Linux System Administrator
3B Staffing LLC
IT/OT System Administrator - Linux Key Responsibilities:
- Install, configure, and maintain Linux and Windows servers and systems across IT and OT networks.
- Perform system upgrades, apply security patches, and maintain firmware on physical and virtual servers.
- Monitor server performance, troubleshoot issues, and resolve system errors to ensure high availability.
- Collaborate with network, cybersecurity, and SCADA/ICS teams to ensure stable and secure IT/OT operations.
- Maintain system documentation, network diagrams, and standard operating procedures.
- Manage user access controls and enforce cybersecurity policies.
- Support backup, disaster recovery, and restore processes for all critical systems.
- Provide remote and on-site support for plant and field locations as needed.
- Proven experience with Linux (e.g., Ubuntu, Red Hat, CentOS) and Microsoft Windows Server systems.
- Strong command-line skills and experience with shell scripting (e.g., Bash or PowerShell).
- Proficiency in system monitoring, log analysis, and performance tuning.
- Experience in virtualization platforms (e.g., VMware, Hyper-V).
- Understanding of IT/OT environments, including SCADA and industrial control systems.
- Familiarity with cybersecurity practices and frameworks (e.g., NERC CIP is a plus).
- Excellent troubleshooting, documentation, and communication skills.
- Relevant certifications such as CompTIA Linux+, Microsoft Certified: Windows Server, or Red Hat Certified System Administrator (RHCSA).
- Experience working in regulated environments or the energy/industrial sector.
- Hybrid environment
- Travel to field and plant sites up to 40%
Vacancy posted 1 day ago
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