Senior Systems Administrator - IT/OT Systems

Insight Global is seeking an experienced Systems Administrator to provide technical support for critical Operational Technology (OT) initiatives and infrastructure. This person will be supporting several high-priority projects and provide day-to-day operational support of mission-critical environments.

The ideal candidate will be capable of quickly integrating into an established team and independently supporting complex Windows and Linux server environments while maintaining the high standards required for critical infrastructure operations.

• Experience administering Windows Server and Red Hat Enterprise Linux (RHEL).
• Evaluate, test, and deploy operating system and application patches.
• Administer and troubleshoot Microsoft Active Directory.
• Strong understanding of enterprise networking concepts.
• Experience supporting enterprise backup, endpoint protection, and security monitoring platforms.
• We are currently using Veeam for Backup, Symantec for Endpoint Security, and Tripwire for security monitoring, but candidates with skills in other technologies will be considered.
• Any experience implementing a Network Monitoring System will be great.
• Excellent analytical and troubleshooting skills.
• Strong verbal and written communication skills.
• Ability to work independently while collaborating effectively within a team environment.
• Demonstrated commitment to operational excellence, cybersecurity, and regulatory compliance.

On-Call Support This position is mission essential and participates in a rotating 24x7x365 on-call support schedule supporting mission-critical Operational Technology and security infrastructure. Candidates should be comfortable responding to after-hours incidents and working in a highly available production environment. May require extended onsite support during emergency operations(e.g. hurricane, ice storms, etc.) NERC CIP Compliance Responsibilities The environments supported by this position are subject to North American Electric Reliability Corporation (NERC) Critical Infrastructure Protection (CIP) standards. As such, the successful candidate must demonstrate: * Exceptional attention to detail. * The ability to independently and consistently follow documented procedures without deviation. * Strong documentation and organizational skills. * Ability to collect, organize, annotate, and maintain compliance evidence. * An understanding of change management, access control, and configuration management principles. Previous experience supporting NERC CIP-regulated environments is desirable; however, candidates with strong enterprise infrastructure experience and a willingness to learn the regulatory requirements will be considered.

The compensation for this position varies based on experience but will be between $90,000-120,000 depending on experience.