System Administrator Help Desk Support Agent

EXCALTECH is hiring a System Administrator Help Desk Support Agent to support client environments with advanced infrastructure and application capabilities. In this hybrid role based out of Rolling Meadows, IL, you will handle escalations, monitor systems, and perform hands-on administration across servers, endpoints, and network and security devices.

You will work as part of a team that provides both day-to-day help desk support and deeper systems administration, including patching, upgrades, troubleshooting, and documentation. The role also includes participation in an on-call rotation to meet client needs outside normal business hours.

What You’ll Do

• Monitor, triage, and resolve incoming service requests and escalations.
• Provide advanced support for infrastructure, systems, and applications.
• Install, configure, and maintain servers, endpoints, and infrastructure equipment.
• Perform patching and upgrades, plus troubleshooting for firmware and OS and application components as applicable.
• Support LAN and WAN connectivity and network or security devices, including routing, switching, and firewalls.
• Administer user accounts, access, and permissions using AD and/or Entra ID (including maintaining related security controls).
• Create and maintain technical documentation, standards, and procedures.
• Lead assigned projects and recommend upgrades and improvements.

Requirements

• Bachelor’s degree in a related field, or equivalent experience/training/certifications.
• 3+ years of system administration experience in a professional environment.
• Strong Windows administration skills, including patching, monitoring and alerting, remote tools, and backup and recovery.
• Experience administering Active Directory and/or Microsoft Entra ID (Azure AD).
• Virtualization experience with VMware, Hyper-V, Verge.io, or similar, plus familiarity with storage concepts such as SAN and NAS.
• Working knowledge of Layer 3 TCP/IP networking and common hardware from Cisco, Meraki, WatchGuard, or Fortinet.
• Understanding of security best practices, permissions (share/NTFS), and system hardening.
• Familiarity with Microsoft Azure and Microsoft 365 configuration and administration.
• Strong troubleshooting and root-cause analysis skills.
• Clear communication and the ability to work independently and collaboratively.

Key Technologies

• Windows
• Active Directory
• Microsoft Entra ID (Azure AD)
• VMware, Hyper-V, Verge.io
• SAN, NAS
• Layer 3 TCP/IP
• Cisco, Meraki, WatchGuard, Fortinet
• Microsoft Azure, Microsoft 365
• Routing, switching, firewalls

Pay

• $60,000 - $65,000 per year

Work Location and Travel

• Hybrid role based at EXCALTECH’s corporate headquarters in Rolling Meadows, IL.
• Approximately 20% travel to client sites as needed.
• A company car is provided for client travel.

On-Call Rotation

• Participates in an on-call rotation to support client needs outside normal business hours, including nights and weekends as scheduled.

Benefits

• 401(k) and 401(k) matching
• Dental insurance
• Health insurance
• Life insurance
• Paid time off
• Tuition reimbursement
• Vision insurance

How You’ll Stand Out

• Own escalations through resolution while communicating clearly with internal teams and clients.
• Perform root-cause analysis, implement permanent fixes, and support documentation and knowledge transfer.