Lead IT Network & Security Administrator (On-Call)

ADP, Inc.; Kiowa (CO); On-site; USD 85,000 - 105,000; Full time

Job summary

ADP, Inc. is seeking an IT Network Systems Administrator to design, deploy, and secure our IT infrastructure in Kiowa, CO. The role covers end-user devices, servers, and network components with on‑premise and security-focused responsibilities.

Responsibilities include monitoring performance, applying patches, managing access, and responding to cybersecurity incidents while providing reliable, customer‑focused IT services to support county operations.

Qualifications

• Bachelor's degree in a computer-related field or equivalent experience.
• 3+ years managing enterprise Windows/Linux environments and IT infrastructure.
• Experience with AD/Group Policy, MS 365, virtualization, and security practices.

Responsibilities

• Design, deploy, configure, maintain, and automate IT systems and networks.
• Manage user accounts, permissions, and access rights in line with security policies.
• Monitor security alerts, patch management, and incident response activities.
• Provide SME guidance for end-user equipment and escalation support.

Skills

Active Directory

Group Policy

Microsoft 365

PowerShell

Hyper-V

Windows Server

Linux Servers

Networking (VPN, DNS, DHCP)

Security & SIEM

Backup & DR

Education

Bachelor's degree in computer-related field

Microsoft certifications (preferred)

Tools

PowerShell

Office 365

Windows Server Administration

Active Directory Administration

Hyper-V

Backup technologies

Job description

ADP, Inc. is seeking an IT Network Systems Administrator to design, deploy, and secure our IT infrastructure in Kiowa, CO. The role covers end-user devices, servers, and network components with on‑premise and security-focused responsibilities.

Responsibilities include monitoring performance, applying patches, managing access, and responding to cybersecurity incidents while providing reliable, customer‑focused IT services to support county operations.