise-level operating system credentials.
• Red Hat certification (RHCSA/RHCE) or equivalent Linux administration credentials.
• Enterprise operating system certifications such as LFCS or comparable credentials.
• Experience with Python scripting and automation.
• Experience supporting DoD or Federal Government environments.

Education:

• Masters Degree is preferred or a Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or a related field plus 4 additional years of experience.

Security Clearance:

• Active Top Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.