Linux Systems Administrator

CAI•Evanston, IL

1d•$48 - $52•Hybrid

About The Position

We are looking for a motivated Linux Systems Administrator ready to take us to the next level! If you have Linux system administration, automated patch management, and cybersecurity experience and are looking for your next career move, apply now. We are looking for a Linux Systems Administrator to support and maintain enterprise Linux infrastructure, automated patching solutions, server availability, and cybersecurity initiatives across a complex IT environment. This position will be Full-Time and Onsite in Evanston, Illinois. This is a 35-hour per week contract (potential for contract to hire). Only work authorizations that will not require sponsorship now or in the future will be considered.

Requirements

Bachelor's degree in Computer Science or related technical discipline
4-6 years of Linux Systems Administration experience
2-4 years of desktop, network, hardware, and software support experience
Experience supporting enterprise Linux environments including Red Hat Enterprise Linux, CentOS, and SUSE Linux
Experience managing Red Hat Satellite Server for automated patching, content management, and system updates
Experience implementing and maintaining automated Linux patching and update solutions
Knowledge of cybersecurity principles and best practices for servers, networks, and endpoints
Experience monitoring Linux systems and ensuring compliance with internal security and operational standards
Knowledge of network administration, system troubleshooting, and infrastructure support
Experience creating and maintaining detailed technical documentation and operational procedures
Strong verbal and written communication skills
Ability to work independently and collaboratively in a team environment

Nice To Haves

Experience with Uyuni infrastructure and configuration management platforms
Experience with SaltStack configuration management and orchestration
Experience with Spacewalk Linux systems management
Proficiency with Bash and Python scripting for automation
Cybersecurity experience involving ransomware and malware detection, prevention, and remediation
Knowledge of networking, access control, firewalls, encryption, disaster recovery, and business continuity practices
Experience integrating systems through APIs and XML-RPC
Knowledge of software licensing administration
Database administration experience with PostgreSQL, SQL Server, DB2, or similar platforms
Experience supporting VMware-based virtualized environments
Familiarity with mixed technology environments including Windows, .NET, Java, and AS/400 systems

Responsibilities

Support all client user applications and programs
Manage the setup, configuration, upgrade, and ongoing administration of automated Linux patching platforms, including Uyuni and related technologies
Maintain patching schedules and ensure Linux servers and virtual machines remain current with security and operational updates
Monitor application, server, and infrastructure availability and proactively address performance or reliability issues
Plan, coordinate, and implement network security measures to protect systems, applications, and data
Perform server upgrades, technology deployments, and software installations as required
Recommend and implement improvements to system, server, and network configurations
Execute data backup, restoration, and disaster recovery procedures
Maintain, review, and analyze network, application, and system logs
Perform routine startup, shutdown, maintenance, and operational procedures while ensuring adherence to internal controls
Collaborate closely with IT teams to coordinate patching schedules and minimize business disruption
Design, configure, test, and maintain computer hardware, networking software, and operating systems
Participate in an on-call rotation and provide 24x7 support for critical IT incidents
Perform additional duties as assigned