Senior Systems Administrator

Senior Systems Administrator | South Roxana, IL, United States | Hybrid | $92,300.00 - $166,850.00

This employer is a leading technology-driven solutions provider for government and commercial customers. They are known for innovative digital and mission solutions, supporting national security and intelligence initiatives. The company fosters a culture of rapid advancement and challenges the status quo to meet critical mission demands.

The Role

• Lead system administration for Linux and Windows-based systems in secure, mission-critical environments.
• Architect and manage complex server, storage, and virtualization infrastructure.
• Perform OS installation, configuration, hardening, and patching in compliance with security standards.
• Monitor system performance, conduct root cause analysis, and resolve complex issues.
• Support backup/recovery strategies, disaster recovery plans, and continuity of operations.
• Oversee and maintain automation scripts and infrastructure as code.

What You'll Need

• Active Top Secret clearance with the ability to obtain TS/SCI with Polygraph.
• Bachelor’s degree in a relevant field with 8-12 years of experience, or equivalent experience in lieu of degree.
• DoD 8570 IAT Level II or III certification.
• Experience with Linux (RHEL/CentOS) and Windows Server administration.
• Proficiency with virtualization platforms (VMware, KVM).
• Experience with automation and scripting (Ansible, Bash, PowerShell, Python).

What's On Offer

• Competitive compensation and benefits package.
• Opportunity to work on mission-critical projects supporting national security.
• Collaborative environment with opportunities for professional growth.
• Chance to be part of an innovative and forward-thinking organization.

Apply via Haystack today!