IT System Administrator
Core
Maintain LAN/WAN environment, VoIP/telephony systems, and core network hardware while assisting with general server administration.
Role type
Entry-Mid Level System Administrator (Networking & Telephony)
Builds
Enterprise network infrastructure and telephony solutions for an insurance broker
Domain
Insurance / IT Infrastructure
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Networking fundamentals (TCP/IP, VLANs, routing, switching, DNS, DHCP, VPN), VoIP/telephony concepts (SIP, QoS, call routing), Windows/Linux server administration, network security basics, network monitoring tools
Preferred skills
Specific VoIP platform experience (Cisco, Avaya, 3CX, Microsoft Teams), cloud/hybrid networking (SD-WAN, site-to-site VPN, Azure/AWS), structured cabling
Responsibilities
Install and maintain switches, routers, firewalls, and wireless access points; Monitor network performance and troubleshoot connectivity issues; Administer and support VoIP telephony systems; Assist with day-to-day administration of Windows/Linux servers, Active Directory, DNS, and DHCP; Provide technical support for hardware, software, network, and account issues via ITSM platform
Seniority
Entry-Mid Level