IT Systems and Network Administrator

This position is responsible for maintaining the reliability, security, and performance of the company's IT infrastructure. This includes administering Windows servers, virtual environments, and network systems such as switches, wireless access points, and firewalls. The role provides advanced technical support for complex issues, helps resolve system problems efficiently, and supports continuous improvement of IT services. Windows Server Administration: Install, configure, harden, patch, and maintain Windows Server (AD DS, DNS, DHCP, Group Policy, file/print services, and server roles/features). Perform regular backup/restore tests and capacity planning. Virtualization (VMware ESXi): Manage ESXi hosts and clusters, vCenter, resource pools, templates, snapshots, VM provisioning, and lifecycle. Monitor performance, remediate host/VM issues, and maintain HA/DRS configuration. Cisco Network (Switches/APs/Firewalls): Configure and support Cisco switches (Layer 2/Layer 3), wireless access points/controllers, and firewalls including VLANs, STP, trunking, routing, ACLs, NAT, VPN, QoS, and segmentation. Collaborate on network designs that prioritize resilience, security, and scalability. Layer 3 Support: Act as an escalation point for complex incidents and service requests across servers, virtualization, and network domains. Lead troubleshooting, perform root cause analysis, and recommend corrective/preventive actions. Monitoring & Alerting: Maintain and tune system and network monitoring, logs, and alerting. Proactively identify performance bottlenecks, capacity constraints, and security anomalies. Implement and maintain security baselines, patch management, endpoint protection, firewall policies, identity and access controls, and least privilege standards. Backup/DR/BCP: Administer backup jobs, conduct periodic recovery drills, and support disaster recovery/BCP activities for on prem workloads and critical applications. Change Management: Prepare implementation plans, risk assessments, and rollback procedures. Coordinate maintenance windows and communicate planned downtime to stakeholders. Create and maintain accurate configuration records, network/server diagrams, inventory, runbooks, standard operating procedures, and access credentials management. Work with vendors and managed service providers to troubleshoot issues, schedule upgrades, and evaluate solutions. Identify opportunities to simplify, automate, and standardize infrastructure operations; Problem Solving/Analysis This job operates in a professional office and data-center environment. This role routinely uses standard office equipment and technology. Occasional work in server rooms and network closets may require bending, kneeling, and ladder use. This is a full-time, onsite role located in Milbank, SD. Regular work hours are Monday through Friday from 8:00 a.m. with additional responsibility for rotating on-call coverage that may include evenings and weekends. Travel Occasional overnight travel may be necessary for training and development. Associate's degree in computer/network security, information technology or related field and/or equivalent experience. Bachelor's degree in related field. Relevant industry certifications (Cisco, Windows, VMware, etc.) Bilingual in English/Spanish. Monday - Friday