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# System Administrator III

- **Company:** Saalex Corporation
- **Location:** San Diego, CA, United States
- **Experience:** Expert
- **Salary:** $100,000.0 - $170,000.0
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Cloud Computing, Software Documentation, System Configuration, Live Virtual and Constructive, Enterprise Software Applications, Virtual Environment, Reliability of Systems, Information Technology
- **Published:** July 23, 2026
- **Apply:** https://www.juju.com/job/00000000gin9xe

## About the Role

Required:

 + 5-7 years of experience in relevant field.

 + Bachelor's degree in IT, Engineering, or related field (or equivalent experience).

 + Experience supporting enterprise IT environments.

 + Knowledge of RMF, STIGs, and DoD environments.

Desired:

 + Experience supporting DoD or Navy programs.

 + Familiarity with virtualization, cloud, or enterprise systems.

 + Relevant certifications (Security+, RHCSA, AWS, etc.).

Additional Qualifications:

 + Strong analytical and problem-solving skills.

 + Ability to work in complex environments.

Security Clearance:

 + Must be eligible to obtain a Secret, Top Secret, or TS/SCI clearance. Active clearances preferred. Requirements to obtain a clearance include US Citizenship, security investigation, etc.

## Description

The System Administrator III supports the Navy by administering, maintaining, and securing enterprise IT systems across global Live Virtual Constructive (LVC) environments. This role ensures system reliability, performance, and compliance with DoD cybersecurity requirements.

Essential Functions:

 + Administer enterprise systems including servers and virtual environments.

 + Implement system configurations, updates, and patches.

 + Troubleshoot complex system issues.

 + Support compliance with STIGs and RMF.

 + Maintain system documentation and baselines.

 + Other duties as assigned or required.


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