System Administrator

• Administer, maintain, and support server and cloud infrastructure as directed by the client’s designated lead
• Provide systems build-out, documentation, support, and new environment and site deployments
• Deploy, configure, and maintain Windows Server, Active Directory, DNS, DHCP, Group Policy, file and print services, AWS, Azure, Microsoft 365, VPNs, load balancers, and firewall policies
• Perform system maintenance and upgrades, including service packs, patches, hot fixes, and security baselines
• Monitor system, platform, and network performance for availability and reliability
• Conduct resource monitoring, trending, capacity planning, and cloud cost and consumption reviews
• Administer backup, replication, and disaster recovery processes and participate in restore testing
• Automate recurring administrative tasks using PowerShell, Bash, or comparable scripting and infrastructure-as-code tooling
• Follow configuration and change management policies
• Collaborate with the security team on identity, endpoint, and cloud posture controls
• Provide escalation-level technical support within strict SLA windows
• Mentor junior administrators and support staff
• Contribute to runbooks, standards, and knowledge base documentation
• Travel occasionally to customer locations, estimated at 25% when needed

Explore System Administrator at GuideIT. Review requirements and application details.