Systems & Network Administrator

Title: Systems & Network Administrator Location: Kenosha, WI (On-site) Work authorization: Schedule: On-site during business hours; remote/on-call after hours Support Model: Required 24/7/365 participation Clearance: Must meet FBI CJIS Security Policy requirements Role Summary Maintains the server, network, and security infrastructure supporting mission-critical and standard systems. Key Responsibilities Provide on-site system and network support during business hours and remote/on-call support after hours. Support infrastructure for mission-critical systems including CAD, LERMS, Jail, Mobile, and TIME System. Support infrastructure for standard systems including ERP, Office 365, scheduling, evidence, fleet, and others. Perform workstation setup, OS installation, patching, antivirus, and break/fix. Administer Microsoft and Linux servers, updates, permissions, and security. Provide 247 network monitoring, firewall management, VPN, antivirus, and connectivity. Support backup and recovery operations. Support network-dependent system interfaces. Assist with annual inventory and lifecycle management. Support helpdesk escalations and ticket resolution. Implement cybersecurity controls, MFA, and CJIS compliance. Respond to Priority 1 and Priority 2 incidents within required timeframes.

Server and network administration Firewall, VPN, routing, switching Cybersecurity tools and monitoring Experience in 24/7 environments Required Qualifications 3 5 years of experience in systems and network administration. Strong knowledge of firewalls, VPNs, routing, switching, and cybersecurity tools. Experience with Microsoft Server, Linux, and virtualization platforms. Ability to support 24/7 environments and respond to Priority 1/2 incidents. Preferred Qualifications Experience supporting public safety systems (CAD, 911, LERMS). Familiarity with CJIS Security Policy.